首次提交：本地项目同步到Gitea

LibShapes/Core/Command/CommandCreate.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+namespace Io.Github.Kerwinxu.LibShapes.Core.Command
+{
+    /// <summary>
+    /// 新建形状的命令,
+    /// </summary>
+    public class CommandCreate : ShapeCommand
+    {
+        public override void Redo()
+        {
+            this.canvas.shapes.lstShapes.Add(this.NewShape);
+            //throw new NotImplementedException();
+        }
+
+        public override void Undo()
+        {
+            this.canvas.shapes.lstShapes.Remove(this.NewShape);
+            //throw new NotImplementedException();
+        }
+    }
+}

LibShapes/Core/Command/CommandDelete.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+namespace Io.Github.Kerwinxu.LibShapes.Core.Command
+{
+    public class CommandDelete : ShapeCommand
+    {
+        /// <summary>
+        /// 从哪一项删除的。
+        /// </summary>
+        public int index { get; set; }
+
+        public override void Redo()
+        {
+            // 重新删除
+            this.index = this.canvas.shapes.lstShapes.IndexOf(this.NewShape);
+            this.canvas.shapes.lstShapes.Remove(this.NewShape);
+            //throw new NotImplementedException();
+        }
+
+        public override void Undo()
+        {
+            // 从这个位置重新插入。
+            this.canvas.shapes.lstShapes.Insert(this.index, this.NewShape);
+            //throw new NotImplementedException();
+        }
+    }
+}

LibShapes/Core/Command/CommandMove.cs

@@ -0,0 +1,14 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+namespace Io.Github.Kerwinxu.LibShapes.Core.Command
+{
+    /// <summary>
+    ///  这个实际上没有用到，我用CommandResize来统一了。
+    /// </summary>
+    public class CommandMove : ShapeCommand
+    {
+    }
+}

LibShapes/Core/Command/CommandPropertyChanged.cs

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+using Io.Github.Kerwinxu.LibShapes.Core.Shape;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+namespace Io.Github.Kerwinxu.LibShapes.Core.Command
+{
+    public  class CommandPropertyChanged : ShapeCommand
+    {
+        public override void Redo()
+        {
+            this.canvas.shapes.replaceShape(this.OldShape.ID, this.NewShape);
+            //throw new NotImplementedException();
+        }
+
+        public override void Undo()
+        {
+            this.canvas.shapes.replaceShape(this.OldShape.ID, this.OldShape);
+            //throw new NotImplementedException();
+        }
+    }
+}

LibShapes/Core/Command/CommandRecorder.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+namespace Io.Github.Kerwinxu.LibShapes.Core.Command
+{
+    public class CommandRecorder:ICommandRecorder
+    {
+        // 保存一堆的命令
+        private List<ICommand> commands = new List<ICommand>();
+        // 当前的下标
+        private int current_index = -1; 
+
+        public void addCommand(ICommand command)
+        {
+            // 这里要判断是否是最后一个
+            if (current_index < commands.Count - 1)
+            {
+                // 说明后边还有，首先删除后边的
+                commands.RemoveRange(current_index + 1, commands.Count - current_index-1);
+            }
+            // 添加进去
+            commands.Add(command);
+            // 重新设置
+            current_index += 1;
+        }
+
+        public bool isRedoAble()
+        {
+            return current_index < this.commands.Count - 1;
+            //throw new NotImplementedException();
+        }
+
+        public bool isUndoAble()
+        {
+            return current_index > 0;
+            //throw new NotImplementedException();
+        }
+
+        public void Redo()
+        {
+            // 
+            current_index += 1;// 往后退一步
+            if (current_index >= commands.Count) current_index = commands.Count - 1;// 不能再前进了。
+            // 这里表示有操作
+            if (current_index >= 0 && current_index < commands.Count)
+            {
+                commands[current_index].Redo();
+            }
+            
+        }
+
+        public void Undo()
+        {
+            // 这里表示有操作
+            if (current_index >= 0 && current_index < commands.Count)
+            {
+                commands[current_index].Undo();
+            }
+            current_index -= 1;// 往后退一步
+            if (current_index < 0) current_index = -1;// 有最小的不能再退
+        }
+    }
+}

LibShapes/Core/Command/CommandResize.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+namespace Io.Github.Kerwinxu.LibShapes.Core.Command
+{
+    public class CommandResize : ShapeCommand
+    {
+
+    }
+}

