Initial commit

Library/PackageCache/com.unity.2d.animation@3.2.6/Editor/SkinningModule/IMGUI/ISpriteMeshView.cs

@@ -0,0 +1,66 @@
+using UnityEngine;
+
+namespace UnityEditor.U2D.Animation
+{
+    internal enum SpriteMeshViewMode
+    {
+        EditGeometry,
+        CreateVertex,
+        CreateEdge,
+        SplitEdge
+    }
+
+    internal enum MeshEditorAction
+    {
+        None,
+        CreateVertex,
+        MoveVertex,
+        CreateEdge,
+        SplitEdge,
+        MoveEdge,
+        SelectVertex,
+        SelectEdge,
+        Remove
+    }
+
+    internal interface ISpriteMeshView
+    {
+        SpriteMeshViewMode mode { get; set; }
+        ISelection<int> selection { get; set; }
+        int defaultControlID { get; set; }
+        Rect frame { get; set; }
+        Vector2 mouseWorldPosition { get; }
+        int hoveredVertex { get; }
+        int hoveredEdge { get; }
+        int closestEdge { get; }
+
+        void CancelMode();
+        void BeginLayout();
+        void EndLayout();
+        void LayoutVertex(Vector2 position, int index);
+        void LayoutEdge(Vector2 startPosition, Vector2 endPosition, int index);
+        bool DoCreateVertex();
+        bool DoSelectVertex(out bool additive);
+        bool DoMoveVertex(out Vector2 delta);
+        bool DoMoveEdge(out Vector2 delta);
+        bool DoCreateEdge();
+        bool DoSplitEdge();
+        bool DoSelectEdge(out bool additive);
+        bool DoRemove();
+        void DrawVertex(Vector2 position);
+        void DrawVertexHovered(Vector2 position);
+        void DrawVertexSelected(Vector2 position);
+        void BeginDrawEdges();
+        void EndDrawEdges();
+        void DrawEdge(Vector2 startPosition, Vector2 endPosition);
+        void DrawEdgeHovered(Vector2 startPosition, Vector2 endPosition);
+        void DrawEdgeSelected(Vector2 startPosition, Vector2 endPosition);
+        bool IsActionTriggered(MeshEditorAction action);
+        bool IsActionActive(MeshEditorAction action);
+        bool IsActionHot(MeshEditorAction action);
+        Vector2 WorldToScreen(Vector2 position);
+        void DoRepaint();
+        bool CanRepaint();
+        bool CanLayout();
+    }
+}