canvas/source/directx/dx_canvasfont.cxx

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  27
  28 // MARKER(update_precomp.py): autogen include statement, do not remove
  29 #include "precompiled_canvas.hxx"
  30
  31 #include <ctype.h> // don't ask. msdev breaks otherwise...
  32 #include "dx_winstuff.hxx"
  33 #include "dx_spritecanvas.hxx"
  34 #include "dx_canvasfont.hxx"
  35 #include "dx_textlayout.hxx"
  36
  37 #include <com/sun/star/rendering/XSpriteCanvas.hpp>
  38 #include <com/sun/star/rendering/PanoseWeight.hpp>
  39
  40 using namespace ::com::sun::star;
  41
  42 namespace dxcanvas
  43 {
  44     namespace
  45     {
  46         INT calcFontStyle( const rendering::FontRequest& rFontRequest )
  47         {
  48             INT nFontStyle( Gdiplus::FontStyleRegular );
  49
  50             if( rFontRequest.FontDescription.FontDescription.Weight > rendering::PanoseWeight::BOOK )
  51                 nFontStyle = Gdiplus::FontStyleBold;
  52
  53             return nFontStyle;
  54         }
  55     }
  56
  57     CanvasFont::CanvasFont( const rendering::FontRequest&                   rFontRequest,
  58                             const uno::Sequence< beans::PropertyValue >&    /*extraFontProperties*/,
  59                             const geometry::Matrix2D&                       fontMatrix ) :
  60         CanvasFont_Base( m_aMutex ),
  61         mpGdiPlusUser( GDIPlusUser::createInstance() ),
  62         // TODO(F1): extraFontProperties, fontMatrix
  63         mpFontFamily(),
  64         mpFont(),
  65         maFontRequest( rFontRequest ),
  66         maFontMatrix( fontMatrix )
  67     {
  68         const sal_Int32            nLen(rFontRequest.FontDescription.FamilyName.getLength());
  69         const sal_Unicode*         pStr(rFontRequest.FontDescription.FamilyName.getStr());
  70         std::vector< sal_Unicode > pStrBuf(nLen+1,0);
  71         std::copy(pStr,pStr+nLen,&pStrBuf[0]);
  72
  73         mpFontFamily.reset( new Gdiplus::FontFamily(reinterpret_cast<LPCWSTR>(&pStrBuf[0]),NULL) );
  74         if( !mpFontFamily->IsAvailable() )
  75             mpFontFamily.reset( new Gdiplus::FontFamily(L"Arial",NULL) );
  76
  77         mpFont.reset( new Gdiplus::Font( mpFontFamily.get(),
  78                                          static_cast<Gdiplus::REAL>(rFontRequest.CellSize),
  79                                          calcFontStyle( rFontRequest ),
  80                                          Gdiplus::UnitWorld ));
  81     }
  82
  83     void SAL_CALL CanvasFont::disposing()
  84     {
  85         ::osl::MutexGuard aGuard( m_aMutex );
  86
  87         mpFont.reset();
  88         mpFontFamily.reset();
  89         mpGdiPlusUser.reset();
  90     }
  91
  92     uno::Reference< rendering::XTextLayout > SAL_CALL CanvasFont::createTextLayout( const rendering::StringContext& aText,
  93                                                                                     sal_Int8                        nDirection,
  94                                                                                     sal_Int64                       nRandomSeed ) throw (uno::RuntimeException)
  95     {
  96         ::osl::MutexGuard aGuard( m_aMutex );
  97
  98         return new TextLayout( aText, nDirection, nRandomSeed, ImplRef( this ) );
  99     }
 100
 101     uno::Sequence< double > SAL_CALL CanvasFont::getAvailableSizes(  ) throw (uno::RuntimeException)
 102     {
 103         ::osl::MutexGuard aGuard( m_aMutex );
 104
 105         // TODO
 106         return uno::Sequence< double >();
 107     }
 108
 109     uno::Sequence< beans::PropertyValue > SAL_CALL CanvasFont::getExtraFontProperties(  ) throw (uno::RuntimeException)
 110     {
 111         ::osl::MutexGuard aGuard( m_aMutex );
 112
 113         // TODO
 114         return uno::Sequence< beans::PropertyValue >();
 115     }
 116
 117     rendering::FontRequest SAL_CALL CanvasFont::getFontRequest(  ) throw (uno::RuntimeException)
 118     {
 119         ::osl::MutexGuard aGuard( m_aMutex );
 120
 121         return maFontRequest;
 122     }
 123
 124     rendering::FontMetrics SAL_CALL CanvasFont::getFontMetrics(  ) throw (uno::RuntimeException)
 125     {
 126         ::osl::MutexGuard aGuard( m_aMutex );
 127
 128         // TODO
 129         return rendering::FontMetrics();
 130     }
 131
 132 #define SERVICE_NAME "com.sun.star.rendering.CanvasFont"
 133 #define IMPLEMENTATION_NAME "DXCanvas::CanvasFont"
 134
 135     ::rtl::OUString SAL_CALL CanvasFont::getImplementationName() throw( uno::RuntimeException )
 136     {
 137         return ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( IMPLEMENTATION_NAME ) );
 138     }
 139
 140     sal_Bool SAL_CALL CanvasFont::supportsService( const ::rtl::OUString& ServiceName ) throw( uno::RuntimeException )
 141     {
 142         return ServiceName.equalsAsciiL( RTL_CONSTASCII_STRINGPARAM ( SERVICE_NAME ) );
 143     }
 144
 145     uno::Sequence< ::rtl::OUString > SAL_CALL CanvasFont::getSupportedServiceNames()  throw( uno::RuntimeException )
 146     {
 147         uno::Sequence< ::rtl::OUString > aRet(1);
 148         aRet[0] = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM ( SERVICE_NAME ) );
 149
 150         return aRet;
 151     }
 152
 153     double CanvasFont::getCellAscent() const
 154     {
 155         ::osl::MutexGuard aGuard( m_aMutex );
 156
 157         return mpFontFamily->GetCellAscent(0); // TODO(F1): rFontRequest.styleName
 158     }
 159
 160     double CanvasFont::getEmHeight() const
 161     {
 162         ::osl::MutexGuard aGuard( m_aMutex );
 163
 164         return mpFontFamily->GetEmHeight(0); // TODO(F1): rFontRequest.styleName
 165     }
 166
 167     FontSharedPtr CanvasFont::getFont() const
 168     {
 169         ::osl::MutexGuard aGuard( m_aMutex );
 170
 171         return mpFont;
 172     }
 173
 174     const ::com::sun::star::geometry::Matrix2D& CanvasFont::getFontMatrix() const
 175     {
 176         ::osl::MutexGuard aGuard( m_aMutex );
 177
 178         return maFontMatrix;
 179     }
 180 }