diff options
Diffstat (limited to 'Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor')
65 files changed, 4593 insertions, 0 deletions
diff --git a/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/Drawers.meta b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/Drawers.meta new file mode 100644 index 00000000..b69e0ac8 --- /dev/null +++ b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/Drawers.meta @@ -0,0 +1,10 @@ +fileFormatVersion: 2 +guid: 7adf21edfb51f514fa991d7556ecd0ef +folderAsset: yes +timeCreated: 1541971984 +licenseType: Free +DefaultImporter: + externalObjects: {} + userData: + assetBundleName: + assetBundleVariant: diff --git a/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/Drawers/NodeEnumDrawer.cs b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/Drawers/NodeEnumDrawer.cs new file mode 100644 index 00000000..8aa748c2 --- /dev/null +++ b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/Drawers/NodeEnumDrawer.cs @@ -0,0 +1,71 @@ +using System; +using System.Collections; +using System.Collections.Generic; +using UnityEditor; +using UnityEngine; +using XNode; +using XNodeEditor; + +namespace XNodeEditor { + [CustomPropertyDrawer(typeof(NodeEnumAttribute))] + public class NodeEnumDrawer : PropertyDrawer { + public override void OnGUI(Rect position, SerializedProperty property, GUIContent label) { + EditorGUI.BeginProperty(position, label, property); + + EnumPopup(position, property, label); + + EditorGUI.EndProperty(); + } + + public static void EnumPopup(Rect position, SerializedProperty property, GUIContent label) { + // Throw error on wrong type + if (property.propertyType != SerializedPropertyType.Enum) { + throw new ArgumentException("Parameter selected must be of type System.Enum"); + } + + // Add label + position = EditorGUI.PrefixLabel(position, GUIUtility.GetControlID(FocusType.Passive), label); + + // Get current enum name + string enumName = ""; + if (property.enumValueIndex >= 0 && property.enumValueIndex < property.enumDisplayNames.Length) enumName = property.enumDisplayNames[property.enumValueIndex]; + +#if UNITY_2017_1_OR_NEWER + // Display dropdown + if (EditorGUI.DropdownButton(position, new GUIContent(enumName), FocusType.Passive)) { + // Position is all wrong if we show the dropdown during the node draw phase. + // Instead, add it to onLateGUI to display it later. + NodeEditorWindow.current.onLateGUI += () => ShowContextMenuAtMouse(property); + } +#else + // Display dropdown + if (GUI.Button(position, new GUIContent(enumName), "MiniPopup")) { + // Position is all wrong if we show the dropdown during the node draw phase. + // Instead, add it to onLateGUI to display it later. + NodeEditorWindow.current.onLateGUI += () => ShowContextMenuAtMouse(property); + } +#endif + } + + public static void ShowContextMenuAtMouse(SerializedProperty property) { + // Initialize menu + GenericMenu menu = new GenericMenu(); + + // Add all enum display names to menu + for (int i = 0; i < property.enumDisplayNames.Length; i++) { + int index = i; + menu.AddItem(new GUIContent(property.enumDisplayNames[i]), false, () => SetEnum(property, index)); + } + + // Display at cursor position + Rect r = new Rect(Event.current.mousePosition, new Vector2(0, 0)); + menu.DropDown(r); + } + + private static void SetEnum(SerializedProperty property, int index) { + property.enumValueIndex = index; + property.serializedObject.ApplyModifiedProperties(); + property.serializedObject.Update(); + } + } +}
\ No newline at end of file diff --git a/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/Drawers/NodeEnumDrawer.cs.meta b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/Drawers/NodeEnumDrawer.cs.meta new file mode 100644 index 00000000..beacf6b3 --- /dev/null +++ b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/Drawers/NodeEnumDrawer.cs.meta @@ -0,0 +1,13 @@ +fileFormatVersion: 2 +guid: 83db81f92abadca439507e25d517cabe +timeCreated: 1541633798 +licenseType: Free +MonoImporter: + externalObjects: {} + serializedVersion: 2 + defaultReferences: [] + executionOrder: 0 + icon: {instanceID: 0} + userData: + assetBundleName: + assetBundleVariant: diff --git a/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/Drawers/Odin.meta b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/Drawers/Odin.meta new file mode 100644 index 00000000..c2b0ac98 --- /dev/null +++ b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/Drawers/Odin.meta @@ -0,0 +1,8 @@ +fileFormatVersion: 2 +guid: 327994a52f523b641898a39ff7500a02 +folderAsset: yes +DefaultImporter: + externalObjects: {} + userData: + assetBundleName: + assetBundleVariant: diff --git a/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/Drawers/Odin/InNodeEditorAttributeProcessor.cs b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/Drawers/Odin/InNodeEditorAttributeProcessor.cs new file mode 100644 index 00000000..84c6d8e7 --- /dev/null +++ b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/Drawers/Odin/InNodeEditorAttributeProcessor.cs @@ -0,0 +1,48 @@ +#if UNITY_EDITOR && ODIN_INSPECTOR +using System; +using System.Collections.Generic; +using System.Reflection; +using Sirenix.OdinInspector.Editor; +using UnityEngine; +using XNode; + +namespace XNodeEditor { + internal class OdinNodeInGraphAttributeProcessor<T> : OdinAttributeProcessor<T> where T : Node { + public override bool CanProcessSelfAttributes(InspectorProperty property) { + return false; + } + + public override bool CanProcessChildMemberAttributes(InspectorProperty parentProperty, MemberInfo member) { + if (!NodeEditor.inNodeEditor) + return false; + + if (member.MemberType == MemberTypes.Field) { + switch (member.Name) { + case "graph": + case "position": + case "ports": + return true; + + default: + break; + } + } + + return false; + } + + public override void ProcessChildMemberAttributes(InspectorProperty parentProperty, MemberInfo member, List<Attribute> attributes) { + switch (member.Name) { + case "graph": + case "position": + case "ports": + attributes.Add(new HideInInspector()); + break; + + default: + break; + } + } + } +} +#endif
\ No newline at end of file diff --git a/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/Drawers/Odin/InNodeEditorAttributeProcessor.cs.meta b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/Drawers/Odin/InNodeEditorAttributeProcessor.cs.meta new file mode 100644 index 00000000..15f69908 --- /dev/null +++ b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/Drawers/Odin/InNodeEditorAttributeProcessor.cs.meta @@ -0,0 +1,11 @@ +fileFormatVersion: 2 +guid: 3cf2561fbfea9a041ac81efbbb5b3e0d +MonoImporter: + externalObjects: {} + serializedVersion: 2 + defaultReferences: [] + executionOrder: 0 + icon: {instanceID: 0} + userData: + assetBundleName: + assetBundleVariant: diff --git a/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/Drawers/Odin/InputAttributeDrawer.cs b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/Drawers/Odin/InputAttributeDrawer.cs new file mode 100644 index 00000000..a384bdcf --- /dev/null +++ b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/Drawers/Odin/InputAttributeDrawer.cs @@ -0,0 +1,49 @@ +#if UNITY_EDITOR && ODIN_INSPECTOR +using Sirenix.OdinInspector; +using Sirenix.OdinInspector.Editor; +using Sirenix.Utilities.Editor; +using UnityEngine; +using XNode; + +namespace XNodeEditor { + public class InputAttributeDrawer : OdinAttributeDrawer<XNode.Node.InputAttribute> { + protected override bool CanDrawAttributeProperty(InspectorProperty property) { + Node node = property.Tree.WeakTargets[0] as Node; + return node != null; + } + + protected override void DrawPropertyLayout(GUIContent label) { + Node node = Property.Tree.WeakTargets[0] as Node; + NodePort port = node.GetInputPort(Property.Name); + + if (!NodeEditor.inNodeEditor) { + if (Attribute.backingValue == XNode.Node.ShowBackingValue.Always || Attribute.backingValue == XNode.Node.ShowBackingValue.Unconnected && !port.IsConnected) + CallNextDrawer(label); + return; + } + + if (Property.Tree.WeakTargets.Count > 1) { + SirenixEditorGUI.WarningMessageBox("Cannot draw ports with multiple nodes selected"); + return; + } + + if (port != null) { + var portPropoerty = Property.Tree.GetUnityPropertyForPath(Property.UnityPropertyPath); + if (portPropoerty == null) { + SirenixEditorGUI.ErrorMessageBox("Port property missing at: " + Property.UnityPropertyPath); + return; + } else { + var labelWidth = Property.GetAttribute<LabelWidthAttribute>(); + if (labelWidth != null) + GUIHelper.PushLabelWidth(labelWidth.Width); + + NodeEditorGUILayout.PropertyField(portPropoerty, label == null ? GUIContent.none : label, true, GUILayout.MinWidth(30)); + + if (labelWidth != null) + GUIHelper.PopLabelWidth(); + } + } + } + } +} +#endif
\ No newline at end of file diff --git a/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/Drawers/Odin/InputAttributeDrawer.cs.meta b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/Drawers/Odin/InputAttributeDrawer.cs.meta new file mode 100644 index 00000000..12b76158 --- /dev/null +++ b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/Drawers/Odin/InputAttributeDrawer.cs.meta @@ -0,0 +1,11 @@ +fileFormatVersion: 2 +guid: 2fd590b2e9ea0bd49b6986a2ca9010ab +MonoImporter: + externalObjects: {} + serializedVersion: 2 + defaultReferences: [] + executionOrder: 0 + icon: {instanceID: 0} + userData: + assetBundleName: + assetBundleVariant: diff --git a/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/Drawers/Odin/OutputAttributeDrawer.cs b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/Drawers/Odin/OutputAttributeDrawer.cs new file mode 100644 index 00000000..ff596156 --- /dev/null +++ b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/Drawers/Odin/OutputAttributeDrawer.cs @@ -0,0 +1,49 @@ +#if UNITY_EDITOR && ODIN_INSPECTOR +using Sirenix.OdinInspector; +using Sirenix.OdinInspector.Editor; +using Sirenix.Utilities.Editor; +using UnityEngine; +using XNode; + +namespace XNodeEditor { + public class OutputAttributeDrawer : OdinAttributeDrawer<XNode.Node.OutputAttribute> { + protected override bool CanDrawAttributeProperty(InspectorProperty property) { + Node node = property.Tree.WeakTargets[0] as Node; + return node != null; + } + + protected override void DrawPropertyLayout(GUIContent label) { + Node node = Property.Tree.WeakTargets[0] as Node; + NodePort port = node.GetOutputPort(Property.Name); + + if (!NodeEditor.inNodeEditor) { + if (Attribute.backingValue == XNode.Node.ShowBackingValue.Always || Attribute.backingValue == XNode.Node.ShowBackingValue.Unconnected && !port.IsConnected) + CallNextDrawer(label); + return; + } + + if (Property.Tree.WeakTargets.Count > 1) { + SirenixEditorGUI.WarningMessageBox("Cannot draw ports with multiple nodes selected"); + return; + } + + if (port != null) { + var portPropoerty = Property.Tree.GetUnityPropertyForPath(Property.UnityPropertyPath); + if (portPropoerty == null) { + SirenixEditorGUI.ErrorMessageBox("Port property missing at: " + Property.UnityPropertyPath); + return; + } else { + var labelWidth = Property.GetAttribute<LabelWidthAttribute>(); + if (labelWidth != null) + GUIHelper.PushLabelWidth(labelWidth.Width); + + NodeEditorGUILayout.PropertyField(portPropoerty, label == null ? GUIContent.none : label, true, GUILayout.MinWidth(30)); + + if (labelWidth != null) + GUIHelper.PopLabelWidth(); + } + } + } + } +} +#endif
\ No newline at end of file diff --git a/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/Drawers/Odin/OutputAttributeDrawer.cs.meta b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/Drawers/Odin/OutputAttributeDrawer.cs.meta new file mode 100644 index 00000000..aa22218d --- /dev/null +++ b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/Drawers/Odin/OutputAttributeDrawer.cs.meta @@ -0,0 +1,11 @@ +fileFormatVersion: 2 +guid: e7ebd8f2b42e2384aa109551dc46af88 +MonoImporter: + externalObjects: {} + serializedVersion: 2 + defaultReferences: [] + executionOrder: 0 + icon: {instanceID: 0} + userData: + assetBundleName: + assetBundleVariant: diff --git a/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/GraphAndNodeEditor.cs b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/GraphAndNodeEditor.cs new file mode 100644 index 00000000..6859855c --- /dev/null +++ b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/GraphAndNodeEditor.cs @@ -0,0 +1,75 @@ +using UnityEditor; +using UnityEngine; +#if ODIN_INSPECTOR +using Sirenix.OdinInspector.Editor; +using Sirenix.Utilities; +using Sirenix.Utilities.Editor; +#endif + +namespace XNodeEditor { + /// <summary> Override graph inspector to show an 'Open Graph' button at the top </summary> + [CustomEditor(typeof(XNode.NodeGraph), true)] +#if ODIN_INSPECTOR + public class GlobalGraphEditor : OdinEditor { + public override void OnInspectorGUI() { + if (GUILayout.Button("Edit graph", GUILayout.Height(40))) { + NodeEditorWindow.Open(serializedObject.targetObject as XNode.NodeGraph); + } + base.OnInspectorGUI(); + } + } +#else + [CanEditMultipleObjects] + public class GlobalGraphEditor : Editor { + public override void OnInspectorGUI() { + serializedObject.Update(); + + if (GUILayout.Button("Edit graph", GUILayout.Height(40))) { + NodeEditorWindow.Open(serializedObject.targetObject as XNode.NodeGraph); + } + + GUILayout.Space(EditorGUIUtility.singleLineHeight); + GUILayout.Label("Raw data", "BoldLabel"); + + DrawDefaultInspector(); + + serializedObject.ApplyModifiedProperties(); + } + } +#endif + + [CustomEditor(typeof(XNode.Node), true)] +#if ODIN_INSPECTOR + public class GlobalNodeEditor : OdinEditor { + public override void OnInspectorGUI() { + if (GUILayout.Button("Edit graph", GUILayout.Height(40))) { + SerializedProperty graphProp = serializedObject.FindProperty("graph"); + NodeEditorWindow w = NodeEditorWindow.Open(graphProp.objectReferenceValue as XNode.NodeGraph); + w.Home(); // Focus selected node + } + base.OnInspectorGUI(); + } + } +#else + [CanEditMultipleObjects] + public class GlobalNodeEditor : Editor { + public override void OnInspectorGUI() { + serializedObject.Update(); + + if (GUILayout.Button("Edit graph", GUILayout.Height(40))) { + SerializedProperty graphProp = serializedObject.FindProperty("graph"); + NodeEditorWindow w = NodeEditorWindow.Open(graphProp.objectReferenceValue as XNode.NodeGraph); + w.Home(); // Focus selected node + } + + GUILayout.Space(EditorGUIUtility.singleLineHeight); + GUILayout.Label("Raw data", "BoldLabel"); + + // Now draw the node itself. + DrawDefaultInspector(); + + serializedObject.ApplyModifiedProperties(); + } + } +#endif +}
\ No newline at end of file diff --git a/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/GraphAndNodeEditor.cs.meta b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/GraphAndNodeEditor.cs.meta new file mode 100644 index 00000000..5cc60df1 --- /dev/null +++ b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/GraphAndNodeEditor.cs.meta @@ -0,0 +1,11 @@ +fileFormatVersion: 2 +guid: bdd6e443125ccac4dad0665515759637 +MonoImporter: + externalObjects: {} + serializedVersion: 2 + defaultReferences: [] + executionOrder: 0 + icon: {instanceID: 0} + userData: + assetBundleName: + assetBundleVariant: diff --git a/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/GraphRenameFixAssetProcessor.cs b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/GraphRenameFixAssetProcessor.cs new file mode 100644 index 00000000..264e8b12 --- /dev/null +++ b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/GraphRenameFixAssetProcessor.cs @@ -0,0 +1,35 @@ +using UnityEditor; +using XNode; + +namespace XNodeEditor { + /// <summary> + /// This asset processor resolves an issue with the new v2 AssetDatabase system present on 2019.3 and later. When + /// renaming a <see cref="XNode.NodeGraph"/> asset, it appears that sometimes the v2 AssetDatabase will swap which asset + /// is the main asset (present at top level) between the <see cref="XNode.NodeGraph"/> and one of its <see cref="XNode.Node"/> + /// sub-assets. As a workaround until Unity fixes this, this asset processor checks all renamed assets and if it + /// finds a case where a <see cref="XNode.Node"/> has been made the main asset it will swap it back to being a sub-asset + /// and rename the node to the default name for that node type. + /// </summary> + internal sealed class GraphRenameFixAssetProcessor : AssetPostprocessor { + private static void OnPostprocessAllAssets( + string[] importedAssets, + string[] deletedAssets, + string[] movedAssets, + string[] movedFromAssetPaths) { + for (int i = 0; i < movedAssets.Length; i++) { + Node nodeAsset = AssetDatabase.LoadMainAssetAtPath(movedAssets[i]) as Node; + + // If the renamed asset is a node graph, but the v2 AssetDatabase has swapped a sub-asset node to be its + // main asset, reset the node graph to be the main asset and rename the node asset back to its default + // name. + if (nodeAsset != null && AssetDatabase.IsMainAsset(nodeAsset)) { + AssetDatabase.SetMainObject(nodeAsset.graph, movedAssets[i]); + AssetDatabase.ImportAsset(movedAssets[i]); + + nodeAsset.name = NodeEditorUtilities.NodeDefaultName(nodeAsset.GetType()); + EditorUtility.SetDirty(nodeAsset); + } + } + } + } +}
\ No newline at end of file diff --git a/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/GraphRenameFixAssetProcessor.cs.meta b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/GraphRenameFixAssetProcessor.cs.meta new file mode 100644 index 00000000..77e87eef --- /dev/null +++ b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/GraphRenameFixAssetProcessor.cs.meta @@ -0,0 +1,11 @@ +fileFormatVersion: 2 +guid: 65da1ff1c50a9984a9c95fd18799e8dd +MonoImporter: + externalObjects: {} + serializedVersion: 2 + defaultReferences: [] + executionOrder: 0 + icon: {instanceID: 0} + userData: + assetBundleName: + assetBundleVariant: diff --git a/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/Internal.meta b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/Internal.meta new file mode 100644 index 00000000..600ad293 --- /dev/null +++ b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/Internal.meta @@ -0,0 +1,8 @@ +fileFormatVersion: 2 +guid: a6a1bbc054e282346a02e7bbddde3206 +folderAsset: yes +DefaultImporter: + externalObjects: {} + userData: + assetBundleName: + assetBundleVariant: diff --git a/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/Internal/RerouteReference.cs b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/Internal/RerouteReference.cs new file mode 100644 index 00000000..4e211306 --- /dev/null +++ b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/Internal/RerouteReference.cs @@ -0,0 +1,20 @@ +using UnityEngine; + +namespace XNodeEditor.Internal { + public struct RerouteReference { + public XNode.NodePort port; + public int connectionIndex; + public int pointIndex; + + public RerouteReference(XNode.NodePort port, int connectionIndex, int pointIndex) { + this.port = port; + this.connectionIndex = connectionIndex; + this.pointIndex = pointIndex; + } + + public void InsertPoint(Vector2 pos) { port.GetReroutePoints(connectionIndex).Insert(pointIndex, pos); } + public void SetPoint(Vector2 pos) { port.GetReroutePoints(connectionIndex) [pointIndex] = pos; } + public void RemovePoint() { port.GetReroutePoints(connectionIndex).RemoveAt(pointIndex); } + public Vector2 GetPoint() { return port.GetReroutePoints(connectionIndex) [pointIndex]; } + } +}
