import javax.microedition.lcdui.*;
import javax.microedition.lcdui.game.*;
import java.io.*;
import java.util.*;

public class Game extends Canvas implements Runnable {
    
boolean keyFire, keyLeft, keyRight, keyUp, keyDown;  
boolean rn, next, attack, ladder;

int w,h;
int x,y,y2;
int k;

Image hero, pl, lad;
Sprite Hero, Pl, Pl2, Lad;

Random r = new Random();

private volatile Thread T;
private final long OFT=500/25;
    
    
    
    public Game() {
        
        setFullScreenMode(true);
        w=getWidth();
        h=getHeight();
        
        try {
        hero=Image.createImage("/hr1.png");
        pl=Image.createImage("/pl.png");
        lad=Image.createImage("/ladder.png");
        }
        catch (IOException ex) {
        ex.printStackTrace();
        }
        
        Hero=new Sprite(hero,hero.getWidth(),hero.getHeight());
        Pl=new Sprite(pl,pl.getWidth(),pl.getHeight());
        Pl2=new Sprite(pl,pl.getWidth(),pl.getHeight());
        Lad=new Sprite(lad,lad.getWidth(),lad.getHeight());
                
        x=40;
        y=h-Hero.getHeight()-10;
        y2=y;
        
        ladder=false;
        rn=true;
        T=new Thread(this);
        T.start();
    }
    
    
    public void paint(Graphics g) {
        
        checkKeys();

        
        Hero.setPosition (x,y);
        Pl.setPosition (w-Pl.getWidth(),200);
        Pl2.setPosition (0,200);
        Lad.setPosition (Pl.getWidth()-30,195);
        
        g.setColor(250,250,250);
        g.fillRect(0,0,w,h);   
        
        g.setColor(0,100,0);
        g.fillRect(0,300,w,h); 
        
        Pl.paint(g);
        Pl2.paint(g);
        Lad.paint(g);
        Hero.paint(g);
        
        g.drawString(""+ladder, 5, 5, 0);
        
        ladder();
        
    }
    
    public void ladder() {
        
        if (Hero.collidesWith(Lad, true)) 
            if (x>Pl.getWidth()-Lad.getWidth()*2 && x<Pl.getWidth()-Lad.getWidth()-10) 
            ladder=true;
        
        if (x>Pl.getWidth()-Lad.getWidth() || x<Pl.getWidth()-Lad.getWidth()*2 || y<203-Hero.getHeight())
            ladder=false;
            
        if (keyUp && ladder==true)
            y-=2;
        
        if (keyDown && ladder==true)
            y+=2;
        
        if (y<y2 && ladder==false)
            y+=3;
        
        if (Hero.collidesWith(Pl, true)) 
            y-=3;
            
    }
    
    public void run() {
        
        long tS,tD;

        while(rn)
        {   
        tS=System.currentTimeMillis();

        repaint();

        tD=System.currentTimeMillis()-tS;
        if (tD<OFT) {
        try {
        Thread.sleep(OFT-tD); }
        catch(InterruptedException iex) {
        System.out.println(iex.toString());
        }}}}
    
    
    
    private void checkKeys() {
    
    if (keyFire) 
        y-=9; 

    if (keyRight)
        x+=2;

    if (keyLeft)
        x-=2;

    }
    
    
    protected void keyPressed(int key) {
        
        k=key;
        
        if (k==-5||k==53)
            attack=true;
                
        keys(key, true);
    }
    
    protected void keyReleased(int key)
{
k=0;
keys(key, false);
}

protected void keys(int key, boolean press)
{
int ga=getGameAction(key);

if (ga==FIRE)
    keyFire=press;

if (ga==UP)
    keyUp=press;

if (ga==DOWN)
    keyDown=press;

if (ga==LEFT)
{
    keyLeft=press;
}
else if (ga==RIGHT)
{
    keyRight=press;
}
}
    
}