/**
* 更新游戏画布，成比例调整显示位置（画面变更为指定大小）
*
* @param img
* @param w
* @param h
*/
public void updateFull(Bitmap bit, int w, int h) {
if (!isRunning) {
return;
}
if (bit == null) {
return;
}
canvas = surfaceHolder.lockCanvas(null);
if (canvas != null) {
int nw = bit.getWidth();
int nh = bit.getHeight();
if (nw == w && nh == h) {
synchronized (surfaceHolder) {
canvas.drawBitmap(bit, width / 2 - w / 2, height / 2 - h / 2, null);
if (emulatorButtons != null) {
emulatorButtons.draw(canvas);
}
}
surfaceHolder.unlockCanvasAndPost(canvas);
return;
}
if (LSystem.isOverrunOS21()) {
float scaleWidth = ((float) w) / nw;
float scaleHeight = ((float) h) / nh;
tmp_matrix.reset();
tmp_matrix.postScale(scaleWidth, scaleHeight);
tmp_matrix.postTranslate(width / 2 - w / 2, height / 2 - h / 2);
synchronized (surfaceHolder) {
canvas.drawBitmap(bit, tmp_matrix, null);
if (emulatorButtons != null) {
emulatorButtons.draw(canvas);
}
}
surfaceHolder.unlockCanvasAndPost(canvas);
} else {
int x = width / 2 - w / 2;
int y = height / 2 - h / 2;
Rect srcR = new Rect(0, 0, w, h);
Rect dstR = new Rect(x, y, x + w, y + h);
synchronized (surfaceHolder) {
canvas.drawBitmap(bit, srcR, dstR, null);
if (emulatorButtons != null) {
emulatorButtons.draw(canvas);
}
}
surfaceHolder.unlockCanvasAndPost(canvas);
}
}
}
/**
* 更有游戏画布为指定大小
*
* @param bit
* @param w
* @param h
*/
public void updateResize(Bitmap bit, int w, int h) {
if (!isRunning) {
return;
}
if (bit == null) {
return;
}
canvas = surfaceHolder.lockCanvas(null);
if (canvas != null) {
int nw = bit.getWidth();
int nh = bit.getHeight();
float scaleWidth = ((float) w) / nw;
float scaleHeight = ((float) h) / nh;
tmp_matrix.reset();
tmp_matrix.postScale(scaleWidth, scaleHeight);
tmp_matrix.postTranslate(width / 2 - w / 2, height / 2 - h / 2);
synchronized (surfaceHolder) {
if (resizePaint == null) {
resizePaint = new Paint();
}
resizePaint.setFilterBitmap(true);
canvas.drawBitmap(bit, tmp_matrix, resizePaint);
resizePaint.setFilterBitmap(false);
if (emulatorButtons != null) {
emulatorButtons.draw(canvas);
}
}
surfaceHolder.unlockCanvasAndPost(canvas);
}
}
public boolean onTouchEvent(MotionEvent e) {
if (emulatorButtons != null) {
emulatorButtons.onEmulatorButtonEvent(e);
}
activity.onTouchEvent(e);
try {
Thread.sleep(16);
} catch (Exception ex) {
}
return true;
}
/**
* 设定模拟按钮监听器
*
* @param emulatorListener
*/
public void setEmulatorListener(EmulatorListener emulator) {
this.emulatorListener = emulator;
if (emulatorListener != null) {
if (emulatorButtons == null) {
emulatorButtons = new EmulatorButtons(emulatorListener, width, height);
} else {
emulatorButtons.setEmulatorListener(emulator);
}
} else {
emulatorButtons = null;
}
}
/**
* 更新游戏画布
*
* @param bit
* @param w
* @param h
*/
public void update(Bitmap bit, int w, int h) {
if (!isRunning) {
return;
}
if (bit == null) {
return;
}
canvas = surfaceHolder.lockCanvas(null);
if (canvas != null) {
synchronized (surfaceHolder) {
canvas.drawBitmap(bit, width / 2 - w / 2, height / 2 - h / 2, null);
if (emulatorButtons != null) {
emulatorButtons.draw(canvas);
}
}
surfaceHolder.unlockCanvasAndPost(canvas);
}
}
/**
* 更新游戏画布
*
* @param img
*/
public void update(Bitmap bit) {
try {
if (!isRunning) {
return;
}
if (bit == null) {
return;
}
canvas = surfaceHolder.lockCanvas(null);
if (canvas != null) {
synchronized (surfaceHolder) {
canvas.drawBitmap(bit, 0, 0, null);
if (emulatorButtons != null) {
emulatorButtons.draw(canvas);
}
}
surfaceHolder.unlockCanvasAndPost(canvas);
}
} catch (Exception e) {
}
}