48 lines
2.6 KiB
C#
48 lines
2.6 KiB
C#
using System.Drawing;
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using System.Drawing.Drawing2D;
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namespace NetWorkHelper
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{
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public static class GraphicsPathHelper
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{
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public static GraphicsPath CreatePath(Rectangle rect, int radius, RoundStyle style, bool correction)
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{
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GraphicsPath path = new GraphicsPath();
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int radiusCorrection = correction ? 1 : 0;
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switch (style)
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{
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case RoundStyle.None:
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path.AddRectangle(rect);
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break;
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case RoundStyle.All:
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path.AddArc(rect.X, rect.Y, radius, radius, 180f, 90f);
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path.AddArc(rect.Right - radius - radiusCorrection, rect.Y, radius, radius, 270f, 90f);
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path.AddArc(rect.Right - radius - radiusCorrection, rect.Bottom - radius - radiusCorrection, radius, radius, 0f, 90f);
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path.AddArc(rect.X, rect.Bottom - radius - radiusCorrection, radius, radius, 90f, 90f);
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break;
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case RoundStyle.Left:
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path.AddArc(rect.X, rect.Y, radius, radius, 180f, 90f);
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path.AddLine(rect.Right - radiusCorrection, rect.Y, rect.Right - radiusCorrection, rect.Bottom - radiusCorrection);
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path.AddArc(rect.X, rect.Bottom - radius - radiusCorrection, radius, radius, 90f, 90f);
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break;
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case RoundStyle.Right:
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path.AddArc(rect.Right - radius - radiusCorrection, rect.Y, radius, radius, 270f, 90f);
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path.AddArc(rect.Right - radius - radiusCorrection, rect.Bottom - radius - radiusCorrection, radius, radius, 0f, 90f);
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path.AddLine(rect.X, rect.Bottom - radiusCorrection, rect.X, rect.Y);
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break;
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case RoundStyle.Top:
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path.AddArc(rect.X, rect.Y, radius, radius, 180f, 90f);
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path.AddArc(rect.Right - radius - radiusCorrection, rect.Y, radius, radius, 270f, 90f);
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path.AddLine(rect.Right - radiusCorrection, rect.Bottom - radiusCorrection, rect.X, rect.Bottom - radiusCorrection);
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break;
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case RoundStyle.Bottom:
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path.AddArc(rect.Right - radius - radiusCorrection, rect.Bottom - radius - radiusCorrection, radius, radius, 0f, 90f);
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path.AddArc(rect.X, rect.Bottom - radius - radiusCorrection, radius, radius, 90f, 90f);
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path.AddLine(rect.X, rect.Y, rect.Right - radiusCorrection, rect.Y);
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break;
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}
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path.CloseFigure();
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return path;
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}
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}
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}
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