Color.FromArgb(100, Color.Blue) : Color « System.Drawing « C# / C Sharp by API

1. C# / C Sharp by API
2. System.Drawing
3. Color

Color.FromArgb(100, Color.Blue)

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

  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);

      Color c1 = Color.FromArgb(100, Color.Blue);
      Color c2 = Color.FromArgb(50, Color.Green);

      g.FillEllipse(Brushes.Red, 20, 20, 80, 80);

      g.FillRectangle(new SolidBrush(c1), 60, 80, 60, 60);

      Point[] pa = new Point[] {
                        new Point(150, 40), 
                        new Point(90, 40), 
                        new Point(90, 120)};
      g.FillPolygon(new SolidBrush(c2), pa);
    }

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

   
    
  

Related examples in the same category