pdffontcache.hxx

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#ifndef INCLUDED_VCL_SOURCE_GDI_PDFFONTCACHE_HXX
#define INCLUDED_VCL_SOURCE_GDI_PDFFONTCACHE_HXX

#include <typeinfo>

#include <sal/types.h>

#include <salgdi.hxx>

namespace vcl
{
    class PDFFontCache
    {
        struct FontIdentifier
        {
            sal_IntPtr      m_nFontId;
            bool            m_bVertical;
            std::type_info* m_typeFontFace;

            FontIdentifier( const PhysicalFontFace*, bool bVertical );

            // Less than needed for std::set and std::map
            bool operator<( const FontIdentifier& rRight ) const
            {
                std::type_info *pType = rRight.m_typeFontFace;

                return m_nFontId < rRight.m_nFontId ||
                       ( m_nFontId == rRight.m_nFontId &&
                       ( m_typeFontFace->before( *pType ) ||
                       ( *m_typeFontFace == *pType && m_bVertical < rRight.m_bVertical ) ) );
            }
        };
        struct FontData
        {
            std::vector< sal_Int32 >  m_nWidths;
            Ucs2UIntMap  m_aGlyphIdToIndex;
        };
        typedef std::map< FontIdentifier, sal_uInt32 > FontToIndexMap;

        std::vector< FontData >     m_aFonts;
        FontToIndexMap              m_aFontToIndex;

        FontData& getFont( const PhysicalFontFace*, bool bVertical );
        public:
        PDFFontCache() {}

        sal_Int32 getGlyphWidth( const PhysicalFontFace*, sal_GlyphId, bool bVertical, SalGraphics* );
    };
}

#endif

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