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Assets/00.StaryEvo/Editor/FrameWorkEditor/Tools/RectExtension/RectExtension.cs

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+using UnityEngine;
+
+namespace Stary.Evo.Editor
+{
+    public enum AnchorType
+    {
+        UpperLeft = 0,
+        UpperCenter = 1,
+        UpperRight = 2,
+        MiddleLeft = 3,
+        MiddleCenter = 4,
+        MiddleRight = 5,
+        LowerLeft = 6,
+        LowerCenter = 7,
+        LowerRight = 8
+    }
+
+    public static class RectExtension
+    {
+        /// <summary>
+        ///根据外层窗口缩放
+        /// </summary>
+        /// <param name="rect"></param>
+        /// <param name="type">描点位置</param>
+        /// <param name="pixel">缩放大小</param>
+        /// <returns></returns>
+        public static Rect Zoom(this Rect rect, AnchorType type, float pixel)
+        {
+            return Zoom(rect, type, new Vector2(pixel, pixel));
+        }
+
+        public static Rect Zoom(this Rect rect, AnchorType type, Vector2 pixelOffset)
+        {
+            float tempW = rect.width + pixelOffset.x;
+            float tempH = rect.height + pixelOffset.y;
+            switch (type)
+            {
+                case AnchorType.UpperLeft:
+                    break;
+                case AnchorType.UpperCenter:
+                    rect.x -= (tempW - rect.width) / 2;
+                    break;
+                case AnchorType.UpperRight:
+                    rect.x -= tempW - rect.width;
+                    break;
+                case AnchorType.MiddleLeft:
+                    rect.y -= (tempH - rect.height) / 2;
+                    break;
+                case AnchorType.MiddleCenter:
+                    rect.x -= (tempW - rect.width) / 2;
+                    rect.y -= (tempH - rect.height) / 2;
+                    break;
+                case AnchorType.MiddleRight:
+                    rect.y -= (tempH - rect.height) / 2;
+                    rect.x -= tempW - rect.width;
+                    break;
+                case AnchorType.LowerLeft:
+                    rect.y -= tempH - rect.height;
+                    break;
+                case AnchorType.LowerCenter:
+                    rect.y -= tempH - rect.height;
+                    rect.x -= (tempW - rect.width) / 2;
+                    break;
+                case AnchorType.LowerRight:
+                    rect.y -= tempH - rect.height;
+                    rect.x -= tempW - rect.width;
+                    break;
+            }
+
+            rect.width = tempW;
+            rect.height = tempH;
+            return rect;
+        }
+
+
+        public static Rect MoveDown(this Rect r, float pixels = 1)
+        {
+            r.y += pixels;
+            return r;
+        }
+
+        public static Rect CutRight(this Rect r, float pixels)
+        {
+            r.xMax -= pixels;
+            return r;
+        }
+
+        public static Rect CutLeft(this Rect r, float pixels)
+        {
+            r.xMin += pixels;
+            return r;
+        }
+
+        public static Rect Cut(this Rect r, float pixels)
+        {
+            return r.Margin(-pixels);
+        }
+
+        public static Rect Margin(this Rect r, float pixels)
+        {
+            r.xMax += pixels;
+            r.xMin -= pixels;
+            r.yMax += pixels;
+            r.yMin -= pixels;
+            return r;
+        }
+
+        public static Rect[] VerticalSplit(this Rect r, float width, float padding = 0, bool justMid = true)
+        {
+            if (justMid)
+                return new Rect[2]
+                {
+                    r.CutRight((int) (r.width - width)).CutRight(padding).CutRight(-Mathf.CeilToInt(padding / 2f)),
+                    r.CutLeft(width).CutLeft(padding).CutLeft(-Mathf.FloorToInt(padding / 2f))
+                };
+            return new Rect[2]
+            {
+                r.CutRight((int) (r.width - width)).Cut(padding).CutRight(-Mathf.CeilToInt(padding / 2f)),
+                r.CutLeft(width).Cut(padding).CutLeft(-Mathf.FloorToInt(padding / 2f))
+            };
+        }
+    }
+}

Assets/00.StaryEvo/Editor/FrameWorkEditor/Tools/RectExtension/RectExtension.cs.meta

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