retpanel.java

用java实现的俄罗斯方块游戏,可以多多交流

//Lik俄罗斯方块 1.0beta1
import java.awt.Color;
import java.awt.Font;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.KeyEvent;
import java.awt.event.KeyListener;
import java.awt.geom.Line2D;
import java.util.ArrayList;

import javax.swing.JButton;
import javax.swing.JPanel;
import javax.swing.Timer;

public class RetPanel extends JPanel{
	/**
	 * 
	 */
	private static final long serialVersionUID = 1L;

	public RetPanel(){
		super();
		lrt=new LikRecT();
		lrt.add(1,1);
		lrt.add(2,2);
		RetPanel.KeyHandle kh=new KeyHandle();
		this.addKeyListener(kh);
		al=new ActionListener(){
			public void actionPerformed(ActionEvent e) {
				// TODO Auto-generated method stub
				if(!start){
					lrt.createmove();
					start=true;
				}
				else{
					if(!outer.pause){
						if(!lrt.movert(0,1)){
							time.stop();
							//outer.setVisible(false);
							outer.startButton.setVisible(true);
							outer.showstr="Game Over";
						}
					}
				}
				outer.repaint();
			}
		};
		time=new Timer(DELAY,al);
		
		startButton=new JButton("Start");
		startButton.addActionListener(new ActionListener(){

			public void actionPerformed(ActionEvent e) {
				// TODO Auto-generated method stub
				outer.showstr=null;
				outer.pause=false;
				outer.start=false;
				outer.setFocusable(true);
				outer.lrt.start();
				outer.startButton.setVisible(false);
				outer.time.setDelay(outer.DELAY);
				outer.time.start();
			}
			
		});
		
		this.add(startButton);
	}
	
	public void paintComponent(Graphics g){
		super.paintComponent(g);
		Graphics2D g2=(Graphics2D)g;
		
		Line2D aline=new Line2D.Float(0,LikRecT.H*3,LikRecT.MAX_X*LikRecT.W,LikRecT.H*3);
		g2.draw(aline);
		
		Font f=new Font("SansSerif",Font.BOLD,20);
		g2.setFont(f);
		g2.drawString("clean :"+lrt.getn(),5,40);
		if(this.showstr!=null){
			g2.setBackground(Color.LIGHT_GRAY);
			g2.setPaint(Color.BLACK);
			f=new Font("SansSerif",Font.BOLD,40);
			g2.setFont(f);
			g2.drawString(this.showstr,(int)(lrt.MAX_X*lrt.W/2-f.getStringBounds(this.showstr,g2.getFontRenderContext()).getWidth()/2),(int)(lrt.MAX_Y*lrt.H/2-f.getStringBounds(this.showstr,g2.getFontRenderContext()).getHeight()/2-f.getStringBounds(this.showstr,g2.getFontRenderContext()).getY()));
		}
		else{
			this.draw(g2,Color.BLUE.darker().darker().darker(),lrt.getabove());
		}
		this.draw(g2,Color.GRAY.darker().darker().darker(),lrt.getrts());
		this.draw(g2,Color.MAGENTA,lrt.getmoverts());
	}

	
	private void draw(Graphics2D g2,Color c,ArrayList<LikRecT.RecT> rts){
		Color cc=g2.getColor();	
		for(LikRecT.RecT rt:rts){
			g2.setPaint(Color.BLACK);
			g2.draw(rt.getRec2D_out());
			g2.draw(rt.getRec2D_in());
			//g2.fill(rt.getRec2D_out());
			g2.setPaint(c.brighter().brighter().brighter());
			g2.fill(rt.getRec2D_in());
		}
		g2.setPaint(cc);
	}
	
	private class KeyHandle implements KeyListener{
		
		public void keyTyped(KeyEvent e) {
			// TODO Auto-generated method stub
			
		}

		public void keyPressed(KeyEvent e) {
			// TODO Auto-generated method stub
			int keyCode=e.getKeyCode();
			
			switch(keyCode){
			case KeyEvent.VK_SPACE:
				if(outer.showstr==null&&!outer.pause)
					lrt.setRecT_m();
				break;
			case KeyEvent.VK_DOWN:
				/*if(outer.showstr==null&&!outer.pause){
					if(!lrt.movert(0,1)){
						time.stop();
						outer.showstr="Game Over";
					}
				}*/
				outer.time.setDelay(outer.DELAY/10);
				break;
			case KeyEvent.VK_RIGHT:
				if(outer.showstr==null&&!outer.pause)
					lrt.movert(1,0);
				break;
			case KeyEvent.VK_LEFT:
				if(outer.showstr==null&&!outer.pause)
					lrt.movert(-1,0);
				break;
			case KeyEvent.VK_UP:
				if(outer.pause)
					outer.pause=false;
				else
					outer.pause=true;
				break;
			default:
				break;
			}
			outer.repaint();
		}

		public void keyReleased(KeyEvent e) {
			// TODO Auto-generated method stub
			int keyCode=e.getKeyCode();
			if(keyCode==KeyEvent.VK_DOWN)
				outer.time.setDelay(outer.DELAY);
		}
		
	}
	
	private final RetPanel outer=this;
	private LikRecT lrt;
	private boolean start=false;
	private ActionListener al;
	private Timer time;
	private final int DELAY=200;
	
	private String showstr=null;
	private boolean pause=false;
	private JButton startButton;
}