111 lines
3.4 KiB
C#
111 lines
3.4 KiB
C#
using UnityEngine;
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using UnityEngine.UI;
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namespace UnityEditor.UI
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{
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[CustomEditor(typeof(RawImage), true)]
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[CanEditMultipleObjects]
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/// <summary>
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/// Custom editor for RawImage.
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/// Extend this class to write a custom editor for a component derived from RawImage.
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/// </summary>
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public class RawImageEditor : GraphicEditor
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{
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SerializedProperty m_Texture;
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SerializedProperty m_UVRect;
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GUIContent m_UVRectContent;
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protected override void OnEnable()
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{
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base.OnEnable();
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// Note we have precedence for calling rectangle for just rect, even in the Inspector.
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// For example in the Camera component's Viewport Rect.
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// Hence sticking with Rect here to be consistent with corresponding property in the API.
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m_UVRectContent = EditorGUIUtility.TrTextContent("UV Rect");
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m_Texture = serializedObject.FindProperty("m_Texture");
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m_UVRect = serializedObject.FindProperty("m_UVRect");
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SetShowNativeSize(true);
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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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EditorGUILayout.PropertyField(m_Texture);
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AppearanceControlsGUI();
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RaycastControlsGUI();
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MaskableControlsGUI();
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EditorGUILayout.PropertyField(m_UVRect, m_UVRectContent);
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SetShowNativeSize(false);
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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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base.SetShowNativeSize(m_Texture.objectReferenceValue != null, instant);
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}
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private static Rect Outer(RawImage rawImage)
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{
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Rect outer = rawImage.uvRect;
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outer.xMin *= rawImage.rectTransform.rect.width;
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outer.xMax *= rawImage.rectTransform.rect.width;
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outer.yMin *= rawImage.rectTransform.rect.height;
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outer.yMax *= rawImage.rectTransform.rect.height;
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return outer;
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}
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/// <summary>
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/// Allow the texture to be previewed.
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/// </summary>
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public override bool HasPreviewGUI()
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{
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RawImage rawImage = target as RawImage;
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if (rawImage == null)
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return false;
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var outer = Outer(rawImage);
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return outer.width > 0 && outer.height > 0;
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}
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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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RawImage rawImage = target as RawImage;
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Texture tex = rawImage.mainTexture;
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if (tex == null)
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return;
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var outer = Outer(rawImage);
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SpriteDrawUtility.DrawSprite(tex, rect, outer, rawImage.uvRect, rawImage.canvasRenderer.GetColor());
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}
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/// <summary>
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/// Info String drawn at the bottom of the Preview
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/// </summary>
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public override string GetInfoString()
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{
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RawImage rawImage = target as RawImage;
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// Image size Text
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string text = string.Format("RawImage Size: {0}x{1}",
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Mathf.RoundToInt(Mathf.Abs(rawImage.rectTransform.rect.width)),
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Mathf.RoundToInt(Mathf.Abs(rawImage.rectTransform.rect.height)));
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return text;
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}
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}
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}
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