diff options
Diffstat (limited to 'Assets/ThirdParty/BezierCurves/Editor/BezierPointEditor.cs')
| -rw-r--r-- | Assets/ThirdParty/BezierCurves/Editor/BezierPointEditor.cs | 152 |
1 files changed, 152 insertions, 0 deletions
diff --git a/Assets/ThirdParty/BezierCurves/Editor/BezierPointEditor.cs b/Assets/ThirdParty/BezierCurves/Editor/BezierPointEditor.cs new file mode 100644 index 00000000..ce0962a7 --- /dev/null +++ b/Assets/ThirdParty/BezierCurves/Editor/BezierPointEditor.cs @@ -0,0 +1,152 @@ +using UnityEngine; +using UnityEditor; +using System.Collections; + +[CustomEditor(typeof(BezierPoint))] +[CanEditMultipleObjects] +public class BezierPointEditor : Editor { + + BezierPoint point; + + SerializedProperty handleTypeProp; + SerializedProperty handle1Prop; + SerializedProperty handle2Prop; + + private delegate void HandleFunction(BezierPoint p); + private HandleFunction[] handlers = new HandleFunction[] { HandleConnected, HandleBroken, HandleAbsent }; + + void OnEnable(){ + point = (BezierPoint)target; + + handleTypeProp = serializedObject.FindProperty("handleStyle"); + handle1Prop = serializedObject.FindProperty("_handle1"); + handle2Prop = serializedObject.FindProperty("_handle2"); + } + + public override void OnInspectorGUI (){ + + serializedObject.Update(); + + BezierPoint.HandleStyle newHandleType = (BezierPoint.HandleStyle)EditorGUILayout.EnumPopup("Handle Type", (BezierPoint.HandleStyle)handleTypeProp.intValue); + + if(newHandleType != (BezierPoint.HandleStyle)handleTypeProp.intValue) + { + handleTypeProp.intValue = (int)newHandleType; + + if((int)newHandleType == 0) + { + if(handle1Prop.vector3Value != Vector3.zero) handle2Prop.vector3Value = -handle1Prop.vector3Value; + else if(handle2Prop.vector3Value != Vector3.zero) handle1Prop.vector3Value = -handle2Prop.vector3Value; + else + { + handle1Prop.vector3Value = new Vector3(0.1f, 0, 0); + handle2Prop.vector3Value = new Vector3(-0.1f, 0, 0); + } + } + + else if((int)newHandleType == 1) + { + if(handle1Prop.vector3Value == Vector3.zero && handle2Prop.vector3Value == Vector3.zero) + { + handle1Prop.vector3Value = new Vector3(0.1f, 0, 0); + handle2Prop.vector3Value = new Vector3(-0.1f, 0, 0); + } + } + + else if((int)newHandleType == 2) + { + handle1Prop.vector3Value = Vector3.zero; + handle2Prop.vector3Value = Vector3.zero; + } + } + + if(handleTypeProp.intValue != 2) + { + Vector3 newHandle1 = EditorGUILayout.Vector3Field("Handle 1", handle1Prop.vector3Value); + Vector3 newHandle2 = EditorGUILayout.Vector3Field("Handle 2", handle2Prop.vector3Value); + + if(handleTypeProp.intValue == 0){ + if(newHandle1 != handle1Prop.vector3Value){ + handle1Prop.vector3Value = newHandle1; + handle2Prop.vector3Value = -newHandle1; + } + + else if(newHandle2 != handle2Prop.vector3Value){ + handle1Prop.vector3Value = -newHandle2; + handle2Prop.vector3Value = newHandle2; + } + } + + else{ + handle1Prop.vector3Value = newHandle1; + handle2Prop.vector3Value = newHandle2; + } + } + + if(GUI.changed){ + serializedObject.ApplyModifiedProperties(); + EditorUtility.SetDirty(target); + } + } + + void OnSceneGUI() + { + + Handles.color = Color.green; + Vector3 newPosition = Handles.FreeMoveHandle(point.position, point.transform.rotation, HandleUtility.GetHandleSize(point.position)*0.2f, Vector3.zero, Handles.CubeCap); + if(point.position != newPosition) point.position = newPosition; + + handlers[(int)point.handleStyle](point); + + Handles.color = Color.yellow; + Handles.DrawLine(point.position, point.globalHandle1); + Handles.DrawLine(point.position, point.globalHandle2); + + BezierCurveEditor.DrawOtherPoints(point.curve, point); + } + + private static void HandleConnected(BezierPoint p){ + Handles.color = Color.cyan; + + Vector3 newGlobal1 = Handles.FreeMoveHandle(p.globalHandle1, p.transform.rotation, HandleUtility.GetHandleSize(p.globalHandle1)*0.15f, Vector3.zero, Handles.SphereCap); + + if(newGlobal1 != p.globalHandle1){ + Undo.RegisterUndo(p, "Move Handle"); + p.globalHandle1 = newGlobal1; + p.globalHandle2 = -(newGlobal1 - p.position) + p.position; + } + + Vector3 newGlobal2 = Handles.FreeMoveHandle(p.globalHandle2, p.transform.rotation, HandleUtility.GetHandleSize(p.globalHandle2)*0.15f, Vector3.zero, Handles.SphereCap); + + if(newGlobal2 != p.globalHandle2){ + Undo.RegisterUndo(p, "Move Handle"); + p.globalHandle1 = -(newGlobal2 - p.position) + p.position; + p.globalHandle2 = newGlobal2; + } + } + + private static void HandleBroken(BezierPoint p){ + Handles.color = Color.cyan; + + Vector3 newGlobal1 = Handles.FreeMoveHandle(p.globalHandle1, Quaternion.identity, HandleUtility.GetHandleSize(p.globalHandle1)*0.15f, Vector3.zero, Handles.SphereCap); + Vector3 newGlobal2 = Handles.FreeMoveHandle(p.globalHandle2, Quaternion.identity, HandleUtility.GetHandleSize(p.globalHandle2)*0.15f, Vector3.zero, Handles.SphereCap); + + if(newGlobal1 != p.globalHandle1) + { + Undo.RegisterUndo(p, "Move Handle"); + p.globalHandle1 = newGlobal1; + } + + if(newGlobal2 != p.globalHandle2) + { + Undo.RegisterUndo(p, "Move Handle"); + p.globalHandle2 = newGlobal2; + } + } + + private static void HandleAbsent(BezierPoint p) + { + p.handle1 = Vector3.zero; + p.handle2 = Vector3.zero; + } +}
\ No newline at end of file |