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/*
* 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 CSSFontFaceSource_h
#define CSSFontFaceSource_h
#include "CachedResourceClient.h"
#include "CachedResourceHandle.h"
#include <wtf/HashMap.h>
#include <wtf/text/AtomicString.h>
namespace WebCore {
class CachedFont;
class CSSFontFace;
class CSSFontSelector;
class FontDescription;
class SimpleFontData;
#if ENABLE(SVG_FONTS)
class SVGFontElement;
class SVGFontFaceElement;
#endif
class CSSFontFaceSource : public CachedResourceClient {
public:
CSSFontFaceSource(const String&, CachedFont* = 0);
virtual ~CSSFontFaceSource();
bool isLoaded() const;
bool isValid() const;
const AtomicString& string() const { return m_string; }
void setFontFace(CSSFontFace* face) { m_face = face; }
virtual void fontLoaded(CachedFont*);
SimpleFontData* getFontData(const FontDescription&, bool syntheticBold, bool syntheticItalic, CSSFontSelector*);
void pruneTable();
#if ENABLE(SVG_FONTS)
SVGFontFaceElement* svgFontFaceElement() const;
void setSVGFontFaceElement(PassRefPtr<SVGFontFaceElement>);
bool isSVGFontFaceSource() const;
void setHasExternalSVGFont(bool value) { m_hasExternalSVGFont = value; }
#endif
private:
AtomicString m_string; // URI for remote, built-in font name for local.
CachedResourceHandle<CachedFont> m_font; // For remote fonts, a pointer to our cached resource.
CSSFontFace* m_face; // Our owning font face.
HashMap<unsigned, SimpleFontData*> m_fontDataTable; // The hash key is composed of size synthetic styles.
#if ENABLE(SVG_FONTS)
RefPtr<SVGFontFaceElement> m_svgFontFaceElement;
RefPtr<SVGFontElement> m_externalSVGFontElement;
bool m_hasExternalSVGFont;
#endif
};
}
#endif