gecko-dev/layout/painting/MaskLayerImageCache.cpp

64 строки
1.9 KiB
C++

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* 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"
#include "mozilla/layers/KnowsCompositor.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