87 lines
2.4 KiB
C#
87 lines
2.4 KiB
C#
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using UnityEngine;
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using UnityEngine.UI;
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namespace Rive.Components
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{
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/// <summary>
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/// A RawImage that can display Rive content. Also used to display Rive content in the editor.
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/// </summary>
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internal class CanvasRendererRawImage : RawImage
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{
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#if UNITY_EDITOR
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private Texture m_editorPreviewTexture;
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private bool m_isPopulatingMesh = false;
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internal void UpdateEditorPreview(Texture previewTexture)
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{
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if (Application.isPlaying) return;
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if (m_editorPreviewTexture != previewTexture)
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{
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m_editorPreviewTexture = previewTexture;
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// we're using SetAllDirty() to mark the graphic for rebuilding
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SetAllDirty();
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}
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}
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internal void CleanupEditorPreview()
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{
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if (!Application.isPlaying)
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{
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m_editorPreviewTexture = null;
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SetAllDirty();
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}
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}
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protected override void OnDisable()
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{
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base.OnDisable();
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if (!Application.isPlaying)
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{
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CleanupEditorPreview();
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}
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}
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protected override void OnDestroy()
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{
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base.OnDestroy();
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if (!Application.isPlaying)
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{
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CleanupEditorPreview();
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}
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}
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protected override void OnRectTransformDimensionsChange()
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{
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base.OnRectTransformDimensionsChange();
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if (!Application.isPlaying)
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{
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SetAllDirty();
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}
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}
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// We need to override mainTexture to return the editor preview texture when not playing
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// We do this to avoid dirtying the scene view when the editor preview texture changes
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public override Texture mainTexture
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{
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get
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{
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if (!Application.isPlaying && m_editorPreviewTexture != null)
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{
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return m_editorPreviewTexture;
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}
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return base.mainTexture;
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}
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}
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protected override void OnPopulateMesh(VertexHelper vh)
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{
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// We've added an m_isPopulatingMesh flag to prevent recursive calls to OnPopulateMesh.
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if (m_isPopulatingMesh) return;
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m_isPopulatingMesh = true;
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base.OnPopulateMesh(vh);
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m_isPopulatingMesh = false;
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}
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#endif
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}
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}
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