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using System.Linq;
using UnityEngine;
using UnityEditor.AnimatedValues;
using UnityEngine.UI;
namespace UnityEditor.UI
{
/// <summary>
/// Editor class used to edit UI Sprites.
/// </summary>
[CustomEditor(typeof(Image), true)]
[CanEditMultipleObjects]
public class ImageEditor : GraphicEditor
{
SerializedProperty m_FillMethod;
SerializedProperty m_FillOrigin;
SerializedProperty m_FillAmount;
SerializedProperty m_FillClockwise;
SerializedProperty m_Type;
SerializedProperty m_FillCenter;
SerializedProperty m_Sprite;
SerializedProperty m_PreserveAspect;
GUIContent m_SpriteContent;
GUIContent m_SpriteTypeContent;
GUIContent m_ClockwiseContent;
AnimBool m_ShowSlicedOrTiled;
AnimBool m_ShowSliced;
AnimBool m_ShowTiled;
AnimBool m_ShowFilled;
AnimBool m_ShowType;
protected override void OnEnable()
{
base.OnEnable();
m_SpriteContent = new GUIContent("Source Image");
m_SpriteTypeContent = new GUIContent("Image Type");
m_ClockwiseContent = new GUIContent("Clockwise");
m_Sprite = serializedObject.FindProperty("m_Sprite");
m_Type = serializedObject.FindProperty("m_Type");
m_FillCenter = serializedObject.FindProperty("m_FillCenter");
m_FillMethod = serializedObject.FindProperty("m_FillMethod");
m_FillOrigin = serializedObject.FindProperty("m_FillOrigin");
m_FillClockwise = serializedObject.FindProperty("m_FillClockwise");
m_FillAmount = serializedObject.FindProperty("m_FillAmount");
m_PreserveAspect = serializedObject.FindProperty("m_PreserveAspect");
m_ShowType = new AnimBool(m_Sprite.objectReferenceValue != null);
m_ShowType.valueChanged.AddListener(Repaint);
var typeEnum = (Image.Type)m_Type.enumValueIndex;
m_ShowSlicedOrTiled = new AnimBool(!m_Type.hasMultipleDifferentValues && typeEnum == Image.Type.Sliced);
m_ShowSliced = new AnimBool(!m_Type.hasMultipleDifferentValues && typeEnum == Image.Type.Sliced);
m_ShowTiled = new AnimBool(!m_Type.hasMultipleDifferentValues && typeEnum == Image.Type.Tiled);
m_ShowFilled = new AnimBool(!m_Type.hasMultipleDifferentValues && typeEnum == Image.Type.Filled);
m_ShowSlicedOrTiled.valueChanged.AddListener(Repaint);
m_ShowSliced.valueChanged.AddListener(Repaint);
m_ShowTiled.valueChanged.AddListener(Repaint);
m_ShowFilled.valueChanged.AddListener(Repaint);
SetShowNativeSize(true);
}
protected override void OnDisable()
{
m_ShowType.valueChanged.RemoveListener(Repaint);
m_ShowSlicedOrTiled.valueChanged.RemoveListener(Repaint);
m_ShowSliced.valueChanged.RemoveListener(Repaint);
m_ShowTiled.valueChanged.RemoveListener(Repaint);
m_ShowFilled.valueChanged.RemoveListener(Repaint);
}
public override void OnInspectorGUI()
{
serializedObject.Update();
SpriteGUI();
AppearanceControlsGUI();
RaycastControlsGUI();
m_ShowType.target = m_Sprite.objectReferenceValue != null;
if (EditorGUILayout.BeginFadeGroup(m_ShowType.faded))
TypeGUI();
EditorGUILayout.EndFadeGroup();
SetShowNativeSize(false);
if (EditorGUILayout.BeginFadeGroup(m_ShowNativeSize.faded))
{
EditorGUI.indentLevel++;
EditorGUILayout.PropertyField(m_PreserveAspect);
EditorGUI.indentLevel--;
}
EditorGUILayout.EndFadeGroup();
NativeSizeButtonGUI();
serializedObject.ApplyModifiedProperties();
}
void SetShowNativeSize(bool instant)
{
Image.Type type = (Image.Type)m_Type.enumValueIndex;
bool showNativeSize = (type == Image.Type.Simple || type == Image.Type.Filled) && m_Sprite.objectReferenceValue != null;
base.SetShowNativeSize(showNativeSize, instant);
}
/// <summary>
/// Draw the atlas and Image selection fields.
/// </summary>
protected void SpriteGUI()
{
EditorGUI.BeginChangeCheck();
EditorGUILayout.PropertyField(m_Sprite, m_SpriteContent);
if (EditorGUI.EndChangeCheck())
{
var newSprite = m_Sprite.objectReferenceValue as Sprite;
if (newSprite)
{
Image.Type oldType = (Image.Type)m_Type.enumValueIndex;
if (newSprite.border.SqrMagnitude() > 0)
{
m_Type.enumValueIndex = (int)Image.Type.Sliced;
}
else if (oldType == Image.Type.Sliced)
{
m_Type.enumValueIndex = (int)Image.Type.Simple;
}
}
}
}
/// <summary>
/// Sprites's custom properties based on the type.
