blob: 05b28f3f685a4d55d9e98f89ebb6b2cdb0db6bca [file] [log] [blame]
/*
* Copyright (C) 2007, 2008 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef CachedFont_h
#define CachedFont_h
#include "CachedResource.h"
#include "FontRenderingMode.h"
#include <wtf/Vector.h>
#if ENABLE(SVG_FONTS)
#include "SVGElement.h"
#include "SVGDocument.h"
#endif
namespace WebCore {
class DocLoader;
class Cache;
class FontPlatformData;
class SVGFontElement;
struct FontCustomPlatformData;
class CachedFont : public CachedResource {
public:
CachedFont(const String& url);
virtual ~CachedFont();
virtual void load(DocLoader* docLoader);
virtual void didAddClient(CachedResourceClient*);
virtual void data(PassRefPtr<SharedBuffer> data, bool allDataReceived);
virtual void error();
virtual void allClientsRemoved();
virtual bool schedule() const { return true; }
void checkNotify();
void beginLoadIfNeeded(DocLoader* dl);
bool ensureCustomFontData();
FontPlatformData platformDataFromCustomData(float size, bool bold, bool italic, FontRenderingMode = NormalRenderingMode);
#if ENABLE(SVG_FONTS)
bool isSVGFont() const { return m_isSVGFont; }
void setSVGFont(bool isSVG) { m_isSVGFont = isSVG; }
bool ensureSVGFontData();
SVGFontElement* getSVGFontById(const String&) const;
#endif
private:
FontCustomPlatformData* m_fontData;
bool m_loadInitiated;
#if ENABLE(SVG_FONTS)
bool m_isSVGFont;
RefPtr<SVGDocument> m_externalSVGDocument;
#endif
friend class Cache;
};
}
#endif