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/*
* This file is part of the internal font implementation. It should not be included by anyone other than
* FontMac.cpp, FontWin.cpp and Font.cpp.
*
* Copyright (C) 2006, 2007 Apple Inc.
* Copyright (C) 2007-2008 Torch Mobile, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*
*/
#ifndef FontPlatformData_h
#define FontPlatformData_h
#include "FontDescription.h"
#include "FontOrientation.h"
#include <wtf/Forward.h>
#include <wtf/Noncopyable.h>
#include <wtf/text/StringImpl.h>
typedef struct tagTEXTMETRICW TEXTMETRIC;
typedef struct tagLOGFONTW LOGFONT;
namespace WebCore {
class FontPlatformPrivateData;
class FontPlatformData {
public:
FontPlatformData(): m_private(0) {}
FontPlatformData(float size, bool bold, bool oblique);
// Used for deleted values in the font cache's hash tables.
FontPlatformData(WTF::HashTableDeletedValueType) : m_private((FontPlatformPrivateData*)1) {}
bool isHashTableDeletedValue() const { return (unsigned)m_private == 1; }
FontPlatformData(const FontDescription& fontDescription, const AtomicString& family, bool useDefaultFontIfNotPresent = true);
~FontPlatformData();
FontPlatformData(const FontPlatformData& o) : m_private(0) { operator=(o); }
FontPlatformData& operator=(const FontPlatformData& o);
int isValid() const { return reinterpret_cast<unsigned>(m_private) & ~1; }
HFONT hfont() const;
const TEXTMETRIC& metrics() const;
bool isSystemFont() const;
int size() const;
unsigned hash() const { return (unsigned)m_private; }
const FontDescription& fontDescription() const;
const AtomicString& family() const;
bool operator==(const FontPlatformData& other) const { return m_private == other.m_private; }
HFONT getScaledFontHandle(int height, int width) const;
const LOGFONT& logFont() const;
bool isDisabled() const;
bool discardFontHandle();
DWORD codePages() const;
static bool isSongTiSupported();
static bool mapKnownFont(DWORD codePages, String& family);
static DWORD getKnownFontCodePages(const wchar_t* family);
static const String& defaultFontFamily();
static LONG adjustedGDIFontWeight(LONG gdiFontWeight, const String& family);
FontOrientation orientation() const { return Horizontal; } // FIXME: Implement.
void setOrientation(FontOrientation) { } // FIXME: Implement.
#ifndef NDEBUG
String description() const;
#endif
private:
FontPlatformPrivateData* m_private;
};
}
#endif
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