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This CL generated by |sed -i '/sky\/engine\/config.h/d'| and a manual sweep to catch some oddballs. TBR=eseidel@chromium.org Review URL: https://codereview.chromium.org/1206763002.
96 lines
2.7 KiB
C++
96 lines
2.7 KiB
C++
// Copyright 2014 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "sky/engine/core/css/FontLoader.h"
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#include "sky/engine/core/css/CSSFontSelector.h"
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#include "sky/engine/core/fetch/FontResource.h"
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#include "sky/engine/core/fetch/ResourceFetcher.h"
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namespace blink {
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FontLoader::FontLoader(CSSFontSelector* fontSelector, ResourceFetcher* resourceFetcher)
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: m_beginLoadingTimer(this, &FontLoader::beginLoadTimerFired)
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, m_fontSelector(fontSelector)
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, m_resourceFetcher(resourceFetcher)
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{
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}
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FontLoader::~FontLoader()
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{
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#if ENABLE(OILPAN)
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if (!m_resourceFetcher) {
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ASSERT(m_fontsToBeginLoading.isEmpty());
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return;
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}
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m_beginLoadingTimer.stop();
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// This will decrement the request counts on the ResourceFetcher for all the
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// fonts that were pending at the time the FontLoader dies.
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clearPendingFonts();
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#endif
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}
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void FontLoader::addFontToBeginLoading(FontResource* fontResource)
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{
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if (!m_resourceFetcher || !fontResource->stillNeedsLoad() || fontResource->loadScheduled())
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return;
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m_fontsToBeginLoading.append(
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std::make_pair(fontResource, ResourceLoader::RequestCountTracker(m_resourceFetcher, fontResource)));
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fontResource->didScheduleLoad();
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if (!m_beginLoadingTimer.isActive())
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m_beginLoadingTimer.startOneShot(0, FROM_HERE);
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}
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void FontLoader::beginLoadTimerFired(Timer<blink::FontLoader>*)
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{
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loadPendingFonts();
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}
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void FontLoader::loadPendingFonts()
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{
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ASSERT(m_resourceFetcher);
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FontsToLoadVector fontsToBeginLoading;
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fontsToBeginLoading.swap(m_fontsToBeginLoading);
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for (FontsToLoadVector::iterator it = fontsToBeginLoading.begin(); it != fontsToBeginLoading.end(); ++it) {
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FontResource* fontResource = it->first.get();
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fontResource->beginLoadIfNeeded(m_resourceFetcher);
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}
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// When the local fontsToBeginLoading vector goes out of scope it will
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// decrement the request counts on the ResourceFetcher for all the fonts
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// that were just loaded.
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}
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void FontLoader::fontFaceInvalidated()
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{
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if (m_fontSelector)
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m_fontSelector->fontFaceInvalidated();
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}
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#if !ENABLE(OILPAN)
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void FontLoader::clearResourceFetcherAndFontSelector()
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{
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if (!m_resourceFetcher) {
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ASSERT(m_fontsToBeginLoading.isEmpty());
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return;
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}
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m_beginLoadingTimer.stop();
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clearPendingFonts();
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m_resourceFetcher = nullptr;
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m_fontSelector = nullptr;
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}
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#endif
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void FontLoader::clearPendingFonts()
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{
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for (FontsToLoadVector::iterator it = m_fontsToBeginLoading.begin(); it != m_fontsToBeginLoading.end(); ++it)
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it->first->didUnscheduleLoad();
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m_fontsToBeginLoading.clear();
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}
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} // namespace blink
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