\ No newline at end of file diff --git a/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/Internal/RerouteReference.cs.meta b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/Internal/RerouteReference.cs.meta new file mode 100644 index 00000000..9a2f9cb0 --- /dev/null +++ b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/Internal/RerouteReference.cs.meta @@ -0,0 +1,11 @@ +fileFormatVersion: 2 +guid: 399f3c5fb717b2c458c3e9746f8959a3 +MonoImporter: + externalObjects: {} + serializedVersion: 2 + defaultReferences: [] + executionOrder: 0 + icon: {instanceID: 0} + userData: + assetBundleName: + assetBundleVariant: diff --git a/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeEditor.cs b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeEditor.cs new file mode 100644 index 00000000..45b96050 --- /dev/null +++ b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeEditor.cs @@ -0,0 +1,159 @@ +using System; +using System.Collections.Generic; +using System.Linq; +using UnityEditor; +using UnityEngine; +#if ODIN_INSPECTOR +using Sirenix.OdinInspector.Editor; +using Sirenix.Utilities; +using Sirenix.Utilities.Editor; +#endif + +namespace XNodeEditor { + /// <summary> Base class to derive custom Node editors from. Use this to create your own custom inspectors and editors for your nodes. </summary> + [CustomNodeEditor(typeof(XNode.Node))] + public class NodeEditor : XNodeEditor.Internal.NodeEditorBase<NodeEditor, NodeEditor.CustomNodeEditorAttribute, XNode.Node> { + + private readonly Color DEFAULTCOLOR = new Color32(90, 97, 105, 255); + + /// <summary> Fires every whenever a node was modified through the editor </summary> + public static Action<XNode.Node> onUpdateNode; + public readonly static Dictionary<XNode.NodePort, Vector2> portPositions = new Dictionary<XNode.NodePort, Vector2>(); + +#if ODIN_INSPECTOR + protected internal static bool inNodeEditor = false; +#endif + + public virtual void OnHeaderGUI() { + GUILayout.Label(target.name, NodeEditorResources.styles.nodeHeader, GUILayout.Height(30)); + } + + /// <summary> Draws standard field editors for all public fields </summary> + public virtual void OnBodyGUI() { +#if ODIN_INSPECTOR + inNodeEditor = true; +#endif + + // Unity specifically requires this to save/update any serial object. + // serializedObject.Update(); must go at the start of an inspector gui, and + // serializedObject.ApplyModifiedProperties(); goes at the end. + serializedObject.Update(); + string[] excludes = { "m_Script", "graph", "position", "ports" }; + +#if ODIN_INSPECTOR + InspectorUtilities.BeginDrawPropertyTree(objectTree, true); + GUIHelper.PushLabelWidth(84); + objectTree.Draw(true); + InspectorUtilities.EndDrawPropertyTree(objectTree); + GUIHelper.PopLabelWidth(); +#else + + // Iterate through serialized properties and draw them like the Inspector (But with ports) + SerializedProperty iterator = serializedObject.GetIterator(); + bool enterChildren = true; + while (iterator.NextVisible(enterChildren)) { + enterChildren = false; + if (excludes.Contains(iterator.name)) continue; + NodeEditorGUILayout.PropertyField(iterator, true); + } +#endif + + // Iterate through dynamic ports and draw them in the order in which they are serialized + foreach (XNode.NodePort dynamicPort in target.DynamicPorts) { + if (NodeEditorGUILayout.IsDynamicPortListPort(dynamicPort)) continue; + NodeEditorGUILayout.PortField(dynamicPort); + } + + serializedObject.ApplyModifiedProperties(); + +#if ODIN_INSPECTOR + // Call repaint so that the graph window elements respond properly to layout changes coming from Odin + if (GUIHelper.RepaintRequested) { + GUIHelper.ClearRepaintRequest(); + window.Repaint(); + } +#endif + +#if ODIN_INSPECTOR + inNodeEditor = false; +#endif + } + + public virtual int GetWidth() { + Type type = target.GetType(); + int width; + if (type.TryGetAttributeWidth(out width)) return width; + else return 208; + } + + /// <summary> Returns color for target node </summary> + public virtual Color GetTint() { + // Try get color from [NodeTint] attribute + Type type = target.GetType(); + Color color; + if (type.TryGetAttributeTint(out color)) return color; + // Return default color (grey) + else return DEFAULTCOLOR; + } + + public virtual GUIStyle GetBodyStyle() { + return NodeEditorResources.styles.nodeBody; + } + + public virtual GUIStyle GetBodyHighlightStyle() { + return NodeEditorResources.styles.nodeHighlight; + } + + /// <summary> Add items for the context menu when right-clicking this node. Override to add custom menu items. </summary> + public virtual void AddContextMenuItems(GenericMenu menu) { + bool canRemove = true; + // Actions if only one node is selected + if (Selection.objects.Length == 1 && Selection.activeObject is XNode.Node) { + XNode.Node node = Selection.activeObject as XNode.Node; + menu.AddItem(new GUIContent("Move To Top"), false, () => NodeEditorWindow.current.MoveNodeToTop(node)); + menu.AddItem(new GUIContent("Rename"), false, NodeEditorWindow.current.RenameSelectedNode); + + canRemove = NodeGraphEditor.GetEditor(node.graph, NodeEditorWindow.current).CanRemove(node); + } + + // Add actions to any number of selected nodes + menu.AddItem(new GUIContent("Copy"), false, NodeEditorWindow.current.CopySelectedNodes); + menu.AddItem(new GUIContent("Duplicate"), false, NodeEditorWindow.current.DuplicateSelectedNodes); + + if (canRemove) menu.AddItem(new GUIContent("Remove"), false, NodeEditorWindow.current.RemoveSelectedNodes); + else menu.AddItem(new GUIContent("Remove"), false, null); + + // Custom sctions if only one node is selected + if (Selection.objects.Length == 1 && Selection.activeObject is XNode.Node) { + XNode.Node node = Selection.activeObject as XNode.Node; + menu.AddCustomContextMenuItems(node); + } + } + + /// <summary> Rename the node asset. This will trigger a reimport of the node. </summary> + public void Rename(string newName) { + if (newName == null || newName.Trim() == "") newName = NodeEditorUtilities.NodeDefaultName(target.GetType()); + target.name = newName; + OnRename(); + AssetDatabase.ImportAsset(AssetDatabase.GetAssetPath(target)); + } + + /// <summary> Called after this node's name has changed. </summary> + public virtual void OnRename() { } + + [AttributeUsage(AttributeTargets.Class)] + public class CustomNodeEditorAttribute : Attribute, + XNodeEditor.Internal.NodeEditorBase<NodeEditor, NodeEditor.CustomNodeEditorAttribute, XNode.Node>.INodeEditorAttrib { + private Type inspectedType; + /// <summary> Tells a NodeEditor which Node type it is an editor for </summary> + /// <param name="inspectedType">Type that this editor can edit</param> + public CustomNodeEditorAttribute(Type inspectedType) { + this.inspectedType = inspectedType; + } + + public Type GetInspectedType() { + return inspectedType; + } + } + } +}
\ No newline at end of file diff --git a/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeEditor.cs.meta b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeEditor.cs.meta new file mode 100644 index 00000000..db8651d5 --- /dev/null +++ b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeEditor.cs.meta @@ -0,0 +1,12 @@ +fileFormatVersion: 2 +guid: 712c3fc5d9eeb4c45b1e23918df6018f +timeCreated: 1505462176 +licenseType: Free +MonoImporter: + serializedVersion: 2 + defaultReferences: [] + executionOrder: 0 + icon: {instanceID: 0} + userData: + assetBundleName: + assetBundleVariant: diff --git a/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeEditorAction.cs b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeEditorAction.cs new file mode 100644 index 00000000..8c151698 --- /dev/null +++ b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeEditorAction.cs @@ -0,0 +1,551 @@ +using System; +using System.Collections.Generic; +using System.Linq; +using UnityEditor; +using UnityEngine; +using XNodeEditor.Internal; + +namespace XNodeEditor { + public partial class NodeEditorWindow { + public enum NodeActivity { Idle, HoldNode, DragNode, HoldGrid, DragGrid } + public static NodeActivity currentActivity = NodeActivity.Idle; + public static bool isPanning { get; private set; } + public static Vector2[] dragOffset; + + public static XNode.Node[] copyBuffer = null; + + private bool IsDraggingPort { get { return draggedOutput != null; } } + private bool IsHoveringPort { get { return hoveredPort != null; } } + private bool IsHoveringNode { get { return hoveredNode != null; } } + private bool IsHoveringReroute { get { return hoveredReroute.port != null; } } + private XNode.Node hoveredNode = null; + [NonSerialized] public XNode.NodePort hoveredPort = null; + [NonSerialized] private XNode.NodePort draggedOutput = null; + [NonSerialized] private XNode.NodePort draggedOutputTarget = null; + [NonSerialized] private XNode.NodePort autoConnectOutput = null; + [NonSerialized] private List<Vector2> draggedOutputReroutes = new List<Vector2>(); + private RerouteReference hoveredReroute = new RerouteReference(); + public List<RerouteReference> selectedReroutes = new List<RerouteReference>(); + private Vector2 dragBoxStart; + private UnityEngine.Object[] preBoxSelection; + private RerouteReference[] preBoxSelectionReroute; + private Rect selectionBox; + private bool isDoubleClick = false; + private Vector2 lastMousePosition; + private float dragThreshold = 1f; + + public void Controls() { + wantsMouseMove = true; + Event e = Event.current; + switch (e.type) { + case EventType.DragUpdated: + case EventType.DragPerform: + DragAndDrop.visualMode = DragAndDropVisualMode.Generic; + if (e.type == EventType.DragPerform) { + DragAndDrop.AcceptDrag(); + graphEditor.OnDropObjects(DragAndDrop.objectReferences); + } + break; + case EventType.MouseMove: + //Keyboard commands will not get correct mouse position from Event + lastMousePosition = e.mousePosition; + break; + case EventType.ScrollWheel: + float oldZoom = zoom; + if (e.delta.y > 0) zoom += 0.1f * zoom; + else zoom -= 0.1f * zoom; + if (NodeEditorPreferences.GetSettings().zoomToMouse) panOffset += (1 - oldZoom / zoom) * (WindowToGridPosition(e.mousePosition) + panOffset); + break; + case EventType.MouseDrag: + if (e.button == 0) { + if (IsDraggingPort) { + // Set target even if we can't connect, so as to prevent auto-conn menu from opening erroneously + if (IsHoveringPort && hoveredPort.IsInput && !draggedOutput.IsConnectedTo(hoveredPort)) { + draggedOutputTarget = hoveredPort; + } else { + draggedOutputTarget = null; + } + Repaint(); + } else if (currentActivity == NodeActivity.HoldNode) { + RecalculateDragOffsets(e); + currentActivity = NodeActivity.DragNode; + Repaint(); + } + if (currentActivity == NodeActivity.DragNode) { + // Holding ctrl inverts grid snap + bool gridSnap = NodeEditorPreferences.GetSettings().gridSnap; + if (e.control) gridSnap = !gridSnap; + + Vector2 mousePos = WindowToGridPosition(e.mousePosition); + // Move selected nodes with offset + for (int i = 0; i < Selection.objects.Length; i++) { + if (Selection.objects[i] is XNode.Node) { + XNode.Node node = Selection.objects[i] as XNode.Node; + Undo.RecordObject(node, "Moved Node"); + Vector2 initial = node.position; + node.position = mousePos + dragOffset[i]; + if (gridSnap) { + node.position.x = (Mathf.Round((node.position.x + 8) / 16) * 16) - 8; + node.position.y = (Mathf.Round((node.position.y + 8) / 16) * 16) - 8; + } + + // Offset portConnectionPoints instantly if a node is dragged so they aren't delayed by a frame. + Vector2 offset = node.position - initial; + if (offset.sqrMagnitude > 0) { + foreach (XNode.NodePort output in node.Outputs) { + Rect rect; + if (portConnectionPoints.TryGetValue(output, out rect)) { + rect.position += offset; + portConnectionPoints[output] = rect; + } + } + + foreach (XNode.NodePort input in node.Inputs) { + Rect rect; + if (portConnectionPoints.TryGetValue(input, out rect)) { + rect.position += offset; + portConnectionPoints[input] = rect; + } + } + } + } + } + // Move selected reroutes with offset + for (int i = 0; i < selectedReroutes.Count; i++) { + Vector2 pos = mousePos + dragOffset[Selection.objects.Length + i]; + if (gridSnap) { + pos.x = (Mathf.Round(pos.x / 16) * 16); + pos.y = (Mathf.Round(pos.y / 16) * 16); + } + selectedReroutes[i].SetPoint(pos); + } + Repaint(); + } else if (currentActivity == NodeActivity.HoldGrid) { + currentActivity = NodeActivity.DragGrid; + preBoxSelection = Selection.objects; + preBoxSelectionReroute = selectedReroutes.ToArray(); + dragBoxStart = WindowToGridPosition(e.mousePosition); + Repaint(); + } else if (currentActivity == NodeActivity.DragGrid) { + Vector2 boxStartPos = GridToWindowPosition(dragBoxStart); + Vector2 boxSize = e.mousePosition - boxStartPos; + if (boxSize.x < 0) { boxStartPos.x += boxSize.x; boxSize.x = Mathf.Abs(boxSize.x); } + if (boxSize.y < 0) { boxStartPos.y += boxSize.y; boxSize.y = Mathf.Abs(boxSize.y); } + selectionBox = new Rect(boxStartPos, boxSize); + Repaint(); + } + } else if (e.button == 1 || e.button == 2) { + //check drag threshold for larger screens + if (e.delta.magnitude > dragThreshold) { + panOffset += e.delta * zoom; + isPanning = true; + } + } + break; + case EventType.MouseDown: + Repaint(); + if (e.button == 0) { + draggedOutputReroutes.Clear(); + + if (IsHoveringPort) { + if (hoveredPort.IsOutput) { + draggedOutput = hoveredPort; + autoConnectOutput = hoveredPort; + } else { + hoveredPort.VerifyConnections(); + autoConnectOutput = null; + if (hoveredPort.IsConnected) { + XNode.Node node = hoveredPort.node; + XNode.NodePort output = hoveredPort.Connection; + int outputConnectionIndex = output.GetConnectionIndex(hoveredPort); + draggedOutputReroutes = output.GetReroutePoints(outputConnectionIndex); + hoveredPort.Disconnect(output); + draggedOutput = output; + draggedOutputTarget = hoveredPort; + if (NodeEditor.onUpdateNode != null) NodeEditor.onUpdateNode(node); + } + } + } else if (IsHoveringNode && IsHoveringTitle(hoveredNode)) { + // If mousedown on node header, select or deselect + if (!Selection.Contains(hoveredNode)) { + SelectNode(hoveredNode, e.control || e.shift); + if (!e.control && !e.shift) selectedReroutes.Clear(); + } else if (e.control || e.shift) DeselectNode(hoveredNode); + + // Cache double click state, but only act on it in MouseUp - Except ClickCount only works in mouseDown. + isDoubleClick = (e.clickCount == 2); + + e.Use(); + currentActivity = NodeActivity.HoldNode; + } else if (IsHoveringReroute) { + // If reroute isn't selected + if (!selectedReroutes.Contains(hoveredReroute)) { + // Add it + if (e.control || e.shift) selectedReroutes.Add(hoveredReroute); + // Select it + else { + selectedReroutes = new List<RerouteReference>() { hoveredReroute }; + Selection.activeObject = null; + } + + } + // Deselect + else if (e.control || e.shift) selectedReroutes.Remove(hoveredReroute); + e.Use(); + currentActivity = NodeActivity.HoldNode; + } + // If mousedown on grid background, deselect all + else if (!IsHoveringNode) { + currentActivity = NodeActivity.HoldGrid; + if (!e.control && !e.shift) { + selectedReroutes.Clear(); + Selection.activeObject = null; + } + } + } + break; + case EventType.MouseUp: + if (e.button == 0) { + //Port drag release + if (IsDraggingPort) { + // If connection is valid, save it + if (draggedOutputTarget != null && draggedOutput.CanConnectTo(draggedOutputTarget)) { + XNode.Node node = draggedOutputTarget.node; + if (graph.nodes.Count != 0) draggedOutput.Connect(draggedOutputTarget); + + // ConnectionIndex can be -1 if the connection is removed instantly after creation + int connectionIndex = draggedOutput.GetConnectionIndex(draggedOutputTarget); + if (connectionIndex != -1) { + draggedOutput.GetReroutePoints(connectionIndex).AddRange(draggedOutputReroutes); + if (NodeEditor.onUpdateNode != null) NodeEditor.onUpdateNode(node); + EditorUtility.SetDirty(graph); + } + } + // Open context menu for auto-connection if there is no target node + else if (draggedOutputTarget == null && NodeEditorPreferences.GetSettings().dragToCreate && autoConnectOutput != null) { + GenericMenu menu = new GenericMenu(); + graphEditor.AddContextMenuItems(menu); + menu.DropDown(new Rect(Event.current.mousePosition, Vector2.zero)); + } + //Release dragged connection + draggedOutput = null; + draggedOutputTarget = null; + EditorUtility.SetDirty(graph); + if (NodeEditorPreferences.GetSettings().autoSave) AssetDatabase.SaveAssets(); + } else if (currentActivity == NodeActivity.DragNode) { + IEnumerable<XNode.Node> nodes = Selection.objects.Where(x => x is XNode.Node).Select(x => x as XNode.Node); + foreach (XNode.Node node in nodes) EditorUtility.SetDirty(node); + if (NodeEditorPreferences.GetSettings().autoSave) AssetDatabase.SaveAssets(); + } else if (!IsHoveringNode) { + // If click outside node, release field focus + if (!isPanning) { + EditorGUI.FocusTextInControl(null); + EditorGUIUtility.editingTextField = false; + } + if (NodeEditorPreferences.GetSettings().autoSave) AssetDatabase.SaveAssets(); + } + + // If click node header, select it. + if (currentActivity == NodeActivity.HoldNode && !(e.control || e.shift)) { + selectedReroutes.Clear(); + SelectNode(hoveredNode, false); + + // Double click to center node + if (isDoubleClick) { + Vector2 nodeDimension = nodeSizes.ContainsKey(hoveredNode) ? nodeSizes[hoveredNode] / 2 : Vector2.zero; + panOffset = -hoveredNode.position - nodeDimension; + } + } + + // If click reroute, select it. + if (IsHoveringReroute && !(e.control || e.shift)) { + selectedReroutes = new List<RerouteReference>() { hoveredReroute }; + Selection.activeObject = null; + } + + Repaint(); + currentActivity = NodeActivity.Idle; + } else if (e.button == 1 || e.button == 2) { + if (!isPanning) { + if (IsDraggingPort) { + draggedOutputReroutes.Add(WindowToGridPosition(e.mousePosition)); + } else if (currentActivity == NodeActivity.DragNode && Selection.activeObject == null && selectedReroutes.Count == 1) { + selectedReroutes[0].InsertPoint(selectedReroutes[0].GetPoint()); + selectedReroutes[0] = new RerouteReference(selectedReroutes[0].port, selectedReroutes[0].connectionIndex, selectedReroutes[0].pointIndex + 1); + } else if (IsHoveringReroute) { + ShowRerouteContextMenu(hoveredReroute); + } else if (IsHoveringPort) { + ShowPortContextMenu(hoveredPort); + } else if (IsHoveringNode && IsHoveringTitle(hoveredNode)) { + if (!Selection.Contains(hoveredNode)) SelectNode(hoveredNode, false); + autoConnectOutput = null; + GenericMenu menu = new GenericMenu(); + NodeEditor.GetEditor(hoveredNode, this).AddContextMenuItems(menu); + menu.DropDown(new Rect(Event.current.mousePosition, Vector2.zero)); + e.Use(); // Fixes copy/paste context menu appearing in Unity 5.6.6f2 - doesn't occur in 2018.3.2f1 Probably needs to be used in other places. + } else if (!IsHoveringNode) { + autoConnectOutput = null; + GenericMenu menu = new GenericMenu(); + graphEditor.AddContextMenuItems(menu); + menu.DropDown(new Rect(Event.current.mousePosition, Vector2.zero)); + } + } + isPanning = false; + } + // Reset DoubleClick + isDoubleClick = false; + break; + case EventType.KeyDown: + if (EditorGUIUtility.editingTextField) break; + else if (e.keyCode == KeyCode.F) Home(); + if (NodeEditorUtilities.IsMac()) { + if (e.keyCode == KeyCode.Return) RenameSelectedNode(); + } else { + if (e.keyCode == KeyCode.F2) RenameSelectedNode(); + } + if (e.keyCode == KeyCode.A) { + if (Selection.objects.Any(x => graph.nodes.Contains(x as XNode.Node))) { + foreach (XNode.Node node in graph.nodes) { + DeselectNode(node); + } + } else { + foreach (XNode.Node node in graph.nodes) { + SelectNode(node, true); + } + } + Repaint(); + } + break; + case EventType.ValidateCommand: + case EventType.ExecuteCommand: + if (e.commandName == "SoftDelete") { + if (e.type == EventType.ExecuteCommand) RemoveSelectedNodes(); + e.Use(); + } else if (NodeEditorUtilities.IsMac() && e.commandName == "Delete") { + if (e.type == EventType.ExecuteCommand) RemoveSelectedNodes(); + e.Use(); + } else if (e.commandName == "Duplicate") { + if (e.type == EventType.ExecuteCommand) DuplicateSelectedNodes(); + e.Use(); + } else if (e.commandName == "Copy") { + if (e.type == EventType.ExecuteCommand) CopySelectedNodes(); + e.Use(); + } else if (e.commandName == "Paste") { + if (e.type == EventType.ExecuteCommand) PasteNodes(WindowToGridPosition(lastMousePosition)); + e.Use(); + } + Repaint(); + break; + case EventType.Ignore: + // If release mouse outside window + if (e.rawType == EventType.MouseUp && currentActivity == NodeActivity.DragGrid) { + Repaint(); + currentActivity = NodeActivity.Idle; + } + break; + } + } + + private void RecalculateDragOffsets(Event current) { + dragOffset = new Vector2[Selection.objects.Length + selectedReroutes.Count]; + // Selected nodes + for (int i = 0; i < Selection.objects.Length; i++) { + if (Selection.objects[i] is XNode.Node) { + XNode.Node node = Selection.objects[i] as XNode.Node; + dragOffset[i] = node.position - WindowToGridPosition(current.mousePosition); + } + } + + // Selected reroutes + for (int i = 0; i < selectedReroutes.Count; i++) { + dragOffset[Selection.objects.Length + i] = selectedReroutes[i].GetPoint() - WindowToGridPosition(current.mousePosition); + } + } + + /// <summary> Puts all selected nodes in focus. If no nodes are present, resets view and zoom to to origin </summary> + public void Home() { + var nodes = Selection.objects.Where(o => o is XNode.Node).Cast<XNode.Node>().ToList(); + if (nodes.Count > 0) { + Vector2 minPos = nodes.Select(x => x.position).Aggregate((x, y) => new Vector2(Mathf.Min(x.x, y.x), Mathf.Min(x.y, y.y))); + Vector2 maxPos = nodes.Select(x => x.position + (nodeSizes.ContainsKey(x) ? nodeSizes[x] : Vector2.zero)).Aggregate((x, y) => new Vector2(Mathf.Max(x.x, y.x), Mathf.Max(x.y, y.y))); + panOffset = -(minPos + (maxPos - minPos) / 2f); + } else { + zoom = 2; + panOffset = Vector2.zero; + } + } + + /// <summary> Remove nodes in the graph in Selection.objects</summary> + public void RemoveSelectedNodes() { + // We need to delete reroutes starting at the highest point index to avoid shifting indices + selectedReroutes = selectedReroutes.OrderByDescending(x => x.pointIndex).ToList(); + for (int i = 0; i < selectedReroutes.Count; i++) { + selectedReroutes[i].RemovePoint(); + } + selectedReroutes.Clear(); + foreach (UnityEngine.Object item in Selection.objects) { + if (item is XNode.Node) { + XNode.Node node = item as XNode.Node; + graphEditor.RemoveNode(node); + } + } + } + + /// <summary> Initiate a rename on the currently selected node </summary> + public void RenameSelectedNode() { + if (Selection.objects.Length == 1 && Selection.activeObject is XNode.Node) { + XNode.Node node = Selection.activeObject as XNode.Node; + Vector2 size; + if (nodeSizes.TryGetValue(node, out size)) { + RenamePopup.Show(Selection.activeObject, size.x); + } else { + RenamePopup.Show(Selection.activeObject); + } + } + } + + /// <summary> Draw this node on top of other nodes by placing it last in the graph.nodes list </summary> + public void MoveNodeToTop(XNode.Node node) { + int index; + while ((index = graph.nodes.IndexOf(node)) != graph.nodes.Count - 1) { + graph.nodes[index] = graph.nodes[index + 1]; + graph.nodes[index + 1] = node; + } + } + + /// <summary> Duplicate selected nodes and select the duplicates </summary> + public void DuplicateSelectedNodes() { + // Get selected nodes which are part of this graph + XNode.Node[] selectedNodes = Selection.objects.Select(x => x as XNode.Node).Where(x => x != null && x.graph == graph).ToArray(); + if (selectedNodes == null || selectedNodes.Length == 0) return; + // Get top left node position + Vector2 topLeftNode = selectedNodes.Select(x => x.position).Aggregate((x, y) => new Vector2(Mathf.Min(x.x, y.x), Mathf.Min(x.y, y.y))); + InsertDuplicateNodes(selectedNodes, topLeftNode + new Vector2(30, 30)); + } + + public void CopySelectedNodes() { + copyBuffer = Selection.objects.Select(x => x as XNode.Node).Where(x => x != null && x.graph == graph).ToArray(); + } + + public void PasteNodes(Vector2 pos) { + InsertDuplicateNodes(copyBuffer, pos); + } + + private void InsertDuplicateNodes(XNode.Node[] nodes, Vector2 topLeft) { + if (nodes == null || nodes.Length == 0) return; + + // Get top-left node + Vector2 topLeftNode = nodes.Select(x => x.position).Aggregate((x, y) => new Vector2(Mathf.Min(x.x, y.x), Mathf.Min(x.y, y.y))); + Vector2 offset = topLeft - topLeftNode; + + UnityEngine.Object[] newNodes = new UnityEngine.Object[nodes.Length]; + Dictionary<XNode.Node, XNode.Node> substitutes = new Dictionary<XNode.Node, XNode.Node>(); + for (int i = 0; i < nodes.Length; i++) { + XNode.Node srcNode = nodes[i]; + if (srcNode == null) continue; + + // Check if user is allowed to add more of given node type + XNode.Node.DisallowMultipleNodesAttribute disallowAttrib; + Type nodeType = srcNode.GetType(); + if (NodeEditorUtilities.GetAttrib(nodeType, out disallowAttrib)) { + int typeCount = graph.nodes.Count(x => x.GetType() == nodeType); + if (typeCount >= disallowAttrib.max) continue; + } + + XNode.Node newNode = graphEditor.CopyNode(srcNode); + substitutes.Add(srcNode, newNode); + newNode.position = srcNode.position + offset; + newNodes[i] = newNode; + } + + // Walk through the selected nodes again, recreate connections, using the new nodes + for (int i = 0; i < nodes.Length; i++) { + XNode.Node srcNode = nodes[i]; + if (srcNode == null) continue; + foreach (XNode.NodePort port in srcNode.Ports) { + for (int c = 0; c < port.ConnectionCount; c++) { + XNode.NodePort inputPort = port.direction == XNode.NodePort.IO.Input ? port : port.GetConnection(c); + XNode.NodePort outputPort = port.direction == XNode.NodePort.IO.Output ? port : port.GetConnection(c); + + XNode.Node newNodeIn, newNodeOut; + if (substitutes.TryGetValue(inputPort.node, out newNodeIn) && substitutes.TryGetValue(outputPort.node, out newNodeOut)) { + newNodeIn.UpdatePorts(); + newNodeOut.UpdatePorts(); + inputPort = newNodeIn.GetInputPort(inputPort.fieldName); + outputPort = newNodeOut.GetOutputPort(outputPort.fieldName); + } + if (!inputPort.IsConnectedTo(outputPort)) inputPort.Connect(outputPort); + } + } + } + // Select the new nodes + Selection.objects = newNodes; + } + + /// <summary> Draw a connection as we are dragging it </summary> + public void DrawDraggedConnection() { + if (IsDraggingPort) { + Gradient gradient = graphEditor.GetNoodleGradient(draggedOutput, null); + float thickness = graphEditor.GetNoodleThickness(draggedOutput, null); + NoodlePath path = graphEditor.GetNoodlePath(draggedOutput, null); + NoodleStroke stroke = graphEditor.GetNoodleStroke(draggedOutput, null); + + Rect fromRect; + if (!_portConnectionPoints.TryGetValue(draggedOutput, out fromRect)) return; + List<Vector2> gridPoints = new List<Vector2>(); + gridPoints.Add(fromRect.center); + for (int i = 0; i < draggedOutputReroutes.Count; i++) { + gridPoints.Add(draggedOutputReroutes[i]); + } + if (draggedOutputTarget != null) gridPoints.Add(portConnectionPoints[draggedOutputTarget].center); + else gridPoints.Add(WindowToGridPosition(Event.current.mousePosition)); + + DrawNoodle(gradient, path, stroke, thickness, gridPoints); + + Color bgcol = Color.black; + Color frcol = gradient.colorKeys[0].color; + bgcol.a = 0.6f; + frcol.a = 0.6f; + + // Loop through reroute points again and draw the points + for (int i = 0; i < draggedOutputReroutes.Count; i++) { + // Draw reroute point at position + Rect rect = new Rect(draggedOutputReroutes[i], new Vector2(16, 16)); + rect.position = new Vector2(rect.position.x - 8, rect.position.y - 8); + rect = GridToWindowRect(rect); + + NodeEditorGUILayout.DrawPortHandle(rect, bgcol, frcol); + } + } + } + + bool IsHoveringTitle(XNode.Node node) { + Vector2 mousePos = Event.current.mousePosition; + //Get node position + Vector2 nodePos = GridToWindowPosition(node.position); + float width; + Vector2 size; + if (nodeSizes.TryGetValue(node, out size)) width = size.x; + else width = 200; + Rect windowRect = new Rect(nodePos, new Vector2(width / zoom, 30 / zoom)); + return windowRect.Contains(mousePos); + } + + /// <summary> Attempt to connect dragged output to target node </summary> + public void AutoConnect(XNode.Node node) { + if (autoConnectOutput == null) return; + + // Find input port of same type + XNode.NodePort inputPort = node.Ports.FirstOrDefault(x => x.IsInput && x.ValueType == autoConnectOutput.ValueType); + // Fallback to input port + if (inputPort == null) inputPort = node.Ports.FirstOrDefault(x => x.IsInput); + // Autoconnect if connection is compatible + if (inputPort != null && inputPort.CanConnectTo(autoConnectOutput)) autoConnectOutput.Connect(inputPort); + + // Save changes + EditorUtility.SetDirty(graph); + if (NodeEditorPreferences.GetSettings().autoSave) AssetDatabase.SaveAssets(); + autoConnectOutput = null; + } + } +} diff --git a/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeEditorAction.cs.meta b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeEditorAction.cs.meta new file mode 100644 index 00000000..a081bf79 --- /dev/null +++ b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeEditorAction.cs.meta @@ -0,0 +1,12 @@ +fileFormatVersion: 2 +guid: aa7d4286bf0ad2e4086252f2893d2cf5 +timeCreated: 1505426655 +licenseType: Free +MonoImporter: + serializedVersion: 2 + defaultReferences: [] + executionOrder: 0 + icon: {instanceID: 0} + userData: + assetBundleName: + assetBundleVariant: diff --git a/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeEditorAssetModProcessor.cs b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeEditorAssetModProcessor.cs new file mode 100644 index 00000000..f4b14a27 --- /dev/null +++ b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeEditorAssetModProcessor.cs @@ -0,0 +1,66 @@ +using UnityEditor; +using UnityEngine; +using System.IO; + +namespace XNodeEditor { + /// <summary> Deals with modified assets </summary> + class NodeEditorAssetModProcessor : UnityEditor.AssetModificationProcessor { + + /// <summary> Automatically delete Node sub-assets before deleting their script. + /// This is important to do, because you can't delete null sub assets. + /// <para/> For another workaround, see: https://gitlab.com/RotaryHeart-UnityShare/subassetmissingscriptdelete </summary> + private static AssetDeleteResult OnWillDeleteAsset (string path, RemoveAssetOptions options) { + // Skip processing anything without the .cs extension + if (Path.GetExtension(path) != ".cs") return AssetDeleteResult.DidNotDelete; + + // Get the object that is requested for deletion + UnityEngine.Object obj = AssetDatabase.LoadAssetAtPath<UnityEngine.Object> (path); + + // If we aren't deleting a script, return + if (!(obj is UnityEditor.MonoScript)) return AssetDeleteResult.DidNotDelete; + + // Check script type. Return if deleting a non-node script + UnityEditor.MonoScript script = obj as UnityEditor.MonoScript; + System.Type scriptType = script.GetClass (); + if (scriptType == null || (scriptType != typeof (XNode.Node) && !scriptType.IsSubclassOf (typeof (XNode.Node)))) return AssetDeleteResult.DidNotDelete; + + // Find all ScriptableObjects using this script + string[] guids = AssetDatabase.FindAssets ("t:" + scriptType); + for (int i = 0; i < guids.Length; i++) { + string assetpath = AssetDatabase.GUIDToAssetPath (guids[i]); + Object[] objs = AssetDatabase.LoadAllAssetRepresentationsAtPath (assetpath); + for (int k = 0; k < objs.Length; k++) { + XNode.Node node = objs[k] as XNode.Node; + if (node.GetType () == scriptType) { + if (node != null && node.graph != null) { + // Delete the node and notify the user + Debug.LogWarning (node.name + " of " + node.graph + " depended on deleted script and has been removed automatically.", node.graph); + node.graph.RemoveNode (node); + } + } + } + } + // We didn't actually delete the script. Tell the internal system to carry on with normal deletion procedure + return AssetDeleteResult.DidNotDelete; + } + + /// <summary> Automatically re-add loose node assets to the Graph node list </summary> + [InitializeOnLoadMethod] + private static void OnReloadEditor () { + // Find all NodeGraph assets + string[] guids = AssetDatabase.FindAssets ("t:" + typeof (XNode.NodeGraph)); + for (int i = 0; i < guids.Length; i++) { + string assetpath = AssetDatabase.GUIDToAssetPath (guids[i]); + XNode.NodeGraph graph = AssetDatabase.LoadAssetAtPath (assetpath, typeof (XNode.NodeGraph)) as XNode.NodeGraph; + graph.nodes.RemoveAll(x => x == null); //Remove null items + Object[] objs = AssetDatabase.LoadAllAssetRepresentationsAtPath (assetpath); + // Ensure that all sub node assets are present in the graph node list + for (int u = 0; u < objs.Length; u++) { + // Ignore null sub assets + if (objs[u] == null) continue; + if (!graph.nodes.Contains (objs[u] as XNode.Node)) graph.nodes.Add(objs[u] as XNode.Node); + } + } + } + } +}
\ No newline at end of file diff --git a/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeEditorAssetModProcessor.cs.meta b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeEditorAssetModProcessor.cs.meta new file mode 100644 index 00000000..057198bc --- /dev/null +++ b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeEditorAssetModProcessor.cs.meta @@ -0,0 +1,12 @@ +fileFormatVersion: 2 +guid: e515e86efe8160243a68b7c06d730c9c +timeCreated: 1507982232 +licenseType: Free +MonoImporter: + serializedVersion: 2 + defaultReferences: [] + executionOrder: 0 + icon: {instanceID: 0} + userData: + assetBundleName: + assetBundleVariant: diff --git a/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeEditorBase.cs b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeEditorBase.cs new file mode 100644 index 00000000..1fc28c72 --- /dev/null +++ b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeEditorBase.cs @@ -0,0 +1,91 @@ +using System; +using System.Collections; +using System.Collections.Generic; +using System.Reflection; +using UnityEditor; +using UnityEngine; +#if ODIN_INSPECTOR +using Sirenix.OdinInspector.Editor; +#endif + +namespace XNodeEditor.Internal { + /// <summary> Handles caching of custom editor classes and their target types. Accessible with GetEditor(Type type) </summary> + /// <typeparam name="T">Editor Type. Should be the type of the deriving script itself (eg. NodeEditor) </typeparam> + /// <typeparam name="A">Attribute Type. The attribute used to connect with the runtime type (eg. CustomNodeEditorAttribute) </typeparam> + /// <typeparam name="K">Runtime Type. The ScriptableObject this can be an editor for (eg. Node) </typeparam> + public abstract class NodeEditorBase<T, A, K> where A : Attribute, NodeEditorBase<T, A, K>.INodeEditorAttrib where T : NodeEditorBase<T, A, K> where K : ScriptableObject { + /// <summary> Custom editors defined with [CustomNodeEditor] </summary> + private static Dictionary<Type, Type> editorTypes; + private static Dictionary<K, T> editors = new Dictionary<K, T>(); + public NodeEditorWindow window; + public K target; + public SerializedObject serializedObject; +#if ODIN_INSPECTOR + private PropertyTree _objectTree; + public PropertyTree objectTree { + get { + if (this._objectTree == null) { + try { + bool wasInEditor = NodeEditor.inNodeEditor; + NodeEditor.inNodeEditor = true; + this._objectTree = PropertyTree.Create(this.serializedObject); + NodeEditor.inNodeEditor = wasInEditor; + } catch (ArgumentException ex) { + Debug.Log(ex); + } + } + return this._objectTree; + } + } +#endif + + public static T GetEditor(K target, NodeEditorWindow window) { + if (target == null) return null; + T editor; + if (!editors.TryGetValue(target, out editor)) { + Type type = target.GetType(); + Type editorType = GetEditorType(type); + editor = Activator.CreateInstance(editorType) as T; + editor.target = target; + editor.serializedObject = new SerializedObject(target); + editor.window = window; + editor.OnCreate(); + editors.Add(target, editor); + } + if (editor.target == null) editor.target = target; + if (editor.window != window) editor.window = window; + if (editor.serializedObject == null) editor.serializedObject = new SerializedObject(target); + return editor; + } + + private static Type GetEditorType(Type type) { + if (type == null) return null; + if (editorTypes == null) CacheCustomEditors(); + Type result; + if (editorTypes.TryGetValue(type, out result)) return result; + //If type isn't found, try base type + return GetEditorType(type.BaseType); + } + + private static void CacheCustomEditors() { + editorTypes = new Dictionary<Type, Type>(); + + //Get all classes deriving from NodeEditor via reflection + Type[] nodeEditors = typeof(T).GetDerivedTypes(); + for (int i = 0; i < nodeEditors.Length; i++) { + if (nodeEditors[i].IsAbstract) continue; + var attribs = nodeEditors[i].GetCustomAttributes(typeof(A), false); + if (attribs == null || attribs.Length == 0) continue; + A attrib = attribs[0] as A; + editorTypes.Add(attrib.GetInspectedType(), nodeEditors[i]); + } + } + + /// <summary> Called on creation, after references have been set </summary> + public virtual void OnCreate() { } + + public interface INodeEditorAttrib { + Type GetInspectedType(); + } + } +}
\ No newline at end of file diff --git a/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeEditorBase.cs.meta b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeEditorBase.cs.meta new file mode 100644 index 00000000..4ded02a2 --- /dev/null +++ b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeEditorBase.cs.meta @@ -0,0 +1,13 @@ +fileFormatVersion: 2 +guid: e85122ded59aceb4eb4b1bd9d9202642 +timeCreated: 1511353946 +licenseType: Free +MonoImporter: + externalObjects: {} + serializedVersion: 2 + defaultReferences: [] + executionOrder: 0 + icon: {instanceID: 0} + userData: + assetBundleName: + assetBundleVariant: diff --git a/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeEditorGUI.cs b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeEditorGUI.cs new file mode 100644 index 00000000..41f1d9ca --- /dev/null +++ b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeEditorGUI.cs @@ -0,0 +1,567 @@ +using System; +using System.Collections.Generic; +using System.Linq; +using UnityEditor; +using UnityEngine; +using XNodeEditor.Internal; + +namespace XNodeEditor { + /// <summary> Contains GUI methods </summary> + public partial class NodeEditorWindow { + public NodeGraphEditor graphEditor; + private List<UnityEngine.Object> selectionCache; + private List<XNode.Node> culledNodes; + /// <summary> 19 if docked, 22 if not </summary> + private int topPadding { get { return isDocked() ? 19 : 22; } } + /// <summary> Executed after all other window GUI. Useful if Zoom is ruining your day. Automatically resets after being run.</summary> + public event Action onLateGUI; + private static readonly Vector3[] polyLineTempArray = new Vector3[2]; + + protected virtual void OnGUI() { + Event e = Event.current; + Matrix4x4 m = GUI.matrix; + if (graph == null) return; + ValidateGraphEditor(); + Controls(); + + DrawGrid(position, zoom, panOffset); + DrawConnections(); + DrawDraggedConnection(); + DrawNodes(); + DrawSelectionBox(); + DrawTooltip(); + graphEditor.OnGUI(); + + // Run and reset onLateGUI + if (onLateGUI != null) { + onLateGUI(); + onLateGUI = null; + } + + GUI.matrix = m; + } + + public static void BeginZoomed(Rect rect, float zoom, float topPadding) { + GUI.EndClip(); + + GUIUtility.ScaleAroundPivot(Vector2.one / zoom, rect.size * 0.5f); + Vector4 padding = new Vector4(0, topPadding, 0, 0); + padding *= zoom; + GUI.BeginClip(new Rect(-((rect.width * zoom) - rect.width) * 0.5f, -(((rect.height * zoom) - rect.height) * 0.5f) + (topPadding * zoom), + rect.width * zoom, + rect.height * zoom)); + } + + public static void EndZoomed(Rect rect, float zoom, float topPadding) { + GUIUtility.ScaleAroundPivot(Vector2.one * zoom, rect.size * 0.5f); + Vector3 offset = new Vector3( + (((rect.width * zoom) - rect.width) * 0.5f), + (((rect.height * zoom) - rect.height) * 0.5f) + (-topPadding * zoom) + topPadding, + 0); + GUI.matrix = Matrix4x4.TRS(offset, Quaternion.identity, Vector3.one); + } + + public void DrawGrid(Rect rect, float zoom, Vector2 panOffset) { + + rect.position = Vector2.zero; + + Vector2 center = rect.size / 2f; + Texture2D gridTex = graphEditor.GetGridTexture(); + Texture2D crossTex = graphEditor.GetSecondaryGridTexture(); + + // Offset from origin in tile units + float xOffset = -(center.x * zoom + panOffset.x) / gridTex.width; + float yOffset = ((center.y - rect.size.y) * zoom + panOffset.y) / gridTex.height; + + Vector2 tileOffset = new Vector2(xOffset, yOffset); + + // Amount of tiles + float tileAmountX = Mathf.Round(rect.size.x * zoom) / gridTex.width; + float tileAmountY = Mathf.Round(rect.size.y * zoom) / gridTex.height; + + Vector2 tileAmount = new Vector2(tileAmountX, tileAmountY); + + // Draw tiled background + GUI.DrawTextureWithTexCoords(rect, gridTex, new Rect(tileOffset, tileAmount)); + GUI.DrawTextureWithTexCoords(rect, crossTex, new Rect(tileOffset + new Vector2(0.5f, 0.5f), tileAmount)); + } + + public void DrawSelectionBox() { + if (currentActivity == NodeActivity.DragGrid) { + Vector2 curPos = WindowToGridPosition(Event.current.mousePosition); + Vector2 size = curPos - dragBoxStart; + Rect r = new Rect(dragBoxStart, size); + r.position = GridToWindowPosition(r.position); + r.size /= zoom; + Handles.DrawSolidRectangleWithOutline(r, new Color(0, 0, 0, 0.1f), new Color(1, 1, 1, 0.6f)); + } + } + + public static bool DropdownButton(string name, float width) { + return GUILayout.Button(name, EditorStyles.toolbarDropDown, GUILayout.Width(width)); + } + + /// <summary> Show right-click context menu for hovered reroute </summary> + void ShowRerouteContextMenu(RerouteReference reroute) { + GenericMenu contextMenu = new GenericMenu(); + contextMenu.AddItem(new GUIContent("Remove"), false, () => reroute.RemovePoint()); + contextMenu.DropDown(new Rect(Event.current.mousePosition, Vector2.zero)); + if (NodeEditorPreferences.GetSettings().autoSave) AssetDatabase.SaveAssets(); + } + + /// <summary> Show right-click context menu for hovered port </summary> + void ShowPortContextMenu(XNode.NodePort hoveredPort) { + GenericMenu contextMenu = new GenericMenu(); + contextMenu.AddItem(new GUIContent("Clear Connections"), false, () => hoveredPort.ClearConnections()); + contextMenu.DropDown(new Rect(Event.current.mousePosition, Vector2.zero)); + if (NodeEditorPreferences.GetSettings().autoSave) AssetDatabase.SaveAssets(); + } + + static Vector2 CalculateBezierPoint(Vector2 p0, Vector2 p1, Vector2 p2, Vector2 p3, float t) { + float u = 1 - t; + float tt = t * t, uu = u * u; + float uuu = uu * u, ttt = tt * t; + return new Vector2( + (uuu * p0.x) + (3 * uu * t * p1.x) + (3 * u * tt * p2.x) + (ttt * p3.x), + (uuu * p0.y) + (3 * uu * t * p1.y) + (3 * u * tt * p2.y) + (ttt * p3.y) + ); + } + + /// <summary> Draws a line segment without allocating temporary arrays </summary> + static void DrawAAPolyLineNonAlloc(float thickness, Vector2 p0, Vector2 p1) { + polyLineTempArray[0].x = p0.x; + polyLineTempArray[0].y = p0.y; + polyLineTempArray[1].x = p1.x; + polyLineTempArray[1].y = p1.y; + Handles.DrawAAPolyLine(thickness, polyLineTempArray); + } + + /// <summary> Draw a bezier from output to input in grid coordinates </summary> + public void DrawNoodle(Gradient gradient, NoodlePath path, NoodleStroke stroke, float thickness, List<Vector2> gridPoints) { + // convert grid points to window points + for (int i = 0; i < gridPoints.Count; ++i) + gridPoints[i] = GridToWindowPosition(gridPoints[i]); + + Color originalHandlesColor = Handles.color; + Handles.color = gradient.Evaluate(0f); + int length = gridPoints.Count; + switch (path) { + case NoodlePath.Curvy: + Vector2 outputTangent = Vector2.right; + for (int i = 0; i < length - 1; i++) { + Vector2 inputTangent; + // Cached most variables that repeat themselves here to avoid so many indexer calls :p + Vector2 point_a = gridPoints[i]; + Vector2 point_b = gridPoints[i + 1]; + float dist_ab = Vector2.Distance(point_a, point_b); + if (i == 0) outputTangent = zoom * dist_ab * 0.01f * Vector2.right; + if (i < length - 2) { + Vector2 point_c = gridPoints[i + 2]; + Vector2 ab = (point_b - point_a).normalized; + Vector2 cb = (point_b - point_c).normalized; + Vector2 ac = (point_c - point_a).normalized; + Vector2 p = (ab + cb) * 0.5f; + float tangentLength = (dist_ab + Vector2.Distance(point_b, point_c)) * 0.005f * zoom; + float side = ((ac.x * (point_b.y - point_a.y)) - (ac.y * (point_b.x - point_a.x))); + + p = tangentLength * Mathf.Sign(side) * new Vector2(-p.y, p.x); + inputTangent = p; + } else { + inputTangent = zoom * dist_ab * 0.01f * Vector2.left; + } + + // Calculates the tangents for the bezier's curves. + float zoomCoef = 50 / zoom; + Vector2 tangent_a = point_a + outputTangent * zoomCoef; + Vector2 tangent_b = point_b + inputTangent * zoomCoef; + // Hover effect. + int division = Mathf.RoundToInt(.2f * dist_ab) + 3; + // Coloring and bezier drawing. + int draw = 0; + Vector2 bezierPrevious = point_a; + for (int j = 1; j <= division; ++j) { + if (stroke == NoodleStroke.Dashed) { + draw++; + if (draw >= 2) draw = -2; + if (draw < 0) continue; + if (draw == 0) bezierPrevious = CalculateBezierPoint(point_a, tangent_a, tangent_b, point_b, (j - 1f) / (float) division); + } + if (i == length - 2) + Handles.color = gradient.Evaluate((j + 1f) / division); + Vector2 bezierNext = CalculateBezierPoint(point_a, tangent_a, tangent_b, point_b, j / (float) division); + DrawAAPolyLineNonAlloc(thickness, bezierPrevious, bezierNext); + bezierPrevious = bezierNext; + } + outputTangent = -inputTangent; + } + break; + case NoodlePath.Straight: + for (int i = 0; i < length - 1; i++) { + Vector2 point_a = gridPoints[i]; + Vector2 point_b = gridPoints[i + 1]; + // Draws the line with the coloring. + Vector2 prev_point = point_a; + // Approximately one segment per 5 pixels + int segments = (int) Vector2.Distance(point_a, point_b) / 5; + segments = Math.Max(segments, 1); + + int draw = 0; + for (int j = 0; j <= segments; j++) { + draw++; + float t = j / (float) segments; + Vector2 lerp = Vector2.Lerp(point_a, point_b, t); + if (draw > 0) { + if (i == length - 2) Handles.color = gradient.Evaluate(t); + DrawAAPolyLineNonAlloc(thickness, prev_point, lerp); + } + prev_point = lerp; + if (stroke == NoodleStroke.Dashed && draw >= 2) draw = -2; + } + } + break; + case NoodlePath.Angled: + for (int i = 0; i < length - 1; i++) { + if (i == length - 1) continue; // Skip last index + if (gridPoints[i].x <= gridPoints[i + 1].x - (50 / zoom)) { + float midpoint = (gridPoints[i].x + gridPoints[i + 1].x) * 0.5f; + Vector2 start_1 = gridPoints[i]; + Vector2 end_1 = gridPoints[i + 1]; + start_1.x = midpoint; + end_1.x = midpoint; + if (i == length - 2) { + DrawAAPolyLineNonAlloc(thickness, gridPoints[i], start_1); + Handles.color = gradient.Evaluate(0.5f); + DrawAAPolyLineNonAlloc(thickness, start_1, end_1); + Handles.color = gradient.Evaluate(1f); + DrawAAPolyLineNonAlloc(thickness, end_1, gridPoints[i + 1]); + } else { + DrawAAPolyLineNonAlloc(thickness, gridPoints[i], start_1); + DrawAAPolyLineNonAlloc(thickness, start_1, end_1); + DrawAAPolyLineNonAlloc(thickness, end_1, gridPoints[i + 1]); + } + } else { + float midpoint = (gridPoints[i].y + gridPoints[i + 1].y) * 0.5f; + Vector2 start_1 = gridPoints[i]; + Vector2 end_1 = gridPoints[i + 1]; + start_1.x += 25 / zoom; + end_1.x -= 25 / zoom; + Vector2 start_2 = start_1; + Vector2 end_2 = end_1; + start_2.y = midpoint; + end_2.y = midpoint; + if (i == length - 2) { + DrawAAPolyLineNonAlloc(thickness, gridPoints[i], start_1); + Handles.color = gradient.Evaluate(0.25f); + DrawAAPolyLineNonAlloc(thickness, start_1, start_2); + Handles.color = gradient.Evaluate(0.5f); + DrawAAPolyLineNonAlloc(thickness, start_2, end_2); + Handles.color = gradient.Evaluate(0.75f); + DrawAAPolyLineNonAlloc(thickness, end_2, end_1); + Handles.color = gradient.Evaluate(1f); + DrawAAPolyLineNonAlloc(thickness, end_1, gridPoints[i + 1]); + } else { + DrawAAPolyLineNonAlloc(thickness, gridPoints[i], start_1); + DrawAAPolyLineNonAlloc(thickness, start_1, start_2); + DrawAAPolyLineNonAlloc(thickness, start_2, end_2); + DrawAAPolyLineNonAlloc(thickness, end_2, end_1); + DrawAAPolyLineNonAlloc(thickness, end_1, gridPoints[i + 1]); + } + } + } + break; + case NoodlePath.ShaderLab: + Vector2 start = gridPoints[0]; + Vector2 end = gridPoints[length - 1]; + //Modify first and last point in array so we can loop trough them nicely. + gridPoints[0] = gridPoints[0] + Vector2.right * (20 / zoom); + gridPoints[length - 1] = gridPoints[length - 1] + Vector2.left * (20 / zoom); + //Draw first vertical lines going out from nodes + Handles.color = gradient.Evaluate(0f); + DrawAAPolyLineNonAlloc(thickness, start, gridPoints[0]); + Handles.color = gradient.Evaluate(1f); + DrawAAPolyLineNonAlloc(thickness, end, gridPoints[length - 1]); + for (int i = 0; i < length - 1; i++) { + Vector2 point_a = gridPoints[i]; + Vector2 point_b = gridPoints[i + 1]; + // Draws the line with the coloring. + Vector2 prev_point = point_a; + // Approximately one segment per 5 pixels + int segments = (int) Vector2.Distance(point_a, point_b) / 5; + segments = Math.Max(segments, 1); + + int draw = 0; + for (int j = 0; j <= segments; j++) { + draw++; + float t = j / (float) segments; + Vector2 lerp = Vector2.Lerp(point_a, point_b, t); + if (draw > 0) { + if (i == length - 2) Handles.color = gradient.Evaluate(t); + DrawAAPolyLineNonAlloc(thickness, prev_point, lerp); + } + prev_point = lerp; + if (stroke == NoodleStroke.Dashed && draw >= 2) draw = -2; + } + } + gridPoints[0] = start; + gridPoints[length - 1] = end; + break; + } + Handles.color = originalHandlesColor; + } + + /// <summary> Draws all connections </summary> + public void DrawConnections() { + Vector2 mousePos = Event.current.mousePosition; + List<RerouteReference> selection = preBoxSelectionReroute != null ? new List<RerouteReference>(preBoxSelectionReroute) : new List<RerouteReference>(); + hoveredReroute = new RerouteReference(); + + List<Vector2> gridPoints = new List<Vector2>(2); + + Color col = GUI.color; + foreach (XNode.Node node in graph.nodes) { + //If a null node is found, return. This can happen if the nodes associated script is deleted. It is currently not possible in Unity to delete a null asset. + if (node == null) continue; + + // Draw full connections and output > reroute + foreach (XNode.NodePort output in node.Outputs) { + //Needs cleanup. Null checks are ugly + Rect fromRect; + if (!_portConnectionPoints.TryGetValue(output, out fromRect)) continue; + + Color portColor = graphEditor.GetPortColor(output); + for (int k = 0; k < output.ConnectionCount; k++) { + XNode.NodePort input = output.GetConnection(k); + + Gradient noodleGradient = graphEditor.GetNoodleGradient(output, input); + float noodleThickness = graphEditor.GetNoodleThickness(output, input); + NoodlePath noodlePath = graphEditor.GetNoodlePath(output, input); + NoodleStroke noodleStroke = graphEditor.GetNoodleStroke(output, input); + + // Error handling + if (input == null) continue; //If a script has been updated and the port doesn't exist, it is removed and null is returned. If this happens, return. + if (!input.IsConnectedTo(output)) input.Connect(output); + Rect toRect; + if (!_portConnectionPoints.TryGetValue(input, out toRect)) continue; + + List<Vector2> reroutePoints = output.GetReroutePoints(k); + + gridPoints.Clear(); + gridPoints.Add(fromRect.center); + gridPoints.AddRange(reroutePoints); + gridPoints.Add(toRect.center); + DrawNoodle(noodleGradient, noodlePath, noodleStroke, noodleThickness, gridPoints); + + // Loop through reroute points again and draw the points + for (int i = 0; i < reroutePoints.Count; i++) { + RerouteReference rerouteRef = new RerouteReference(output, k, i); + // Draw reroute point at position + Rect rect = new Rect(reroutePoints[i], new Vector2(12, 12)); + rect.position = new Vector2(rect.position.x - 6, rect.position.y - 6); + rect = GridToWindowRect(rect); + + // Draw selected reroute points with an outline + if (selectedReroutes.Contains(rerouteRef)) { + GUI.color = NodeEditorPreferences.GetSettings().highlightColor; + GUI.DrawTexture(rect, NodeEditorResources.dotOuter); + } + + GUI.color = portColor; + GUI.DrawTexture(rect, NodeEditorResources.dot); + if (rect.Overlaps(selectionBox)) selection.Add(rerouteRef); + if (rect.Contains(mousePos)) hoveredReroute = rerouteRef; + + } + } + } + } + GUI.color = col; + if (Event.current.type != EventType.Layout && currentActivity == NodeActivity.DragGrid) selectedReroutes = selection; + } + + private void DrawNodes() { + Event e = Event.current; + if (e.type == EventType.Layout) { + selectionCache = new List<UnityEngine.Object>(Selection.objects); + } + + System.Reflection.MethodInfo onValidate = null; + if (Selection.activeObject != null && Selection.activeObject is XNode.Node) { + onValidate = Selection.activeObject.GetType().GetMethod("OnValidate"); + if (onValidate != null) EditorGUI.BeginChangeCheck(); + } + + BeginZoomed(position, zoom, topPadding); + + Vector2 mousePos = Event.current.mousePosition; + + if (e.type != EventType.Layout) { + hoveredNode = null; + hoveredPort = null; + } + + List<UnityEngine.Object> preSelection = preBoxSelection != null ? new List<UnityEngine.Object>(preBoxSelection) : new List<UnityEngine.Object>(); + + // Selection box stuff + Vector2 boxStartPos = GridToWindowPositionNoClipped(dragBoxStart); + Vector2 boxSize = mousePos - boxStartPos; + if (boxSize.x < 0) { boxStartPos.x += boxSize.x; boxSize.x = Mathf.Abs(boxSize.x); } + if (boxSize.y < 0) { boxStartPos.y += boxSize.y; boxSize.y = Mathf.Abs(boxSize.y); } + Rect selectionBox = new Rect(boxStartPos, boxSize); + + //Save guiColor so we can revert it + Color guiColor = GUI.color; + + List<XNode.NodePort> removeEntries = new List<XNode.NodePort>(); + + if (e.type == EventType.Layout) culledNodes = new List<XNode.Node>(); + + for (int n = 0; n < graph.nodes.Count; n++) { + // Skip null nodes. The user could be in the process of renaming scripts, so removing them at this point is not advisable. + if (graph.nodes[n] == null) continue; + if (n >= graph.nodes.Count) return; + XNode.Node node = graph.nodes[n]; + + // Culling + if (e.type == EventType.Layout) { + // Cull unselected nodes outside view + if (!Selection.Contains(node) && ShouldBeCulled(node)) { + culledNodes.Add(node); + continue; + } + } else if (culledNodes.Contains(node)) continue; + + if (e.type == EventType.Repaint) { + removeEntries.Clear(); + foreach (var kvp in _portConnectionPoints) + if (kvp.Key.node == node) removeEntries.Add(kvp.Key); + foreach (var k in removeEntries) _portConnectionPoints.Remove(k); + } + + NodeEditor nodeEditor = NodeEditor.GetEditor(node, this); + + NodeEditor.portPositions.Clear(); + + // Set default label width. This is potentially overridden in OnBodyGUI + EditorGUIUtility.labelWidth = 84; + + //Get node position + Vector2 nodePos = GridToWindowPositionNoClipped(node.position); + + GUILayout.BeginArea(new Rect(nodePos, new Vector2(nodeEditor.GetWidth(), 4000))); + + bool selected = selectionCache.Contains(graph.nodes[n]); + + if (selected) { + GUIStyle style = new GUIStyle(nodeEditor.GetBodyStyle()); + GUIStyle highlightStyle = new GUIStyle(nodeEditor.GetBodyHighlightStyle()); + highlightStyle.padding = style.padding; + style.padding = new RectOffset(); + GUI.color = nodeEditor.GetTint(); + GUILayout.BeginVertical(style); + GUI.color = NodeEditorPreferences.GetSettings().highlightColor; + GUILayout.BeginVertical(new GUIStyle(highlightStyle)); + } else { + GUIStyle style = new GUIStyle(nodeEditor.GetBodyStyle()); + GUI.color = nodeEditor.GetTint(); + GUILayout.BeginVertical(style); + } + + GUI.color = guiColor; + EditorGUI.BeginChangeCheck(); + + //Draw node contents + nodeEditor.OnHeaderGUI(); + nodeEditor.OnBodyGUI(); + + //If user changed a value, notify other scripts through onUpdateNode + if (EditorGUI.EndChangeCheck()) { + if (NodeEditor.onUpdateNode != null) NodeEditor.onUpdateNode(node); + EditorUtility.SetDirty(node); + nodeEditor.serializedObject.ApplyModifiedProperties(); + } + + GUILayout.EndVertical(); + + //Cache data about the node for next frame + if (e.type == EventType.Repaint) { + Vector2 size = GUILayoutUtility.GetLastRect().size; + if (nodeSizes.ContainsKey(node)) nodeSizes[node] = size; + else nodeSizes.Add(node, size); + + foreach (var kvp in NodeEditor.portPositions) { + Vector2 portHandlePos = kvp.Value; + portHandlePos += node.position; + Rect rect = new Rect(portHandlePos.x - 8, portHandlePos.y - 8, 16, 16); + portConnectionPoints[kvp.Key] = rect; + } + } + + if (selected) GUILayout.EndVertical(); + + if (e.type != EventType.Layout) { + //Check if we are hovering this node + Vector2 nodeSize = GUILayoutUtility.GetLastRect().size; + Rect windowRect = new Rect(nodePos, nodeSize); + if (windowRect.Contains(mousePos)) hoveredNode = node; + + //If dragging a selection box, add nodes inside to selection + if (currentActivity == NodeActivity.DragGrid) { + if (windowRect.Overlaps(selectionBox)) preSelection.Add(node); + } + + //Check if we are hovering any of this nodes ports + //Check input ports + foreach (XNode.NodePort input in node.Inputs) { + //Check if port rect is available + if (!portConnectionPoints.ContainsKey(input)) continue; + Rect r = GridToWindowRectNoClipped(portConnectionPoints[input]); + if (r.Contains(mousePos)) hoveredPort = input; + } + //Check all output ports + foreach (XNode.NodePort output in node.Outputs) { + //Check if port rect is available + if (!portConnectionPoints.ContainsKey(output)) continue; + Rect r = GridToWindowRectNoClipped(portConnectionPoints[output]); + if (r.Contains(mousePos)) hoveredPort = output; + } + } + + GUILayout.EndArea(); + } + + if (e.type != EventType.Layout && currentActivity == NodeActivity.DragGrid) Selection.objects = preSelection.ToArray(); + EndZoomed(position, zoom, topPadding); + + //If a change in is detected in the selected node, call OnValidate method. + //This is done through reflection because OnValidate is only relevant in editor, + //and thus, the code should not be included in build. + if (onValidate != null && EditorGUI.EndChangeCheck()) onValidate.Invoke(Selection.activeObject, null); + } + + private bool ShouldBeCulled(XNode.Node node) { + + Vector2 nodePos = GridToWindowPositionNoClipped(node.position); + if (nodePos.x / _zoom > position.width) return true; // Right + else if (nodePos.y / _zoom > position.height) return true; // Bottom + else if (nodeSizes.ContainsKey(node)) { + Vector2 size = nodeSizes[node]; + if (nodePos.x + size.x < 0) return true; // Left + else if (nodePos.y + size.y < 0) return true; // Top + } + return false; + } + + private void DrawTooltip() { + if (hoveredPort != null && NodeEditorPreferences.GetSettings().portTooltips && graphEditor != null) { + string tooltip = graphEditor.GetPortTooltip(hoveredPort); + if (string.IsNullOrEmpty(tooltip)) return; + GUIContent content = new GUIContent(tooltip); + Vector2 size = NodeEditorResources.styles.tooltip.CalcSize(content); + size.x += 8; + Rect rect = new Rect(Event.current.mousePosition - (size), size); + EditorGUI.LabelField(rect, content, NodeEditorResources.styles.tooltip); + Repaint(); + } + } + } +} diff --git a/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeEditorGUI.cs.meta b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeEditorGUI.cs.meta new file mode 100644 index 00000000..543878b8 --- /dev/null +++ b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeEditorGUI.cs.meta @@ -0,0 +1,11 @@ +fileFormatVersion: 2 +guid: 756276bfe9a0c2f4da3930ba1964f58d +MonoImporter: + externalObjects: {} + serializedVersion: 2 + defaultReferences: [] + executionOrder: 0 + icon: {instanceID: 0} + userData: + assetBundleName: + assetBundleVariant: diff --git a/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeEditorGUILayout.cs b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeEditorGUILayout.cs new file mode 100644 index 00000000..3574acef --- /dev/null +++ b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeEditorGUILayout.cs @@ -0,0 +1,517 @@ +using System; +using System.Collections; +using System.Collections.Generic; +using System.Linq; +using System.Reflection; +using UnityEditor; +using UnityEditorInternal; +using UnityEngine; + +namespace XNodeEditor { + /// <summary> xNode-specific version of <see cref="EditorGUILayout"/> </summary> + public static class NodeEditorGUILayout { + + private static readonly Dictionary<UnityEngine.Object, Dictionary<string, ReorderableList>> reorderableListCache = new Dictionary<UnityEngine.Object, Dictionary<string, ReorderableList>>(); + private static int reorderableListIndex = -1; + + /// <summary> Make a field for a serialized property. Automatically displays relevant node port. </summary> + public static void PropertyField(SerializedProperty property, bool includeChildren = true, params GUILayoutOption[] options) { + PropertyField(property, (GUIContent) null, includeChildren, options); + } + + /// <summary> Make a field for a serialized property. Automatically displays relevant node port. </summary> + public static void PropertyField(SerializedProperty property, GUIContent label, bool includeChildren = true, params GUILayoutOption[] options) { + if (property == null) throw new NullReferenceException(); + XNode.Node node = property.serializedObject.targetObject as XNode.Node; + XNode.NodePort port = node.GetPort(property.name); + PropertyField(property, label, port, includeChildren); + } + + /// <summary> Make a field for a serialized property. Manual node port override. </summary> + public static void PropertyField(SerializedProperty property, XNode.NodePort port, bool includeChildren = true, params GUILayoutOption[] options) { + PropertyField(property, null, port, includeChildren, options); + } + + /// <summary> Make a field for a serialized property. Manual node port override. </summary> + public static void PropertyField(SerializedProperty property, GUIContent label, XNode.NodePort port, bool includeChildren = true, params GUILayoutOption[] options) { + if (property == null) throw new NullReferenceException(); + + // If property is not a port, display a regular property field + if (port == null) EditorGUILayout.PropertyField(property, label, includeChildren, GUILayout.MinWidth(30)); + else { + Rect rect = new Rect(); + + List<PropertyAttribute> propertyAttributes = NodeEditorUtilities.GetCachedPropertyAttribs(port.node.GetType(), property.name); + + // If property is an input, display a regular property field and put a port handle on the left side + if (port.direction == XNode.NodePort.IO.Input) { + // Get data from [Input] attribute + XNode.Node.ShowBackingValue showBacking = XNode.Node.ShowBackingValue.Unconnected; + XNode.Node.InputAttribute inputAttribute; + bool dynamicPortList = false; + if (NodeEditorUtilities.GetCachedAttrib(port.node.GetType(), property.name, out inputAttribute)) { + dynamicPortList = inputAttribute.dynamicPortList; + showBacking = inputAttribute.backingValue; + } + + bool usePropertyAttributes = dynamicPortList || + showBacking == XNode.Node.ShowBackingValue.Never || + (showBacking == XNode.Node.ShowBackingValue.Unconnected && port.IsConnected); + + float spacePadding = 0; + foreach (var attr in propertyAttributes) { + if (attr is SpaceAttribute) { + if (usePropertyAttributes) GUILayout.Space((attr as SpaceAttribute).height); + else spacePadding += (attr as SpaceAttribute).height; + } else if (attr is HeaderAttribute) { + if (usePropertyAttributes) { + //GUI Values are from https://github.com/Unity-Technologies/UnityCsReference/blob/master/Editor/Mono/ScriptAttributeGUI/Implementations/DecoratorDrawers.cs + Rect position = GUILayoutUtility.GetRect(0, (EditorGUIUtility.singleLineHeight * 1.5f) - EditorGUIUtility.standardVerticalSpacing); //Layout adds standardVerticalSpacing after rect so we subtract it. + position.yMin += EditorGUIUtility.singleLineHeight * 0.5f; + position = EditorGUI.IndentedRect(position); + GUI.Label(position, (attr as HeaderAttribute).header, EditorStyles.boldLabel); + } else spacePadding += EditorGUIUtility.singleLineHeight * 1.5f; + } + } + + if (dynamicPortList) { + Type type = GetType(property); + XNode.Node.ConnectionType connectionType = inputAttribute != null ? inputAttribute.connectionType : XNode.Node.ConnectionType.Multiple; + DynamicPortList(property.name, type, property.serializedObject, port.direction, connectionType); + return; + } + switch (showBacking) { + case XNode.Node.ShowBackingValue.Unconnected: + // Display a label if port is connected + if (port.IsConnected) EditorGUILayout.LabelField(label != null ? label : new GUIContent(property.displayName)); + // Display an editable property field if port is not connected + else EditorGUILayout.PropertyField(property, label, includeChildren, GUILayout.MinWidth(30)); + break; + case XNode.Node.ShowBackingValue.Never: + // Display a label + EditorGUILayout.LabelField(label != null ? label : new GUIContent(property.displayName)); + break; + case XNode.Node.ShowBackingValue.Always: + // Display an editable property field + EditorGUILayout.PropertyField(property, label, includeChildren, GUILayout.MinWidth(30)); + break; + } + + rect = GUILayoutUtility.GetLastRect(); + rect.position = rect.position - new Vector2(16, -spacePadding); + // If property is an output, display a text label and put a port handle on the right side + } else if (port.direction == XNode.NodePort.IO.Output) { + // Get data from [Output] attribute + XNode.Node.ShowBackingValue