首次提交：本地项目同步到Gitea

LibShapes/Core/State/StateCanvasZoom.cs

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+using System;
+using System.Collections.Generic;
+using System.Drawing;
+using System.Linq;
+using System.Text;
+
+namespace Io.Github.Kerwinxu.LibShapes.Core.State
+{
+    /// <summary>
+    ///  画布的放大和缩小
+    /// </summary>
+    public  class StateCanvasZoom:State
+    {
+        public StateCanvasZoom(UserControlCanvas canvas, PointF start_pointF) : base(canvas, start_pointF)
+        {
+
+        }
+        public StateCanvasZoom(UserControlCanvas canvas) : base(canvas)
+        {
+
+        }
+
+        public override void RightMouseClick(PointF pointF)
+        {
+            var oldShapes = this.canvas.shapes.DeepClone();
+            this.canvas.reduce(pointF);
+            // 保存命令，
+            this.canvas.commandRecorder.addCommand(new Command.CommandShapesChanged()
+            {
+                canvas = this.canvas,
+                OldShapes = oldShapes,
+                NewShapes = this.canvas.shapes.DeepClone(),
+            });
+            //base.RightMouseClick(pointF);
+        }
+
+        public override void LeftMouseUp(PointF pointF)
+        {
+            var oldShapes = this.canvas.shapes.DeepClone();
+            this.canvas.zoom(pointF);
+            // 保存命令，
+            this.canvas.commandRecorder.addCommand(new Command.CommandShapesChanged()
+            {
+                canvas =this.canvas,
+                OldShapes = oldShapes,
+                NewShapes = this.canvas.shapes.DeepClone(),
+            });
+            //base.LeftMouseUp(pointF);
+        }
+    }
+}