📄 game.java
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import java.io.IOException;
import java.util.Random;
import javax.microedition.lcdui.Font;
import javax.microedition.lcdui.Graphics;
import javax.microedition.lcdui.Image;
import javax.microedition.lcdui.game.GameCanvas;
import javax.microedition.lcdui.game.LayerManager;
import javax.microedition.lcdui.game.Sprite;
import javax.microedition.lcdui.game.TiledLayer;
/**
*
*
* 本类处理游戏逻辑绘制等工作，是完成游戏进程的主要类
*
* @author lin
*
*/
public class Game extends GameCanvas implements Runnable {
private static TiledLayer magicbalk, magicroad, bossbalk, bossroad,
princeXanaduRoad, princeXanaduBalk, plainRoad, plainBalk;// 障碍物和可通行物；定义成静态是因为一次只有一个游戏对象在运行，不允许两个以上的共存；所以变量就可以认为成是静态的；这个认识是错误的，因为在读档时又新建了对象，它的状态不应该是和上一个一样的如果读不同的挡，
private Graphics g;// 脱机屏幕画笔；
private MainMidlet mid;// 主程序的一个引用；
private LayerManager l, lboss, lprince, lplain;// 图层管理器；l大地图的，lboss为boss地图；
public Hero lin; // 主角；
private ListBox lbselect[] = new ListBox[10];// 对话中的选择框；
private ListBox lbSystem = new ListBox();// 游戏进行状态时弹出的系统对话框；
private ListBox lbSystemout = new ListBox();// 系统退出的菜单；
private int k = 0;// 控制游戏开始场景的对话；
private boolean pagedown = true;// 游戏中对话翻页；
private boolean selected = false;// 游戏中对话是否进入选择阶段；
private boolean music = true;
private int viewX, viewY;// 当前视窗移动的像素；
public int GAMESTATE = 1;// 初始为游戏开始的状态；
private int count;// 步数控制主角帧转换；
public static int SCREENWIDTH; // 屏幕宽度
public static int SCREENHEIGHT;// 屏幕高度；
private boolean brun = true; // 控制游戏运行；
private long ts1, ts2;// 控制游戏中按键延迟；
private int i = 0;// 控制碰撞的图层；
protected Game(MainMidlet mid) {
super(true);
this.mid = mid;
g = getGraphics();
SCREENWIDTH = getWidth();
SCREENHEIGHT = getHeight();
try {
lin = new Hero();
lin.defineCollisionRectangle(4, 22, 8, 8);// 定义碰撞区域为脚步；
l = new LayerManager();
lboss = new LayerManager();
lprince = new LayerManager();
lplain = new LayerManager();
try {
magicbalk = new TiledLayer(32, 32, Image.createImage("/h.png"),
16, 16);
magicroad = new TiledLayer(32, 32, Image.createImage("/h.png"),
16, 16);
bossbalk = new TiledLayer(10, 10, Image
.createImage("/map0.png"), 24, 24);
bossroad = new TiledLayer(10, 10, Image
.createImage("/map0.png"), 24, 24);
princeXanaduRoad = new TiledLayer(20, 20, Image
.createImage("/prince.png"), 16, 16);
princeXanaduBalk = new TiledLayer(20, 20, Image
.createImage("/prince.png"), 16, 16);
plainRoad = new TiledLayer(30, 20, Image
.createImage("/fenghuoxiagu.png"), 24, 16);
plainBalk = new TiledLayer(30, 20, Image
.createImage("/fenghuoxiagu.png"), 24, 16);
;
} catch (IOException e) {
e.printStackTrace();
}
drawMap(Const.MagicMaproad, Const.MagicMapbalk, magicroad,
magicbalk);
drawMap(Const.plainRoad, Const.plainBalk, plainRoad, plainBalk);
for (int i = 0; i < lbselect.length; i++) {
lbselect[i] = new ListBox();
lbselect[i].setLineSpace(10);
lbselect[i].setBackground(false);
