【文件属性】：
文件名称：C#100例题 献给c#初学者
文件大小：3.55MB
文件格式：RAR
更新时间：2013-05-12 02:35:14
100简单例题
给初学者的简单例题！
private System.ComponentModel.IContainer components;
private const int kNumberOfRows = 8;
private const int kNumberOfTries = 3;
private int NumTotalBricks = 0;
private int NumBalls = 0;
private Ball TheBall = new Ball();
private Paddle ThePaddle = new Paddle();
private System.Windows.Forms.Timer timer1;
private Row[] Rows = new Row[kNumberOfRows];
private Score TheScore = null;
private Thread oThread = null;
[DllImport("winmm.dll")]
public static extern long PlaySound(String lpszName, long hModule, long dwFlags);
public Form1()
{
//
// Required for Windows Form Designer support
//
InitializeComponent();
for (int i = 0; i < kNumberOfRows; i++)
{
Rows[i] = new Row(i);
}
ThePaddle.Position.X = 5;
ThePaddle.Position.Y = this.ClientRectangle.Bottom - ThePaddle.Height;
TheBall.Position.Y = this.ClientRectangle.Bottom - 200;
this.SetBounds(this.Left, this.Top, Rows[0].GetBounds().Width, this.Height);
TheScore = new Score(ClientRectangle.Right - 50, ClientRectangle.Bottom - 180);
// choose Level
SpeedDialog dlg = new SpeedDialog();
if (dlg.ShowDialog() == DialogResult.OK)
{
timer1.Interval = dlg.Speed;
}
//
// TODO: Add any constructor code after InitializeComponent call
//
}
///
/// Clean up any resources being used.
///
protected override void Dispose( bool disposing )
{
if( disposing )
{
if (components != null)
{
components.Dispose();
}
}
base.Dispose( disposing );
}
private string m_strCurrentSoundFile = "BallOut.wav";
public void PlayASound()
{
if (m_strCurrentSoundFile.Length > 0)
{
PlaySound(Application.StartupPath + "\\" + m_strCurrentSoundFile, 0, 0);
}
m_strCurrentSoundFile = "";
oThread.Abort();
}
public void PlaySoundInThread(string wavefile)
{
m_strCurrentSoundFile = wavefile;
oThread = new Thread(new ThreadStart(PlayASound));
oThread.Start();
}
#region Windows Form Designer generated code
///
/// Required method for Designer support - do not modify
/// the contents of this method with the code editor.
///
private void InitializeComponent()
{
this.components = new System.ComponentModel.Container();
this.timer1 = new System.Windows.Forms.Timer(this.components);
//
// timer1
//
this.timer1.Tick += new System.EventHandler(this.timer1_Tick);
//
// Form1
//
this.AutoScaleBaseSize = new System.Drawing.Size(5, 13);
this.ClientSize = new System.Drawing.Size(552, 389);
this.KeyPreview = true;
this.Name = "Form1";
this.Text = "Brick Out";
this.KeyDown += new System.Windows.Forms.KeyEventHandler(this.Form1_KeyDown);
this.Paint += new System.Windows.Forms.PaintEventHandler(this.Form1_Paint);
}
#endregion
///
/// The main entry point for the application.
///
[STAThread]
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, 0, 0, this.ClientRectangle.Width, this.ClientRectangle.Height);
TheScore.Draw(g);
ThePaddle.Draw(g);
DrawRows(g);
TheBall.Draw(g);
}
private void DrawRows(Graphics g)
{
for (int i = 0; i < kNumberOfRows; i++)
{
Rows[i].Draw(g);
}
}
private void CheckForCollision()
{
if (TheBall.Position.X < 0) // hit the left side, switch polarity
{
TheBall.XStep *= -1;
TheBall.Position.X += TheBall.XStep;
PlaySoundInThread("WallHit.wav");
}
if (TheBall.Position.Y < 0) // hit the top of the form, switch polarity
{
TheBall.YStep *= -1;
TheBall.Position.Y += TheBall.YStep;
PlaySoundInThread("WallHit.wav");
}
if (TheBall.Position.X > this.ClientRectangle.Right - TheBall.Width ) // hit the left side, switch polarity
{
TheBall.XStep *= -1;
TheBall.Position.X += TheBall.XStep;
PlaySoundInThread("WallHit.wav");
}
if (TheBall.Position.Y > this.ClientRectangle.Bottom - TheBall.YStep) // lost the ball!
