package com.anu;
import java.util.ArrayList;
import java.util.List;
import android.content.Context;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.graphics.Canvas;
import android.graphics.Color;
import android.view.MotionEvent;
import android.view.SurfaceHolder;
import android.view.SurfaceView;
import android.view.SurfaceHolder.Callback;
public class GameView extends SurfaceView {
public static int a,y;
private Bitmap bm ,hud;
private SurfaceHolder holder;
private GameLoopThread gameLoopThread;
private long lastClick;
private Bitmap bmpBlood ;
private static boolean ab=true;
Timex n = new Timex();
private List<Sprite> sprites = new ArrayList<Sprite>();
private List<Sprite> sprites2 = new ArrayList<Sprite>();
private List<Sprite> sprites3 = new ArrayList<Sprite>();
private List<Sprite> sprites4 = new ArrayList<Sprite>();
private List<Sprite> sprites5 = new ArrayList<Sprite>();
private List<Sprite> sprites6 = new ArrayList<Sprite>();
private List<TempSprite> temps = new ArrayList<TempSprite>();
public GameView(Context context) {
super(context);
gameLoopThread = new GameLoopThread(this);
holder = getHolder();
holder.addCallback(new Callback()
{
@Override
public void surfaceDestroyed(SurfaceHolder holder) {
}
@Override
public void surfaceCreated(SurfaceHolder holder) {
int t2 =Timex.a;
createSprites();
cs2();
cs3();
cs4();
/* if(t2>10){
cs2();}
if(t2>20){
cs3();}
if(t2>30){
cs4();}
if(t2>40){
cs5();
}*/
gameLoopThread.setRunning(true);
gameLoopThread.start();
n.start();
}
@Override
public void surfaceChanged(SurfaceHolder holder, int format,
int width, int height) {
}
});
bmpBlood = BitmapFactory.decodeResource(getResources(), R.drawable.blood2);
bm = BitmapFactory.decodeResource(getResources(), R.drawable.sky4);
Bitmap o = Bitmap.createScaledBitmap( bm, 800, 490, false);
bm=o;
}
private void createSprites() {
sprites.add(createSprite(R.drawable.act0));
sprites.add(createSprite(R.drawable.act0));
sprites.add(createSprite(R.drawable.act0));
sprites.add(createSprite(R.drawable.act0));
sprites.add(createSprite(R.drawable.act0));
}
private Sprite createSprite(int resouce) {
Bitmap bmp = BitmapFactory.decodeResource(getResources(), resouce);
return new Sprite(this, bmp);
}
private void cs2() {
sprites2.add(createSprite(R.drawable.act));
sprites2.add(createSprite(R.drawable.act));
sprites2.add(createSprite(R.drawable.act));
sprites2.add(createSprite(R.drawable.act));
sprites2.add(createSprite(R.drawable.act ));
}
private void cs3() {
sprites3.add(createSprite(R.drawable.act1));
sprites3.add(createSprite(R.drawable.act1));
sprites3.add(createSprite(R.drawable.act1));
sprites3.add(createSprite(R.drawable.act1));
sprites3.add(createSprite(R.drawable.act1));
}
private void cs4() {
sprites4.add(createSprite(R.drawable.act2));
sprites4.add(createSprite(R.drawable.act2));
sprites4.add(createSprite(R.drawable.act2));
sprites4.add(createSprite(R.drawable.act2));
sprites4.add(createSprite(R.drawable.act2));
}
private void cs5() {
sprites5.add(createSprite(R.drawable.act3));
sprites5.add(createSprite(R.drawable.act3));
sprites5.add(createSprite(R.drawable.act3));
sprites5.add(createSprite(R.drawable.act3));
sprites5.add(createSprite(R.drawable.act3));
}
private void cs6() {
sprites6.add(createSprite(R.drawable.act4));
sprites6.add(createSprite(R.drawable.act4));
sprites6.add(createSprite(R.drawable.act4));
sprites6.add(createSprite(R.drawable.act4));
sprites6.add(createSprite(R.drawable.act4));
}
@Override
protected void onDraw(Canvas canvas) {
canvas.drawColor(Color.rgb(21, 181, 195));
canvas.drawBitmap(bm, 0, 0, null);
for (int i = temps.size() - 1; i >= 0; i--) {
temps.get(i).onDraw(canvas);
}
int tt = Timex.a;
if(tt>0){
for (Sprite wave2 : sprites) {
wave2.onDraw(canvas);
}
if(tt>10){
for (Sprite wave2 : sprites2) {
wave2.onDraw(canvas);
}
if(tt>20){
for (Sprite wave2 : sprites3) {
wave2.onDraw(canvas);
}
}
if(tt>30){