lbselect[i].setFontSize(Font.SIZE_LARGE);
lbselect[i].setBarColor(0xff5678, true);
lbselect[i].setBackground(true);
}
lbselect[0].addItem("一:永生");
lbselect[0].setBorder(true);
lbselect[0].addItem("二:我太累了,让我解脱吧");
lbselect[1].addItem("一:失去眼睛……");
lbselect[1].addItem("二:直觉告诉我这个……");
lbselect[1].addItem("三:选这个的话就有些 ……");
lbselect[1].setBorder(true);
lbSystem.addItem("保存进度");// 扩展列表框的应用；
lbSystem.addItem("读取进度");//
lbSystem.addItem("系统选项");
lbSystem.addItem("主角菜单");
lbSystem.addItem("任务提示");
lbSystem.setLineSpace(20);
lbSystem.setBackground(false);
lbSystem.setFontSize(Font.SIZE_LARGE);
lbSystem.setBarColor(0xff5678, true);
lbSystem.setBackground(true);
lbSystemout.addItem("音乐开");
lbSystemout.addItem("音乐关");
lbSystemout.addItem("返回初始界面");
lbSystemout.setLineSpace(20);
lbSystemout.setBackground(false);
lbSystemout.setFontSize(Font.SIZE_LARGE);
lbSystemout.setBarColor(0xff5678, true);
lbSystemout.setBackground(true);
npcSchoolMaster = new Npc(loadImage("/character/charger.png"), 0,
position);
npcSchoolMaster.npcName = "希尔法学院院长";
this.npcFeng = new Npc(loadImage("/character/feng.png"), 0,
position1);
npcFeng.npcName = "雪华*枫";
int npcPrincePosition[] = { 8 * 16, 3 * 16 };
npcPrince = new Npc(loadImage("/character/prince.png"), 2,
npcPrincePosition, 2000, 150, 50, 2);
npcPrince.npcName = "谢尔德王子 ";
npcPrince.exp = 2000;
npcPrince.station = 30;
npcPrince.gold = 2000;
npcPrincePosition[0] = 4 * 24;
npcPrincePosition[1] = 8 * 16;
npcEnemyGuard = new Npc(loadImage("/character/weibin.png"), 2,
npcPrincePosition, 2000, 35, 20, 0);// 怪物卫兵；
npcEnemyGuard.npcName = "王国卫兵";
npcEnemyGuard.exp = 200;
npcEnemyGuard.station = 8;
npcEnemyGuard.gold = 300;
int w[] = { 16 * 24, 3 * 16 };
npcWendini = new Npc(loadImage("/character/souren.png"), 2, w,
5000, 100, 30, 1);
npcWendini.npcName = "兽人";
npcWendini.station = 15;
npcWendini.exp = 500;
npcWendini.gold = 1000;
w = null;
int b[] = { 0, 3 * 16 };
int a[] = { 19 * 24, 17 * 16 };
this.npcBox = new Npc(loadImage("/item/baoxiang.png"), 1, b);
this.npcBox2 = new Npc(loadImage("/item/baoxiang.png"), 1, a);
npcBox.station = 15;
npcBox2.station = 25;
a = null;
b = null;
imSchoolMaster = loadImage("/character/charger.png");
imPrince = loadImage("/character/prince.png");
chara = Image.createImage("/zhuangtaiww.png");
ind = Image.createImage("/fangxiang1.png");
charaBuff = Image.createImage(chara.getWidth(), chara.getHeight());
charBuffg = charaBuff.getGraphics();
// 物品栏
for (int i = 0; i < cmdr.length; i++) {
for (int j = 0; j < cmdr[i].length; j++)
cmdr[i][j] = -1;// 所有的物品栏均无物品；
}
} catch (IOException e) {
e.printStackTrace();
}
}
int position1[] = { 4 * 16, 4 * 16 };
int position[] = { 15 * 16, 1 * 16 };
void start() {
if (GAMESTATE == Const.GAME_START) // 游戏状态切换；
GAMESTATE = Const.GAME_DIALOG;
new Thread(this).start(); //
}
void setView(LayerManager l, int i) {
lin.setPosition(lin.hx, lin.hy);
