Csharp/C Sharp by API/System.Drawing/BMP
BMP.GetPixel(15,25)
<source lang="csharp"> using System; using System.Drawing; using System.Drawing.Drawing2D; using System.Drawing.Imaging; using System.Collections; using System.ruponentModel; using System.Windows.Forms; using System.Data; namespace BitmapOther_c {
/// <summary> /// Summary description for BitmapOther. /// </summary> public class BitmapOther : System.Windows.Forms.Form { /// <summary> /// Required designer variable. /// </summary> private System.ruponentModel.Container components = null; public BitmapOther() { // // Required for Windows Form Designer support // InitializeComponent(); // // TODO: Add any constructor code after InitializeComponent call // } /// <summary> /// Clean up any resources being used. /// </summary> protected override void Dispose( bool disposing ) { if( disposing ) { if (components != null) { components.Dispose(); } } base.Dispose( disposing ); } #region Windows Form Designer generated code /// <summary> /// Required method for Designer support - do not modify /// the contents of this method with the code editor. /// </summary> private void InitializeComponent() { // // BitmapOther // this.AutoScaleBaseSize = new System.Drawing.Size(5, 13); this.ClientSize = new System.Drawing.Size(292, 273); this.Name = "BitmapOther"; this.StartPosition = System.Windows.Forms.FormStartPosition.CenterScreen; this.Text = "BitmapOther"; this.Load += new System.EventHandler(this.BitmapOther_Load); } #endregion /// <summary> /// The main entry point for the application. /// </summary> [STAThread] static void Main() { Application.Run(new BitmapOther()); } private void BitmapOther_Load(object sender, System.EventArgs e) { } protected override void OnPaint ( PaintEventArgs e ) { Bitmap BMP = new Bitmap("Colorbars.JPG"); Point Pt = new Point(20,20); // BMP.SetPixel(15,20,Color.Black); BMP.MakeTransparent( BMP.GetPixel(15,25) ); e.Graphics.DrawImage(BMP, Pt); e.Graphics.DrawLine(new Pen(Brushes.GreenYellow,30),60,60,200,60);
} } } </source>