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// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "ui/views/masked_targeter_delegate.h"
#include "third_party/skia/include/core/SkPath.h"
#include "third_party/skia/include/core/SkRegion.h"
#include "ui/gfx/skia_util.h"
#include "ui/views/view.h"
namespace views {
bool MaskedTargeterDelegate::DoesIntersectRect(const View* target,
const gfx::Rect& rect) const {
// Early return if |rect| does not even intersect the rectangular bounds
// of |target|.
if (!ViewTargeterDelegate::DoesIntersectRect(target, rect))
return false;
// Early return if |mask| is not a valid hit test mask.
SkPath mask;
if (!GetHitTestMask(&mask))
return false;
// Return whether or not |rect| intersects the custom hit test mask
// of |target|.
SkRegion clip_region;
clip_region.setRect({0, 0, target->width(), target->height()});
SkRegion mask_region;
return mask_region.setPath(mask, clip_region) &&
mask_region.intersects(RectToSkIRect(rect));
}
} // namespace views
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