// According to the event's position, change the focus to the first // hitting cropping rectangle. private void recomputeFocus(MotionEvent event) { for (int i = 0; i < mHighlightViews.size(); i++) { HighlightView hv = mHighlightViews.get(i); hv.setFocus(false); hv.invalidate(); } for (int i = 0; i < mHighlightViews.size(); i++) { HighlightView hv = mHighlightViews.get(i); int edge = hv.getHit(event.getX(), event.getY()); if (edge != HighlightView.GROW_NONE) { if (!hv.hasFocus()) { hv.setFocus(true); hv.invalidate(); } break; } } invalidate(); }