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using System.Linq;
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using UnityEngine;
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using UnityEditor.AnimatedValues;
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using UnityEngine.UI;
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namespace UnityEditor.UI
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{
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/// <summary>
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/// Editor class used to edit UI Sprites.
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/// </summary>
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[CustomEditor(typeof(Image), true)]
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[CanEditMultipleObjects]
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/// <summary>
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/// Custom Editor for the Image Component.
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/// Extend this class to write a custom editor for a component derived from Image.
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/// </summary>
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public class ImageEditor : GraphicEditor
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{
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SerializedProperty m_FillMethod;
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SerializedProperty m_FillOrigin;
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SerializedProperty m_FillAmount;
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SerializedProperty m_FillClockwise;
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SerializedProperty m_Type;
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SerializedProperty m_FillCenter;
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SerializedProperty m_Sprite;
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SerializedProperty m_PreserveAspect;
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SerializedProperty m_UseSpriteMesh;
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SerializedProperty m_PixelsPerUnitMultiplier;
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GUIContent m_SpriteContent;
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GUIContent m_SpriteTypeContent;
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GUIContent m_ClockwiseContent;
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AnimBool m_ShowSlicedOrTiled;
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AnimBool m_ShowSliced;
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AnimBool m_ShowTiled;
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AnimBool m_ShowFilled;
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AnimBool m_ShowType;
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bool m_bIsDriven;
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private class Styles
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{
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public static GUIContent text = EditorGUIUtility.TrTextContent("Fill Origin");
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public static GUIContent[] OriginHorizontalStyle =
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{
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EditorGUIUtility.TrTextContent("Left"),
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EditorGUIUtility.TrTextContent("Right")
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};
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public static GUIContent[] OriginVerticalStyle =
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{
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EditorGUIUtility.TrTextContent("Bottom"),
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EditorGUIUtility.TrTextContent("Top")
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};
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public static GUIContent[] Origin90Style =
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{
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EditorGUIUtility.TrTextContent("BottomLeft"),
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EditorGUIUtility.TrTextContent("TopLeft"),
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EditorGUIUtility.TrTextContent("TopRight"),
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EditorGUIUtility.TrTextContent("BottomRight")
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};
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public static GUIContent[] Origin180Style =
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{
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EditorGUIUtility.TrTextContent("Bottom"),
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EditorGUIUtility.TrTextContent("Left"),
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EditorGUIUtility.TrTextContent("Top"),
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EditorGUIUtility.TrTextContent("Right")
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};
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public static GUIContent[] Origin360Style =
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{
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EditorGUIUtility.TrTextContent("Bottom"),
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EditorGUIUtility.TrTextContent("Right"),
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EditorGUIUtility.TrTextContent("Top"),
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EditorGUIUtility.TrTextContent("Left")
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};
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}
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protected override void OnEnable()
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{
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base.OnEnable();
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m_SpriteContent = EditorGUIUtility.TrTextContent("Source Image");
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m_SpriteTypeContent = EditorGUIUtility.TrTextContent("Image Type");
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m_ClockwiseContent = EditorGUIUtility.TrTextContent("Clockwise");
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m_Sprite = serializedObject.FindProperty("m_Sprite");
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m_Type = serializedObject.FindProperty("m_Type");
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m_FillCenter = serializedObject.FindProperty("m_FillCenter");
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m_FillMethod = serializedObject.FindProperty("m_FillMethod");
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m_FillOrigin = serializedObject.FindProperty("m_FillOrigin");
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m_FillClockwise = serializedObject.FindProperty("m_FillClockwise");
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m_FillAmount = serializedObject.FindProperty("m_FillAmount");
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m_PreserveAspect = serializedObject.FindProperty("m_PreserveAspect");
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m_UseSpriteMesh = serializedObject.FindProperty("m_UseSpriteMesh");
