我正在制作一个简单的游戏，就像《飞扬的小鸟》，我想将AdMob集成到我用来绘制位图的类中。我设法将AdMob集成到其他活动中，但是相同的方法在这里行不通。我找不到其他资源可以帮助我。一些帮助，将不胜感激。谢谢。
public class Fish extends View{
private SharedPreferences sharedPreferences;
Dialog myDialog;
private AdView mAdView;
private Bitmap fish[] = new Bitmap[2];
private int fishX = 10;
private int fishY;
private int fishSpeed;
private int canvasWidth, canvasHeight;
private int yellowX, yellowY, yellowSpeed = 16;
private Paint yellowPaint = new Paint();
private int greenX, greenY, greenSpeed = 16;
private Paint greenPaint = new Paint();
//was 25
private int redX, redY, redSpeed = 25;
private Paint redPaint = new Paint();
private int score, lifeCountOfLife;
private boolean touch = false;
private Bitmap backgroundImage;
private Paint scorePaint = new Paint();
private Bitmap life[] = new Bitmap[2];
private SoundPlayer sound;
Rect backgroundRect = new Rect(0, 0, canvasWidth, canvasHeight);
//updates the bg
public Fish(Context context) {
super(context);
fish[0] = BitmapFactory.decodeResource(getResources(), R.drawable.fishyvector);
fish[1] = BitmapFactory.decodeResource(getResources(), R.drawable.fishyvector);
myDialog = new Dialog(getContext());
backgroundImage = BitmapFactory.decodeResource(getResources(), R.drawable.mn
);
sound = new SoundPlayer(getContext());
//creates the ball/food color
yellowPaint.setColor(Color.YELLOW);
yellowPaint.setAntiAlias(false);
greenPaint.setColor(Color.BLUE);
greenPaint.setAntiAlias(false);
redPaint.setColor(Color.RED);
redPaint.setAntiAlias(false);
// updates score
scorePaint.setColor(Color.WHITE);
scorePaint.setTextSize(70);
scorePaint.setTypeface(Typeface.DEFAULT_BOLD);
scorePaint.setAntiAlias(true);
//displays the heart and life
life[0] = BitmapFactory.decodeResource(getResources(), R.drawable.hearts);
life[1] = BitmapFactory.decodeResource(getResources(), R.drawable.heart_grey);
fishY = 550;
score = 0;
lifeCountOfLife = 3;
}
@Override
protected void onDraw(Canvas canvas) {
super.onDraw(canvas);
//getWidth/getHeight canvas.
canvasWidth = getWidth();
canvasHeight = getHeight();
DisplayMetrics metrics = getContext().getResources().getDisplayMetrics();
int w = metrics.widthPixels;
int h = metrics.heightPixels;
//displays it to the main activity
canvas.drawBitmap(backgroundImage, null, new RectF(0, 0, canvasWidth, canvasHeight), null);
int minFish = fish[0].getHeight();
int maxFishY = canvasHeight - fish[0].getHeight() * 3;
fishY = fishY + fishSpeed;
if (fishY < minFish) {
fishY = minFish;
}
if (fishY > maxFishY) {
fishY = maxFishY;
}
fishSpeed = fishSpeed + 2;
if (touch) {
canvas.drawBitmap(fish[1], fishX, fishY, null);
touch = false;
} else {
canvas.drawBitmap(fish[0], fishX, fishY, null);
}
yellowX = yellowX - yellowSpeed;
//updates the score if the ball is collected
if (hitBallChecker(yellowX, yellowY)) {
score = score + 1;
yellowX = -100;
}
if (yellowX < 0) {
yellowX = canvasWidth + 21;
yellowY = (int) Math.floor(Math.random() * (maxFishY - minFish)) + minFish;
}
//increases size of ball
canvas.drawCircle(yellowX, yellowY, 25, yellowPaint);
//Green ball
greenX = greenX - greenSpeed;
if (hitBallChecker(greenX, greenY)) {
score = score + 1;
greenX = -100;
}
if (greenX < 0) {
greenX = canvasWidth + 21;
greenY = (int) Math.floor(Math.random() * (maxFishY - minFish)) + minFish;
}
updateDifficulty();
//increases size of ball
canvas.drawCircle(greenX, greenY, 25, greenPaint);
//red ball
//if the ball gets hit
redX = redX - redSpeed;
if (hitBallChecker(redX, redY)) {
vibratePhone();
redX = -100;
lifeCountOfLife--;
if (lifeCountOfLife == 0) {
SharedPreferences preferences = getContext().getSharedPreferences("PREFS", 0);
SharedPreferences.Editor editor = preferences.edit();
editor.putInt("lastScore", score);
editor.apply();
Intent gameOverIntent = new Intent(getContext(), GameOverActivity.class);
gameOverIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_CLEAR_TASK);
gameOverIntent.putExtra("score", score);
getContext().startActivity(gameOverIntent);
}
}
//increases size of ball
if (redX < 0) {
redX = canvasWidth + 21;
redY = (int) Math.floor(Math.random() * (maxFishY - minFish)) + minFish;
}
canvas.drawCircle(redX, redY, 30, redPaint);
canvas.drawText("Score: " + score, 20, 60, scorePaint);
for (int i = 0; i < 3; i++) {
int x = (int) (580 + life[0].getWidth() * 1.5 * i);
int y = 30;
if (i < lifeCountOfLife) {
canvas.drawBitmap(life[0], x, y, null);
} else {
canvas.drawBitmap(life[1], x, y, scorePaint);
}
}
}
public boolean hitBallChecker(int x, int y) {
if (fishX < x && x < (fishX + fish[0].getWidth()) && fishY < y && y < (fishY + fish[0].getHeight())) {
return true;
}
return false;
}
//updates fish speed
@Override
public boolean onTouchEvent(MotionEvent event) {
if (event.getAction() == MotionEvent.ACTION_DOWN) {
touch = true;
fishSpeed = -24;
sound.playFlapping();
}
return true;
}
public void updateDifficulty() {
if (score >= 100 && score < 200) {
redSpeed = 30;
greenSpeed = 20;
yellowSpeed = 15;
}
if (score >= 200 && score < 300) {
redSpeed = 40;
greenSpeed = 30;
yellowSpeed = 25;
}
if (score >= 300 && score < 400) {
redSpeed = 50;
greenSpeed = 40;
yellowSpeed = 35;
}
if (score >= 400 && score < 500) {
redSpeed = 65;
greenSpeed = 45;
yellowSpeed = 40;
}
if (score >= 500 && score < 600) {
redSpeed = 80;
greenSpeed = 55;
yellowSpeed = 50;
}
if (score >= 700) {
redSpeed = 90;
greenSpeed = 60;
yellowSpeed = 55;
}
}
public void ShowPopup() {
TextView txtclose;
Button btnFollow;
myDialog.setContentView(R.layout.custompopup);
myDialog.getWindow().setBackgroundDrawable(new ColorDrawable(Color.TRANSPARENT));
myDialog.show();
}
public void vibratePhone() {
Vibrator v = (Vibrator) getContext().getSystemService(Context.VIBRATOR_SERVICE);
// Vibrate for 1 seconds
v.vibrate(500);
}
}