bomb.java~1~

来自「基于J2ME的手机游戏软件。可以控制游戏人物在地图上上下左右行走；可以在地图上放」· JAVA~1~ 代码 · 共 137 行

import javax.microedition.lcdui.Graphics;

public class Bomb
{
	private static final int PER_S_CYC = 20;
	
	private int posX;
	private int posY;
	private int mode;
	private int remainCyc;
	private World world;
	private Sprite sprite;
	private boolean blast;
	private boolean isShow;
	private int width;
	private int height;
	private boolean across;
	private int power;
	
	public Bomb(World world,int x,int y,int power)
	{
		posX = x;
		posY = y;
		this.mode = mode;
		remainCyc = PER_S_CYC * 2;
		this.world = world;
		sprite = new Sprite(world.getImageSet(),world.BOMB_STATIC,0);
		blast = false;
		isShow = true;
		width = 32;
		height = 32;
		across = true;
		this.power = power;
	//	System.out.println(x + " " + y);
	}
	
	public void cycle()
	{
		remainCyc--;
		if(remainCyc <= 0)
		{
			blast = true;
			world.addBlast(posX,posY,power);
		}
		else
		{
			blast = false;
		}
		if(across)
		{
			int actorWidth = world.getActor().getWidth();
			int actorHeight = world.getActor().getHeight();
			int ax_1 = world.getActor().getX();
			int ay_1 = world.getActor().getY();
			int ax_2 = ax_1 + actorWidth - 1;
			int ay_2 = ay_1;
			int ax_3 = ax_1 + actorWidth - 1;
			int ay_3 = ay_1 + actorHeight - 1;
			int ax_4 = ax_1;
			int ay_4 = ay_1 + actorHeight - 1;
			boolean buf_1 = (world.getTileX(ax_1,ay_1) != world.getTileX(posX,posY)
								|| world.getTileY(ax_1,ay_1) != world.getTileY(posX,posY));
			boolean buf_2 = (world.getTileX(ax_2,ay_2) != world.getTileX(posX,posY)
								|| world.getTileY(ax_2,ay_2) != world.getTileY(posX,posY));
			boolean buf_3 = (world.getTileX(ax_3,ay_3) != world.getTileX(posX,posY)
								|| world.getTileY(ax_3,ay_3) != world.getTileY(posX,posY));
			boolean buf_4 = (world.getTileX(ax_4,ay_4) != world.getTileX(posX,posY)
								|| world.getTileY(ax_4,ay_4) != world.getTileY(posX,posY));
			if(buf_1 && buf_2 && buf_3 && buf_4)
			{
				across = false;
			//	System.out.println("false");
			}
		}
		int viewX = world.getViewX();
		int viewY = world.getViewY();
		if(posX - viewX > world.getViewWidth() + 30
				|| posY - viewY > world.getViewHeight() + 30
						|| posX < viewX - 30|| posY < viewY - 30)
		{
			isShow = false;
		}
		else 
		{
			isShow = true;
		}
		sprite.cycle();
	}
	
	public void render(Graphics gra)
	{
		if(isShow)
		{
			sprite.draw(gra,posX - world.getViewX()
								,posY - world.getViewY()
									,Graphics.TOP|Graphics.LEFT);
			gra.setColor(0xff0000);
			gra.drawString(remainCyc / PER_S_CYC + "s"
								,posX - world.getViewX() + width / 2
									,posY - world.getViewY() + height / 2
										,Graphics.TOP|Graphics.LEFT);
			gra.setColor(0x000000);
			gra.drawRect(posX - world.getViewX(),posY - world.getViewY()
							,width - 1,height - 1);
		}
	}
	
	public boolean isBlast()
	{
		return blast;
	}
	
	public int getWidth()
	{
		return width;
	}
	
	public int getHeight()
	{
		return height;
	}
	
	public int getX()
	{
		return posX;
	}
	
	public int getY()
	{
		return posY;
	}
	
	public boolean getAcross()
	{
		return across;
	}
}