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If not, see 23 * <http://www.openoffice.org/license.html> 24 * for a copy of the LGPLv3 License. 25 * 26 ************************************************************************/ 27 28 #ifndef _DXCANVAS_TEXTLAYOUT_HXX 29 #define _DXCANVAS_TEXTLAYOUT_HXX 30 31 #include <cppuhelper/compbase2.hxx> 32 #include <comphelper/broadcasthelper.hxx> 33 34 #include <com/sun/star/lang/XServiceInfo.hpp> 35 36 #include <com/sun/star/rendering/XTextLayout.hpp> 37 38 #include <basegfx/vector/b2isize.hxx> 39 40 #include <boost/utility.hpp> 41 42 #include "dx_canvasfont.hxx" 43 #include "dx_ibitmap.hxx" 44 #include "dx_winstuff.hxx" 45 #include "dx_gdiplususer.hxx" 46 47 48 /* Definition of TextLayout class */ 49 class DXBitmapSharedPtr; 50 51 namespace dxcanvas 52 { 53 typedef ::cppu::WeakComponentImplHelper2< ::com::sun::star::rendering::XTextLayout, 54 ::com::sun::star::lang::XServiceInfo > TextLayout_Base; 55 56 class TextLayout : public ::comphelper::OBaseMutex, 57 public TextLayout_Base, 58 private ::boost::noncopyable 59 { 60 public: 61 TextLayout( const ::com::sun::star::rendering::StringContext& aText, 62 sal_Int8 nDirection, 63 sal_Int64 nRandomSeed, 64 const CanvasFont::ImplRef& rFont ); 65 66 /// Dispose all internal references 67 virtual void SAL_CALL disposing(); 68 69 // XTextLayout 70 virtual ::com::sun::star::uno::Sequence< ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XPolyPolygon2D > > SAL_CALL queryTextShapes( ) throw (::com::sun::star::uno::RuntimeException); 71 virtual ::com::sun::star::uno::Sequence< ::com::sun::star::geometry::RealRectangle2D > SAL_CALL queryInkMeasures( ) throw (::com::sun::star::uno::RuntimeException); 72 virtual ::com::sun::star::uno::Sequence< ::com::sun::star::geometry::RealRectangle2D > SAL_CALL queryMeasures( ) throw (::com::sun::star::uno::RuntimeException); 73 virtual ::com::sun::star::uno::Sequence< double > SAL_CALL queryLogicalAdvancements( ) throw (::com::sun::star::uno::RuntimeException); 74 virtual void SAL_CALL applyLogicalAdvancements( const ::com::sun::star::uno::Sequence< double >& aAdvancements ) throw (::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::uno::RuntimeException); 75 virtual ::com::sun::star::geometry::RealRectangle2D SAL_CALL queryTextBounds( ) throw (::com::sun::star::uno::RuntimeException); 76 virtual double SAL_CALL justify( double nSize ) throw (::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::uno::RuntimeException); 77 virtual double SAL_CALL combinedJustify( const ::com::sun::star::uno::Sequence< ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XTextLayout > >& aNextLayouts, double nSize ) throw (::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::uno::RuntimeException); 78 virtual ::com::sun::star::rendering::TextHit SAL_CALL getTextHit( const ::com::sun::star::geometry::RealPoint2D& aHitPoint ) throw (::com::sun::star::uno::RuntimeException); 79 virtual ::com::sun::star::rendering::Caret SAL_CALL getCaret( sal_Int32 nInsertionIndex, sal_Bool bExcludeLigatures ) throw (::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::uno::RuntimeException); 80 virtual sal_Int32 SAL_CALL getNextInsertionIndex( sal_Int32 nStartIndex, sal_Int32 nCaretAdvancement, sal_Bool bExcludeLigatures ) throw (::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::uno::RuntimeException); 81 virtual ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XPolyPolygon2D > SAL_CALL queryVisualHighlighting( sal_Int32 nStartIndex, sal_Int32 nEndIndex ) throw (::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::uno::RuntimeException); 82 virtual ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XPolyPolygon2D > SAL_CALL queryLogicalHighlighting( sal_Int32 nStartIndex, sal_Int32 nEndIndex ) throw (::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::uno::RuntimeException); 83 virtual double SAL_CALL getBaselineOffset( ) throw (::com::sun::star::uno::RuntimeException); 84 virtual sal_Int8 SAL_CALL getMainTextDirection( ) throw (::com::sun::star::uno::RuntimeException); 85 virtual ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XCanvasFont > SAL_CALL getFont( ) throw (::com::sun::star::uno::RuntimeException); 86 virtual ::com::sun::star::rendering::StringContext SAL_CALL getText( ) throw (::com::sun::star::uno::RuntimeException); 87 88 // XServiceInfo 89 virtual ::rtl::OUString SAL_CALL getImplementationName() throw( ::com::sun::star::uno::RuntimeException ); 90 virtual sal_Bool SAL_CALL supportsService( const ::rtl::OUString& ServiceName ) throw( ::com::sun::star::uno::RuntimeException ); 91 virtual ::com::sun::star::uno::Sequence< ::rtl::OUString > SAL_CALL getSupportedServiceNames() throw( ::com::sun::star::uno::RuntimeException ); 92 93 bool draw( const GraphicsSharedPtr& rGraphics, 94 const ::com::sun::star::rendering::ViewState& rViewState, 95 const ::com::sun::star::rendering::RenderState& rRenderState, 96 const ::basegfx::B2ISize& rOutputOffset, 97 const ::com::sun::star::uno::Reference< 98 ::com::sun::star::rendering::XGraphicDevice >& xGraphicDevice, 99 bool bAlphaSurface ) const; 100 101 protected: 102 ~TextLayout(); // we're a ref-counted UNO class. _We_ destroy ourselves. 103 104 private: 105 // NOTE: no need for GDIPlusUserSharedPtr, mpFont implicitely has one already 106 107 ::com::sun::star::rendering::StringContext maText; 108 ::com::sun::star::uno::Sequence< double > maLogicalAdvancements; 109 CanvasFont::ImplRef mpFont; 110 sal_Int8 mnTextDirection; 111 }; 112 113 } 114 115 #endif /* _DXCANVAS_TEXTLAYOUT_HXX */ 116