testss

Library/PackageCache/com.unity.2d.path@5.0.0/Editor/EditorTool/PathEditorToolExtensions.cs

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+using System;
+using System.Linq;
+using System.Collections.Generic;
+using UnityEngine;
+using UnityEditor;
+using UnityEditor.EditorTools;
+using UnityEditor.U2D.Path.GUIFramework;
+using UnityObject = UnityEngine.Object;
+
+namespace UnityEditor.U2D.Path
+{
+    public static class PathEditorToolExtensions
+    {
+        public static void CycleTangentMode<T>(this PathEditorTool<T> pathEditorTool) where T : ScriptablePath
+        {
+            var first = true;
+            var mixed = false;
+            var tangentMode = TangentMode.Linear;
+            var targets = pathEditorTool.targets;
+
+            foreach(var target in targets)
+            {
+                var path = pathEditorTool.GetPath(target);
+
+                if (path.selection.Count == 0)
+                    continue;
+
+                for (var i = 0; i < path.pointCount; ++i)
+                {
+                    if (!path.selection.Contains(i))
+                        continue;
+
+                    var point = path.GetPoint(i);
+                    
+                    if (first)
+                    {
+                        first = false;
+                        tangentMode = point.tangentMode;
+                    }
+                    else if (point.tangentMode != tangentMode)
+                    {
+                        mixed = true;
+                        break;
+                    }
+                }
+
+                if (mixed)
+                    break;
+            }
+
+            if (mixed)
+                tangentMode = TangentMode.Linear;
+            else
+                tangentMode = GetNextTangentMode(tangentMode);
+
+            foreach(var target in targets)
+            {
+                var path = pathEditorTool.GetPath(target);
+
+                if (path.selection.Count == 0)
+                    continue;
+
+                path.undoObject.RegisterUndo("Cycle Tangent Mode");
+
+                for (var i = 0; i < path.pointCount; ++i)
+                {
+                    if (!path.selection.Contains(i))
+                        continue;
+
+                    path.SetTangentMode(i, tangentMode);
+                }
+
+                pathEditorTool.SetPath(target);
+            }
+        }
+
+        public static void MirrorTangent<T>(this PathEditorTool<T> pathEditorTool) where T : ScriptablePath
+        {
+            var targets = pathEditorTool.targets;
+
+            foreach(var target in targets)
+            {
+                var path = pathEditorTool.GetPath(target);
+
+                if (path.selection.Count == 0)
+                    continue;
+
+                path.undoObject.RegisterUndo("Mirror Tangents");
+
+                for (var i = 0; i < path.pointCount; ++i)
+                {
+                    if (!path.selection.Contains(i))
+                        continue;
+
+                    path.MirrorTangent(i);
+                }
+
+                pathEditorTool.SetPath(target);
+            }
+        }
+
+        private static TangentMode GetNextTangentMode(TangentMode tangentMode)
+        {
+            return (TangentMode)((((int)tangentMode) + 1) % Enum.GetValues(typeof(TangentMode)).Length);
+        }
+    }
+
+}