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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 "cc/test/test_shared_bitmap_manager.h"
#include "base/bind.h"
namespace cc {
void FreeSharedBitmap(SharedBitmap* shared_bitmap) {
delete shared_bitmap->memory();
}
void IgnoreSharedBitmap(SharedBitmap* shared_bitmap) {}
TestSharedBitmapManager::TestSharedBitmapManager() {}
TestSharedBitmapManager::~TestSharedBitmapManager() {}
scoped_ptr<SharedBitmap> TestSharedBitmapManager::AllocateSharedBitmap(
const gfx::Size& size) {
base::AutoLock lock(lock_);
scoped_ptr<base::SharedMemory> memory(new base::SharedMemory);
memory->CreateAndMapAnonymous(size.GetArea() * 4);
SharedBitmapId id = SharedBitmap::GenerateId();
bitmap_map_[id] = memory.get();
return make_scoped_ptr(
new SharedBitmap(memory.release(), id, base::Bind(&FreeSharedBitmap)));
}
scoped_ptr<SharedBitmap> TestSharedBitmapManager::GetSharedBitmapFromId(
const gfx::Size&,
const SharedBitmapId& id) {
base::AutoLock lock(lock_);
if (bitmap_map_.find(id) == bitmap_map_.end())
return nullptr;
return make_scoped_ptr(
new SharedBitmap(bitmap_map_[id], id, base::Bind(&IgnoreSharedBitmap)));
}
scoped_ptr<SharedBitmap> TestSharedBitmapManager::GetBitmapForSharedMemory(
base::SharedMemory* memory) {
base::AutoLock lock(lock_);
SharedBitmapId id = SharedBitmap::GenerateId();
bitmap_map_[id] = memory;
return make_scoped_ptr(
new SharedBitmap(memory, id, base::Bind(&IgnoreSharedBitmap)));
}
} // namespace cc
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