{
IncrementGameBalls();
Reset();
PlaySoundInThread("BallOut.wav");
}
if (RowsCollide(TheBall.Position))
{
TheBall.YStep *= -1;
PlaySoundInThread("BrickHit.wav");
}
int hp = HitsPaddle(TheBall.Position);
if (hp > -1)// lost the ball!
{
PlaySoundInThread("PaddleHit.wav");
switch (hp)
{
case 1:
TheBall.XStep = -7;
TheBall.YStep = -3;
break;
case 2:
TheBall.XStep = -5;
TheBall.YStep = -5;
break;
case 3:
TheBall.XStep = 5;
TheBall.YStep = -5;
break;
default:
TheBall.XStep = 7;
TheBall.YStep = -3;
break;
}
}
}
private int HitsPaddle(Point p)
{
Rectangle PaddleRect = ThePaddle.GetBounds();
if (p.Y >= this.ClientRectangle.Bottom - (PaddleRect.Height + TheBall.Height) )
{
if ((p.X > PaddleRect.Left) && (p.X < PaddleRect.Right))
{
if ((p.X > PaddleRect.Left) && (p.X <= PaddleRect.Left + PaddleRect.Width/4))
return 1;
else if ((p.X > PaddleRect.Left + PaddleRect.Width/4) && (p.X <= PaddleRect.Left + PaddleRect.Width/2))
return 2;
else if ((p.X > PaddleRect.Left + PaddleRect.Width/2) && (p.X <= PaddleRect.Right - PaddleRect.Width/2))
return 3;
else
return 4;
}
}
return -1;
}
private void IncrementGameBalls()
{
NumBalls++;
if (NumBalls >= kNumberOfTries)
{
timer1.Stop();
string msg = "Game Over\nYou knocked out " + NumTotalBricks;
if (NumTotalBricks == 1)
msg += " brick.";
else
msg += " bricks.";
MessageBox.Show(msg);
Application.Exit();
}
}
private void Reset()
{
TheBall.XStep = 5;
TheBall.YStep = 5;
TheBall.Position.Y = this.ClientRectangle.Bottom - 190;
TheBall.Position.X = 5;
timer1.Stop();
TheBall.UpdateBounds();
Invalidate(TheBall.GetBounds());
}
private int SumBricks ()
{
int sum = 0;
for (int i = 0; i < kNumberOfRows; i++)
{
sum += Rows[i].BrickOut;
}
return sum;
}
private bool RowsCollide (Point p)
{
for (int i = 0; i < kNumberOfRows; i++)
{
if (Rows[i].Collides(TheBall.GetBounds()))
{
Rectangle rRow = Rows[i].GetBounds();
Invalidate(rRow);
return true;
}
}
return false;
}
private void timer1_Tick(object sender, System.EventArgs e)
{
TheBall.UpdateBounds();
Invalidate(TheBall.GetBounds());
TheBall.Move();
TheBall.UpdateBounds();
Invalidate(TheBall.GetBounds());
CheckForCollision();
NumTotalBricks = SumBricks();
TheScore.Count = NumTotalBricks;
Invalidate(TheScore.GetFrame());
if (NumTotalBricks == kNumberOfRows*Row.kNumberOfBricks)
{
timer1.Stop();
MessageBox.Show("You Win! You knocked out all the bricks!");
Application.Exit();
}
}
private void Form1_KeyDown(object sender, System.Windows.Forms.KeyEventArgs e)
{
string result = e.KeyData.ToString();
Invalidate(ThePaddle.GetBounds());
switch (result)
{
case "Left":
ThePaddle.MoveLeft();
Invalidate(ThePaddle.GetBounds());
if (timer1.Enabled == false)
timer1.Start();
break;
case "Right":
ThePaddle.MoveRight(ClientRectangle.Right);
Invalidate(ThePaddle.GetBounds());
if (timer1.Enabled == false)
timer1.Start();
break;
default:
break;
}
}
