public void setNextPosition() {
if (mMovableMaskQueue.size() == 0) return;
Iterator<MovableMask> it = mMovableMaskQueue.iterator();
while (it.hasNext()) {
MovableMask mask = it.next();
int x = mask.getCenterX();
int y = mask.getCenterY();
int step = mask.getStep();
int direction = mask.getDirection();
switch (direction) {
case Utils.NORTH:
Utils.log(TAG, "moving north");
mask.setCenter(x, y - step);
break;
case Utils.SOUTH:
Utils.log(TAG, "moving south");
mask.setCenter(x, y + step);
break;
case Utils.WEST:
Utils.log(TAG, "moving west");
mask.setCenter(x - step, y);
break;
case Utils.EAST:
Utils.log(TAG, "moving east");
mask.setCenter(x + step, y);
break;
default:
break;
}
// Utils.log(TAG, "get next position,x:" + x + ",y" + y);
}
}
public void renderScreen() {
if (mMovableMaskQueue.size() == 0) {
if (mMaskType == MOVABLE_MASK) {
mScreenView.removeAllViews();
}
return;
}
mScreenView.removeAllViews();
Iterator<MovableMask> it = mMovableMaskQueue.iterator();
while (it.hasNext()) {
MovableMask mask = it.next();
Rect rect = mask.getRect();
mScreenView.addView(mask);
mask.layout(rect.left, rect.top, rect.right, rect.bottom);
}
}
public boolean addMovableMask(MovableMask mask) {
if (mask == null) {
Utils.log(TAG, "mask is null,return");
return false;
}
if (mMovableMaskQueue.size() == MAX_MOVABLE_MASKS) {
mMovableMaskQueue.remove();
}
Utils.log(TAG, "add a movable mask");
mMovableMaskQueue.add(mask);
mScreenView.addView(mask);
// TODO
Message msg = new Message();
msg.what = MSG_KILL_MASK;
msg.obj = mask;
mHandler.sendMessageDelayed(msg, mask.getLife());
Rect rect = mask.getRect();
mask.layout(rect.left, rect.top, rect.right, rect.bottom);
return true;
}