showBacking = XNode.Node.ShowBackingValue.Unconnected; + XNode.Node.OutputAttribute outputAttribute; + bool dynamicPortList = false; + if (NodeEditorUtilities.GetCachedAttrib(port.node.GetType(), property.name, out outputAttribute)) { + dynamicPortList = outputAttribute.dynamicPortList; + showBacking = outputAttribute.backingValue; + } + + bool usePropertyAttributes = dynamicPortList || + showBacking == XNode.Node.ShowBackingValue.Never || + (showBacking == XNode.Node.ShowBackingValue.Unconnected && port.IsConnected); + + float spacePadding = 0; + foreach (var attr in propertyAttributes) { + if (attr is SpaceAttribute) { + if (usePropertyAttributes) GUILayout.Space((attr as SpaceAttribute).height); + else spacePadding += (attr as SpaceAttribute).height; + } else if (attr is HeaderAttribute) { + if (usePropertyAttributes) { + //GUI Values are from https://github.com/Unity-Technologies/UnityCsReference/blob/master/Editor/Mono/ScriptAttributeGUI/Implementations/DecoratorDrawers.cs + Rect position = GUILayoutUtility.GetRect(0, (EditorGUIUtility.singleLineHeight * 1.5f) - EditorGUIUtility.standardVerticalSpacing); //Layout adds standardVerticalSpacing after rect so we subtract it. + position.yMin += EditorGUIUtility.singleLineHeight * 0.5f; + position = EditorGUI.IndentedRect(position); + GUI.Label(position, (attr as HeaderAttribute).header, EditorStyles.boldLabel); + } else spacePadding += EditorGUIUtility.singleLineHeight * 1.5f; + } + } + + if (dynamicPortList) { + Type type = GetType(property); + XNode.Node.ConnectionType connectionType = outputAttribute != null ? outputAttribute.connectionType : XNode.Node.ConnectionType.Multiple; + DynamicPortList(property.name, type, property.serializedObject, port.direction, connectionType); + return; + } + switch (showBacking) { + case XNode.Node.ShowBackingValue.Unconnected: + // Display a label if port is connected + if (port.IsConnected) EditorGUILayout.LabelField(label != null ? label : new GUIContent(property.displayName), NodeEditorResources.OutputPort, GUILayout.MinWidth(30)); + // Display an editable property field if port is not connected + else EditorGUILayout.PropertyField(property, label, includeChildren, GUILayout.MinWidth(30)); + break; + case XNode.Node.ShowBackingValue.Never: + // Display a label + EditorGUILayout.LabelField(label != null ? label : new GUIContent(property.displayName), NodeEditorResources.OutputPort, GUILayout.MinWidth(30)); + break; + case XNode.Node.ShowBackingValue.Always: + // Display an editable property field + EditorGUILayout.PropertyField(property, label, includeChildren, GUILayout.MinWidth(30)); + break; + } + + rect = GUILayoutUtility.GetLastRect(); + rect.position = rect.position + new Vector2(rect.width, spacePadding); + } + + rect.size = new Vector2(16, 16); + + NodeEditor editor = NodeEditor.GetEditor(port.node, NodeEditorWindow.current); + Color backgroundColor = editor.GetTint(); + Color col = NodeEditorWindow.current.graphEditor.GetPortColor(port); + DrawPortHandle(rect, backgroundColor, col); + + // Register the handle position + Vector2 portPos = rect.center; + NodeEditor.portPositions[port] = portPos; + } + } + + private static System.Type GetType(SerializedProperty property) { + System.Type parentType = property.serializedObject.targetObject.GetType(); + System.Reflection.FieldInfo fi = parentType.GetFieldInfo(property.name); + return fi.FieldType; + } + + /// <summary> Make a simple port field. </summary> + public static void PortField(XNode.NodePort port, params GUILayoutOption[] options) { + PortField(null, port, options); + } + + /// <summary> Make a simple port field. </summary> + public static void PortField(GUIContent label, XNode.NodePort port, params GUILayoutOption[] options) { + if (port == null) return; + if (options == null) options = new GUILayoutOption[] { GUILayout.MinWidth(30) }; + Vector2 position = Vector3.zero; + GUIContent content = label != null ? label : new GUIContent(ObjectNames.NicifyVariableName(port.fieldName)); + + // If property is an input, display a regular property field and put a port handle on the left side + if (port.direction == XNode.NodePort.IO.Input) { + // Display a label + EditorGUILayout.LabelField(content, options); + + Rect rect = GUILayoutUtility.GetLastRect(); + position = rect.position - new Vector2(16, 0); + } + // If property is an output, display a text label and put a port handle on the right side + else if (port.direction == XNode.NodePort.IO.Output) { + // Display a label + EditorGUILayout.LabelField(content, NodeEditorResources.OutputPort, options); + + Rect rect = GUILayoutUtility.GetLastRect(); + position = rect.position + new Vector2(rect.width, 0); + } + PortField(position, port); + } + + /// <summary> Make a simple port field. </summary> + public static void PortField(Vector2 position, XNode.NodePort port) { + if (port == null) return; + + Rect rect = new Rect(position, new Vector2(16, 16)); + + NodeEditor editor = NodeEditor.GetEditor(port.node, NodeEditorWindow.current); + Color backgroundColor = editor.GetTint(); + Color col = NodeEditorWindow.current.graphEditor.GetPortColor(port); + DrawPortHandle(rect, backgroundColor, col); + + // Register the handle position + Vector2 portPos = rect.center; + NodeEditor.portPositions[port] = portPos; + } + + /// <summary> Add a port field to previous layout element. </summary> + public static void AddPortField(XNode.NodePort port) { + if (port == null) return; + Rect rect = new Rect(); + + // If property is an input, display a regular property field and put a port handle on the left side + if (port.direction == XNode.NodePort.IO.Input) { + rect = GUILayoutUtility.GetLastRect(); + rect.position = rect.position - new Vector2(16, 0); + // If property is an output, display a text label and put a port handle on the right side + } else if (port.direction == XNode.NodePort.IO.Output) { + rect = GUILayoutUtility.GetLastRect(); + rect.position = rect.position + new Vector2(rect.width, 0); + } + + rect.size = new Vector2(16, 16); + + NodeEditor editor = NodeEditor.GetEditor(port.node, NodeEditorWindow.current); + Color backgroundColor = editor.GetTint(); + Color col = NodeEditorWindow.current.graphEditor.GetPortColor(port); + DrawPortHandle(rect, backgroundColor, col); + + // Register the handle position + Vector2 portPos = rect.center; + NodeEditor.portPositions[port] = portPos; + } + + /// <summary> Draws an input and an output port on the same line </summary> + public static void PortPair(XNode.NodePort input, XNode.NodePort output) { + GUILayout.BeginHorizontal(); + NodeEditorGUILayout.PortField(input, GUILayout.MinWidth(0)); + NodeEditorGUILayout.PortField(output, GUILayout.MinWidth(0)); + GUILayout.EndHorizontal(); + } + + public static void DrawPortHandle(Rect rect, Color backgroundColor, Color typeColor) { + Color col = GUI.color; + GUI.color = backgroundColor; + GUI.DrawTexture(rect, NodeEditorResources.dotOuter); + GUI.color = typeColor; + GUI.DrawTexture(rect, NodeEditorResources.dot); + GUI.color = col; + } + +#region Obsolete + [Obsolete("Use IsDynamicPortListPort instead")] + public static bool IsInstancePortListPort(XNode.NodePort port) { + return IsDynamicPortListPort(port); + } + + [Obsolete("Use DynamicPortList instead")] + public static void InstancePortList(string fieldName, Type type, SerializedObject serializedObject, XNode.NodePort.IO io, XNode.Node.ConnectionType connectionType = XNode.Node.ConnectionType.Multiple, XNode.Node.TypeConstraint typeConstraint = XNode.Node.TypeConstraint.None, Action<ReorderableList> onCreation = null) { + DynamicPortList(fieldName, type, serializedObject, io, connectionType, typeConstraint, onCreation); + } +#endregion + + /// <summary> Is this port part of a DynamicPortList? </summary> + public static bool IsDynamicPortListPort(XNode.NodePort port) { + string[] parts = port.fieldName.Split(' '); + if (parts.Length != 2) return false; + Dictionary<string, ReorderableList> cache; + if (reorderableListCache.TryGetValue(port.node, out cache)) { + ReorderableList list; + if (cache.TryGetValue(parts[0], out list)) return true; + } + return false; + } + + /// <summary> Draw an editable list of dynamic ports. Port names are named as "[fieldName] [index]" </summary> + /// <param name="fieldName">Supply a list for editable values</param> + /// <param name="type">Value type of added dynamic ports</param> + /// <param name="serializedObject">The serializedObject of the node</param> + /// <param name="connectionType">Connection type of added dynamic ports</param> + /// <param name="onCreation">Called on the list on creation. Use this if you want to customize the created ReorderableList</param> + public static void DynamicPortList(string fieldName, Type type, SerializedObject serializedObject, XNode.NodePort.IO io, XNode.Node.ConnectionType connectionType = XNode.Node.ConnectionType.Multiple, XNode.Node.TypeConstraint typeConstraint = XNode.Node.TypeConstraint.None, Action<ReorderableList> onCreation = null) { + XNode.Node node = serializedObject.targetObject as XNode.Node; + + var indexedPorts = node.DynamicPorts.Select(x => { + string[] split = x.fieldName.Split(' '); + if (split != null && split.Length == 2 && split[0] == fieldName) { + int i = -1; + if (int.TryParse(split[1], out i)) { + return new { index = i, port = x }; + } + } + return new { index = -1, port = (XNode.NodePort) null }; + }).Where(x => x.port != null); + List<XNode.NodePort> dynamicPorts = indexedPorts.OrderBy(x => x.index).Select(x => x.port).ToList(); + + node.UpdatePorts(); + + ReorderableList list = null; + Dictionary<string, ReorderableList> rlc; + if (reorderableListCache.TryGetValue(serializedObject.targetObject, out rlc)) { + if (!rlc.TryGetValue(fieldName, out list)) list = null; + } + // If a ReorderableList isn't cached for this array, do so. + if (list == null) { + SerializedProperty arrayData = serializedObject.FindProperty(fieldName); + list = CreateReorderableList(fieldName, dynamicPorts, arrayData, type, serializedObject, io, connectionType, typeConstraint, onCreation); + if (reorderableListCache.TryGetValue(serializedObject.targetObject, out rlc)) rlc.Add(fieldName, list); + else reorderableListCache.Add(serializedObject.targetObject, new Dictionary<string, ReorderableList>() { { fieldName, list } }); + } + list.list = dynamicPorts; + list.DoLayoutList(); + + } + + private static ReorderableList CreateReorderableList(string fieldName, List<XNode.NodePort> dynamicPorts, SerializedProperty arrayData, Type type, SerializedObject serializedObject, XNode.NodePort.IO io, XNode.Node.ConnectionType connectionType, XNode.Node.TypeConstraint typeConstraint, Action<ReorderableList> onCreation) { + bool hasArrayData = arrayData != null && arrayData.isArray; + XNode.Node node = serializedObject.targetObject as XNode.Node; + ReorderableList list = new ReorderableList(dynamicPorts, null, true, true, true, true); + string label = arrayData != null ? arrayData.displayName : ObjectNames.NicifyVariableName(fieldName); + + list.drawElementCallback = + (Rect rect, int index, bool isActive, bool isFocused) => { + XNode.NodePort port = node.GetPort(fieldName + " " + index); + if (hasArrayData && arrayData.propertyType != SerializedPropertyType.String) { + if (arrayData.arraySize <= index) { + EditorGUI.LabelField(rect, "Array[" + index + "] data out of range"); + return; + } + SerializedProperty itemData = arrayData.GetArrayElementAtIndex(index); + EditorGUI.PropertyField(rect, itemData, true); + } else EditorGUI.LabelField(rect, port != null ? port.fieldName : ""); + if (port != null) { + Vector2 pos = rect.position + (port.IsOutput?new Vector2(rect.width + 6, 0) : new Vector2(-36, 0)); + NodeEditorGUILayout.PortField(pos, port); + } + }; + list.elementHeightCallback = + (int index) => { + if (hasArrayData) { + if (arrayData.arraySize <= index) return EditorGUIUtility.singleLineHeight; + SerializedProperty itemData = arrayData.GetArrayElementAtIndex(index); + return EditorGUI.GetPropertyHeight(itemData); + } else return EditorGUIUtility.singleLineHeight; + }; + list.drawHeaderCallback = + (Rect rect) => { + EditorGUI.LabelField(rect, label); + }; + list.onSelectCallback = + (ReorderableList rl) => { + reorderableListIndex = rl.index; + }; + list.onReorderCallback = + (ReorderableList rl) => { + bool hasRect = false; + bool hasNewRect = false; + Rect rect = Rect.zero; + Rect newRect = Rect.zero; + // Move up + if (rl.index > reorderableListIndex) { + for (int i = reorderableListIndex; i < rl.index; ++i) { + XNode.NodePort port = node.GetPort(fieldName + " " + i); + XNode.NodePort nextPort = node.GetPort(fieldName + " " + (i + 1)); + port.SwapConnections(nextPort); + + // Swap cached positions to mitigate twitching + hasRect = NodeEditorWindow.current.portConnectionPoints.TryGetValue(port, out rect); + hasNewRect = NodeEditorWindow.current.portConnectionPoints.TryGetValue(nextPort, out newRect); + NodeEditorWindow.current.portConnectionPoints[port] = hasNewRect?newRect:rect; + NodeEditorWindow.current.portConnectionPoints[nextPort] = hasRect?rect:newRect; + } + } + // Move down + else { + for (int i = reorderableListIndex; i > rl.index; --i) { + XNode.NodePort port = node.GetPort(fieldName + " " + i); + XNode.NodePort nextPort = node.GetPort(fieldName + " " + (i - 1)); + port.SwapConnections(nextPort); + + // Swap cached positions to mitigate twitching + hasRect = NodeEditorWindow.current.portConnectionPoints.TryGetValue(port, out rect); + hasNewRect = NodeEditorWindow.current.portConnectionPoints.TryGetValue(nextPort, out newRect); + NodeEditorWindow.current.portConnectionPoints[port] = hasNewRect?newRect:rect; + NodeEditorWindow.current.portConnectionPoints[nextPort] = hasRect?rect:newRect; + } + } + // Apply changes + serializedObject.ApplyModifiedProperties(); + serializedObject.Update(); + + // Move array data if there is any + if (hasArrayData) { + arrayData.MoveArrayElement(reorderableListIndex, rl.index); + } + + // Apply changes + serializedObject.ApplyModifiedProperties(); + serializedObject.Update(); + NodeEditorWindow.current.Repaint(); + EditorApplication.delayCall += NodeEditorWindow.current.Repaint; + }; + list.onAddCallback = + (ReorderableList rl) => { + // Add dynamic port postfixed with an index number + string newName = fieldName + " 0"; + int i = 0; + while (node.HasPort(newName)) newName = fieldName + " " + (++i); + + if (io == XNode.NodePort.IO.Output) node.AddDynamicOutput(type, connectionType, XNode.Node.TypeConstraint.None, newName); + else node.AddDynamicInput(type, connectionType, typeConstraint, newName); + serializedObject.Update(); + EditorUtility.SetDirty(node); + if (hasArrayData) { + arrayData.InsertArrayElementAtIndex(arrayData.arraySize); + } + serializedObject.ApplyModifiedProperties(); + }; + list.onRemoveCallback = + (ReorderableList rl) => { + + var indexedPorts = node.DynamicPorts.Select(x => { + string[] split = x.fieldName.Split(' '); + if (split != null && split.Length == 2 && split[0] == fieldName) { + int i = -1; + if (int.TryParse(split[1], out i)) { + return new { index = i, port = x }; + } + } + return new { index = -1, port = (XNode.NodePort) null }; + }).Where(x => x.port != null); + dynamicPorts = indexedPorts.OrderBy(x => x.index).Select(x => x.port).ToList(); + + int index = rl.index; + + if (dynamicPorts[index] == null) { + Debug.LogWarning("No port found at index " + index + " - Skipped"); + } else if (dynamicPorts.Count <= index) { + Debug.LogWarning("DynamicPorts[" + index + "] out of range. Length was " + dynamicPorts.Count + " - Skipped"); + } else { + + // Clear the removed ports connections + dynamicPorts[index].ClearConnections(); + // Move following connections one step up to replace the missing connection + for (int k = index + 1; k < dynamicPorts.Count(); k++) { + for (int j = 0; j < dynamicPorts[k].ConnectionCount; j++) { + XNode.NodePort other = dynamicPorts[k].GetConnection(j); + dynamicPorts[k].Disconnect(other); + dynamicPorts[k - 1].Connect(other); + } + } + // Remove the last dynamic port, to avoid messing up the indexing + node.RemoveDynamicPort(dynamicPorts[dynamicPorts.Count() - 1].fieldName); + serializedObject.Update(); + EditorUtility.SetDirty(node); + } + + if (hasArrayData && arrayData.propertyType != SerializedPropertyType.String) { + if (arrayData.arraySize <= index) { + Debug.LogWarning("Attempted to remove array index " + index + " where only " + arrayData.arraySize + " exist - Skipped"); + Debug.Log(rl.list[0]); + return; + } + arrayData.DeleteArrayElementAtIndex(index); + // Error handling. If the following happens too often, file a bug report at https://github.com/Siccity/xNode/issues + if (dynamicPorts.Count <= arrayData.arraySize) { + while (dynamicPorts.Count <= arrayData.arraySize) { + arrayData.DeleteArrayElementAtIndex(arrayData.arraySize - 1); + } + UnityEngine.Debug.LogWarning("Array size exceeded dynamic ports size. Excess items removed."); + } + serializedObject.ApplyModifiedProperties(); + serializedObject.Update(); + } + }; + + if (hasArrayData) { + int dynamicPortCount = dynamicPorts.Count; + while (dynamicPortCount < arrayData.arraySize) { + // Add dynamic port postfixed with an index number + string newName = arrayData.name + " 0"; + int i = 0; + while (node.HasPort(newName)) newName = arrayData.name + " " + (++i); + if (io == XNode.NodePort.IO.Output) node.AddDynamicOutput(type, connectionType, typeConstraint, newName); + else node.AddDynamicInput(type, connectionType, typeConstraint, newName); + EditorUtility.SetDirty(node); + dynamicPortCount++; + } + while (arrayData.arraySize < dynamicPortCount) { + arrayData.InsertArrayElementAtIndex(arrayData.arraySize); + } + serializedObject.ApplyModifiedProperties(); + serializedObject.Update(); + } + if (onCreation != null) onCreation(list); + return list; + } + } +} diff --git a/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeEditorGUILayout.cs.meta b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeEditorGUILayout.cs.meta new file mode 100644 index 00000000..89596e2b --- /dev/null +++ b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeEditorGUILayout.cs.meta @@ -0,0 +1,12 @@ +fileFormatVersion: 2 +guid: 1d6c2d118d1c77948a23f2f4a34d1f64 +timeCreated: 1507966608 +licenseType: Free +MonoImporter: + serializedVersion: 2 + defaultReferences: [] + executionOrder: 0 + icon: {instanceID: 0} + userData: + assetBundleName: + assetBundleVariant: diff --git a/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeEditorPreferences.cs b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeEditorPreferences.cs new file mode 100644 index 00000000..72eb8aaf --- /dev/null +++ b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeEditorPreferences.cs @@ -0,0 +1,253 @@ +using System; +using System.Collections.Generic; +using UnityEditor; +using UnityEngine; +using UnityEngine.Serialization; + +namespace XNodeEditor { + public enum NoodlePath { Curvy, Straight, Angled, ShaderLab } + public enum NoodleStroke { Full, Dashed } + + public static class NodeEditorPreferences { + + /// <summary> The last editor we checked. This should be the one we modify </summary> + private static XNodeEditor.NodeGraphEditor lastEditor; + /// <summary> The last key we checked. This should be the one we modify </summary> + private static string lastKey = "xNode.Settings"; + + private static Dictionary<Type, Color> typeColors = new Dictionary<Type, Color>(); + private static Dictionary<string, Settings> settings = new Dictionary<string, Settings>(); + + [System.Serializable] + public class Settings : ISerializationCallbackReceiver { + [SerializeField] private Color32 _gridLineColor = new Color(0.45f, 0.45f, 0.45f); + public Color32 gridLineColor { get { return _gridLineColor; } set { _gridLineColor = value; _gridTexture = null; _crossTexture = null; } } + + [SerializeField] private Color32 _gridBgColor = new Color(0.18f, 0.18f, 0.18f); + public Color32 gridBgColor { get { return _gridBgColor; } set { _gridBgColor = value; _gridTexture = null; } } + + [Obsolete("Use maxZoom instead")] + public float zoomOutLimit { get { return maxZoom; } set { maxZoom = value; } } + + [UnityEngine.Serialization.FormerlySerializedAs("zoomOutLimit")] + public float maxZoom = 5f; + public float minZoom = 1f; + public Color32 highlightColor = new Color32(255, 255, 255, 255); + public bool gridSnap = true; + public bool autoSave = true; + public bool dragToCreate = true; + public bool zoomToMouse = true; + public bool portTooltips = true; + [SerializeField] private string typeColorsData = ""; + [NonSerialized] public Dictionary<string, Color> typeColors = new Dictionary<string, Color>(); + [FormerlySerializedAs("noodleType")] public NoodlePath noodlePath = NoodlePath.Curvy; + public NoodleStroke noodleStroke = NoodleStroke.Full; + + private Texture2D _gridTexture; + public Texture2D gridTexture { + get { + if (_gridTexture == null) _gridTexture = NodeEditorResources.GenerateGridTexture(gridLineColor, gridBgColor); + return _gridTexture; + } + } + private Texture2D _crossTexture; + public Texture2D crossTexture { + get { + if (_crossTexture == null) _crossTexture = NodeEditorResources.GenerateCrossTexture(gridLineColor); + return _crossTexture; + } + } + + public void OnAfterDeserialize() { + // Deserialize typeColorsData + typeColors = new Dictionary<string, Color>(); + string[] data = typeColorsData.Split(new char[] { ',' }, StringSplitOptions.RemoveEmptyEntries); + for (int i = 0; i < data.Length; i += 2) { + Color col; + if (ColorUtility.TryParseHtmlString("#" + data[i + 1], out col)) { + typeColors.Add(data[i], col); + } + } + } + + public void OnBeforeSerialize() { + // Serialize typeColors + typeColorsData = ""; + foreach (var item in typeColors) { + typeColorsData += item.Key + "," + ColorUtility.ToHtmlStringRGB(item.Value) + ","; + } + } + } + + /// <summary> Get settings of current active editor </summary> + public static Settings GetSettings() { + if (XNodeEditor.NodeEditorWindow.current == null) return new Settings(); + + if (lastEditor != XNodeEditor.NodeEditorWindow.current.graphEditor) { + object[] attribs = XNodeEditor.NodeEditorWindow.current.graphEditor.GetType().GetCustomAttributes(typeof(XNodeEditor.NodeGraphEditor.CustomNodeGraphEditorAttribute), true); + if (attribs.Length == 1) { + XNodeEditor.NodeGraphEditor.CustomNodeGraphEditorAttribute attrib = attribs[0] as XNodeEditor.NodeGraphEditor.CustomNodeGraphEditorAttribute; + lastEditor = XNodeEditor.NodeEditorWindow.current.graphEditor; + lastKey = attrib.editorPrefsKey; + } else return null; + } + if (!settings.ContainsKey(lastKey)) VerifyLoaded(); + return settings[lastKey]; + } + +#if UNITY_2019_1_OR_NEWER + [SettingsProvider] + public static SettingsProvider CreateXNodeSettingsProvider() { + SettingsProvider provider = new SettingsProvider("Preferences/Node Editor", SettingsScope.User) { + guiHandler = (searchContext) => { XNodeEditor.NodeEditorPreferences.PreferencesGUI(); }, + keywords = new HashSet<string>(new [] { "xNode", "node", "editor", "graph", "connections", "noodles", "ports" }) + }; + return provider; + } +#endif + +#if !UNITY_2019_1_OR_NEWER + [PreferenceItem("Node Editor")] +#endif + private static void PreferencesGUI() { + VerifyLoaded(); + Settings settings = NodeEditorPreferences.settings[lastKey]; + + if (GUILayout.Button(new GUIContent("Documentation", "https://github.com/Siccity/xNode/wiki"), GUILayout.Width(100))) Application.OpenURL("https://github.com/Siccity/xNode/wiki"); + EditorGUILayout.Space(); + + NodeSettingsGUI(lastKey, settings); + GridSettingsGUI(lastKey, settings); + SystemSettingsGUI(lastKey, settings); + TypeColorsGUI(lastKey, settings); + if (GUILayout.Button(new GUIContent("Set Default", "Reset all values to default"), GUILayout.Width(120))) { + ResetPrefs(); + } + } + + private static void GridSettingsGUI(string key, Settings settings) { + //Label + EditorGUILayout.LabelField("Grid", EditorStyles.boldLabel); + settings.gridSnap = EditorGUILayout.Toggle(new GUIContent("Snap", "Hold CTRL in editor to invert"), settings.gridSnap); + settings.zoomToMouse = EditorGUILayout.Toggle(new GUIContent("Zoom to Mouse", "Zooms towards mouse position"), settings.zoomToMouse); + EditorGUILayout.LabelField("Zoom"); + EditorGUI.indentLevel++; + settings.maxZoom = EditorGUILayout.FloatField(new GUIContent("Max", "Upper limit to zoom"), settings.maxZoom); + settings.minZoom = EditorGUILayout.FloatField(new GUIContent("Min", "Lower limit to zoom"), settings.minZoom); + EditorGUI.indentLevel--; + settings.gridLineColor = EditorGUILayout.ColorField("Color", settings.gridLineColor); + settings.gridBgColor = EditorGUILayout.ColorField(" ", settings.gridBgColor); + if (GUI.changed) { + SavePrefs(key, settings); + + NodeEditorWindow.RepaintAll(); + } + EditorGUILayout.Space(); + } + + private static void SystemSettingsGUI(string key, Settings settings) { + //Label + EditorGUILayout.LabelField("System", EditorStyles.boldLabel); + settings.autoSave = EditorGUILayout.Toggle(new GUIContent("Autosave", "Disable for better editor performance"), settings.autoSave); + if (GUI.changed) SavePrefs(key, settings); + EditorGUILayout.Space(); + } + + private static void NodeSettingsGUI(string key, Settings settings) { + //Label + EditorGUILayout.LabelField("Node", EditorStyles.boldLabel); + settings.highlightColor = EditorGUILayout.ColorField("Selection", settings.highlightColor); + settings.noodlePath = (NoodlePath) EditorGUILayout.EnumPopup("Noodle path", (Enum) settings.noodlePath); + settings.noodleStroke = (NoodleStroke) EditorGUILayout.EnumPopup("Noodle stroke", (Enum) settings.noodleStroke); + settings.portTooltips = EditorGUILayout.Toggle("Port Tooltips", settings.portTooltips); + settings.dragToCreate = EditorGUILayout.Toggle(new GUIContent("Drag to Create", "Drag a port connection anywhere on the grid to create and connect a node"), settings.dragToCreate); + if (GUI.changed) { + SavePrefs(key, settings); + NodeEditorWindow.RepaintAll(); + } + EditorGUILayout.Space(); + } + + private static void TypeColorsGUI(string key, Settings settings) { + //Label + EditorGUILayout.LabelField("Types", EditorStyles.boldLabel); + + //Clone keys so we can enumerate the dictionary and make changes. + var typeColorKeys = new List<Type>(typeColors.Keys); + + //Display type colors. Save them if they are edited by the user + foreach (var type in typeColorKeys) { + string typeColorKey = NodeEditorUtilities.PrettyName(type); + Color col = typeColors[type]; + EditorGUI.BeginChangeCheck(); + EditorGUILayout.BeginHorizontal(); + col = EditorGUILayout.ColorField(typeColorKey, col); + EditorGUILayout.EndHorizontal(); + if (EditorGUI.EndChangeCheck()) { + typeColors[type] = col; + if (settings.typeColors.ContainsKey(typeColorKey)) settings.typeColors[typeColorKey] = col; + else settings.typeColors.Add(typeColorKey, col); + SavePrefs(key, settings); + NodeEditorWindow.RepaintAll(); + } + } + } + + /// <summary> Load prefs if they exist. Create if they don't </summary> + private static Settings LoadPrefs() { + // Create settings if it doesn't exist + if (!EditorPrefs.HasKey(lastKey)) { + if (lastEditor != null) EditorPrefs.SetString(lastKey, JsonUtility.ToJson(lastEditor.GetDefaultPreferences())); + else EditorPrefs.SetString(lastKey, JsonUtility.ToJson(new Settings())); + } + return JsonUtility.FromJson<Settings>(EditorPrefs.GetString(lastKey)); + } + + /// <summary> Delete all prefs </summary> + public static void ResetPrefs() { + if (EditorPrefs.HasKey(lastKey)) EditorPrefs.DeleteKey(lastKey); + if (settings.ContainsKey(lastKey)) settings.Remove(lastKey); + typeColors = new Dictionary<Type, Color>(); + VerifyLoaded(); + NodeEditorWindow.RepaintAll(); + } + + /// <summary> Save preferences in EditorPrefs </summary> + private static void SavePrefs(string key, Settings settings) { + EditorPrefs.SetString(key, JsonUtility.ToJson(settings)); + } + + /// <summary> Check if we have loaded settings for given key. If not, load them </summary> + private static void VerifyLoaded() { + if (!settings.ContainsKey(lastKey)) settings.Add(lastKey, LoadPrefs()); + } + + /// <summary> Return color based on type </summary> + public static Color GetTypeColor(System.Type type) { + VerifyLoaded(); + if (type == null) return Color.gray; + Color col; + if (!typeColors.TryGetValue(type, out col)) { + string typeName = type.PrettyName(); + if (settings[lastKey].typeColors.ContainsKey(typeName)) typeColors.Add(type, settings[lastKey].typeColors[typeName]); + else { +#if UNITY_5_4_OR_NEWER + UnityEngine.Random.State oldState = UnityEngine.Random.state; + UnityEngine.Random.InitState(typeName.GetHashCode()); +#else + int oldSeed = UnityEngine.Random.seed; + UnityEngine.Random.seed = typeName.GetHashCode(); +#endif + col = new Color(UnityEngine.Random.value, UnityEngine.Random.value, UnityEngine.Random.value); + typeColors.Add(type, col); +#if UNITY_5_4_OR_NEWER + UnityEngine.Random.state = oldState; +#else + UnityEngine.Random.seed = oldSeed; +#endif + } + } + return col; + } + } +}
\ No newline at end of file diff --git a/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeEditorPreferences.cs.meta b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeEditorPreferences.cs.meta new file mode 100644 index 00000000..156543b4 --- /dev/null +++ b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeEditorPreferences.cs.meta @@ -0,0 +1,12 @@ +fileFormatVersion: 2 +guid: 6b1f47e387a6f714c9f2ff82a6888c85 +timeCreated: 1507920216 +licenseType: Free +MonoImporter: + serializedVersion: 2 + defaultReferences: [] + executionOrder: 0 + icon: {instanceID: 0} + userData: + assetBundleName: + assetBundleVariant: diff --git a/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeEditorReflection.cs b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeEditorReflection.cs new file mode 100644 index 00000000..ff8d417f --- /dev/null +++ b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeEditorReflection.cs @@ -0,0 +1,180 @@ +using System; +using System.Collections; +using System.Collections.Generic; +using System.Linq; +using System.Reflection; +using UnityEditor; +using UnityEngine; + +namespace XNodeEditor { + /// <summary> Contains reflection-related extensions built for xNode </summary> + public static class NodeEditorReflection { + [NonSerialized] private static Dictionary<Type, Color> nodeTint; + [NonSerialized] private static Dictionary<Type, int> nodeWidth; + /// <summary> All available node types </summary> + public static Type[] nodeTypes { get { return _nodeTypes != null ? _nodeTypes : _nodeTypes = GetNodeTypes(); } } + + [NonSerialized] private static Type[] _nodeTypes = null; + + /// <summary> Return a delegate used to determine whether window is docked or not. It is faster to cache this delegate than run the reflection required each time. </summary> + public static Func<bool> GetIsDockedDelegate(this EditorWindow window) { + BindingFlags fullBinding = BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance | BindingFlags.Static; + MethodInfo isDockedMethod = typeof(EditorWindow).GetProperty("docked", fullBinding).GetGetMethod(true); + return (Func<bool>) Delegate.CreateDelegate(typeof(Func<bool>), window, isDockedMethod); + } + + public static Type[] GetNodeTypes() { + //Get all classes deriving from Node via reflection + return GetDerivedTypes(typeof(XNode.Node)); + } + + /// <summary> Custom node tint colors defined with [NodeColor(r, g, b)] </summary> + public static bool TryGetAttributeTint(this Type nodeType, out Color tint) { + if (nodeTint == null) { + CacheAttributes<Color, XNode.Node.NodeTintAttribute>(ref nodeTint, x => x.color); + } + return nodeTint.TryGetValue(nodeType, out tint); + } + + /// <summary> Get custom node widths defined with [NodeWidth(width)] </summary> + public static bool TryGetAttributeWidth(this Type nodeType, out int width) { + if (nodeWidth == null) { + CacheAttributes<int, XNode.Node.NodeWidthAttribute>(ref nodeWidth, x => x.width); + } + return nodeWidth.TryGetValue(nodeType, out width); + } + + private static void CacheAttributes<V, A>(ref Dictionary<Type, V> dict, Func<A, V> getter) where A : Attribute { + dict = new Dictionary<Type, V>(); + for (int i = 0; i < nodeTypes.Length; i++) { + object[] attribs = nodeTypes[i].GetCustomAttributes(typeof(A), true); + if (attribs == null || attribs.Length == 0) continue; + A attrib = attribs[0] as A; + dict.Add(nodeTypes[i], getter(attrib)); + } + } + + /// <summary> Get FieldInfo of a field, including those that are private and/or inherited </summary> + public static FieldInfo GetFieldInfo(this Type type, string fieldName) { + // If we can't find field in the first run, it's probably a private field in a base class. + FieldInfo field = type.GetField(fieldName, BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance); + // Search base classes for private fields only. Public fields are found above + while (field == null && (type = type.BaseType) != typeof(XNode.Node)) field = type.GetField(fieldName, BindingFlags.NonPublic | BindingFlags.Instance); + return field; + } + + /// <summary> Get all classes deriving from baseType via reflection </summary> + public static Type[] GetDerivedTypes(this Type baseType) { + List<System.Type> types = new List<System.Type>(); + System.Reflection.Assembly[] assemblies = System.AppDomain.CurrentDomain.GetAssemblies(); + foreach (Assembly assembly in assemblies) { + try { + types.AddRange(assembly.GetTypes().Where(t => !t.IsAbstract && baseType.IsAssignableFrom(t)).ToArray()); + } catch (ReflectionTypeLoadException) { } + } + return types.ToArray(); + } + + /// <summary> Find methods marked with the [ContextMenu] attribute and add them to the context menu </summary> + public static void AddCustomContextMenuItems(this GenericMenu contextMenu, object obj) { + KeyValuePair<ContextMenu, MethodInfo>[] items = GetContextMenuMethods(obj); + if (items.Length != 0) { + contextMenu.AddSeparator(""); + List<string> invalidatedEntries = new List<string>(); + foreach (KeyValuePair<ContextMenu, MethodInfo> checkValidate in items) { + if (checkValidate.Key.validate && !(bool) checkValidate.Value.Invoke(obj, null)) { + invalidatedEntries.Add(checkValidate.Key.menuItem); + } + } + for (int i = 0; i < items.Length; i++) { + KeyValuePair<ContextMenu, MethodInfo> kvp = items[i]; + if (invalidatedEntries.Contains(kvp.Key.menuItem)) { + contextMenu.AddDisabledItem(new GUIContent(kvp.Key.menuItem)); + } else { + contextMenu.AddItem(new GUIContent(kvp.Key.menuItem), false, () => kvp.Value.Invoke(obj, null)); + } + } + } + } + + /// <summary> Call OnValidate on target </summary> + public static void TriggerOnValidate(this UnityEngine.Object target) { + System.Reflection.MethodInfo onValidate = null; + if (target != null) { + onValidate = target.GetType().GetMethod("OnValidate", BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance); + if (onValidate != null) onValidate.Invoke(target, null); + } + } + + public static KeyValuePair<ContextMenu, MethodInfo>[] GetContextMenuMethods(object obj) { + Type type = obj.GetType(); + MethodInfo[] methods = type.GetMethods(BindingFlags.Instance | BindingFlags.Static | BindingFlags.Public | BindingFlags.NonPublic); + List<KeyValuePair<ContextMenu, MethodInfo>> kvp = new List<KeyValuePair<ContextMenu, MethodInfo>>(); + for (int i = 0; i < methods.Length; i++) { + ContextMenu[] attribs = methods[i].GetCustomAttributes(typeof(ContextMenu), true).Select(x => x as ContextMenu).ToArray(); + if (attribs == null || attribs.Length == 0) continue; + if (methods[i].GetParameters().Length != 0) { + Debug.LogWarning("Method " + methods[i].DeclaringType.Name + "." + methods[i].Name + " has parameters and cannot be used for context menu commands."); + continue; + } + if (methods[i].IsStatic) { + Debug.LogWarning("Method " + methods[i].DeclaringType.Name + "." + methods[i].Name + " is static and cannot be used for context menu commands."); + continue; + } + + for (int k = 0; k < attribs.Length; k++) { + kvp.Add(new KeyValuePair<ContextMenu, MethodInfo>(attribs[k], methods[i])); + } + } +#if UNITY_5_5_OR_NEWER + //Sort menu items + kvp.Sort((x, y) => x.Key.priority.CompareTo(y.Key.priority)); +#endif + return kvp.ToArray(); + } + + /// <summary> Very crude. Uses a lot of reflection. </summary> + public static void OpenPreferences() { + try { +#if UNITY_2018_3_OR_NEWER + SettingsService.OpenUserPreferences("Preferences/Node Editor"); +#else + //Open preferences window + Assembly assembly = Assembly.GetAssembly(typeof(UnityEditor.EditorWindow)); + Type type = assembly.GetType("UnityEditor.PreferencesWindow"); + type.GetMethod("ShowPreferencesWindow", BindingFlags.NonPublic | BindingFlags.Static).Invoke(null, null); + + //Get the window + EditorWindow window = EditorWindow.GetWindow(type); + + //Make sure custom sections are added (because waiting for it to happen automatically is too slow) + FieldInfo refreshField = type.GetField("m_RefreshCustomPreferences", BindingFlags.NonPublic | BindingFlags.Instance); + if ((bool) refreshField.GetValue(window)) { + type.GetMethod("AddCustomSections", BindingFlags.NonPublic | BindingFlags.Instance).Invoke(window, null); + refreshField.SetValue(window, false); + } + + //Get sections + FieldInfo sectionsField = type.GetField("m_Sections", BindingFlags.Instance | BindingFlags.NonPublic); + IList sections = sectionsField.GetValue(window) as IList; + + //Iterate through sections and check contents + Type sectionType = sectionsField.FieldType.GetGenericArguments() [0]; + FieldInfo sectionContentField = sectionType.GetField("content", BindingFlags.Instance | BindingFlags.Public); + for (int i = 0; i < sections.Count; i++) { + GUIContent sectionContent = sectionContentField.GetValue(sections[i]) as GUIContent; + if (sectionContent.text == "Node Editor") { + //Found contents - Set index + FieldInfo sectionIndexField = type.GetField("m_SelectedSectionIndex", BindingFlags.Instance | BindingFlags.NonPublic); + sectionIndexField.SetValue(window, i); + return; + } + } +#endif + } catch (Exception e) { + Debug.LogError(e); + Debug.LogWarning("Unity has changed around internally. Can't open properties through reflection. Please contact xNode developer and supply unity version number."); + } + } + } +} diff --git a/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeEditorReflection.cs.meta b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeEditorReflection.cs.meta new file mode 100644 index 00000000..fe4ba9b4 --- /dev/null +++ b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeEditorReflection.cs.meta @@ -0,0 +1,12 @@ +fileFormatVersion: 2 +guid: c78a0fa4a13abcd408ebe73006b7b1bb +timeCreated: 1505419458 +licenseType: Free +MonoImporter: + serializedVersion: 2 + defaultReferences: [] + executionOrder: 0 + icon: {instanceID: 0} + userData: + assetBundleName: + assetBundleVariant: diff --git a/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeEditorResources.cs b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeEditorResources.cs new file mode 100644 index 00000000..b426f324 --- /dev/null +++ b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeEditorResources.cs @@ -0,0 +1,87 @@ +using UnityEditor; +using UnityEngine; + +namespace XNodeEditor { + public static class NodeEditorResources { + // Textures + public static Texture2D dot { get { return _dot != null ? _dot : _dot = Resources.Load<Texture2D>("xnode_dot"); } } + private static Texture2D _dot; + public static Texture2D dotOuter { get { return _dotOuter != null ? _dotOuter : _dotOuter = Resources.Load<Texture2D>("xnode_dot_outer"); } } + private static Texture2D _dotOuter; + public static Texture2D nodeBody { get { return _nodeBody != null ? _nodeBody : _nodeBody = Resources.Load<Texture2D>("xnode_node"); } } + private static Texture2D _nodeBody; + public static Texture2D nodeHighlight { get { return _nodeHighlight != null ? _nodeHighlight : _nodeHighlight = Resources.Load<Texture2D>("xnode_node_highlight"); } } + private static Texture2D _nodeHighlight; + + // Styles + public static Styles styles { get { return _styles != null ? _styles : _styles = new Styles(); } } + public static Styles _styles = null; + public static GUIStyle OutputPort { get { return new GUIStyle(EditorStyles.label) { alignment = TextAnchor.UpperRight }; } } + public class Styles { + public GUIStyle inputPort, nodeHeader, nodeBody, tooltip, nodeHighlight; + + public Styles() { + GUIStyle baseStyle = new GUIStyle("Label"); + baseStyle.fixedHeight = 18; + + inputPort = new GUIStyle(baseStyle); + inputPort.alignment = TextAnchor.UpperLeft; + inputPort.padding.left = 10; + + nodeHeader = new GUIStyle(); + nodeHeader.alignment = TextAnchor.MiddleCenter; + nodeHeader.fontStyle = FontStyle.Bold; + nodeHeader.normal.textColor = Color.white; + + nodeBody = new GUIStyle(); + nodeBody.normal.background = NodeEditorResources.nodeBody; + nodeBody.border = new RectOffset(32, 32, 32, 32); + nodeBody.padding = new RectOffset(16, 16, 4, 16); + + nodeHighlight = new GUIStyle(); + nodeHighlight.normal.background = NodeEditorResources.nodeHighlight; + nodeHighlight.border = new RectOffset(32, 32, 32, 32); + + tooltip = new GUIStyle("helpBox"); + tooltip.alignment = TextAnchor.MiddleCenter; + } + } + + public static Texture2D GenerateGridTexture(Color line, Color bg) { + Texture2D tex = new Texture2D(64, 64); + Color[] cols = new Color[64 * 64]; + for (int y = 0; y < 64; y++) { + for (int x = 0; x < 64; x++) { + Color col = bg; + if (y % 16 == 0 || x % 16 == 0) col = Color.Lerp(line, bg, 0.65f); + if (y == 63 || x == 63) col = Color.Lerp(line, bg, 0.35f); + cols[(y * 64) + x] = col; + } + } + tex.SetPixels(cols); + tex.wrapMode = TextureWrapMode.Repeat; + tex.filterMode = FilterMode.Bilinear; + tex.name = "Grid"; + tex.Apply(); + return tex; + } + + public static Texture2D GenerateCrossTexture(Color line) { + Texture2D tex = new Texture2D(64, 64); + Color[] cols = new Color[64 * 64]; + for (int y = 0; y < 64; y++) { + for (int x = 0; x < 64; x++) { + Color col = line; + if (y != 31 && x != 31) col.a = 0; + cols[(y * 64) + x] = col; + } + } + tex.SetPixels(cols); + tex.wrapMode = TextureWrapMode.Clamp; + tex.filterMode = FilterMode.Bilinear; + tex.name = "Grid"; + tex.Apply(); + return tex; + } + } +}
