form1.cs

OOP With Microsoft VB.NET And Csharp Step By Step

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

namespace Points
{
	/// <summary>
	/// Summary description for Form1.
	/// </summary>
	public class Form1 : System.Windows.Forms.Form
	{
		private System.Windows.Forms.Button button1;
		/// <summary>
		/// Required designer variable.
		/// </summary>
		private System.ComponentModel.Container components = null;

		public Form1()
		{
			//
			// 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()
		{
			this.button1 = new System.Windows.Forms.Button();
			this.SuspendLayout();
			// 
			// button1
			// 
			this.button1.Location = new System.Drawing.Point(96, 232);
			this.button1.Name = "button1";
			this.button1.TabIndex = 0;
			this.button1.Text = "Draw";
			this.button1.Click += new System.EventHandler(this.button1_Click);
			// 
			// Form1
			// 
			this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
			this.ClientSize = new System.Drawing.Size(292, 266);
			this.Controls.AddRange(new System.Windows.Forms.Control[] {
																		  this.button1});
			this.Name = "Form1";
			this.Text = "Form1";
			this.ResumeLayout(false);

		}
		#endregion

		/// <summary>
		/// The main entry point for the application.
		/// </summary>
		[STAThread]
		static void Main() 
		{
			Application.Run(new Form1());
		}

		private void button1_Click(object sender, System.EventArgs e)
		{
//			ArrayList points = new ArrayList();
//			System.Random rgen = new System.Random();
//			SortablePoint pt;
//			Graphics graph = this.CreateGraphics();
//			for (int count =0; count < 250; count++)
//			{
//				points.Add(new SortablePoint(rgen.Next(200), rgen.Next(200)));
//			}
//			points.Sort();
//			for (int count = 0; count < 250; count++)
//			{
//				pt =(SortablePoint)(points [count ]);
//				Color color =System.Drawing.Color.FromArgb(25, 25, count);
//				System.Drawing.SolidBrush brush =
//					new System.Drawing.SolidBrush(color);
//				graph.FillEllipse(brush, pt.X, pt.Y, 10, 10);
//				brush.Dispose();
//			}

		
//			SortedPointList points =new SortedPointList();
//			points.AddRandomPoints(250,200);
//			Graphics graph =this.CreateGraphics();
//			int count =1;
//			foreach(SortablePoint pt in points)
//			{
//				Color color =System.Drawing.Color.FromArgb(25,25,count++);
//				System.Drawing.SolidBrush brush =
//					new System.Drawing.SolidBrush(color);
//				graph.FillEllipse(brush,pt.X,pt.Y,10,10);
//				brush.Dispose();
//			}		

			SortedPointList points = new SortedPointList();
			points.AddRandomPoints(5, 200);
			Graphics graph = this.CreateGraphics();
			foreach (SortablePoint pt in points)
			{
				graph.FillEllipse(System.Drawing.Brushes.Black,pt.X,pt.Y,
					10,10);
				string ptlocation =String.Format("{0:L}",pt);
                
				graph.DrawString(ptlocation,new Font("Arial",8),
					System.Drawing.Brushes.Black, pt.X + 11, pt.Y);
			}		

		
		}
	}
}