enemy.java

手机RPG游戏

package com.xiaoyu.rpggame;

import javax.microedition.lcdui.Image;
import javax.microedition.lcdui.Graphics;


public class Enemy {
	int mp, hp;
	int at;
	int def;
	int md;
	// 本轮战斗是否已经结束
	boolean hasAction;

	// 当前动作
	byte curAction[];

	// 当前的播放的动画索引
	byte curAniIndex;

	// 怪物数组索引
	byte inArrayIndex;

	int goSteps;

	// 坐标
	int fx, fy;

	int by;
	// 怪物图片得长，宽
	int enemyWidth, enemyHeight;

	// 动画图片
	Image img = null;

	// 屏幕对象
	GameView m_View;

	public Enemy(GameView view, int x, int y, byte i, byte t) {
		try {
			img = Image.createImage("/enemy" + t + ".png");
		} catch (Exception e) {
			e.printStackTrace();
		}
		enemyWidth = img.getWidth() / 4;
		enemyHeight = img.getHeight() / 4;
		fx = x;
		fy = y;
		by = y;
		inArrayIndex = i;
		goSteps = Const.MOVE_STEPS;
		mp = Const.ENEMY_MP;
		hp = Const.ENEMY_HP;
		at = Const.ENEMY_AT * t;
		def = 4 * t;
		md = 3 * t;
		this.m_View = view;
		curAction = Const.ENEMY_RIGHT_FRAME;

	}

	/**
	 * 绘制怪物动画
	 * 
	 * @param g
	 *            Graphics
	 */
	public void drawAnimation(Graphics g) {
		curAniIndex = ++curAniIndex >= curAction.length ? 0 : curAniIndex;
		// m_View.drawClipImg(x, y, playerWidth, playerHeight,
		// curAction[curAniIndex]%3*playerWidth,
		// curAction[curAniIndex]/3*playerHeight, pest, g);
		m_View.drawClipImg(fx, fy, enemyWidth, enemyHeight,
				curAction[curAniIndex] % 4 * enemyWidth, curAction[curAniIndex]
						/ 4 * enemyHeight, img, g);
		g.setColor(0);
		g.drawRect(fx, fy - 6, enemyWidth, 3);
		g.setColor(0xff0000);
		g.fillRect(fx, fy - 6, enemyWidth * hp / 100, 3);
		g.setColor(0xffffff);
		g.drawRect(fx, fy - 3, enemyWidth, 3);
		g.setColor(0x00ff00);
		g.fillRect(fx, fy - 3, enemyWidth * mp / 100, 3);
	}

	// 攻击后返回
	public boolean BackHome() {
		this.fx -= Const.MOVE_STEP_X;
		if (this.by > Const.HERO_Y) {
			this.fy += Const.MOVE_STEP_Y;
		} else if (this.by < Const.HERO_Y) {
			this.fy -= Const.MOVE_STEP_Y;
		}
		goSteps--;
		if (goSteps <= 0) {
			goSteps = Const.MOVE_STEPS;
			this.curAction = Const.ENEMY_RIGHT_FRAME;
			return true;
		}

		return false;
	}
	

	// 战斗时寻找主角
	public boolean FindHero() {
		this.fx += Const.MOVE_STEP_X;
		if (this.fy < Const.HERO_Y) {
			this.fy += Const.MOVE_STEP_Y;
		} else if (this.fy > Const.HERO_Y) {
			this.fy -= Const.MOVE_STEP_Y;
		}
		goSteps--;
		if (goSteps <= 0) {
			goSteps = Const.MOVE_STEPS;
			this.curAction = Const.ENEMY_LEFT_FRAME;
			return true;
		}
		return false;
	}
}