Draw a line 2 : Line « 2D Graphics « C# / C Sharp






Draw a line 2

Draw a line 2
/*
GDI+ Programming in C# and VB .NET
by Nick Symmonds

Publisher: Apress
ISBN: 159059035X
*/

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

namespace PenCaps_c
{
    /// <summary>
    /// Summary description for PenCaps.
    /// </summary>
    public class PenCaps2 : System.Windows.Forms.Form
    {
        /// <summary>
        /// Required designer variable.
        /// </summary>
        private System.ComponentModel.Container components = null;

        public PenCaps2()
        {
            //
            // 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()
        {
      // 
      // PenCaps
      // 
      this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
      this.ClientSize = new System.Drawing.Size(440, 405);
      this.Name = "PenCaps";
      this.StartPosition = System.Windows.Forms.FormStartPosition.CenterScreen;
      this.Text = "PenCaps";
      this.Load += new System.EventHandler(this.PenCaps_Load);

    }
        #endregion

        /// <summary>
        /// The main entry point for the application.
        /// </summary>
        [STAThread]
        static void Main() 
        {
            Application.Run(new PenCaps2());
        }

    private void PenCaps_Load(object sender, System.EventArgs e)
    {
    
    }

    protected override void OnPaint ( PaintEventArgs e )
    {
      Graphics G = e.Graphics;
      Point[] PtsA = { new Point(10, 10), 
                       new Point(150, 150), 
                       new Point(400, 10) };
      Point[] PtsB = { new Point(10, 40), 
                       new Point(150, 180), 
                       new Point(400, 40) };
      Point[] PtsC = { new Point(10, 70), 
                       new Point(150, 210), 
                       new Point(400, 70) };
      Point[] PtsD = { new Point(10, 100), 
                       new Point(150, 240), 
                       new Point(400, 100) };
      Pen P = new Pen(Color.Blue, 10);

      G.SmoothingMode=SmoothingMode.AntiAlias;
      P.LineJoin=LineJoin.Bevel;
      G.DrawLines(P, PtsA);

      P.LineJoin=LineJoin.Miter;
      G.DrawLines(P, PtsB);

      P.LineJoin=LineJoin.MiterClipped;
      G.DrawLines(P, PtsC);

      P.LineJoin=LineJoin.Round;
      G.DrawLines(P, PtsD);
    }

    }
}


           
       








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