Basic Rect-related extensions

Author: arimger

Assets/Editor Toolbox/Runtime/Extensions/RectExtensions.cs

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+using UnityEngine;
+
+namespace Toolbox
+{
+    public static class RectExtensions
+    {
+        public static Rect AlignRight(this Rect rect, float newWidth)
+        {
+            rect.xMin = rect.xMax - newWidth;
+            return rect;
+        }
+
+        public static Rect AlignLeft(this Rect rect, float newWidth)
+        {
+            rect.xMax = rect.xMin + newWidth;
+            return rect;
+        }
+
+        public static Rect AlignButton(this Rect rect, float newHeight)
+        {
+            rect.yMin = rect.yMax - newHeight;
+            return rect;
+        }
+
+        public static Rect AlignTop(this Rect rect, float newHeight)
+        {
+            rect.yMax = rect.yMin + newHeight;
+            return rect;
+        }
+
+        public static Rect AlignCenterX(this Rect rect, float newWidth)
+        {
+            var offset = (rect.width - newWidth) / 2;
+            rect.xMin += offset;
+            rect.xMax -= offset;
+            return rect;
+        }
+
+        public static Rect AlignCenterY(this Rect rect, float newHeight)
+        {
+            var offset = (rect.width - newHeight) / 2;
+            rect.yMin += offset;
+            rect.yMax -= offset;
+            return rect;
+        }
+
+        public static Rect MoveByX(this Rect rect, float offset, float spacing = 0.0f)
+        {
+            rect.x += offset + spacing;
+            return rect;
+        }
+
+        public static Rect MoveByY(this Rect rect, float offset, float spacing = 0.0f)
+        {
+            rect.y += offset + spacing;
+            return rect;
+        }
+
+        public static Rect AddMax(this Rect rect, Vector2 range)
+        {
+            rect.xMax += range.x;
+            rect.yMin += range.y;
+            return rect;
+        }
+
+        public static Rect AddMin(this Rect rect, Vector2 range)
+        {
+            rect.xMin += range.x;
+            rect.yMin += range.y;
+            return rect;
+        }
+    }
+}