71 lines
2.5 KiB
C#
71 lines
2.5 KiB
C#
using Newtonsoft.Json;
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using System;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.Drawing.Drawing2D;
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using System.Linq;
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using System.Text;
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using System.Drawing;
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namespace Io.Github.Kerwinxu.LibShapes.Core.Shape
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{
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/// <summary>
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/// 圆角矩形
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/// </summary>
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public class ShapeRoundedRectangle : ShapeEle
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{
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[DescriptionAttribute("圆角半径"), DisplayName("圆角半径"), CategoryAttribute("布局")]
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public float Radius { get; set; }
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/// <summary>
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/// 构造函数
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/// </summary>
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public ShapeRoundedRectangle()
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{
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// 有些参数默认不能是0
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Radius = 2;
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}
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public override ShapeEle DeepClone()
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{
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// 这里用json的方式
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string json = JsonConvert.SerializeObject(this);
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return JsonConvert.DeserializeObject<ShapeRoundedRectangle>(json);
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//throw new NotImplementedException();
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}
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public override GraphicsPath GetGraphicsPathWithAngle()
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{
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var _x = getX();
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var _y = getY();
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var _width = getWidth();
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var _height = getHeight();
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var path = new GraphicsPath();
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// 这里要注意判断圆角半径可能是0的情况。
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path.StartFigure();
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// 上边
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path.AddLine(new PointF(_x + Radius, _y), new PointF(_x + _width - Radius, _y));
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// 右上角
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if(Radius > 0) path.AddArc(new RectangleF(_x + _width - Radius * 2 , _y, Radius* 2, Radius * 2), 270, 90);
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// 右边
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path.AddLine(new PointF(_x + _width, _y + Radius), new PointF(_x + _width, _y + _height - Radius));
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// 右下角
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if (Radius > 0) path.AddArc(new RectangleF(_x + _width - Radius * 2, _y + _height - Radius * 2, Radius*2, Radius*2), 0, 90);
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// 下边
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path.AddLine(new PointF(_x + Radius, _y + _height), new PointF(_x + _width - Radius , _y + _height));
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// 右下角
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if (Radius > 0) path.AddArc(new RectangleF(_x, _y + _height - Radius*2, Radius*2, Radius*2), 90, 90);
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// 左边
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path.AddLine(new PointF(_x, _y + Radius ), new PointF(_x, _y + _height - Radius));
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// 左上角
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if (Radius > 0) path.AddArc(new RectangleF(_x, _y, Radius*2, Radius*2), 180, 90);
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path.CloseFigure();
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return path;
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//return base.GetGraphicsPathWithAngle();
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}
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}
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}
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