Fill a Region : Region « 2D Graphics « C# / C Sharp






Fill a Region

Fill a Region

  using System;
  using System.Drawing;
  using System.Drawing.Drawing2D;
  using System.Collections;
  using System.ComponentModel;
  using System.Windows.Forms;
  using System.Data;
  using System.Drawing.Imaging;

  public class Form1 : System.Windows.Forms.Form
  {
    public Form1()
    {
      InitializeComponent();
    }
    private void InitializeComponent()
    {
      this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
      this.ClientSize = new System.Drawing.Size(292, 273);
      this.Text = "";
      this.Resize += new System.EventHandler(this.Form1_Resize);
      this.Paint += new System.Windows.Forms.PaintEventHandler(this.Form1_Paint);

    }
    static void Main() 
    {
      Application.Run(new Form1());
    }

    private void Form1_Paint(object sender, System.Windows.Forms.PaintEventArgs e)
    {      
      Graphics g = e.Graphics;
      g.FillRectangle(Brushes.White, this.ClientRectangle);

      GraphicsPath gp = new GraphicsPath();

      gp.AddLine(10, 10, 10, 50);
      gp.AddBezier(10, 50, 120, 55, 25, 70, 30, 70);
      gp.AddLine(30, 70, 60, 70);
      gp.AddBezier(60, 70, 305, 70, 90, 55, 90, 50);
      gp.AddLine(90, 50, 90, 30);

      gp.StartFigure();
      gp.AddLine(60, 110, 40, 160);
      gp.AddLine(40, 160, 60, 180);

      // Create a Region whose boundary is the above GraphicsPath 
      Region reg = new Region(gp);

      g.FillRegion(Brushes.Green, reg);
      reg.Dispose();
      gp.Dispose();
    }

    private void Form1_Resize(object sender, System.EventArgs e)
    {
      Invalidate();
    }
  }


           
       








Related examples in the same category

1.Create a Region whose boundary is the GraphicsPathCreate a Region whose boundary is the GraphicsPath
2.Region ExcludesRegion Excludes
3.Is Region finiteIs Region finite
4.Is Region EmptyIs Region Empty
5.Is a point visible to a RegionIs a point visible to a Region
6.Is this Rectangle visible to the RegionIs this Rectangle visible to the Region
7.Region ClipsRegion Clips
8.Region UnionsRegion Unions
9.Region clips a text pathRegion clips a text path
10.Get Clipping region paintedGet Clipping region painted
11.Get repainted regionsGet repainted regions
12.Fill regionFill region