LibShapes/Core/Command/CommandShapeBackward.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+namespace Io.Github.Kerwinxu.LibShapes.Core.Command
+{
+    class CommandShapeBackward : ShapeCommand
+    {
+        // todo  命令
+    }
+}

LibShapes/Core/Command/CommandShapeBackwardToEnd.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+namespace Io.Github.Kerwinxu.LibShapes.Core.Command
+{
+    class CommandShapeBackwardToEnd : ShapeCommand
+    {
+        // todo 命令
+    }
+}

LibShapes/Core/Command/CommandShapeCancelGroup.cs

@@ -0,0 +1,12 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+namespace Io.Github.Kerwinxu.LibShapes.Core.Command
+{
+    class CommandShapeCancelGroup : ShapeCommand
+    {
+        // todo  命令
+    }
+}

LibShapes/Core/Command/CommandShapeForward.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+namespace Io.Github.Kerwinxu.LibShapes.Core.Command
+{
+    public class CommandShapeForward:ShapeCommand
+    {
+        // todo 命令
+    }
+}

LibShapes/Core/Command/CommandShapeForwardToFront.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+namespace Io.Github.Kerwinxu.LibShapes.Core.Command
+{
+    class CommandShapeForwardToFront:ShapeCommand
+    {
+        // todo 命令
+    }
+}

LibShapes/Core/Command/CommandShapeMergeGroup.cs

@@ -0,0 +1,12 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+namespace Io.Github.Kerwinxu.LibShapes.Core.Command
+{
+    class CommandShapeMergeGroup : ShapeCommand
+    {
+        // todo 命令
+    }
+}

LibShapes/Core/Command/CommandShapesChanged.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+/**
+ * 我这里做一个省事，所有的更改都改成这种更改，而不是单独的区分了。
+ * 
+ * **/
+
+namespace Io.Github.Kerwinxu.LibShapes.Core.Command
+{
+
+    /// <summary>
+    /// Shapes的更改
+    /// </summary>
+    public class CommandShapesChanged:ICommand
+    {
+        /// <summary>
+        /// 原先的
+        /// </summary>
+        public Shapes OldShapes { get; set; }
+
+        /// <summary>
+        /// 新的
+        /// </summary>
+        public Shapes NewShapes { get; set; }
+
+        /// <summary>
+        /// 画布
+        /// </summary>
+        public UserControlCanvas canvas { get; set; }
+
+        public void Redo()
+        {
+            this.canvas.shapes = NewShapes;
+            //throw new NotImplementedException();
+        }
+
+        public void Undo()
+        {
+            this.canvas.shapes = OldShapes;
+            //throw new NotImplementedException();
+        }
+    }
+}

LibShapes/Core/Command/ICommand.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+namespace Io.Github.Kerwinxu.LibShapes.Core.Command
+{
+   public   interface ICommand
+    {
+        void Undo();
+
+        void Redo();
+    }
+}

LibShapes/Core/Command/ICommandRecorder.cs

@@ -0,0 +1,20 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+namespace Io.Github.Kerwinxu.LibShapes.Core.Command
+{
+    public  interface ICommandRecorder
+    {
+        void addCommand(ICommand command);
+
+         void Undo();
+
+         void Redo();
+
+        bool isUndoAble();
+
+        bool isRedoAble();
+    }
+}

LibShapes/Core/Command/ShapeCommand.cs

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+using Io.Github.Kerwinxu.LibShapes.Core.Shape;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+namespace Io.Github.Kerwinxu.LibShapes.Core.Command
+{
+    /// <summary>
+    /// 形状方面的命令。
+    /// </summary>
+    public  abstract class ShapeCommand: ICommand
+    {
+        /// <summary>
+        /// 原先的形状
+        /// </summary>
+        public ShapeEle OldShape { get; set; }
+
+        /// <summary>
+        /// 新的形状
+        /// </summary>
+        public ShapeEle NewShape { get; set; }
+
+        /// <summary>
+        /// 画布
+        /// </summary>
+        public UserControlCanvas canvas { get; set; }
+
+        // 如下是两个操作。
+
+        public virtual void Undo() { this.canvas.shapes.replaceShape(this.OldShape.ID, this.NewShape); }
+
+        public virtual void Redo() { this.canvas.shapes.replaceShape(this.OldShape.ID, this.OldShape); }
+    }
+}