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// Copyright 2011 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.
#ifndef CC_RESOURCES_MANAGED_MEMORY_POLICY_H_
#define CC_RESOURCES_MANAGED_MEMORY_POLICY_H_
#include "base/basictypes.h"
#include "cc/base/cc_export.h"
#include "cc/resources/tile_priority.h"
namespace cc {
struct CC_EXPORT ManagedMemoryPolicy {
enum PriorityCutoff {
CUTOFF_ALLOW_NOTHING,
CUTOFF_ALLOW_REQUIRED_ONLY,
CUTOFF_ALLOW_NICE_TO_HAVE,
CUTOFF_ALLOW_EVERYTHING,
};
explicit ManagedMemoryPolicy(size_t bytes_limit_when_visible);
ManagedMemoryPolicy(size_t bytes_limit_when_visible,
PriorityCutoff priority_cutoff_when_visible,
size_t bytes_limit_when_not_visible,
PriorityCutoff priority_cutoff_when_not_visible);
bool operator==(const ManagedMemoryPolicy&) const;
bool operator!=(const ManagedMemoryPolicy&) const;
size_t bytes_limit_when_visible;
PriorityCutoff priority_cutoff_when_visible;
size_t bytes_limit_when_not_visible;
PriorityCutoff priority_cutoff_when_not_visible;
static int PriorityCutoffToValue(PriorityCutoff priority_cutoff);
static TileMemoryLimitPolicy PriorityCutoffToTileMemoryLimitPolicy(
PriorityCutoff priority_cutoff);
};
} // namespace cc
#endif // CC_RESOURCES_MANAGED_MEMORY_POLICY_H_
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