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c语言游戏中实现动画靠的是1秒钟多于25次的刷新。大一用easyx做过类似的,现在有点忘了,核心思想大概是
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while(判断游戏未结束)//时间没停,未触发游戏终止标志
{
for(int i=0;iobjectNum;i++)
{
//根据时间更新每个砖块的状态
//如果某砖块的flag设为被打到,清除该物品,如果是链表删节点
//未被打到,砖块.y更新
}
//画背景图
for(int i=0;iobjectNum;i++)
{
//画每个砖块
}
//获取用户命令
//一旦有命令,DispatchCommand()
//调用那个函数,检测鼠标位置停留的时候是不是按键了,检测有没有操作砖块
//sleep(100ms),延时造成视觉停留
}
import java.applet.Applet;
import java.awt.Color;
import java.awt.Dimension;
import java.awt.Event;
import java.awt.Font;
import java.awt.FontMetrics;
import java.awt.Frame;
import java.awt.Graphics;
import java.awt.Image;
import java.awt.event.KeyEvent;
import java.awt.event.KeyListener;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
public class ballApplet extends Applet implements Runnable {
Dimension d;
Font bFont = new Font("Helvetica", Font.BOLD, 24);
Font sFont = new Font("Helvetica", Font.BOLD, 14);
FontMetrics fmSmall, fmBig;
Graphics goff;
Image img;
Thread mThread;
boolean ingame = false;
int ballx, bally, batpos;
int batdpos = 0;
int balldx = 0, balldy = 0, dxval;
int iScroe, ballNum;
boolean[] showbrick;
int brickNumOfLine;
final int bWidth = 5;
final int batW = 20;
final int ballsize = 5;
final int batH = 5;
final int scoreH = 25;
final int brickW = 15;
final int brickH = 8;
final int space = 1;
final int backcol = 0x102040;
final int line = 4;
final int startline = 32;
public void init() {
Graphics g;
d=size();
setBackground(new Color(backcol));
brickNumOfLine = (d.width-2*bWidth)/(brickW +space);
d.width = brickNumOfLine*(brickW+space)+(2*bWidth);
g = getGraphics();
g.setFont(sFont);
fmSmall= g.getFontMetrics();
g.setFont(bFont);
fmBig = g.getFontMetrics();
showbrick = new boolean[brickNumOfLine*line];
this.addKeyListener(new BallGameKeyListener());
GameInit();
}
public void GameInit() {
batpos = (d.width - batW) / 2;
ballx = (d.width - ballsize) / 2;
bally = (d.height - ballsize - scoreH - 2 * bWidth);
iScroe = 0;
ballNum = 3;
dxval = 2;
if (Math.random() 0.5)
balldx = dxval;
else
balldx = -dxval;
balldy = -dxval;
batdpos = 0;
InitBricks();
}
public void InitBricks() {
int i;
for (i = 0; i line * brickNumOfLine; i++)
showbrick[i] = true;
}
// public boolean keyDown(Event e, int key) {
// if (ingame) {
// if (key == Event.LEFT)
// batdpos = -4;
// if (key == Event.RIGHT)
// batdpos = 4;
// if (key == Event.ESCAPE)
// ingame = false;
// } else {
// if (key == 's' || key == 'S') {
// ingame = true;
// GameInit();
// }
// }
// return true;
// }
//
// public boolean keyUp(Event e, int key) {
// if (key == Event.LEFT || key == Event.RIGHT)
// batdpos = 0;
// return true;
// }
public void paint(Graphics g) {
if (goff == null d.width 0 d.height 0) {
img = createImage(d.width, d.height);
goff = img.getGraphics();
}
if (goff == null || img == null)
return;
goff.setColor(new Color(backcol));
goff.fillRect(0, 0, d.width, d.height);
if (ingame)
PlayGame();
else
ShowIntroScreen();
g.drawImage(img, 0, 0, this);
}
public void PlayGame() {
MoveBall();
CheckBat();
CheckBricks();
DrawPlayField();
DrawBricks();
ShowScore();
}
public void ShowIntroScreen() {
MoveBall();
CheckBat();
CheckBricks();
BatDummyMove();
DrawPlayField();
DrawBricks();
ShowScore();
goff.setFont(bFont);
goff.setColor(new Color(96, 128, 255));
String s = "弹球游戏";
goff.drawString(s, (d.width - fmBig.stringWidth(s)) / 2, (d.height
- scoreH - bWidth) / 2 - 20);
goff.setFont(sFont);
