@Override
public void onTouchEvent(MotionEvent event) {
if (touchEnabled) {
float x = event.getX();
float y = event.getY();
SurfaceHolder holder = getSurfaceHolder();
// Bitmap pic=BitmapFactory.decodeResource(getResources(),R.drawable.ic_launcher);
Canvas canvas = null;
try {
canvas = holder.lockCanvas();
if (canvas != null) {
// canvas.drawColor(Color.BLACK);
// canvas.drawBitmap(pic, 0,0, null);
circles.clear();
circles.add(new MyPoint(String.valueOf(circles.size() + 1), (int) x, (int) y));
drawCircles(canvas, circles);
}
} finally {
if (canvas != null) holder.unlockCanvasAndPost(canvas);
}
super.onTouchEvent(event);
}
}
@Override
public void onTouchEvent(MotionEvent event) {
super.onTouchEvent(event);
painting.doTouchEvent(event);
}
public void executeMessage(Message message) {
switch (message.what) {
case DO_ATTACH:
{
try {
mConnection.attachEngine(this);
} catch (RemoteException e) {
Log.w(TAG, "Wallpaper host disappeared", e);
return;
}
Engine engine = onCreateEngine();
mEngine = engine;
mActiveEngines.add(engine);
engine.attach(this);
return;
}
case DO_DETACH:
{
mActiveEngines.remove(mEngine);
mEngine.detach();
return;
}
case DO_SET_DESIRED_SIZE:
{
mEngine.doDesiredSizeChanged(message.arg1, message.arg2);
return;
}
case MSG_UPDATE_SURFACE:
mEngine.updateSurface(true, false, false);
break;
case MSG_VISIBILITY_CHANGED:
if (DEBUG) Log.v(TAG, "Visibility change in " + mEngine + ": " + message.arg1);
mEngine.doVisibilityChanged(message.arg1 != 0);
break;
case MSG_WALLPAPER_OFFSETS:
{
mEngine.doOffsetsChanged(true);
}
break;
case MSG_WALLPAPER_COMMAND:
{
WallpaperCommand cmd = (WallpaperCommand) message.obj;
mEngine.doCommand(cmd);
}
break;
case MSG_WINDOW_RESIZED:
{
final boolean reportDraw = message.arg1 != 0;
mEngine.updateSurface(true, false, reportDraw);
mEngine.doOffsetsChanged(true);
}
break;
case MSG_WINDOW_MOVED:
{
// Do nothing. What does it mean for a Wallpaper to move?
}
break;
case MSG_TOUCH_EVENT:
{
boolean skip = false;
MotionEvent ev = (MotionEvent) message.obj;
if (ev.getAction() == MotionEvent.ACTION_MOVE) {
synchronized (mEngine.mLock) {
if (mEngine.mPendingMove == ev) {
mEngine.mPendingMove = null;
} else {
// this is not the motion event we are looking for....
skip = true;
}
}
}
if (!skip) {
if (DEBUG) Log.v(TAG, "Delivering touch event: " + ev);
mEngine.onTouchEvent(ev);
}
ev.recycle();
}
break;
default:
Log.w(TAG, "Unknown message type " + message.what);
}
}
