#1 ブロック崩し Breakout

ソースファイル一式 source code
01-Breakout.zip

MITライセンスです。

Breakout.cs

//	#1 ブロック崩し Breakout 2017/11/20 T.Umezawa

using System;
using System.Collections.Generic;

class Block
{
	static System.Drawing.SolidBrush	sSB = new System.Drawing.SolidBrush( System.Drawing.Color.Yellow );

	int		mX, mY;

	public Block( int x, int y )
	{
		mX = x;
		mY = y;
	}

	public void draw( System.Drawing.Graphics g )
	{
		g.FillRectangle( sSB, mX - 30, mY - 15, 60, 30 );
	}

	public bool isCollision( int x, int y )
	{
		return( Math.Abs( mX - x ) <= 35 && Math.Abs( mY - y ) <= 20 );
	}

	public bool isReflectX( int x, int y )
	{
		return( Math.Abs( mX - x ) > Math.Abs( mY - y ) * 2 );
	}
}


class Breakout : System.Windows.Forms.Form
{
	System.Timers.Timer			mTimer = new System.Timers.Timer();
	System.Drawing.SolidBrush	mSB = new System.Drawing.SolidBrush( System.Drawing.Color.White );
	System.Drawing.Font			mFont = new System.Drawing.Font( "MS Gothic", 32 );
	int							mPlayerX = 480;
	int							mBallX = 480, mBallY = 640;
	int							mBallDX = -5, mBallDY = -5;
	List					mLBlock = new List();
	int							mScore;

	protected override void OnLoad( EventArgs e )
	{
		ClientSize = new System.Drawing.Size( 960, 720 );
		Left = 62;
		Top = 20;

		BackColor = System.Drawing.Color.Black;
		DoubleBuffered = true;

		for( int y = 60; y < 200; y += 35 ){
			for( int x = 60; x < 940; x += 65 ){
				mLBlock.Add( new Block( x, y ) );
			}
		}

		mTimer.Elapsed += new System.Timers.ElapsedEventHandler( onMyTimer );
		mTimer.Interval = 10;
		mTimer.Start();
	}

	protected override void OnPaint( System.Windows.Forms.PaintEventArgs e )
	{
		System.Drawing.Graphics	g = e.Graphics;

		foreach( Block b in mLBlock ){
			b.draw( g );
		}

		g.FillRectangle( mSB, mPlayerX - 50, 650, 100, 25 );
		g.FillRectangle( mSB, mBallX - 5, mBallY - 5, 10, 10 );

		g.DrawString( "SCORE " + mScore, mFont, mSB, 0, 0 );

		if( mLBlock.Count == 0 ){
			g.DrawString( "GAME CLEAR!", mFont, mSB, 330, 350 );
		}

		if( mBallY > 720 ){
			g.DrawString( "GAME OVER", mFont, mSB, 330, 350 );
		}
	}

	protected override void OnMouseMove( System.Windows.Forms.MouseEventArgs e )
	{
		mPlayerX = e.X;
		base.OnMouseMove( e );
	}

	void onMyTimer( object sender, System.Timers.ElapsedEventArgs e )
	{
//Console.WriteLine( e.SignalTime );
		if( mLBlock.Count == 0 ){
			return;
		}

		mBallX += mBallDX;
		mBallY += mBallDY;

		if( mBallX <= 5 || mBallX >= 955 ){
			mBallDX = -mBallDX;
		}
		if( mBallY <= 5 ){
			mBallDY = -mBallDY;
		}

		int		d = mBallX - mPlayerX;
		int		m = Math.Abs( d );
		if( mBallY >= 650 && mBallY <= 670 && m < 50 ){
			mBallDX = d;
			mBallDY = m - 55;
			int		s = Math.Max( 2, 200 / ( mScore + 20 ) );
			mBallDX /= s;
			mBallDY /= s;
		}

		for( int i = mLBlock.Count - 1; i >= 0; i-- ){
			if( !mLBlock[ i ].isCollision( mBallX, mBallY ) ){
				continue;
			}

			if( mLBlock[ i ].isReflectX( mBallX, mBallY ) ){
				mBallDX = -mBallDX;
				mBallX += mBallDX;
			}else{
				mBallDY = -mBallDY;
				mBallY += mBallDY;
			}

			mLBlock.Remove( mLBlock[ i ] );
			mScore++;
		}

		Invalidate();
	}

	static void Main()
	{
		System.Windows.Forms.Application.Run( new Breakout() );
	}
}