// 设置主角坐标，以及初始是窗；
viewX = lin.hx - SCREENWIDTH / 2;
viewY = lin.hy - SCREENHEIGHT / 2;
if (viewX <= 0)
viewX = 0;
if (viewY <= 0)
viewY = 0;
if (viewX + SCREENWIDTH > l.getLayerAt(i).getWidth())
viewX = l.getLayerAt(i).getWidth() - SCREENWIDTH;
if (viewY + SCREENHEIGHT > l.getLayerAt(i).getHeight())
viewY = l.getLayerAt(i).getHeight() - SCREENHEIGHT;
l.setViewWindow(viewX, viewY, SCREENWIDTH, SCREENHEIGHT);
}
public void run() {
try {
while (brun) {
long time = System.currentTimeMillis();
input();
logic();
render();
try {
if ((System.currentTimeMillis() - time) < 40)
Thread.sleep(40);
if (GAMESTATE != Const.GAME_RUNNING)
Thread.sleep(100);
} catch (InterruptedException e) {
e.printStackTrace();
}
}
} catch (Exception e) {
e.printStackTrace();
}
}
/**
* 逻辑处理，包括状态的转换；
*/
void logic()
{
if (GAMESTATE != Const.GAME_FIGHT) {
if (!fightInput)
if (music)
mid.s.playSound();
else
mid.s.stopSound();
}
if (GAMESTATE == Const.GAME_DIALOG) {// 根据主角坐标决定对话选择 ；
dialogSelect();
}
if (GAMESTATE == Const.GAME_RUNNING) {
mid.sfight.stopSound();
switch (lin.zmap) {// 根据主角所在大地图来加载不同的图层管理器；
case 0:
// 可通行区 ，不可通行区 ，精灵；
if ((lin.firstLoad || lin.load) && lin.task[0] != 1) {
l.append(npcSchoolMaster);
l.append(lin);
l.append(magicbalk);
l.append(magicroad);
this.setView(l, 2);
npcSchoolMaster.setPosition(npcSchoolMaster.position[0],
npcSchoolMaster.position[1]);
lin.firstLoad = false;
lin.load = false;
i = 2;
}
if ((lin.secondLoad || lin.load) && lin.task[0] == 1) {
if (!lin.load && l.getSize() > 0) {
for (int i = 0; i < l.getSize(); i++)
l.remove(l.getLayerAt(i));
}
l.append(npcSchoolMaster);
l.append(npcFeng);
l.append(lin);
l.append(magicbalk);
l.append(magicroad);
this.setView(l, 3);
npcSchoolMaster.setPosition(npcSchoolMaster.position[0],
npcSchoolMaster.position[1]);
this.npcFeng.setPosition(position1[0], position1[1]);
i = 3;
lin.secondLoad = false;
lin.load = false;
}
gameRunning(l, i);
break;
case 1:
if (lin.firstLoad) {
lboss.append(lin);
lboss.append(bossbalk);
lboss.append(bossroad);
this.setView(lboss, 1);
lin.firstLoad = false;
}
gameRunning(lboss, 1);
break;
case 2:
if ((lin.firstLoad && lin.task[0] == 0) || lin.load) {
drawMap(Const.princeXanaduRoad, Const.princeXanaduBalk,
princeXanaduRoad, princeXanaduBalk);
lin.load = false;
if (lprince.getSize() > 0) {
for (int i = 0; i < lprince.getSize(); i++)
lprince.remove(lprince.getLayerAt(i));
}
lprince.append(lin);
lprince.append(this.npcPrince);
lprince.append(princeXanaduBalk);
lprince.append(princeXanaduRoad);
npcPrince.setPosition(this.npcPrince.position[0],
this.npcPrince.position[1]);
this.setView(lprince, 2);
lin.firstLoad = false;//
}
gameRunning(lprince, 2);
break;
case 3:
if ((lin.firstLoad || lin.load) && lin.task[2] == 0)
{
if (lplain.getSize() > 0) {
for (int i = 0; i < lplain.getSize(); i++)
lplain.remove(lplain.getLayerAt(i));
}
lplain.append(lin);
