Rasagar/Library/PackageCache/com.unity.ugui/Editor/UGUI/UI/ImageEditor.cs

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2024-08-26 13:07:20 -07:00
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]
/// <summary>
/// Custom Editor for the Image Component.
/// Extend this class to write a custom editor for a component derived from Image.
/// </summary>
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;
SerializedProperty m_UseSpriteMesh;
SerializedProperty m_PixelsPerUnitMultiplier;
GUIContent m_SpriteContent;
GUIContent m_SpriteTypeContent;
GUIContent m_ClockwiseContent;
AnimBool m_ShowSlicedOrTiled;
AnimBool m_ShowSliced;
AnimBool m_ShowTiled;
AnimBool m_ShowFilled;
AnimBool m_ShowType;
bool m_bIsDriven;
private class Styles
{
public static GUIContent text = EditorGUIUtility.TrTextContent("Fill Origin");
public static GUIContent[] OriginHorizontalStyle =
{
EditorGUIUtility.TrTextContent("Left"),
EditorGUIUtility.TrTextContent("Right")
};
public static GUIContent[] OriginVerticalStyle =
{
EditorGUIUtility.TrTextContent("Bottom"),
EditorGUIUtility.TrTextContent("Top")
};
public static GUIContent[] Origin90Style =
{
EditorGUIUtility.TrTextContent("BottomLeft"),
EditorGUIUtility.TrTextContent("TopLeft"),
EditorGUIUtility.TrTextContent("TopRight"),
EditorGUIUtility.TrTextContent("BottomRight")
};
public static GUIContent[] Origin180Style =
{
EditorGUIUtility.TrTextContent("Bottom"),
EditorGUIUtility.TrTextContent("Left"),
EditorGUIUtility.TrTextContent("Top"),
EditorGUIUtility.TrTextContent("Right")
};
public static GUIContent[] Origin360Style =
{
EditorGUIUtility.TrTextContent("Bottom"),
EditorGUIUtility.TrTextContent("Right"),
EditorGUIUtility.TrTextContent("Top"),
EditorGUIUtility.TrTextContent("Left")
};
}
protected override void OnEnable()
{
base.OnEnable();
m_SpriteContent = EditorGUIUtility.TrTextContent("Source Image");
m_SpriteTypeContent = EditorGUIUtility.TrTextContent("Image Type");
m_ClockwiseContent = EditorGUIUtility.TrTextContent("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_UseSpriteMesh = serializedObject.FindProperty("m_UseSpriteMesh");
m_PixelsPerUnitMultiplier = serializedObject.FindProperty("m_PixelsPerUnitMultiplier");
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);
m_bIsDriven = false;
}
protected override void OnDisable()
{
base.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();
Image image = target as Image;
RectTransform rect = image.GetComponent<RectTransform>();
m_bIsDriven = (rect.drivenByObject as Slider)?.fillRect == rect;
SpriteGUI();
AppearanceControlsGUI();
RaycastControlsGUI();
MaskableControlsGUI();
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++;
if ((Image.Type)m_Type.enumValueIndex == Image.Type.Simple)
EditorGUILayout.PropertyField(m_UseSpriteMesh);
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;
}
}
(serializedObject.targetObject as Image).DisableSpriteOptimizations();
}
}
/// <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.PropertyField(m_PixelsPerUnitMultiplier);
}
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 != null && 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 modify the Sprite properties, 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;
}
var shapeRect = EditorGUILayout.GetControlRect(true);
switch ((Image.FillMethod)m_FillMethod.enumValueIndex)
{
case Image.FillMethod.Horizontal:
EditorGUI.Popup(shapeRect, m_FillOrigin, Styles.OriginHorizontalStyle, Styles.text);
break;
case Image.FillMethod.Vertical:
EditorGUI.Popup(shapeRect, m_FillOrigin, Styles.OriginVerticalStyle, Styles.text);
break;
case Image.FillMethod.Radial90:
EditorGUI.Popup(shapeRect, m_FillOrigin, Styles.Origin90Style, Styles.text);
break;
case Image.FillMethod.Radial180:
EditorGUI.Popup(shapeRect, m_FillOrigin, Styles.Origin180Style, Styles.text);
break;
case Image.FillMethod.Radial360:
EditorGUI.Popup(shapeRect, m_FillOrigin, Styles.Origin360Style, Styles.text);
break;
}
if (m_bIsDriven)
EditorGUILayout.HelpBox("The Fill amount property is driven by Slider.", MessageType.None);
using (new EditorGUI.DisabledScope(m_bIsDriven))
{
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>
/// A string containing the Image details to be used as a overlay on the component Preview.
/// </summary>
/// <returns>
/// The Image details.
/// </returns>
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);
}
}
}