goff.setColor(new Color(128, 255, 32));
s = "请按下'S'键开始游戏";
goff.drawString(s, (d.width - fmSmall.stringWidth(s)) / 2, (d.height
- scoreH - bWidth) / 2 + 30);
goff.setColor(new Color(255, 160, 64));
s = "使用方向键控制球拍移动";
goff.drawString(s, (d.width - fmSmall.stringWidth(s)) / 2, (d.height
- scoreH - bWidth) / 2 + 50);
}
public void DrawBricks() {
int i, j;
boolean nobricks = true;
int colorDelta = 255 / (line - 1);
for (j = 0; j line; j++) {
for (i = 0; i brickNumOfLine; i++) {
if (showbrick[j * brickNumOfLine + i]) {
nobricks = false;
goff.setColor(new Color(255, j * colorDelta, 255 - j
* colorDelta));
goff.fillRect(bWidth + i * (brickW + space), startline + j
* (brickH + space), brickW, brickH);
}
}
}
if (nobricks) {
InitBricks();
if (ingame)
iScroe += 100;
}
}
public void DrawPlayField() {
goff.setColor(Color.white);
goff.fillRect(0, 0, d.width, bWidth);
goff.fillRect(0, 0, bWidth, d.height);
goff.fillRect(d.width - bWidth, 0, bWidth, d.height);
goff.fillRect(0, d.height - bWidth, d.width, bWidth);
goff.fillRect(batpos, d.height - 2 * bWidth - scoreH, batW, batH);
goff.fillRect(ballx, bally, ballsize, ballsize);
}
public void ShowScore() {
goff.setFont(sFont);
goff.setColor(Color.white);
goff.drawString("得分:" + iScroe, 40, d.height - 10);
String s = "生命:" + ballNum;
goff
.drawString(s, d.width - 40 - fmSmall.stringWidth(s),
d.height - 10);
}
public void MoveBall() {
ballx += balldx;
bally += balldy;
if (bally = bWidth) {
balldy = -balldy;
bally = bWidth;
}
if (bally = (d.height - ballsize - scoreH)) {
if (ingame) {
ballNum--;
if (ballNum = 0)
ingame = false;
}
ballx = batpos + (batW - ballsize) / 2;
bally = startline + line * (brickH + space);
balldy = dxval;
balldx = 0;
}
if (ballx = (d.width - bWidth - ballsize)) {
balldx = -balldx;
ballx = d.width - bWidth - ballsize;
}
if (ballx = bWidth) {
balldx = -balldx;
ballx = bWidth;
}
}
public void BatDummyMove() {
if (ballx (batpos + 2))
batpos -= 3;
else if (ballx (batpos + batW - 3))
batpos += 3;
}
public void CheckBat() {
batpos += batpos;
if (batpos bWidth)
batpos = bWidth;
else if (batpos (d.width - bWidth - batW))
batpos = (d.width - bWidth - batW);
if (bally = (d.height - scoreH - 2 * bWidth - ballsize)
bally (d.height - scoreH - 2 * bWidth)
(ballx + ballsize) = batpos ballx = (batpos + batW)) {
bally = d.height - scoreH - ballsize - bWidth * 2;
balldy = -dxval;
balldx = CheckBatBounce(balldx, ballx - batpos);
}
}
public int CheckBatBounce(int dy, int delta) {
int sign;
int stepsize, i = -ballsize, j = 0;
stepsize = (ballsize + batW) / 8;
if (dy 0)
sign = 1;
else
sign = -1;
while (i batW delta i) {
i += stepsize;
j++;
}
switch (j) {
case 0:
case 1:
return -4;
case 2:
return -3;
case 7:
return 3;
case 3:
case 6:
return sign * 2;
case 4:
case 5:
return sign * 1;
default:
return 4;
}
}
public void CheckBricks() {
int i, j, x, y;
int xspeed = balldx;
if (xspeed 0)
xspeed = -xspeed;
int ydir = balldy;
if (bally (startline - ballsize)
|| bally (startline + line * (space + brickH)))
return;
for (j = 0; j line; j++) {
for (i = 0; i brickNumOfLine; i++) {
if (showbrick[j * brickNumOfLine + i]) {
y = startline + j * (space + brickH);
x = bWidth + i * (space + brickW);
if (bally = (y - ballsize) bally (y + brickH)
ballx = (x - ballsize) ballx (x + brickW)) {
showbrick[j * brickNumOfLine + i] = false;
if (ingame)
iScroe += (line - j);
if (ballx = (x - ballsize)
ballx = (x - ballsize + 3)) {
balldx = -xspeed;
