using System;using System.Drawing;using System.Collections;using System.ComponentModel;using System.Windows.Forms;using System.Data;class Ball{public static int xpos;public static int ypos;public static int xdir;public static int ydir;public static int speed;}namespace Balls{public class Form1 : System.Windows.Forms.Form{private System.Windows.Forms.Timer TheTicker;private System.Windows.Forms.Button btnBall;private System.Windows.Forms.Label varDirection;private System.Windows.Forms.Label varDirectionY;private System.ComponentModel.IContainer components;public Form1(){InitializeComponent();}/// <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.components = new System.ComponentModel.Container();this.TheTicker = new System.Windows.Forms.Timer(this.components);this.btnBall = new System.Windows.Forms.Button();this.varDirection = new System.Windows.Forms.Label();this.varDirectionY = new System.Windows.Forms.Label();this.SuspendLayout();// // TheTicker// this.TheTicker.Enabled = true;this.TheTicker.Interval = 1;this.TheTicker.Tick += new System.EventHandler(this.TheTicker_Tick);// // btnBall// this.btnBall.Location = new System.Drawing.Point(288, 192);this.btnBall.Name = "btnBall";this.btnBall.Size = new System.Drawing.Size(50, 50);this.btnBall.TabIndex = 0;this.btnBall.Text = "Press Me";this.btnBall.Click += new System.EventHandler(this.btnBall_Click);// // varDirection// this.varDirection.Location = new System.Drawing.Point(616, 0);this.varDirection.Name = "varDirection";this.varDirection.Size = new System.Drawing.Size(8, 16);this.varDirection.TabIndex = 1;this.varDirection.Text = "label1";// // varDirectionY// this.varDirectionY.Location = new System.Drawing.Point(624, 0);this.varDirectionY.Name = "varDirectionY";this.varDirectionY.Size = new System.Drawing.Size(8, 16);this.varDirectionY.TabIndex = 2;this.varDirectionY.Text = "label1";// // Form1// this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);this.ClientSize = new System.Drawing.Size(632, 446);this.Controls.Add(this.varDirectionY);this.Controls.Add(this.varDirection);this.Controls.Add(this.btnBall);this.Name = "Form1";this.Text = "Form1";this.ResumeLayout(false);}#endregion [STAThread]static void Main() {Application.Run(new Form1());Ball Ball1 = new Ball();Ball1.xpos = 300;Ball1.ypos = 200;Ball1.speed = 5;Ball1.xdir = 1;Ball1.xdir = 1;}private void TheTicker_Tick(object sender, System.EventArgs e){int BallSpeed = 5;int xpos = btnBall.Location.X;int ypos = btnBall.Location.Y;#region checkball#region checkX//check xif (Ball1.xdir == 1) {//check to see if edge of screenif (Ball1.xpos + 50 > this.Width) {Ball1.xpos -= Ball1.speed;Ball1.xdir = 0;}else {Ball1.xpos += Ball1.speed;}}else{//check to see if edge of screenif (xpos < 0) {xpos += BallSpeed;varDirection.Text = "+";}else {xpos -= BallSpeed;}}#endregion#region checky//checkyif (varDirectionY.Text == "+") {//check to see if edge of screenif (ypos + 50 >= this.Height) {ypos -= BallSpeed;varDirectionY.Text = "-";}else {ypos += BallSpeed;}}else{//check to see if edge of screenif (ypos <= 0) {ypos += BallSpeed;varDirectionY.Text = "+";}else {ypos -= BallSpeed;}}#endregion#endregion btnBall.Location = new Point(xpos, ypos);}private void btnBall_Click(object sender, System.EventArgs e){}}}