gecko-dev/layout/base/MaskLayerImageCache.cpp

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/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "MaskLayerImageCache.h"
#include "ImageContainer.h"
using namespace mozilla::layers;
namespace mozilla {
MaskLayerImageCache::MaskLayerImageCache()
{
MOZ_COUNT_CTOR(MaskLayerImageCache);
}
MaskLayerImageCache::~MaskLayerImageCache()
{
MOZ_COUNT_DTOR(MaskLayerImageCache);
}
void
MaskLayerImageCache::Sweep()
{
for (auto iter = mMaskImageContainers.Iter(); !iter.Done(); iter.Next()) {
const MaskLayerImageCache::MaskLayerImageKey* key = iter.Get()->mKey;
if (key->HasZeroLayerCount()) {
iter.Remove();
}
}
}
ImageContainer*
MaskLayerImageCache::FindImageFor(const MaskLayerImageKey** aKey)
{
if (MaskLayerImageEntry* entry = mMaskImageContainers.GetEntry(**aKey)) {
*aKey = entry->mKey.get();
return entry->mContainer;
}
return nullptr;
}
void
MaskLayerImageCache::PutImage(const MaskLayerImageKey* aKey, ImageContainer* aContainer)
{
MaskLayerImageEntry* entry = mMaskImageContainers.PutEntry(*aKey);
entry->mContainer = aContainer;
}
MaskLayerImageCache::MaskLayerImageKey::MaskLayerImageKey()
: mRoundedClipRects()
, mLayerCount(0)
{
MOZ_COUNT_CTOR(MaskLayerImageKey);
}
MaskLayerImageCache::MaskLayerImageKey::MaskLayerImageKey(const MaskLayerImageKey& aKey)
: mRoundedClipRects(aKey.mRoundedClipRects)
, mLayerCount(aKey.mLayerCount)
{
MOZ_COUNT_CTOR(MaskLayerImageKey);
}
MaskLayerImageCache::MaskLayerImageKey::~MaskLayerImageKey()
{
MOZ_COUNT_DTOR(MaskLayerImageKey);
}
} // namespace mozilla