C++ (Cpp) HitRegion::removePixels Examples

Example #1

File: HitRegion.cpp Project: mirror/chromium

void HitRegionManager::removeHitRegionsInRect(const FloatRect& rect,
                                              const AffineTransform& ctm) {
  Path clearArea;
  clearArea.addRect(rect);
  clearArea.transform(ctm);

  HitRegionIterator itEnd = m_hitRegionList.rend();
  HitRegionList toBeRemoved;

  for (HitRegionIterator it = m_hitRegionList.rbegin(); it != itEnd; ++it) {
    HitRegion* hitRegion = *it;
    hitRegion->removePixels(clearArea);
    if (hitRegion->path().isEmpty())
      toBeRemoved.add(hitRegion);
  }

  itEnd = toBeRemoved.rend();
  for (HitRegionIterator it = toBeRemoved.rbegin(); it != itEnd; ++it)
    removeHitRegion(it->get());
}