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m_PixelsPerUnitMultiplier = serializedObject.FindProperty("m_PixelsPerUnitMultiplier");
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m_ShowType = new AnimBool(m_Sprite.objectReferenceValue != null);
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m_ShowType.valueChanged.AddListener(Repaint);
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var typeEnum = (Image.Type)m_Type.enumValueIndex;
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m_ShowSlicedOrTiled = new AnimBool(!m_Type.hasMultipleDifferentValues && typeEnum == Image.Type.Sliced);
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m_ShowSliced = new AnimBool(!m_Type.hasMultipleDifferentValues && typeEnum == Image.Type.Sliced);
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m_ShowTiled = new AnimBool(!m_Type.hasMultipleDifferentValues && typeEnum == Image.Type.Tiled);
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m_ShowFilled = new AnimBool(!m_Type.hasMultipleDifferentValues && typeEnum == Image.Type.Filled);
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m_ShowSlicedOrTiled.valueChanged.AddListener(Repaint);
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m_ShowSliced.valueChanged.AddListener(Repaint);
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m_ShowTiled.valueChanged.AddListener(Repaint);
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m_ShowFilled.valueChanged.AddListener(Repaint);
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SetShowNativeSize(true);
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m_bIsDriven = false;
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}
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protected override void OnDisable()
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{
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m_ShowType.valueChanged.RemoveListener(Repaint);
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m_ShowSlicedOrTiled.valueChanged.RemoveListener(Repaint);
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m_ShowSliced.valueChanged.RemoveListener(Repaint);
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m_ShowTiled.valueChanged.RemoveListener(Repaint);
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m_ShowFilled.valueChanged.RemoveListener(Repaint);
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}
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public override void OnInspectorGUI()
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{
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serializedObject.Update();
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Image image = target as Image;
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RectTransform rect = image.GetComponent<RectTransform>();
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m_bIsDriven = (rect.drivenByObject as Slider)?.fillRect == rect;
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SpriteGUI();
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AppearanceControlsGUI();
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RaycastControlsGUI();
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MaskableControlsGUI();
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m_ShowType.target = m_Sprite.objectReferenceValue != null;
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if (EditorGUILayout.BeginFadeGroup(m_ShowType.faded))
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TypeGUI();
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EditorGUILayout.EndFadeGroup();
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SetShowNativeSize(false);
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if (EditorGUILayout.BeginFadeGroup(m_ShowNativeSize.faded))
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{
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EditorGUI.indentLevel++;
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if ((Image.Type)m_Type.enumValueIndex == Image.Type.Simple)
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EditorGUILayout.PropertyField(m_UseSpriteMesh);
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EditorGUILayout.PropertyField(m_PreserveAspect);
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EditorGUI.indentLevel--;
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}
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EditorGUILayout.EndFadeGroup();
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NativeSizeButtonGUI();
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serializedObject.ApplyModifiedProperties();
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}
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void SetShowNativeSize(bool instant)
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{
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Image.Type type = (Image.Type)m_Type.enumValueIndex;
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bool showNativeSize = (type == Image.Type.Simple || type == Image.Type.Filled) && m_Sprite.objectReferenceValue != null;
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base.SetShowNativeSize(showNativeSize, instant);
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}
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/// <summary>
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/// Draw the atlas and Image selection fields.
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/// </summary>
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protected void SpriteGUI()
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{
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EditorGUI.BeginChangeCheck();
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EditorGUILayout.PropertyField(m_Sprite, m_SpriteContent);
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if (EditorGUI.EndChangeCheck())
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{
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var newSprite = m_Sprite.objectReferenceValue as Sprite;
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if (newSprite)
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{
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Image.Type oldType = (Image.Type)m_Type.enumValueIndex;
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if (newSprite.border.SqrMagnitude() > 0)
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{
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m_Type.enumValueIndex = (int)Image.Type.Sliced;
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}
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else if (oldType == Image.Type.Sliced)
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{
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m_Type.enumValueIndex = (int)Image.Type.Simple;
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}
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}
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(serializedObject.targetObject as Image).DisableSpriteOptimizations();
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}
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}
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/// <summary>
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/// Sprites's custom properties based on the type.
