canvas/source/directx/dx_canvasfont.cxx

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  30
  31 // MARKER(update_precomp.py): autogen include statement, do not remove
  32 #include "precompiled_canvas.hxx"
  33
  34 #include <ctype.h> // don't ask. msdev breaks otherwise...
  35 #include "dx_winstuff.hxx"
  36 #include "dx_spritecanvas.hxx"
  37 #include "dx_canvasfont.hxx"
  38 #include "dx_textlayout.hxx"
  39
  40 #include <com/sun/star/rendering/XSpriteCanvas.hpp>
  41 #include <com/sun/star/rendering/PanoseWeight.hpp>
  42
  43 using namespace ::com::sun::star;
  44
  45 namespace dxcanvas
  46 {
  47     namespace
  48     {
  49         INT calcFontStyle( const rendering::FontRequest& rFontRequest )
  50         {
  51             INT nFontStyle( Gdiplus::FontStyleRegular );
  52
  53             if( rFontRequest.FontDescription.FontDescription.Weight > rendering::PanoseWeight::BOOK )
  54                 nFontStyle = Gdiplus::FontStyleBold;
  55
  56             return nFontStyle;
  57         }
  58     }
  59
  60     CanvasFont::CanvasFont( const rendering::FontRequest&                                       rFontRequest,
  61                             const uno::Sequence< beans::PropertyValue >&        /*extraFontProperties*/,
  62                             const geometry::Matrix2D&                                           fontMatrix ) :
  63         CanvasFont_Base( m_aMutex ),
  64         mpGdiPlusUser( GDIPlusUser::createInstance() ),
  65         // TODO(F1): extraFontProperties, fontMatrix
  66         mpFontFamily(),
  67         mpFont(),
  68         maFontRequest( rFontRequest ),
  69         maFontMatrix( fontMatrix )
  70     {
  71         const sal_Int32            nLen(rFontRequest.FontDescription.FamilyName.getLength());
  72         const sal_Unicode*         pStr(rFontRequest.FontDescription.FamilyName.getStr());
  73         std::vector< sal_Unicode > pStrBuf(nLen+1,0);
  74         std::copy(pStr,pStr+nLen,&pStrBuf[0]);
  75
  76         mpFontFamily.reset( new Gdiplus::FontFamily(reinterpret_cast<LPCWSTR>(&pStrBuf[0]),NULL) );
  77         if( !mpFontFamily->IsAvailable() )
  78             mpFontFamily.reset( new Gdiplus::FontFamily(L"Arial",NULL) );
  79
  80         mpFont.reset( new Gdiplus::Font( mpFontFamily.get(),
  81                                          static_cast<Gdiplus::REAL>(rFontRequest.CellSize),
  82                                          calcFontStyle( rFontRequest ),
  83                                          Gdiplus::UnitWorld ));
  84     }
  85
  86     void SAL_CALL CanvasFont::disposing()
  87     {
  88         ::osl::MutexGuard aGuard( m_aMutex );
  89
  90         mpFont.reset();
  91         mpFontFamily.reset();
  92         mpGdiPlusUser.reset();
  93     }
  94
  95     uno::Reference< rendering::XTextLayout > SAL_CALL CanvasFont::createTextLayout( const rendering::StringContext& aText,
  96                                                                                     sal_Int8                                            nDirection,
  97                                                                                     sal_Int64                                           nRandomSeed ) throw (uno::RuntimeException)
  98     {
  99         ::osl::MutexGuard aGuard( m_aMutex );
 100
 101         return new TextLayout( aText, nDirection, nRandomSeed, ImplRef( this ) );
 102     }
 103
 104     uno::Sequence< double > SAL_CALL CanvasFont::getAvailableSizes(  ) throw (uno::RuntimeException)
 105     {
 106         ::osl::MutexGuard aGuard( m_aMutex );
 107
 108         // TODO
 109         return uno::Sequence< double >();
 110     }
 111
 112     uno::Sequence< beans::PropertyValue > SAL_CALL CanvasFont::getExtraFontProperties(  ) throw (uno::RuntimeException)
 113     {
 114         ::osl::MutexGuard aGuard( m_aMutex );
 115
 116         // TODO
 117         return uno::Sequence< beans::PropertyValue >();
 118     }
 119
 120     rendering::FontRequest SAL_CALL CanvasFont::getFontRequest(  ) throw (uno::RuntimeException)
 121     {
 122         ::osl::MutexGuard aGuard( m_aMutex );
 123
 124         return maFontRequest;
 125     }
 126
 127     rendering::FontMetrics SAL_CALL CanvasFont::getFontMetrics(  ) throw (uno::RuntimeException)
 128     {
 129         ::osl::MutexGuard aGuard( m_aMutex );
 130
 131         // TODO
 132         return rendering::FontMetrics();
 133     }
 134
 135 #define SERVICE_NAME "com.sun.star.rendering.CanvasFont"
 136 #define IMPLEMENTATION_NAME "DXCanvas::CanvasFont"
 137
 138     ::rtl::OUString SAL_CALL CanvasFont::getImplementationName() throw( uno::RuntimeException )
 139     {
 140         return ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( IMPLEMENTATION_NAME ) );
 141     }
 142
 143     sal_Bool SAL_CALL CanvasFont::supportsService( const ::rtl::OUString& ServiceName ) throw( uno::RuntimeException )
 144     {
 145         return ServiceName.equalsAsciiL( RTL_CONSTASCII_STRINGPARAM ( SERVICE_NAME ) );
 146     }
 147
 148     uno::Sequence< ::rtl::OUString > SAL_CALL CanvasFont::getSupportedServiceNames()  throw( uno::RuntimeException )
 149     {
 150         uno::Sequence< ::rtl::OUString > aRet(1);
 151         aRet[0] = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM ( SERVICE_NAME ) );
 152
 153         return aRet;
 154     }
 155
 156     double CanvasFont::getCellAscent() const
 157     {
 158         ::osl::MutexGuard aGuard( m_aMutex );
 159
 160         return mpFontFamily->GetCellAscent(0); // TODO(F1): rFontRequest.styleName
 161     }
 162
 163     double CanvasFont::getEmHeight() const
 164     {
 165         ::osl::MutexGuard aGuard( m_aMutex );
 166
 167         return mpFontFamily->GetEmHeight(0); // TODO(F1): rFontRequest.styleName
 168     }
 169
 170     FontSharedPtr CanvasFont::getFont() const
 171     {
 172         ::osl::MutexGuard aGuard( m_aMutex );
 173
 174         return mpFont;
 175     }
 176
 177     const ::com::sun::star::geometry::Matrix2D& CanvasFont::getFontMatrix() const
 178     {
 179         ::osl::MutexGuard aGuard( m_aMutex );
 180
 181         return maFontMatrix;
 182     }
 183 }