hook.java

一款支持蓝牙传输的游戏

/*
 * Hook.java
 *
 * Created on 2007年3月15日, 下午4:49
 *
 * To change this template, choose Tools | Template Manager
 * and open the template in the editor.
 */
import javax.microedition.lcdui.Graphics;
import javax.microedition.lcdui.Image;
import java.io.IOException;
import javax.microedition.lcdui.game.Sprite;
/**
 *矿勾
 * @author MissYou
 */
public class Hook {
    public static final int SPEED = 5;
    public static final int INIX = 120;
    public static final int INIY = 37;
    private static final double [] TRIANGLE = { 0.9848, 0.9397, 0.8660, 
        0.7660, 0.6427, 0.5, 0.3420, 0.1736 };
    private int nowSpeed;
    private Image Source;
    private double X, Y;
    private int currentImage;
    private Sprite HookSprite;
    
    /** Creates a new instance of Hook */
    public Hook() {
        try{
            Source = Image.createImage("/GoldHook.png");
            HookSprite = new Sprite(Source, 40, 29);
            HookSprite.defineReferencePixel(20, 12);
            Initialize();
        } catch(IOException ioe){
            System.out.println("GoldHook can't be loaded.");
        }
    }
    
    public void Initialize(){
        getHookSprite().setVisible(true);
        getHookSprite().setFrame(0);
        nowSpeed = SPEED;
        X = INIX;
        Y = INIY;
        currentImage = 0;
        HookSprite.setRefPixelPosition((int)X,(int)Y);
    }
    
    public int getnowSpeed(){
        return nowSpeed;
    }
    
    public int getX(){
        return (int)X;
    }
    
    public int getY(){
        return (int)Y;
    }
    
    public void setXY(int x, int y){
        X = x;
        Y = y;
    }
    
    public void setnowSpeed(int nowspeed){
        nowSpeed = nowspeed;
    }
    
    public void setCurrentImage( int currentimage ){
        currentImage = currentimage;
    }
    
    public Image getSource(){
        return Source;
    }
    
    public Sprite getHookSprite(){
        return HookSprite;
    }   
    
    public void extReSetXY(){
        if ( HookSprite.getFrame() == 8 )
            Y = Y + getnowSpeed();
        else{
            if ( HookSprite.getFrame() < 8 ){
                X=X-nowSpeed*TRIANGLE[HookSprite.getFrame()];
                Y=Y+nowSpeed*TRIANGLE[TRIANGLE.length-HookSprite.getFrame()-1];
            }
            else{
                X=X+nowSpeed*TRIANGLE[16-HookSprite.getFrame()];
                Y=Y+nowSpeed*TRIANGLE[HookSprite.getFrame()%9];
            }
        }
        HookSprite.setRefPixelPosition((int)X, (int)Y);
    }
    
    public void backReSetXY(){
        if ( HookSprite.getFrame() == 8 )
            Y = Y - getnowSpeed();
        else{
            if ( HookSprite.getFrame() < 8 ){
                X=X+nowSpeed*TRIANGLE[HookSprite.getFrame()];
                Y=Y-nowSpeed*TRIANGLE[TRIANGLE.length-HookSprite.getFrame()-1];
            }
            else{
                X=X-nowSpeed*TRIANGLE[16-HookSprite.getFrame()];
                Y=Y-nowSpeed*TRIANGLE[HookSprite.getFrame()%9];
            }
        }        
        HookSprite.setRefPixelPosition((int)X, (int)Y);
    }
}