整理代码

ShrlAlgo.Addin.Test/GdiAssist.cs

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+using System.Drawing;
+using System.Drawing.Drawing2D;
+using Color = System.Drawing.Color;
+using Point = System.Drawing.Point;
+using Rectangle = System.Drawing.Rectangle;
+
+namespace ShrlAlgoToolkit.Core.Assists;
+
+public static class GdiAssist
+{
+	public static void DrawArc(Graphics graphics)
+	{
+		Pen myPen = new(Color.Blue, 5);
+		Rectangle myRectangle = new(70, 20, 100, 60);
+		graphics.DrawArc(myPen, myRectangle, 210, 120);
+	}
+
+	public static void DrawBezier(Graphics graphics)
+	{
+		Pen myPen = new(Color.Red, 5);
+		var startX = 50.0F;
+		var startY = 80.0F;
+		var controlX1 = 150.0F;
+		var controlY1 = 20.0F;
+		var controlX2 = 230.0F;
+		var controlY2 = 50.0F;
+		var endX = 190.0F;
+		var endY = 80.0F;
+		graphics.DrawBezier(myPen, startX, startY, controlX1, controlY1, controlX2, controlY2, endX, endY);
+	}
+
+	public static void DrawCurve(Graphics graphics)
+	{
+		Pen myPen = new(Color.Red, 5);
+		Point point1 = new(50, 20);
+		Point point2 = new(60, 30);
+		Point point3 = new(70, 25);
+		Point point4 = new(100, 50);
+		Point point5 = new(130, 30);
+		Point point6 = new(150, 45);
+		Point[] myPoints = { point1, point2, point3, point4, point5, point6 };
+		graphics.DrawCurve(myPen, myPoints, 1.0F);
+	}
+
+	public static void DrawEllipse(Graphics graphics)
+	{
+		Pen myPen = new(Color.Blue, 3);
+		Rectangle myRectangle = new(70, 20, 100, 60);
+		graphics.DrawEllipse(myPen, myRectangle);
+	}
+
+	public static void DrawLine(Graphics graphics)
+	{
+		//Graphics graphics = Graphics.FromHwnd(IntPtr.Zero);
+		Pen myPen = new(Color.Blue, 2);
+		graphics.DrawLine(myPen, 50, 30, 170, 30);
+	}
+
+	public static void DrawLine(Graphics graphics, Point p1, Point p2)
+	{
+		//Graphics graphics = Graphics.FromHwnd(IntPtr.Zero);
+		Pen myPen = new(Color.Blue, 2);
+		graphics.DrawLine(myPen, p1.X, p1.Y, p2.X, p2.Y);
+	}
+
+	public static void DrawPath(Graphics graphics)
+	{
+		GraphicsPath myGraphicsPath = new();
+		Pen myPen = new(Color.Blue, 1);
+		Point[] myPoints = { new(15, 30), new(30, 40), new(50, 30) };
+		myGraphicsPath.AddArc(15, 20, 80, 50, 210, 120);
+		myGraphicsPath.StartFigure();
+		myGraphicsPath.AddCurve(myPoints);
+		myGraphicsPath.AddString("图形路径", new FontFamily("华文行楷"), (int)FontStyle.Underline, 50, new PointF(20, 50), new StringFormat());
+		myGraphicsPath.AddPie(180, 20, 80, 50, 210, 120);
+		graphics.DrawPath(myPen, myGraphicsPath);
+	}
+
+	public static void DrawPolygon(Graphics graphics)
+	{
+		Pen myPen = new(Color.Red, 5);
+		Point point1 = new(80, 20);
+		Point point2 = new(40, 50);
+		Point point3 = new(80, 80);
+		Point point4 = new(160, 80);
+		Point point5 = new(200, 50);
+		Point point6 = new(160, 20);
+		Point[] myPoints = { point1, point2, point3, point4, point5, point6 };
+		graphics.DrawPolygon(myPen, myPoints);
+	}
+
+	public static void DrawRectangle(Graphics graphics)
+	{
+		Pen myPen = new(Color.Blue, 2);
+		graphics.DrawRectangle(myPen, 70, 20, 80, 50);
+	}
+}