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/*
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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 CachedFont_h
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#define CachedFont_h
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#include "CachedResource.h"
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#include "FontRenderingMode.h"
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#include <wtf/Vector.h>
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#if ENABLE(SVG_FONTS)
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#include "SVGElement.h"
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#include "SVGDocument.h"
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#endif
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namespace WebCore {
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class DocLoader;
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class Cache;
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class FontPlatformData;
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class SVGFontElement;
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struct FontCustomPlatformData;
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class CachedFont : public CachedResource {
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public:
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CachedFont(const String& url);
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virtual ~CachedFont();
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virtual void load(DocLoader* docLoader);
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virtual void didAddClient(CachedResourceClient*);
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virtual void data(PassRefPtr<SharedBuffer> data, bool allDataReceived);
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virtual void error();
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virtual void allClientsRemoved();
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virtual bool schedule() const { return true; }
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void checkNotify();
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void beginLoadIfNeeded(DocLoader* dl);
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bool ensureCustomFontData();
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FontPlatformData platformDataFromCustomData(float size, bool bold, bool italic, FontRenderingMode = NormalRenderingMode);
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#if ENABLE(SVG_FONTS)
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bool isSVGFont() const { return m_isSVGFont; }
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void setSVGFont(bool isSVG) { m_isSVGFont = isSVG; }
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bool ensureSVGFontData();
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SVGFontElement* getSVGFontById(const String&) const;
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#endif
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private:
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FontCustomPlatformData* m_fontData;
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bool m_loadInitiated;
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#if ENABLE(SVG_FONTS)
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bool m_isSVGFont;
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RefPtr<SVGDocument> m_externalSVGDocument;
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#endif
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friend class Cache;
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};
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}
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#endif
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