protected boolean dispatchTouchEvent(MotionEvent event) {
int x = (int) event.getX();
int y = (int) event.getY();
int action = event.getAction();
if (mMotionTarget != null) {
if (action == MotionEvent.ACTION_DOWN) {
MotionEvent cancel = MotionEvent.obtain(event);
cancel.setAction(MotionEvent.ACTION_CANCEL);
dispatchTouchEvent(cancel, x, y, mMotionTarget, false);
mMotionTarget = null;
} else {
dispatchTouchEvent(event, x, y, mMotionTarget, false);
if (action == MotionEvent.ACTION_CANCEL || action == MotionEvent.ACTION_UP) {
mMotionTarget = null;
}
return true;
}
}
if (action == MotionEvent.ACTION_DOWN) {
// in the reverse rendering order
for (int i = getComponentCount() - 1; i >= 0; --i) {
GLView component = getComponent(i);
if (component.getVisibility() != GLView.VISIBLE) continue;
if (dispatchTouchEvent(event, x, y, component, true)) {
mMotionTarget = component;
return true;
}
}
}
return onTouch(event);
}
protected void onVisibilityChanged(int visibility) {
for (int i = 0, n = getComponentCount(); i < n; ++i) {
GLView child = getComponent(i);
if (child.getVisibility() == GLView.VISIBLE) {
child.onVisibilityChanged(visibility);
}
}
}
// ********************************************************************
// * MTK *
// ********************************************************************
protected void dispatchKeyEvent(KeyEvent event) {
for (int i = getComponentCount() - 1; i >= 0; --i) {
GLView component = getComponent(i);
if (component.getVisibility() != GLView.VISIBLE) {
continue;
}
if (component != null) {
component.onKeyEvent(event);
}
}
}
protected void renderChild(GLCanvas canvas, GLView component) {
if (component.getVisibility() != GLView.VISIBLE && component.mAnimation == null) return;
int xoffset = component.mBounds.left - mScrollX;
int yoffset = component.mBounds.top - mScrollY;
canvas.translate(xoffset, yoffset);
CanvasAnimation anim = component.mAnimation;
if (anim != null) {
canvas.save(anim.getCanvasSaveFlags());
if (anim.calculate(AnimationTime.get())) {
invalidate();
} else {
component.mAnimation = null;
}
anim.apply(canvas);
}
component.render(canvas);
if (anim != null) canvas.restore();
canvas.translate(-xoffset, -yoffset);
}