/// </summary>
protected void TypeGUI()
{
EditorGUILayout.PropertyField(m_Type, m_SpriteTypeContent);
++EditorGUI.indentLevel;
{
Image.Type typeEnum = (Image.Type)m_Type.enumValueIndex;
bool showSlicedOrTiled = (!m_Type.hasMultipleDifferentValues && (typeEnum == Image.Type.Sliced || typeEnum == Image.Type.Tiled));
if (showSlicedOrTiled && targets.Length > 1)
showSlicedOrTiled = targets.Select(obj => obj as Image).All(img => img.hasBorder);
m_ShowSlicedOrTiled.target = showSlicedOrTiled;
m_ShowSliced.target = (showSlicedOrTiled && !m_Type.hasMultipleDifferentValues && typeEnum == Image.Type.Sliced);
m_ShowTiled.target = (showSlicedOrTiled && !m_Type.hasMultipleDifferentValues && typeEnum == Image.Type.Tiled);
m_ShowFilled.target = (!m_Type.hasMultipleDifferentValues && typeEnum == Image.Type.Filled);
Image image = target as Image;
if (EditorGUILayout.BeginFadeGroup(m_ShowSlicedOrTiled.faded))
{
if (image.hasBorder)
EditorGUILayout.PropertyField(m_FillCenter);
}
EditorGUILayout.EndFadeGroup();
if (EditorGUILayout.BeginFadeGroup(m_ShowSliced.faded))
{
if (image.sprite != null && !image.hasBorder)
EditorGUILayout.HelpBox("This Image doesn't have a border.", MessageType.Warning);
}
EditorGUILayout.EndFadeGroup();
if (EditorGUILayout.BeginFadeGroup(m_ShowTiled.faded))
{
if (image.sprite != null && !image.hasBorder && (image.sprite.texture.wrapMode != TextureWrapMode.Repeat || image.sprite.packed))
EditorGUILayout.HelpBox("It looks like you want to tile a sprite with no border. It would be more efficient to convert the Sprite to an Advanced texture, clear the Packing tag and set the Wrap mode to Repeat.", MessageType.Warning);
}
EditorGUILayout.EndFadeGroup();
if (EditorGUILayout.BeginFadeGroup(m_ShowFilled.faded))
{
EditorGUI.BeginChangeCheck();
EditorGUILayout.PropertyField(m_FillMethod);
if (EditorGUI.EndChangeCheck())
{
m_FillOrigin.intValue = 0;
}
switch ((Image.FillMethod)m_FillMethod.enumValueIndex)
{
case Image.FillMethod.Horizontal:
m_FillOrigin.intValue = (int)(Image.OriginHorizontal)EditorGUILayout.EnumPopup("Fill Origin", (Image.OriginHorizontal)m_FillOrigin.intValue);
break;
case Image.FillMethod.Vertical:
m_FillOrigin.intValue = (int)(Image.OriginVertical)EditorGUILayout.EnumPopup("Fill Origin", (Image.OriginVertical)m_FillOrigin.intValue);
break;
case Image.FillMethod.Radial90:
m_FillOrigin.intValue = (int)(Image.Origin90)EditorGUILayout.EnumPopup("Fill Origin", (Image.Origin90)m_FillOrigin.intValue);
break;
case Image.FillMethod.Radial180:
m_FillOrigin.intValue = (int)(Image.Origin180)EditorGUILayout.EnumPopup("Fill Origin", (Image.Origin180)m_FillOrigin.intValue);
break;
case Image.FillMethod.Radial360:
m_FillOrigin.intValue = (int)(Image.Origin360)EditorGUILayout.EnumPopup("Fill Origin", (Image.Origin360)m_FillOrigin.intValue);
break;
}
EditorGUILayout.PropertyField(m_FillAmount);
if ((Image.FillMethod)m_FillMethod.enumValueIndex > Image.FillMethod.Vertical)
{
EditorGUILayout.PropertyField(m_FillClockwise, m_ClockwiseContent);
}
}
EditorGUILayout.EndFadeGroup();
}
--EditorGUI.indentLevel;
}
/// <summary>
/// All graphics have a preview.
/// </summary>
public override bool HasPreviewGUI() { return true; }
/// <summary>
/// Draw the Image preview.
/// </summary>
public override void OnPreviewGUI(Rect rect, GUIStyle background)
{
Image image = target as Image;
if (image == null) return;
Sprite sf = image.sprite;
if (sf == null) return;
SpriteDrawUtility.DrawSprite(sf, rect, image.canvasRenderer.GetColor());
}
/// <summary>
/// Info String drawn at the bottom of the Preview
/// </summary>
public override string GetInfoString()
{
Image image = target as Image;
Sprite sprite = image.sprite;
int x = (sprite != null) ? Mathf.RoundToInt(sprite.rect.width) : 0;
int y = (sprite != null) ? Mathf.RoundToInt(sprite.rect.height) : 0;
return string.Format("Image Size: {0}x{1}", x, y);
}
}
}
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