for (Sprite wave2 : sprites4) {
wave2.onDraw(canvas);
}
if(tt>40){
for (Sprite wave2 : sprites5) {
wave2.onDraw(canvas);
}
}
}
}
canvas.drawBitmap(hud, 0, 0, null);
}
}
@Override
public boolean onTouchEvent(MotionEvent event) {
int kt=Timex.a;
if (System.currentTimeMillis() - lastClick > 500) {
lastClick = System.currentTimeMillis();
synchronized (getHolder()) {
float x = event.getX();
float y =event.getY();
if(kt>0){
for (int i = sprites.size() - 1; i >= 0; i--) {
Sprite sprite = sprites.get(i);
if (sprite.isCollition(x, y)) {
sprites.remove(sprite);
temps.add(new TempSprite(temps, this, x, y, bmpBlood));
break;
}
}}
if(kt>10){
for (int i = sprites2.size() - 1; i >= 0; i--) {
Sprite sprite = sprites2.get(i);
if (sprite.isCollition(x, y)) {
sprites2.remove(sprite);
temps.add(new TempSprite(temps, this, x, y, bmpBlood));
break;
}}
}
if(kt>20){
for (int i = sprites3.size() - 1; i >= 0; i--) {
Sprite sprite = sprites3.get(i);
if (sprite.isCollition(x, y)) {
sprites3.remove(sprite);
temps.add(new TempSprite(temps, this, x, y, bmpBlood));
break;
}
}}
if(kt>30)
for (int i = sprites4.size() - 1; i >= 0; i--) {
Sprite sprite = sprites4.get(i);
if (sprite.isCollition(x, y)) {
sprites4.remove(sprite);
temps.add(new TempSprite(temps, this, x, y, bmpBlood));
break;
}
}
if(kt>40)
for (int i = sprites5.size() - 1; i >= 0; i--) {
Sprite sprite = sprites5.get(i);
if (sprite.isCollition(x, y)) {
sprites5.remove(sprite);
temps.add(new TempSprite(temps, this, x, y, bmpBlood));
break;
}
}
if(kt>50)
for (int i = sprites6.size() - 1; i >= 0; i--) {
Sprite sprite = sprites6.get(i);
if (sprite.isCollition(x, y)) {
sprites6.remove(sprite);
temps.add(new TempSprite(temps, this, x, y, bmpBlood));
break;
}
}
}
}
return true;
}
}
这是我的游戏代码。我在列表中获得多个精灵，并使用它们在画布中显示，On draw它们的游戏运行良好，直到cs4();在我的代码中运行..当我打电话时，cs5();我收到错误说位图 vm 预算内存不足。我想当我在玩游戏时破坏精灵时，我可以减少预算，但我总是遇到同样的错误。我想cs2();,cs3(),cs4(),cs5() 在不超过虚拟机预算的情况下一次又一次地在我的游戏中使用。如何通过清除内存中清除的前一个位图并从该方法创建新图像并再次使用它们来运行它。想使用相同大小的相同图像并在画布中一次又一次地显示谢谢大家！
更新 我的精灵类
package com.anu;
import java.util.Random;
import android.graphics.Bitmap;
import android.graphics.Canvas;
import android.graphics.Rect;
public class Sprite {
// direction = 0 up, 1 left, 2 down, 3 right,
// animation = 3 back, 1 left, 0 front, 2 right
int[] DIRECTION_TO_ANIMATION_MAP = { 3, 1, 0, 2 };
private static final int BMP_ROWS = 4;
private static final int BMP_COLUMNS = 3;
// private static final int MAX_SPEED = 9;
private GameView gameView;
private Bitmap bmp;
private int x = 0;
private int y = 0;
private int xSpeed =15;
private int ySpeed=15;
private int currentFrame = 0;
private int width;
private int height;
public Sprite(GameView gameView, Bitmap bmp) {
this.width = bmp.getWidth() / BMP_COLUMNS;
this.height = bmp.getHeight() / BMP_ROWS;
this.gameView = gameView;
this.bmp = bmp;
Random rnd = new Random();
x = rnd.nextInt(gameView.getWidth() - width);
y = rnd.nextInt(gameView.getHeight() - height);
// xSpeed = rnd.nextInt(MAX_SPEED * 2) - MAX_SPEED;
// ySpeed = rnd.nextInt(MAX_SPEED * 2) - MAX_SPEED;
}
private void update() {
if (x >= gameView.getWidth() - width - xSpeed || x + xSpeed <= 0) {
xSpeed = -xSpeed;
}
x = x + xSpeed;
if (y >= gameView.getHeight() - height - ySpeed || y + ySpeed <= 0) {
ySpeed = -ySpeed;
}
y = y + ySpeed;
currentFrame = ++currentFrame % BMP_COLUMNS;
}
public void onDraw(Canvas canvas) {
update();
int srcX = currentFrame * width;
int srcY = getAnimationRow() * height;
Rect src = new Rect(srcX, srcY, srcX + width, srcY + height);
Rect dst = new Rect(x, y, x + width, y + height);
canvas.drawBitmap(bmp, src, dst, null);
}
private int getAnimationRow() {
double dirDouble = (Math.atan2(xSpeed, ySpeed) / (Math.PI / 2) + 2);
int direction = (int) Math.round(dirDouble) % BMP_ROWS;
return DIRECTION_TO_ANIMATION_MAP[direction];
}
public boolean isCollition(float x2, float y2) {
return x2 > x && x2 < x + width && y2 > y && y2 < y + height;
}
}