46 lines
1.4 KiB
C#
46 lines
1.4 KiB
C#
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using System;
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using System.Collections.Generic;
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using System.Drawing;
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using System.Linq;
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using System.Text;
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using System.Windows.Forms;
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namespace Io.Github.Kerwinxu.LibShapes.Core.State
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{
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public class StateStandby : State
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{
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public StateStandby(UserControlCanvas canvas, PointF start_pointF):base(canvas,start_pointF)
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{
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}
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public StateStandby(UserControlCanvas canvas) : base(canvas)
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{
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this.canvas.changeSelect(null);// null表示没有选择，然后就是纸张。
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}
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public override void LeftMouseDown(PointF pointF)
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{
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// 首先看看是否有选择的图形
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var shape = this.canvas.shapes.getSelectShape(pointF);
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if (shape != null)
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{
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this.canvas.changeSelect(shape); // 选择这个
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this.canvas.state = new StateSelected(this.canvas, pointF); // 改变状态
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this.canvas.state.LeftMouseDown(pointF); // 调用他的处理
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}
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else
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{
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this.canvas.changeSelect(null);
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this.canvas.state = new ShapeRectSelect(this.canvas, pointF);
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this.canvas.state.LeftMouseDown(pointF);
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}
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this.canvas.Refresh();
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//base.LeftMouseDown(e);
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}
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}
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}
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