} else if (ballx = (x + brickW - 1)
ballx = (x + brickW - 4)) {
balldx = xspeed;
}
balldy = -ydir;
}
}
}
}
}
public void run() {
long starttime;
Graphics g = getGraphics();
Thread.currentThread().setPriority(Thread.MAX_PRIORITY);
while (true) {
starttime = System.currentTimeMillis();
try {
paint(g);
starttime += 20;
Thread.sleep(Math
.max(0, starttime - System.currentTimeMillis()));
} catch (InterruptedException e) {
break;
}
}
}
public void start() {
if (mThread == null) {
mThread = new Thread(this);
mThread.start();
}
}
public void stop() {
if (mThread != null) {
mThread.stop();
mThread = null;
}
}
public static void main(String[] args) {
Frame frame = new Frame("弹球游戏");
ballApplet app = new ballApplet();
frame.add("Center", app);
frame.setSize(270, 350);
frame.validate();
frame.setVisible(true);
frame.addWindowListener(new WindowControl(app));
app.init();
app.start();
}
class BallGameKeyListener implements KeyListener{
@Override
public void keyPressed(KeyEvent e) {
int key = e.getKeyCode();
// TODO Auto-generated method stub
if (ingame) {
switch(key){
case KeyEvent.VK_ESCAPE:
ingame = false;
break;
case KeyEvent.VK_RIGHT:
batdpos = 4;
break;
case KeyEvent.VK_LEFT:
batdpos = -4;
break;
}
} else {
if (key == KeyEvent.VK_S) {
ingame = true;
GameInit();
}
}
}
@Override
public void keyReleased(KeyEvent e) {
// TODO Auto-generated method stub
int key = e.getKeyCode();
if (key == KeyEvent.VK_LEFT || key == KeyEvent.VK_RIGHT)
batdpos = 0;
}
@Override
public void keyTyped(KeyEvent e) {
// TODO Auto-generated method stub
}
}
}
class WindowControl extends WindowAdapter {
Applet app;
public WindowControl(Applet app) {
this.app = app;
}
public void WindowClosing(WindowEvent e) {
app.stop();
app.destroy();
System.exit(0);
}
}
给你+了个keyListener 然后按你的理念给你加入了按键判定。按S按键可以开始游戏但方向键不能移动应该是你的方法错误了你自己修改去把懒得看了。。太长了 一般画可以移动的物体是直接按坐标来画然后移动的时候+= 好哦这-= 控制坐标 我发现你的错误是你用batdpos这个变量去控制移动。。但你根本没用这个变量去画图。。所以不能移动。。你自己去改把。。
import java.awt.Canvas;
import java.awt.Color;
import java.awt.Graphics;
import java.awt.event.KeyEvent;
import java.awt.event.KeyListener;
import java.util.Timer;
import javax.swing.JFrame;
public class dazhuankuai implements KeyListener
{
private JFrame jframe;
Canvas canvas;
board b;
int x;
int scoret;
int diffscore;
private int canvaswidth = 400;//canvas 的属性
private int canvasheight =600;
dazhuankuai(){
jframe = new JFrame("打砖块");
canvas = new Canvas();
canvas.setSize(canvaswidth, canvasheight);
canvas.addKeyListener(this);
jframe.add(canvas);
jframe.setBounds(320, 100,410, 500);
jframe.addKeyListener(this);
jframe.setVisible(true);
jframe.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
begin();
}
public void begin()
{ b=new board(this);
b.run();
b.ball.vx=5;
b.ball.vy=10;
}
void paint()
{Graphics g = canvas.getGraphics();
g.setColor(Color.white);
g.fillRect(0, 0, 400, 350);
for(int i=0;i20;i++)
for(int j=0;j20;j++)
if(b.matrix[i][j]){
g.setColor(b.brickcolor[i][j]);
g.fillRect(i*20, j*10, 20, 10);
g.setColor(Color.white);
g.drawRect(i*20, j*10, 20, 10);}
g.setColor(Color.RED);
if(b.ball.y=350)
g.fillOval(b.ball.x, b.ball.y, 10, 10);
}
void paintrect()
{Graphics g = canvas.getGraphics();
g.setColor(Color.white);
g.fillRect(0, 350, 400, 10);
g.setColor(Color.black);
g.fillRect(b.leftpoint, 350, 50, 10);
}
void paintscore()
你有点误解了 JAVA用到的英文单词其实不多,你说的接口名、类名等都是可以自己起的只要自己看到这个名字能知道是什么意思就行,没必要非要用英语。 这年头什么东西都不会缺的 去网上随便搜搜就是一堆书,但真的没多大用。 f
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