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cc / tiles / raster_tile_priority_queue.h [blame]
// Copyright 2014 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CC_TILES_RASTER_TILE_PRIORITY_QUEUE_H_
#define CC_TILES_RASTER_TILE_PRIORITY_QUEUE_H_
#include <memory>
#include <vector>
#include "base/memory/raw_ptr.h"
#include "cc/cc_export.h"
#include "cc/layers/picture_layer_impl.h"
#include "cc/tiles/tile_priority.h"
namespace cc {
class PrioritizedTile;
class CC_EXPORT RasterTilePriorityQueue {
public:
enum class Type { ALL, REQUIRED_FOR_ACTIVATION, REQUIRED_FOR_DRAW };
static std::unique_ptr<RasterTilePriorityQueue> Create(
const std::vector<raw_ptr<PictureLayerImpl, VectorExperimental>>&
active_layers,
const std::vector<raw_ptr<PictureLayerImpl, VectorExperimental>>&
pending_layers,
TreePriority tree_priority,
Type type);
virtual ~RasterTilePriorityQueue() {}
RasterTilePriorityQueue(const RasterTilePriorityQueue&) = delete;
RasterTilePriorityQueue& operator=(const RasterTilePriorityQueue&) = delete;
virtual bool IsEmpty() const = 0;
virtual const PrioritizedTile& Top() const = 0;
virtual void Pop() = 0;
protected:
RasterTilePriorityQueue() {}
};
} // namespace cc
#endif // CC_TILES_RASTER_TILE_PRIORITY_QUEUE_H_