Add Ellipse to path : Path « 2D Graphics « C# / C Sharp

1. C# / C Sharp
2. 2D Graphics
3. Path

Add Ellipse to path

 



using System;
using System.Drawing;
using System.Drawing.Drawing2D;
using System.Windows.Forms;
   
class Clover: Form
{
     public static void Main()
     {
          Application.Run(new Clover());
     }
     public Clover()
     {
          ResizeRedraw = true;
     }
     protected override void OnPaint(PaintEventArgs pea)
     {
          DoPage(pea.Graphics, ForeColor,ClientSize.Width, ClientSize.Height);
     }       
     protected void DoPage(Graphics grfx, Color clr, int cx, int cy)
     {
          GraphicsPath path = new GraphicsPath();
   
          path.AddEllipse(0,      cy / 3, cx / 2, cy / 3);  // Left
   
          grfx.SetClip(path);
          grfx.TranslateTransform(cx / 2, cy / 2);
   
          Pen   pen     = new Pen(clr);
          float fRadius = (float) Math.Sqrt(Math.Pow(cx / 2, 2) + 
                                            Math.Pow(cy / 2, 2));
     
          for (float fAngle = 0; fAngle <  (float) Math.PI * 2; 
                                 fAngle += (float) Math.PI / 180)
          {
               grfx.DrawLine(pen, 0, 0, fRadius * (float) Math.Cos(fAngle),
                                       -fRadius * (float) Math.Sin(fAngle));
          }
     }
}

 

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