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295f920116
I wrote a script to do this which is attached to the bug. TBR=abarth@chromium.org BUG=435361 Review URL: https://codereview.chromium.org/736373003
103 lines
3.7 KiB
C++
103 lines
3.7 KiB
C++
/*
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* Copyright (C) 2007, 2008 Apple Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef SKY_ENGINE_CORE_FETCH_FONTRESOURCE_H_
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#define SKY_ENGINE_CORE_FETCH_FONTRESOURCE_H_
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#include "sky/engine/core/fetch/ResourceClient.h"
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#include "sky/engine/core/fetch/ResourcePtr.h"
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#include "sky/engine/platform/Timer.h"
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#include "sky/engine/platform/fonts/FontOrientation.h"
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#include "sky/engine/platform/fonts/FontWidthVariant.h"
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#include "sky/engine/wtf/OwnPtr.h"
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namespace blink {
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class Document;
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class ResourceFetcher;
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class FontPlatformData;
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class SVGFontElement;
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class FontCustomPlatformData;
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class FontResource final : public Resource {
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public:
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typedef ResourceClient ClientType;
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FontResource(const ResourceRequest&);
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virtual ~FontResource();
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virtual void load(ResourceFetcher*, const ResourceLoaderOptions&) override;
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virtual void didAddClient(ResourceClient*) override;
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virtual void allClientsRemoved() override;
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void beginLoadIfNeeded(ResourceFetcher* dl);
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virtual bool stillNeedsLoad() const override { return m_state != LoadInitiated; }
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bool exceedsFontLoadWaitLimit() const { return m_exceedsFontLoadWaitLimit; }
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bool loadScheduled() const { return m_state != Unloaded; }
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void didScheduleLoad();
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void didUnscheduleLoad();
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void setCORSFailed() { m_corsFailed = true; }
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bool isCORSFailed() const { return m_corsFailed; }
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bool ensureCustomFontData();
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FontPlatformData platformDataFromCustomData(float size, bool bold, bool italic, FontOrientation = Horizontal, FontWidthVariant = RegularWidth);
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protected:
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virtual bool isSafeToUnlock() const override;
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private:
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virtual void checkNotify() override;
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void fontLoadWaitLimitCallback(Timer<FontResource>*);
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enum State { Unloaded, LoadScheduled, LoadInitiated };
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OwnPtr<FontCustomPlatformData> m_fontData;
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State m_state;
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bool m_exceedsFontLoadWaitLimit;
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bool m_corsFailed;
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Timer<FontResource> m_fontLoadWaitLimitTimer;
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friend class MemoryCache;
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};
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DEFINE_RESOURCE_TYPE_CASTS(Font);
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class FontResourceClient : public ResourceClient {
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public:
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virtual ~FontResourceClient() { }
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static ResourceClientType expectedType() { return FontType; }
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virtual ResourceClientType resourceClientType() const override final { return expectedType(); }
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virtual void fontLoaded(FontResource*) { }
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virtual void didStartFontLoad(FontResource*) { }
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virtual void fontLoadWaitLimitExceeded(FontResource*) { }
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};
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}
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#endif // SKY_ENGINE_CORE_FETCH_FONTRESOURCE_H_
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