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/// </summary>
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protected void TypeGUI()
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{
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EditorGUILayout.PropertyField(m_Type, m_SpriteTypeContent);
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++EditorGUI.indentLevel;
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{
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Image.Type typeEnum = (Image.Type)m_Type.enumValueIndex;
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bool showSlicedOrTiled = (!m_Type.hasMultipleDifferentValues && (typeEnum == Image.Type.Sliced || typeEnum == Image.Type.Tiled));
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if (showSlicedOrTiled && targets.Length > 1)
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showSlicedOrTiled = targets.Select(obj => obj as Image).All(img => img.hasBorder);
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m_ShowSlicedOrTiled.target = showSlicedOrTiled;
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m_ShowSliced.target = (showSlicedOrTiled && !m_Type.hasMultipleDifferentValues && typeEnum == Image.Type.Sliced);
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m_ShowTiled.target = (showSlicedOrTiled && !m_Type.hasMultipleDifferentValues && typeEnum == Image.Type.Tiled);
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m_ShowFilled.target = (!m_Type.hasMultipleDifferentValues && typeEnum == Image.Type.Filled);
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Image image = target as Image;
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if (EditorGUILayout.BeginFadeGroup(m_ShowSlicedOrTiled.faded))
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{
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if (image.hasBorder)
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EditorGUILayout.PropertyField(m_FillCenter);
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EditorGUILayout.PropertyField(m_PixelsPerUnitMultiplier);
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}
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EditorGUILayout.EndFadeGroup();
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if (EditorGUILayout.BeginFadeGroup(m_ShowSliced.faded))
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{
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if (image.sprite != null && !image.hasBorder)
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EditorGUILayout.HelpBox("This Image doesn't have a border.", MessageType.Warning);
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}
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EditorGUILayout.EndFadeGroup();
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if (EditorGUILayout.BeginFadeGroup(m_ShowTiled.faded))
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{
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if (image.sprite != null && !image.hasBorder && (image.sprite.texture.wrapMode != TextureWrapMode.Repeat || image.sprite.packed))
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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);
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}
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EditorGUILayout.EndFadeGroup();
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if (EditorGUILayout.BeginFadeGroup(m_ShowFilled.faded))
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{
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EditorGUI.BeginChangeCheck();
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EditorGUILayout.PropertyField(m_FillMethod);
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if (EditorGUI.EndChangeCheck())
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{
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m_FillOrigin.intValue = 0;
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}
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var shapeRect = EditorGUILayout.GetControlRect(true);
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switch ((Image.FillMethod)m_FillMethod.enumValueIndex)
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{
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case Image.FillMethod.Horizontal:
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EditorGUI.Popup(shapeRect, m_FillOrigin, Styles.OriginHorizontalStyle, Styles.text);
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break;
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case Image.FillMethod.Vertical:
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EditorGUI.Popup(shapeRect, m_FillOrigin, Styles.OriginVerticalStyle, Styles.text);
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break;
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case Image.FillMethod.Radial90:
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EditorGUI.Popup(shapeRect, m_FillOrigin, Styles.Origin90Style, Styles.text);
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break;
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case Image.FillMethod.Radial180:
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EditorGUI.Popup(shapeRect, m_FillOrigin, Styles.Origin180Style, Styles.text);
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break;
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case Image.FillMethod.Radial360:
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EditorGUI.Popup(shapeRect, m_FillOrigin, Styles.Origin360Style, Styles.text);
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break;
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}
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if (m_bIsDriven)
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EditorGUILayout.HelpBox("The Fill amount property is driven by Slider.", MessageType.None);
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using (new EditorGUI.DisabledScope(m_bIsDriven))
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{
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EditorGUILayout.PropertyField(m_FillAmount);
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}
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if ((Image.FillMethod)m_FillMethod.enumValueIndex > Image.FillMethod.Vertical)
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{
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EditorGUILayout.PropertyField(m_FillClockwise, m_ClockwiseContent);
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}
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}
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EditorGUILayout.EndFadeGroup();
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}
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--EditorGUI.indentLevel;
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}
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/// <summary>
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/// All graphics have a preview.
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/// </summary>
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public override bool HasPreviewGUI() { return true; }
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/// <summary>
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/// Draw the Image preview.
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/// </summary>
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public override void OnPreviewGUI(Rect rect, GUIStyle background)
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{
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Image image = target as Image;
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if (image == null) return;
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Sprite sf = image.sprite;
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if (sf == null) return;
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SpriteDrawUtility.DrawSprite(sf, rect, image.canvasRenderer.GetColor());
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}
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/// <summary>
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/// A string containing the Image details to be used as a overlay on the component Preview.
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/// </summary>
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/// <returns>
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/// The Image details.
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/// </returns>
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public override string GetInfoString()
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{
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Image image = target as Image;
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Sprite sprite = image.sprite;
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int x = (sprite != null) ? Mathf.RoundToInt(sprite.rect.width) : 0;
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int y = (sprite != null) ? Mathf.RoundToInt(sprite.rect.height) : 0;
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return string.Format("Image Size: {0}x{1}", x, y);
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}
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}
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}
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