PixelFormat.Format32bppArgb : PixelFormat « System.Drawing.Imaging « C# / C Sharp by API

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C# / C Sharp by API » System.Drawing.Imaging » PixelFormat 
PixelFormat.Format32bppArgb
 

  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(513);
      this.ClientSize = new System.Drawing.Size(292273);
      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 gForm = e.Graphics;
      gForm.FillRectangle(Brushes.White, this.ClientRectangle);

      // Create a Bitmap image in memory and set its CompositingMode
      Bitmap bmp = new Bitmap(260260, PixelFormat.Format32bppArgb);
      Graphics gBmp = Graphics.FromImage(bmp);
      gBmp.CompositingMode = CompositingMode.SourceCopy;

      // draw a red circle to the bitmap in memory
      Color red = Color.FromArgb(0x600xff00);
      Brush redBrush = new SolidBrush(red);
      gBmp.FillEllipse(redBrush, 7070160160);

      // draw a green rectangle to the bitmap in memory
      Color green = Color.FromArgb(0x4000xff0);
      Brush greenBrush = new SolidBrush(green);
      gBmp.FillRectangle(greenBrush, 1010140140);
      
      // draw the bitmap on our window
      gForm.DrawImage(bmp, 2020, bmp.Width, bmp.Height);

      bmp.Dispose();
      gBmp.Dispose();
      redBrush.Dispose();
      greenBrush.Dispose();
    }

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

   
  
Related examples in the same category
1.PixelFormat.Alpha
2.PixelFormat.DontCare
3.PixelFormat.Format24bppRgb
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