\ No newline at end of file diff --git a/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeEditorResources.cs.meta b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeEditorResources.cs.meta new file mode 100644 index 00000000..5e85895b --- /dev/null +++ b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeEditorResources.cs.meta @@ -0,0 +1,12 @@ +fileFormatVersion: 2 +guid: 69f55d341299026489b29443c3dd13d1 +timeCreated: 1505418919 +licenseType: Free +MonoImporter: + serializedVersion: 2 + defaultReferences: [] + executionOrder: 0 + icon: {instanceID: 0} + userData: + assetBundleName: + assetBundleVariant: diff --git a/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeEditorUtilities.cs b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeEditorUtilities.cs new file mode 100644 index 00000000..a6ede849 --- /dev/null +++ b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeEditorUtilities.cs @@ -0,0 +1,266 @@ +using System; +using System.Collections.Generic; +using System.IO; +using System.Linq; +using System.Reflection; +using System.Text; +using UnityEditor; +using UnityEngine; +using Object = UnityEngine.Object; + +namespace XNodeEditor { + /// <summary> A set of editor-only utilities and extensions for xNode </summary> + public static class NodeEditorUtilities { + + /// <summary>C#'s Script Icon [The one MonoBhevaiour Scripts have].</summary> + private static Texture2D scriptIcon = (EditorGUIUtility.IconContent("cs Script Icon").image as Texture2D); + + /// Saves Attribute from Type+Field for faster lookup. Resets on recompiles. + private static Dictionary<Type, Dictionary<string, Dictionary<Type, Attribute>>> typeAttributes = new Dictionary<Type, Dictionary<string, Dictionary<Type, Attribute>>>(); + + /// Saves ordered PropertyAttribute from Type+Field for faster lookup. Resets on recompiles. + private static Dictionary<Type, Dictionary<string, List<PropertyAttribute>>> typeOrderedPropertyAttributes = new Dictionary<Type, Dictionary<string, List<PropertyAttribute>>>(); + + public static bool GetAttrib<T>(Type classType, out T attribOut) where T : Attribute { + object[] attribs = classType.GetCustomAttributes(typeof(T), false); + return GetAttrib(attribs, out attribOut); + } + + public static bool GetAttrib<T>(object[] attribs, out T attribOut) where T : Attribute { + for (int i = 0; i < attribs.Length; i++) { + if (attribs[i] is T) { + attribOut = attribs[i] as T; + return true; + } + } + attribOut = null; + return false; + } + + public static bool GetAttrib<T>(Type classType, string fieldName, out T attribOut) where T : Attribute { + // If we can't find field in the first run, it's probably a private field in a base class. + FieldInfo field = classType.GetFieldInfo(fieldName); + // This shouldn't happen. Ever. + if (field == null) { + Debug.LogWarning("Field " + fieldName + " couldnt be found"); + attribOut = null; + return false; + } + object[] attribs = field.GetCustomAttributes(typeof(T), true); + return GetAttrib(attribs, out attribOut); + } + + public static bool HasAttrib<T>(object[] attribs) where T : Attribute { + for (int i = 0; i < attribs.Length; i++) { + if (attribs[i].GetType() == typeof(T)) { + return true; + } + } + return false; + } + + public static bool GetCachedAttrib<T>(Type classType, string fieldName, out T attribOut) where T : Attribute { + Dictionary<string, Dictionary<Type, Attribute>> typeFields; + if (!typeAttributes.TryGetValue(classType, out typeFields)) { + typeFields = new Dictionary<string, Dictionary<Type, Attribute>>(); + typeAttributes.Add(classType, typeFields); + } + + Dictionary<Type, Attribute> typeTypes; + if (!typeFields.TryGetValue(fieldName, out typeTypes)) { + typeTypes = new Dictionary<Type, Attribute>(); + typeFields.Add(fieldName, typeTypes); + } + + Attribute attr; + if (!typeTypes.TryGetValue(typeof(T), out attr)) { + if (GetAttrib<T>(classType, fieldName, out attribOut)) { + typeTypes.Add(typeof(T), attribOut); + return true; + } else typeTypes.Add(typeof(T), null); + } + + if (attr == null) { + attribOut = null; + return false; + } + + attribOut = attr as T; + return true; + } + + public static List<PropertyAttribute> GetCachedPropertyAttribs(Type classType, string fieldName) { + Dictionary<string, List<PropertyAttribute>> typeFields; + if (!typeOrderedPropertyAttributes.TryGetValue(classType, out typeFields)) { + typeFields = new Dictionary<string, List<PropertyAttribute>>(); + typeOrderedPropertyAttributes.Add(classType, typeFields); + } + + List<PropertyAttribute> typeAttributes; + if (!typeFields.TryGetValue(fieldName, out typeAttributes)) { + FieldInfo field = classType.GetFieldInfo(fieldName); + object[] attribs = field.GetCustomAttributes(typeof(PropertyAttribute), true); + typeAttributes = attribs.Cast<PropertyAttribute>().Reverse().ToList(); //Unity draws them in reverse + typeFields.Add(fieldName, typeAttributes); + } + + return typeAttributes; + } + + public static bool IsMac() { +#if UNITY_2017_1_OR_NEWER + return SystemInfo.operatingSystemFamily == OperatingSystemFamily.MacOSX; +#else + return SystemInfo.operatingSystem.StartsWith("Mac"); +#endif + } + + /// <summary> Returns true if this can be casted to <see cref="Type"/></summary> + public static bool IsCastableTo(this Type from, Type to) { + if (to.IsAssignableFrom(from)) return true; + var methods = from.GetMethods(BindingFlags.Public | BindingFlags.Static) + .Where( + m => m.ReturnType == to && + (m.Name == "op_Implicit" || + m.Name == "op_Explicit") + ); + return methods.Count() > 0; + } + + /// <summary> Return a prettiefied type name. </summary> + public static string PrettyName(this Type type) { + if (type == null) return "null"; + if (type == typeof(System.Object)) return "object"; + if (type == typeof(float)) return "float"; + else if (type == typeof(int)) return "int"; + else if (type == typeof(long)) return "long"; + else if (type == typeof(double)) return "double"; + else if (type == typeof(string)) return "string"; + else if (type == typeof(bool)) return "bool"; + else if (type.IsGenericType) { + string s = ""; + Type genericType = type.GetGenericTypeDefinition(); + if (genericType == typeof(List<>)) s = "List"; + else s = type.GetGenericTypeDefinition().ToString(); + + Type[] types = type.GetGenericArguments(); + string[] stypes = new string[types.Length]; + for (int i = 0; i < types.Length; i++) { + stypes[i] = types[i].PrettyName(); + } + return s + "<" + string.Join(", ", stypes) + ">"; + } else if (type.IsArray) { + string rank = ""; + for (int i = 1; i < type.GetArrayRank(); i++) { + rank += ","; + } + Type elementType = type.GetElementType(); + if (!elementType.IsArray) return elementType.PrettyName() + "[" + rank + "]"; + else { + string s = elementType.PrettyName(); + int i = s.IndexOf('['); + return s.Substring(0, i) + "[" + rank + "]" + s.Substring(i); + } + } else return type.ToString(); + } + + /// <summary> Returns the default name for the node type. </summary> + public static string NodeDefaultName(Type type) { + string typeName = type.Name; + // Automatically remove redundant 'Node' postfix + if (typeName.EndsWith("Node")) typeName = typeName.Substring(0, typeName.LastIndexOf("Node")); + typeName = UnityEditor.ObjectNames.NicifyVariableName(typeName); + return typeName; + } + + /// <summary> Returns the default creation path for the node type. </summary> + public static string NodeDefaultPath(Type type) { + string typePath = type.ToString().Replace('.', '/'); + // Automatically remove redundant 'Node' postfix + if (typePath.EndsWith("Node")) typePath = typePath.Substring(0, typePath.LastIndexOf("Node")); + typePath = UnityEditor.ObjectNames.NicifyVariableName(typePath); + return typePath; + } + + /// <summary>Creates a new C# Class.</summary> + [MenuItem("Assets/Create/xNode/Node C# Script", false, 89)] + private static void CreateNode() { + string[] guids = AssetDatabase.FindAssets("xNode_NodeTemplate.cs"); + if (guids.Length == 0) { + Debug.LogWarning("xNode_NodeTemplate.cs.txt not found in asset database"); + return; + } + string path = AssetDatabase.GUIDToAssetPath(guids[0]); + CreateFromTemplate( + "NewNode.cs", + path + ); + } + + /// <summary>Creates a new C# Class.</summary> + [MenuItem("Assets/Create/xNode/NodeGraph C# Script", false, 89)] + private static void CreateGraph() { + string[] guids = AssetDatabase.FindAssets("xNode_NodeGraphTemplate.cs"); + if (guids.Length == 0) { + Debug.LogWarning("xNode_NodeGraphTemplate.cs.txt not found in asset database"); + return; + } + string path = AssetDatabase.GUIDToAssetPath(guids[0]); + CreateFromTemplate( + "NewNodeGraph.cs", + path + ); + } + + public static void CreateFromTemplate(string initialName, string templatePath) { + ProjectWindowUtil.StartNameEditingIfProjectWindowExists( + 0, + ScriptableObject.CreateInstance<DoCreateCodeFile>(), + initialName, + scriptIcon, + templatePath + ); + } + + /// Inherits from EndNameAction, must override EndNameAction.Action + public class DoCreateCodeFile : UnityEditor.ProjectWindowCallback.EndNameEditAction { + public override void Action(int instanceId, string pathName, string resourceFile) { + Object o = CreateScript(pathName, resourceFile); + ProjectWindowUtil.ShowCreatedAsset(o); + } + } + + /// <summary>Creates Script from Template's path.</summary> + internal static UnityEngine.Object CreateScript(string pathName, string templatePath) { + string className = Path.GetFileNameWithoutExtension(pathName).Replace(" ", string.Empty); + string templateText = string.Empty; + + UTF8Encoding encoding = new UTF8Encoding(true, false); + + if (File.Exists(templatePath)) { + /// Read procedures. + StreamReader reader = new StreamReader(templatePath); + templateText = reader.ReadToEnd(); + reader.Close(); + + templateText = templateText.Replace("#SCRIPTNAME#", className); + templateText = templateText.Replace("#NOTRIM#", string.Empty); + /// You can replace as many tags you make on your templates, just repeat Replace function + /// e.g.: + /// templateText = templateText.Replace("#NEWTAG#", "MyText"); + + /// Write procedures. + + StreamWriter writer = new StreamWriter(Path.GetFullPath(pathName), false, encoding); + writer.Write(templateText); + writer.Close(); + + AssetDatabase.ImportAsset(pathName); + return AssetDatabase.LoadAssetAtPath(pathName, typeof(Object)); + } else { + Debug.LogError(string.Format("The template file was not found: {0}", templatePath)); + return null; + } + } + } +} diff --git a/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeEditorUtilities.cs.meta b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeEditorUtilities.cs.meta new file mode 100644 index 00000000..a8988ef5 --- /dev/null +++ b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeEditorUtilities.cs.meta @@ -0,0 +1,12 @@ +fileFormatVersion: 2 +guid: 120960fe5b50aba418a8e8ad3c4c4bc8 +timeCreated: 1506073499 +licenseType: Free +MonoImporter: + serializedVersion: 2 + defaultReferences: [] + executionOrder: 0 + icon: {instanceID: 0} + userData: + assetBundleName: + assetBundleVariant: diff --git a/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeEditorWindow.cs b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeEditorWindow.cs new file mode 100644 index 00000000..f4b079d5 --- /dev/null +++ b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeEditorWindow.cs @@ -0,0 +1,216 @@ +using System.Collections.Generic; +using UnityEditor; +using UnityEditor.Callbacks; +using UnityEngine; +using System; +using Object = UnityEngine.Object; + +namespace XNodeEditor { + [InitializeOnLoad] + public partial class NodeEditorWindow : EditorWindow { + public static NodeEditorWindow current; + + /// <summary> Stores node positions for all nodePorts. </summary> + public Dictionary<XNode.NodePort, Rect> portConnectionPoints { get { return _portConnectionPoints; } } + private Dictionary<XNode.NodePort, Rect> _portConnectionPoints = new Dictionary<XNode.NodePort, Rect>(); + [SerializeField] private NodePortReference[] _references = new NodePortReference[0]; + [SerializeField] private Rect[] _rects = new Rect[0]; + + private Func<bool> isDocked { + get { + if (_isDocked == null) _isDocked = this.GetIsDockedDelegate(); + return _isDocked; + } + } + private Func<bool> _isDocked; + + [System.Serializable] private class NodePortReference { + [SerializeField] private XNode.Node _node; + [SerializeField] private string _name; + + public NodePortReference(XNode.NodePort nodePort) { + _node = nodePort.node; + _name = nodePort.fieldName; + } + + public XNode.NodePort GetNodePort() { + if (_node == null) { + return null; + } + return _node.GetPort(_name); + } + } + + private void OnDisable() { + // Cache portConnectionPoints before serialization starts + int count = portConnectionPoints.Count; + _references = new NodePortReference[count]; + _rects = new Rect[count]; + int index = 0; + foreach (var portConnectionPoint in portConnectionPoints) { + _references[index] = new NodePortReference(portConnectionPoint.Key); + _rects[index] = portConnectionPoint.Value; + index++; + } + } + + private void OnEnable() { + // Reload portConnectionPoints if there are any + int length = _references.Length; + if (length == _rects.Length) { + for (int i = 0; i < length; i++) { + XNode.NodePort nodePort = _references[i].GetNodePort(); + if (nodePort != null) + _portConnectionPoints.Add(nodePort, _rects[i]); + } + } + } + + public Dictionary<XNode.Node, Vector2> nodeSizes { get { return _nodeSizes; } } + private Dictionary<XNode.Node, Vector2> _nodeSizes = new Dictionary<XNode.Node, Vector2>(); + public XNode.NodeGraph graph; + public Vector2 panOffset { get { return _panOffset; } set { _panOffset = value; Repaint(); } } + private Vector2 _panOffset; + public float zoom { get { return _zoom; } set { _zoom = Mathf.Clamp(value, NodeEditorPreferences.GetSettings().minZoom, NodeEditorPreferences.GetSettings().maxZoom); Repaint(); } } + private float _zoom = 1; + + void OnFocus() { + current = this; + ValidateGraphEditor(); + if (graphEditor != null) { + graphEditor.OnWindowFocus(); + if (NodeEditorPreferences.GetSettings().autoSave) AssetDatabase.SaveAssets(); + } + + dragThreshold = Math.Max(1f, Screen.width / 1000f); + } + + void OnLostFocus() { + if (graphEditor != null) graphEditor.OnWindowFocusLost(); + } + + [InitializeOnLoadMethod] + private static void OnLoad() { + Selection.selectionChanged -= OnSelectionChanged; + Selection.selectionChanged += OnSelectionChanged; + } + + /// <summary> Handle Selection Change events</summary> + private static void OnSelectionChanged() { + XNode.NodeGraph nodeGraph = Selection.activeObject as XNode.NodeGraph; + if (nodeGraph && !AssetDatabase.Contains(nodeGraph)) { + Open(nodeGraph); + } + } + + /// <summary> Make sure the graph editor is assigned and to the right object </summary> + private void ValidateGraphEditor() { + NodeGraphEditor graphEditor = NodeGraphEditor.GetEditor(graph, this); + if (this.graphEditor != graphEditor && graphEditor != null) { + this.graphEditor = graphEditor; + graphEditor.OnOpen(); + } + } + + /// <summary> Create editor window </summary> + public static NodeEditorWindow Init() { + NodeEditorWindow w = CreateInstance<NodeEditorWindow>(); + w.titleContent = new GUIContent("xNode"); + w.wantsMouseMove = true; + w.Show(); + return w; + } + + public void Save() { + if (AssetDatabase.Contains(graph)) { + EditorUtility.SetDirty(graph); + if (NodeEditorPreferences.GetSettings().autoSave) AssetDatabase.SaveAssets(); + } else SaveAs(); + } + + public void SaveAs() { + string path = EditorUtility.SaveFilePanelInProject("Save NodeGraph", "NewNodeGraph", "asset", ""); + if (string.IsNullOrEmpty(path)) return; + else { + XNode.NodeGraph existingGraph = AssetDatabase.LoadAssetAtPath<XNode.NodeGraph>(path); + if (existingGraph != null) AssetDatabase.DeleteAsset(path); + AssetDatabase.CreateAsset(graph, path); + EditorUtility.SetDirty(graph); + if (NodeEditorPreferences.GetSettings().autoSave) AssetDatabase.SaveAssets(); + } + } + + private void DraggableWindow(int windowID) { + GUI.DragWindow(); + } + + public Vector2 WindowToGridPosition(Vector2 windowPosition) { + return (windowPosition - (position.size * 0.5f) - (panOffset / zoom)) * zoom; + } + + public Vector2 GridToWindowPosition(Vector2 gridPosition) { + return (position.size * 0.5f) + (panOffset / zoom) + (gridPosition / zoom); + } + + public Rect GridToWindowRectNoClipped(Rect gridRect) { + gridRect.position = GridToWindowPositionNoClipped(gridRect.position); + return gridRect; + } + + public Rect GridToWindowRect(Rect gridRect) { + gridRect.position = GridToWindowPosition(gridRect.position); + gridRect.size /= zoom; + return gridRect; + } + + public Vector2 GridToWindowPositionNoClipped(Vector2 gridPosition) { + Vector2 center = position.size * 0.5f; + // UI Sharpness complete fix - Round final offset not panOffset + float xOffset = Mathf.Round(center.x * zoom + (panOffset.x + gridPosition.x)); + float yOffset = Mathf.Round(center.y * zoom + (panOffset.y + gridPosition.y)); + return new Vector2(xOffset, yOffset); + } + + public void SelectNode(XNode.Node node, bool add) { + if (add) { + List<Object> selection = new List<Object>(Selection.objects); + selection.Add(node); + Selection.objects = selection.ToArray(); + } else Selection.objects = new Object[] { node }; + } + + public void DeselectNode(XNode.Node node) { + List<Object> selection = new List<Object>(Selection.objects); + selection.Remove(node); + Selection.objects = selection.ToArray(); + } + + [OnOpenAsset(0)] + public static bool OnOpen(int instanceID, int line) { + XNode.NodeGraph nodeGraph = EditorUtility.InstanceIDToObject(instanceID) as XNode.NodeGraph; + if (nodeGraph != null) { + Open(nodeGraph); + return true; + } + return false; + } + + /// <summary>Open the provided graph in the NodeEditor</summary> + public static NodeEditorWindow Open(XNode.NodeGraph graph) { + if (!graph) return null; + + NodeEditorWindow w = GetWindow(typeof(NodeEditorWindow), false, "xNode", true) as NodeEditorWindow; + w.wantsMouseMove = true; + w.graph = graph; + return w; + } + + /// <summary> Repaint all open NodeEditorWindows. </summary> + public static void RepaintAll() { + NodeEditorWindow[] windows = Resources.FindObjectsOfTypeAll<NodeEditorWindow>(); + for (int i = 0; i < windows.Length; i++) { + windows[i].Repaint(); + } + } + } +} diff --git a/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeEditorWindow.cs.meta b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeEditorWindow.cs.meta new file mode 100644 index 00000000..541b5c75 --- /dev/null +++ b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeEditorWindow.cs.meta @@ -0,0 +1,12 @@ +fileFormatVersion: 2 +guid: 5ce2bf59ec7a25c4ba691cad7819bf38 +timeCreated: 1505418450 +licenseType: Free +MonoImporter: + serializedVersion: 2 + defaultReferences: [] + executionOrder: 0 + icon: {instanceID: 0} + userData: + assetBundleName: + assetBundleVariant: diff --git a/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeGraphEditor.cs b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeGraphEditor.cs new file mode 100644 index 00000000..01de70e4 --- /dev/null +++ b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeGraphEditor.cs @@ -0,0 +1,237 @@ +using System; +using System.Collections.Generic; +using System.Linq; +using UnityEditor; +using UnityEngine; + +namespace XNodeEditor { + /// <summary> Base class to derive custom Node Graph editors from. Use this to override how graphs are drawn in the editor. </summary> + [CustomNodeGraphEditor(typeof(XNode.NodeGraph))] + public class NodeGraphEditor : XNodeEditor.Internal.NodeEditorBase<NodeGraphEditor, NodeGraphEditor.CustomNodeGraphEditorAttribute, XNode.NodeGraph> { + [Obsolete("Use window.position instead")] + public Rect position { get { return window.position; } set { window.position = value; } } + /// <summary> Are we currently renaming a node? </summary> + protected bool isRenaming; + + public virtual void OnGUI() { } + + /// <summary> Called when opened by NodeEditorWindow </summary> + public virtual void OnOpen() { } + + /// <summary> Called when NodeEditorWindow gains focus </summary> + public virtual void OnWindowFocus() { } + + /// <summary> Called when NodeEditorWindow loses focus </summary> + public virtual void OnWindowFocusLost() { } + + public virtual Texture2D GetGridTexture() { + return NodeEditorPreferences.GetSettings().gridTexture; + } + + public virtual Texture2D GetSecondaryGridTexture() { + return NodeEditorPreferences.GetSettings().crossTexture; + } + + /// <summary> Return default settings for this graph type. This is the settings the user will load if no previous settings have been saved. </summary> + public virtual NodeEditorPreferences.Settings GetDefaultPreferences() { + return new NodeEditorPreferences.Settings(); + } + + /// <summary> Returns context node menu path. Null or empty strings for hidden nodes. </summary> + public virtual string GetNodeMenuName(Type type) { + //Check if type has the CreateNodeMenuAttribute + XNode.Node.CreateNodeMenuAttribute attrib; + if (NodeEditorUtilities.GetAttrib(type, out attrib)) // Return custom path + return attrib.menuName; + else // Return generated path + return NodeEditorUtilities.NodeDefaultPath(type); + } + + /// <summary> The order by which the menu items are displayed. </summary> + public virtual int GetNodeMenuOrder(Type type) { + //Check if type has the CreateNodeMenuAttribute + XNode.Node.CreateNodeMenuAttribute attrib; + if (NodeEditorUtilities.GetAttrib(type, out attrib)) // Return custom path + return attrib.order; + else + return 0; + } + + /// <summary> Add items for the context menu when right-clicking this node. Override to add custom menu items. </summary> + public virtual void AddContextMenuItems(GenericMenu menu) { + Vector2 pos = NodeEditorWindow.current.WindowToGridPosition(Event.current.mousePosition); + var nodeTypes = NodeEditorReflection.nodeTypes.OrderBy(type => GetNodeMenuOrder(type)).ToArray(); + for (int i = 0; i < nodeTypes.Length; i++) { + Type type = nodeTypes[i]; + + //Get node context menu path + string path = GetNodeMenuName(type); + if (string.IsNullOrEmpty(path)) continue; + + // Check if user is allowed to add more of given node type + XNode.Node.DisallowMultipleNodesAttribute disallowAttrib; + bool disallowed = false; + if (NodeEditorUtilities.GetAttrib(type, out disallowAttrib)) { + int typeCount = target.nodes.Count(x => x.GetType() == type); + if (typeCount >= disallowAttrib.max) disallowed = true; + } + + // Add node entry to context menu + if (disallowed) menu.AddItem(new GUIContent(path), false, null); + else menu.AddItem(new GUIContent(path), false, () => { + XNode.Node node = CreateNode(type, pos); + NodeEditorWindow.current.AutoConnect(node); + }); + } + menu.AddSeparator(""); + if (NodeEditorWindow.copyBuffer != null && NodeEditorWindow.copyBuffer.Length > 0) menu.AddItem(new GUIContent("Paste"), false, () => NodeEditorWindow.current.PasteNodes(pos)); + else menu.AddDisabledItem(new GUIContent("Paste")); + menu.AddItem(new GUIContent("Preferences"), false, () => NodeEditorReflection.OpenPreferences()); + menu.AddCustomContextMenuItems(target); + } + + /// <summary> Returned gradient is used to color noodles </summary> + /// <param name="output"> The output this noodle comes from. Never null. </param> + /// <param name="input"> The output this noodle comes from. Can be null if we are dragging the noodle. </param> + public virtual Gradient GetNoodleGradient(XNode.NodePort output, XNode.NodePort input) { + Gradient grad = new Gradient(); + + // If dragging the noodle, draw solid, slightly transparent + if (input == null) { + Color a = GetTypeColor(output.ValueType); + grad.SetKeys( + new GradientColorKey[] { new GradientColorKey(a, 0f) }, + new GradientAlphaKey[] { new GradientAlphaKey(0.6f, 0f) } + ); + } + // If normal, draw gradient fading from one input color to the other + else { + Color a = GetTypeColor(output.ValueType); + Color b = GetTypeColor(input.ValueType); + // If any port is hovered, tint white + if (window.hoveredPort == output || window.hoveredPort == input) { + a = Color.Lerp(a, Color.white, 0.8f); + b = Color.Lerp(b, Color.white, 0.8f); + } + grad.SetKeys( + new GradientColorKey[] { new GradientColorKey(a, 0f), new GradientColorKey(b, 1f) }, + new GradientAlphaKey[] { new GradientAlphaKey(1f, 0f), new GradientAlphaKey(1f, 1f) } + ); + } + return grad; + } + + /// <summary> Returned float is used for noodle thickness </summary> + /// <param name="output"> The output this noodle comes from. Never null. </param> + /// <param name="input"> The output this noodle comes from. Can be null if we are dragging the noodle. </param> + public virtual float GetNoodleThickness(XNode.NodePort output, XNode.NodePort input) { + return 5f; + } + + public virtual NoodlePath GetNoodlePath(XNode.NodePort output, XNode.NodePort input) { + return NodeEditorPreferences.GetSettings().noodlePath; + } + + public virtual NoodleStroke GetNoodleStroke(XNode.NodePort output, XNode.NodePort input) { + return NodeEditorPreferences.GetSettings().noodleStroke; + } + + /// <summary> Returned color is used to color ports </summary> + public virtual Color GetPortColor(XNode.NodePort port) { + return GetTypeColor(port.ValueType); + } + + /// <summary> Returns generated color for a type. This color is editable in preferences </summary> + public virtual Color GetTypeColor(Type type) { + return NodeEditorPreferences.GetTypeColor(type); + } + + /// <summary> Override to display custom tooltips </summary> + public virtual string GetPortTooltip(XNode.NodePort port) { + Type portType = port.ValueType; + string tooltip = ""; + tooltip = portType.PrettyName(); + if (port.IsOutput) { + object obj = port.node.GetValue(port); + tooltip += " = " + (obj != null ? obj.ToString() : "null"); + } + return tooltip; + } + + /// <summary> Deal with objects dropped into the graph through DragAndDrop </summary> + public virtual void OnDropObjects(UnityEngine.Object[] objects) { + if (GetType() != typeof(NodeGraphEditor)) Debug.Log("No OnDropObjects override defined for " + GetType()); + } + + /// <summary> Create a node and save it in the graph asset </summary> + public virtual XNode.Node CreateNode(Type type, Vector2 position) { + Undo.RecordObject(target, "Create Node"); + XNode.Node node = target.AddNode(type); + Undo.RegisterCreatedObjectUndo(node, "Create Node"); + node.position = position; + if (node.name == null || node.name.Trim() == "") node.name = NodeEditorUtilities.NodeDefaultName(type); + if (!string.IsNullOrEmpty(AssetDatabase.GetAssetPath(target))) AssetDatabase.AddObjectToAsset(node, target); + if (NodeEditorPreferences.GetSettings().autoSave) AssetDatabase.SaveAssets(); + NodeEditorWindow.RepaintAll(); + return node; + } + + /// <summary> Creates a copy of the original node in the graph </summary> + public virtual XNode.Node CopyNode(XNode.Node original) { + Undo.RecordObject(target, "Duplicate Node"); + XNode.Node node = target.CopyNode(original); + Undo.RegisterCreatedObjectUndo(node, "Duplicate Node"); + node.name = original.name; + AssetDatabase.AddObjectToAsset(node, target); + if (NodeEditorPreferences.GetSettings().autoSave) AssetDatabase.SaveAssets(); + return node; + } + + /// <summary> Return false for nodes that can't be removed </summary> + public virtual bool CanRemove(XNode.Node node) { + // Check graph attributes to see if this node is required + Type graphType = target.GetType(); + XNode.NodeGraph.RequireNodeAttribute[] attribs = Array.ConvertAll( + graphType.GetCustomAttributes(typeof(XNode.NodeGraph.RequireNodeAttribute), true), x => x as XNode.NodeGraph.RequireNodeAttribute); + if (attribs.Any(x => x.Requires(node.GetType()))) { + if (target.nodes.Count(x => x.GetType() == node.GetType()) <= 1) { + return false; + } + } + return true; + } + + /// <summary> Safely remove a node and all its connections. </summary> + public virtual void RemoveNode(XNode.Node node) { + if (!CanRemove(node)) return; + + // Remove the node + Undo.RecordObject(node, "Delete Node"); + Undo.RecordObject(target, "Delete Node"); + foreach (var port in node.Ports) + foreach (var conn in port.GetConnections()) + Undo.RecordObject(conn.node, "Delete Node"); + target.RemoveNode(node); + Undo.DestroyObjectImmediate(node); + if (NodeEditorPreferences.GetSettings().autoSave) AssetDatabase.SaveAssets(); + } + + [AttributeUsage(AttributeTargets.Class)] + public class CustomNodeGraphEditorAttribute : Attribute, + XNodeEditor.Internal.NodeEditorBase<NodeGraphEditor, NodeGraphEditor.CustomNodeGraphEditorAttribute, XNode.NodeGraph>.INodeEditorAttrib { + private Type inspectedType; + public string editorPrefsKey; + /// <summary> Tells a NodeGraphEditor which Graph type it is an editor for </summary> + /// <param name="inspectedType">Type that this editor can edit</param> + /// <param name="editorPrefsKey">Define unique key for unique layout settings instance</param> + public CustomNodeGraphEditorAttribute(Type inspectedType, string editorPrefsKey = "xNode.Settings") { + this.inspectedType = inspectedType; + this.editorPrefsKey = editorPrefsKey; + } + + public Type GetInspectedType() { + return inspectedType; + } + } + } +} diff --git a/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeGraphEditor.cs.meta b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeGraphEditor.cs.meta new file mode 100644 index 00000000..bc1c1533 --- /dev/null +++ b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeGraphEditor.cs.meta @@ -0,0 +1,12 @@ +fileFormatVersion: 2 +guid: ddcbb5432255d3247a0718b15a9c193c +timeCreated: 1505462176 +licenseType: Free +MonoImporter: + serializedVersion: 2 + defaultReferences: [] + executionOrder: 0 + icon: {instanceID: 0} + userData: + assetBundleName: + assetBundleVariant: diff --git a/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeGraphImporter.cs b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeGraphImporter.cs new file mode 100644 index 00000000..3faf54fb --- /dev/null +++ b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeGraphImporter.cs @@ -0,0 +1,45 @@ +using System; +using System.IO; +using System.Linq; +using UnityEditor; +using UnityEditor.Experimental.AssetImporters; +using UnityEngine; +using XNode; + +namespace XNodeEditor { + /// <summary> Deals with modified assets </summary> + class NodeGraphImporter : AssetPostprocessor { + private static void OnPostprocessAllAssets(string[] importedAssets, string[] deletedAssets, string[] movedAssets, string[] movedFromAssetPaths) { + foreach (string path in importedAssets) { + // Skip processing anything without the .asset extension + if (Path.GetExtension(path) != ".asset") continue; + + // Get the object that is requested for deletion + NodeGraph graph = AssetDatabase.LoadAssetAtPath<NodeGraph>(path); + if (graph == null) continue; + + // Get attributes + Type graphType = graph.GetType(); + NodeGraph.RequireNodeAttribute[] attribs = Array.ConvertAll( + graphType.GetCustomAttributes(typeof(NodeGraph.RequireNodeAttribute), true), x => x as NodeGraph.RequireNodeAttribute); + + Vector2 position = Vector2.zero; + foreach (NodeGraph.RequireNodeAttribute attrib in attribs) { + if (attrib.type0 != null) AddRequired(graph, attrib.type0, ref position); + if (attrib.type1 != null) AddRequired(graph, attrib.type1, ref position); + if (attrib.type2 != null) AddRequired(graph, attrib.type2, ref position); + } + } + } + + private static void AddRequired(NodeGraph graph, Type type, ref Vector2 position) { + if (!graph.nodes.Any(x => x.GetType() == type)) { + XNode.Node node = graph.AddNode(type); + node.position = position; + position.x += 200; + if (node.name == null || node.name.Trim() == "") node.name = NodeEditorUtilities.NodeDefaultName(type); + if (!string.IsNullOrEmpty(AssetDatabase.GetAssetPath(graph))) AssetDatabase.AddObjectToAsset(node, graph); + } + } + } +}
\ No newline at end of file diff --git a/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeGraphImporter.cs.meta b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeGraphImporter.cs.meta new file mode 100644 index 00000000..b3dd1fee --- /dev/null +++ b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/NodeGraphImporter.cs.meta @@ -0,0 +1,11 @@ +fileFormatVersion: 2 +guid: 7a816f2790bf3da48a2d6d0035ebc9a0 +MonoImporter: + externalObjects: {} + serializedVersion: 2 + defaultReferences: [] + executionOrder: 0 + icon: {instanceID: 0} + userData: + assetBundleName: + assetBundleVariant: diff --git a/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/RenamePopup.cs b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/RenamePopup.cs new file mode 100644 index 00000000..a43837f0 --- /dev/null +++ b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/RenamePopup.cs @@ -0,0 +1,83 @@ +using UnityEditor; +using UnityEngine; + +namespace XNodeEditor { + /// <summary> Utility for renaming assets </summary> + public class RenamePopup : EditorWindow { + private const string inputControlName = "nameInput"; + + public static RenamePopup current { get; private set; } + public Object target; + public string input; + + private bool firstFrame = true; + + /// <summary> Show a rename popup for an asset at mouse position. Will trigger reimport of the asset on apply. + public static RenamePopup Show(Object target, float width = 200) { + RenamePopup window = EditorWindow.GetWindow<RenamePopup>(true, "Rename " + target.name, true); + if (current != null) current.Close(); + current = window; + window.target = target; + window.input = target.name; + window.minSize = new Vector2(100, 44); + window.position = new Rect(0, 0, width, 44); + window.UpdatePositionToMouse(); + return window; + } + + private void UpdatePositionToMouse() { + if (Event.current == null) return; + Vector3 mousePoint = GUIUtility.GUIToScreenPoint(Event.current.mousePosition); + Rect pos = position; + pos.x = mousePoint.x - position.width * 0.5f; + pos.y = mousePoint.y - 10; + position = pos; + } + + private void OnLostFocus() { + // Make the popup close on lose focus + Close(); + } + + private void OnGUI() { + if (firstFrame) { + UpdatePositionToMouse(); + firstFrame = false; + } + GUI.SetNextControlName(inputControlName); + input = EditorGUILayout.TextField(input); + EditorGUI.FocusTextInControl(inputControlName); + Event e = Event.current; + // If input is empty, revert name to default instead + if (input == null || input.Trim() == "") { + if (GUILayout.Button("Revert to default") || (e.isKey && e.keyCode == KeyCode.Return)) { + target.name = NodeEditorUtilities.NodeDefaultName(target.GetType()); + NodeEditor.GetEditor((XNode.Node)target, NodeEditorWindow.current).OnRename(); + AssetDatabase.SetMainObject((target as XNode.Node).graph, AssetDatabase.GetAssetPath(target)); + AssetDatabase.ImportAsset(AssetDatabase.GetAssetPath(target)); + Close(); + target.TriggerOnValidate(); + } + } + // Rename asset to input text + else { + if (GUILayout.Button("Apply") || (e.isKey && e.keyCode == KeyCode.Return)) { + target.name = input; + NodeEditor.GetEditor((XNode.Node)target, NodeEditorWindow.current).OnRename(); + AssetDatabase.SetMainObject((target as XNode.Node).graph, AssetDatabase.GetAssetPath(target)); + AssetDatabase.ImportAsset(AssetDatabase.GetAssetPath(target)); + Close(); + target.TriggerOnValidate(); + } + } + + if (e.isKey && e.keyCode == KeyCode.Escape) { + Close(); + } + } + + private void OnDestroy() { + EditorGUIUtility.editingTextField = false; + } + } +}
\ No newline at end of file diff --git a/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/RenamePopup.cs.meta b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/RenamePopup.cs.meta new file mode 100644 index 00000000..5c40a02b --- /dev/null +++ b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/RenamePopup.cs.meta @@ -0,0 +1,13 @@ +fileFormatVersion: 2 +guid: 4ef3ddc25518318469bce838980c64be +timeCreated: 1552067957 +licenseType: Free +MonoImporter: + externalObjects: {} + serializedVersion: 2 + defaultReferences: [] + executionOrder: 0 + icon: {instanceID: 0} + userData: + assetBundleName: + assetBundleVariant: diff --git a/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/Resources.meta b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/Resources.meta new file mode 100644 index 00000000..786ef41c --- /dev/null +++ b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/Resources.meta @@ -0,0 +1,9 @@ +fileFormatVersion: 2 +guid: 964fc201163fe884ca6a20094b6f3b49 +folderAsset: yes +timeCreated: 1506110871 +licenseType: Free +DefaultImporter: + userData: + assetBundleName: + assetBundleVariant: diff --git a/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/Resources/ScriptTemplates.meta b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/Resources/ScriptTemplates.meta new file mode 100644 index 00000000..b2435e80 --- /dev/null +++ b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/Resources/ScriptTemplates.meta @@ -0,0 +1,10 @@ +fileFormatVersion: 2 +guid: 86b677955452bb5449f9f4dd47b6ddfe +folderAsset: yes +timeCreated: 1519049391 +licenseType: Free +DefaultImporter: + externalObjects: {} + userData: + assetBundleName: + assetBundleVariant: diff --git a/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/Resources/ScriptTemplates/xNode_NodeGraphTemplate.cs.txt b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/Resources/ScriptTemplates/xNode_NodeGraphTemplate.cs.txt new file mode 100644 index 00000000..e3d7c367 --- /dev/null +++ b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/Resources/ScriptTemplates/xNode_NodeGraphTemplate.cs.txt @@ -0,0 +1,9 @@ +using System.Collections; +using System.Collections.Generic; +using UnityEngine; +using XNode; + +[CreateAssetMenu] +public class #SCRIPTNAME# : NodeGraph { + #NOTRIM# +}
\ No newline at end of file diff --git a/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/Resources/ScriptTemplates/xNode_NodeGraphTemplate.cs.txt.meta b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/Resources/ScriptTemplates/xNode_NodeGraphTemplate.cs.txt.meta new file mode 100644 index 00000000..b55bd754 --- /dev/null +++ b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/Resources/ScriptTemplates/xNode_NodeGraphTemplate.cs.txt.meta @@ -0,0 +1,9 @@ +fileFormatVersion: 2 +guid: 8165767f64da7d94e925f61a38da668c +timeCreated: 1519049802 +licenseType: Free +TextScriptImporter: + externalObjects: {} + userData: + assetBundleName: + assetBundleVariant: diff --git a/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/Resources/ScriptTemplates/xNode_NodeTemplate.cs.txt b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/Resources/ScriptTemplates/xNode_NodeTemplate.cs.txt new file mode 100644 index 00000000..de791fcb --- /dev/null +++ b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/Resources/ScriptTemplates/xNode_NodeTemplate.cs.txt @@ -0,0 +1,18 @@ +using System.Collections; +using System.Collections.Generic; +using UnityEngine; +using XNode; + +public class #SCRIPTNAME# : Node { + + // Use this for initialization + protected override void Init() { + base.Init(); + #NOTRIM# + } + + // Return the correct value of an output port when requested + public override object GetValue(NodePort port) { + return null; // Replace this + } +}
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buildTarget: DefaultTexturePlatform + maxTextureSize: 2048 + textureFormat: -1 + textureCompression: 1 + compressionQuality: 50 + crunchedCompression: 0 + allowsAlphaSplitting: 0 + overridden: 0 + - buildTarget: Standalone + maxTextureSize: 2048 + textureFormat: -1 + textureCompression: 1 + compressionQuality: 50 + crunchedCompression: 0 + allowsAlphaSplitting: 0 + overridden: 0 + - buildTarget: Android + maxTextureSize: 2048 + textureFormat: -1 + textureCompression: 1 + compressionQuality: 50 + crunchedCompression: 0 + allowsAlphaSplitting: 0 + overridden: 0 + - buildTarget: WebGL + maxTextureSize: 2048 + textureFormat: -1 + textureCompression: 1 + compressionQuality: 50 + crunchedCompression: 0 + allowsAlphaSplitting: 0 + overridden: 0 + spriteSheet: + serializedVersion: 2 + sprites: [] + outline: [] + physicsShape: [] + spritePackingTag: + userData: + assetBundleName: + assetBundleVariant: diff --git a/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/SceneGraphEditor.cs b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/SceneGraphEditor.cs new file mode 100644 index 00000000..9fb1c673 --- /dev/null +++ b/Other/NodeEditorExamples/Assets/xNode-examples/Scripts/Editor/SceneGraphEditor.cs @@ -0,0 +1,77 @@ +using System; +using System.Collections; +using System.Collections.Generic; +using UnityEditor; +using UnityEngine; +using XNode; + +namespace XNodeEditor { + [CustomEditor(typeof(SceneGraph), true)] + public class SceneGraphEditor : Editor { + private SceneGraph sceneGraph; + private bool removeSafely; + private Type graphType; + + public override void OnInspectorGUI() { + if (sceneGraph.graph == null) { + if (GUILayout.Button("New graph", GUILayout.Height(40))) { + if (graphType == null) { + Type[] graphTypes = NodeEditorReflection.GetDerivedTypes(typeof(NodeGraph)); + GenericMenu menu = new GenericMenu(); + for (int i = 0; i < graphTypes.Length; i++) { + Type graphType = graphTypes[i]; + menu.AddItem(new GUIContent(graphType.Name), false, () => CreateGraph(graphType)); + } + menu.ShowAsContext(); + } else { + CreateGraph(graphType); + } + } + } else { + if (GUILayout.Button("Open graph", GUILayout.Height(40))) { + NodeEditorWindow.Open(sceneGraph.graph); + } + if (removeSafely) { + GUILayout.BeginHorizontal(); + GUILayout.Label("Really remove graph?"); + GUI.color = new Color(1, 0.8f, 0.8f); + if (GUILayout.Button("Remove")) { + removeSafely = false; + Undo.RecordObject(sceneGraph, "Removed graph"); + sceneGraph.graph = null; + } + GUI.color = Color.white; + if (GUILayout.Button("Cancel")) { + removeSafely = false; + } + GUILayout.EndHorizontal(); + } else { + GUI.color = new Color(1, 0.8f, 0.8f); + if (GUILayout.Button("Remove graph")) { + removeSafely = true; + } + GUI.color = Color.white; + } + } + } + + private void OnEnable() { + sceneGraph = target as SceneGraph; + Type sceneGraphType = sceneGraph.GetType(); + if (sceneGraphType == typeof(SceneGraph)) { + graphType = null; + } else { + Type baseType = sceneGraphType.BaseType; + if (baseType.IsGenericType) { + graphType = sceneGraphType = baseType.GetGenericArguments() [0]; + } + } + } + + public void CreateGraph(Type type) { + Undo.RecordObject(sceneGraph, "Create graph"); + sceneGraph.graph = ScriptableObject.CreateInstance(type) as NodeGraph; + sceneGraph.graph.name = sceneGraph.name + "-graph"; + } + } +}
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