lplain.append(this.npcEnemyGuard);
lplain.append(this.npcWendini);
lplain.append(this.npcBox);
lplain.append(this.npcBox2);
lplain.append(plainBalk);
lplain.append(plainRoad);
this.npcWendini.cHp = this.npcWendini.maxHp;
this.npcEnemyGuard.cHp = this.npcEnemyGuard.maxHp;
this.npcEnemyGuard.setVisible(true);
this.npcWendini.setVisible(true);
this.npcBox.setVisible(true);
this.npcBox2.setVisible(true);
lin.firstLoad = false;
lin.load = false;
this.npcEnemyGuard.setPosition(
this.npcEnemyGuard.position[0],
this.npcEnemyGuard.position[1]);
this.npcBox.setPosition(npcBox.position[0],
npcBox.position[1]);
this.npcBox2.setPosition(npcBox2.position[0],
npcBox2.position[1]);
this.npcWendini.setPosition(this.npcWendini.position[0],
this.npcWendini.position[1]);
this.setView(lplain, 5);
}
gameRunning(lplain, 5);
break;
}
}
if (GAMESTATE == Const.GAME_SYSTEM) {
drawSystem();
}
if (GAMESTATE == Const.GAME_SAVE) {
drawSave();
}
if (GAMESTATE == Const.GAME_LOAD) {
drawLoad();
}
if (GAMESTATE == Const.GAME_SYSTEM_TOOLS) {
drawSystemout();
}
if (GAMESTATE == Const.GAME_CHARCTERSTATUE) {
drawCharcter();
}
if (GAMESTATE == Const.GAME_TASK) {
drawTask();
}
if (GAMESTATE == Const.GAME_DIALOGTASK) {
drawDialogTask();
}
if (GAMESTATE == Const.GAME_FIGHT) {
mid.s.stopSound();
if (music)
mid.sfight.playSound();
else
mid.sfight.stopSound();
drawFight();
}
if (GAMESTATE == Const.GAME_SELLORBUY) {
this.drawSellOrBuy();
}
}
/**************************************************************************
* 游戏界面的按键处理 包括：游戏运行时按键处理； 游戏对话时的按键处理； 等等不同的游戏进行状态下，分别进行控制变量下的按键处理；
**************************************************************************/
void input() {
lin.hdx = 0;
lin.hdy = 0;
int key = this.getKeyStates();
if (key != 0) {
bSell = false;
switch (GAMESTATE) {
case Const.GAME_RUNNING:
runInput(key);
break;
case Const.GAME_SYSTEM:
systemInput(key);
break;
case Const.GAME_DIALOG:
dialogInput(key);
break;
case Const.GAME_SAVE:
saveInput(key);
break;
case Const.GAME_LOAD:
loadInput(key);
break;
case Const.GAME_SYSTEM_TOOLS:
SystemoutInput(key);
break;
case Const.GAME_CHARCTERSTATUE:
charcterInput(key);
break;
case Const.GAME_TASK:
taskInput(key);
break;
case Const.GAME_DIALOGTASK:
dialogTaskInput(key);
break;
case Const.GAME_FIGHT:
fightInput(key);
break;
case Const.GAME_SELLORBUY:
this.SellOrBuyInput(key);
break;
}
}
}
void render() {
g.setClip(0, 0, SCREENWIDTH, SCREENHEIGHT);// 处理剪裁区域；
flushGraphics();
}
/**
* @param key
* 游戏响应的按键；
*/
void runInput(int key) {
switch (key) {
case DOWN_PRESSED:
lin.setFrame(lin.framedown[(count++ % 3)]);
if (count >= 3)
count = 0;
lin.hdy = 5;
break;
case UP_PRESSED:
lin.setFrame(lin.frameup[(count++ % 3)]);
if (count >= 3)
count = 0;
lin.hdy = -5;
break;
case LEFT_PRESSED:
lin.setFrame(lin.frameleft[(count++ % 3)]);
if (count >= 3)
count = 0;
lin.hdx = -5;
break;
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