1// Copyright 2014 The Chromium Authors. All rights reserved. 2// Use of this source code is governed by a BSD-style license that can be 3// found in the LICENSE file. 4 5#ifndef CC_LAYERS_LAYER_UTILS_H_ 6#define CC_LAYERS_LAYER_UTILS_H_ 7 8#include "cc/base/cc_export.h" 9 10namespace gfx { 11 class BoxF; 12} // namespace gfx 13 14namespace cc { 15 class LayerImpl; 16 17 class CC_EXPORT LayerUtils { 18 public: 19 // Computes a box in screen space that should entirely contain the layer's 20 // bounds through the entirety of the layer's current animation. Returns 21 // true and sets |out| to the inflation if there are animations that can 22 // inflate bounds in the path to the root layer and that it was able to 23 // inflate correctly. Returns false otherwise. 24 static bool GetAnimationBounds(const LayerImpl& layer, gfx::BoxF* out); 25 }; 26 27} // namespace cc 28 29#endif // CC_LAYERS_LAYER_UTILS_H_ 30