canvas/source/directx/dx_textlayout.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
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   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
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   9  * This file incorporates work covered by the following license notice:
  10  *
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  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #ifndef INCLUDED_CANVAS_SOURCE_DIRECTX_DX_TEXTLAYOUT_HXX
  21 #define INCLUDED_CANVAS_SOURCE_DIRECTX_DX_TEXTLAYOUT_HXX
  22
  23 #include <cppuhelper/compbase2.hxx>
  24 #include <comphelper/broadcasthelper.hxx>
  25
  26 #include <com/sun/star/lang/XServiceInfo.hpp>
  27
  28 #include <com/sun/star/rendering/XTextLayout.hpp>
  29
  30 #include <basegfx/vector/b2isize.hxx>
  31
  32 #include <boost/utility.hpp>
  33
  34 #include "dx_canvasfont.hxx"
  35 #include "dx_ibitmap.hxx"
  36 #include "dx_winstuff.hxx"
  37 #include "dx_gdiplususer.hxx"
  38
  39
  40 /* Definition of TextLayout class */
  41 namespace dxcanvas
  42 {
  43     typedef ::cppu::WeakComponentImplHelper2< ::com::sun::star::rendering::XTextLayout,
  44                                                ::com::sun::star::lang::XServiceInfo > TextLayout_Base;
  45
  46     class TextLayout : public ::comphelper::OBaseMutex,
  47                        public TextLayout_Base,
  48                        private ::boost::noncopyable
  49     {
  50     public:
  51         TextLayout( const ::com::sun::star::rendering::StringContext& aText,
  52                     sal_Int8                                                  nDirection,
  53                     sal_Int64                                                 nRandomSeed,
  54                     const CanvasFont::ImplRef&                                rFont );
  55
  56         /// Dispose all internal references
  57         virtual void SAL_CALL disposing();
  58
  59         // XTextLayout
  60         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);
  61         virtual ::com::sun::star::uno::Sequence< ::com::sun::star::geometry::RealRectangle2D > SAL_CALL queryInkMeasures(  ) throw (::com::sun::star::uno::RuntimeException);
  62         virtual ::com::sun::star::uno::Sequence< ::com::sun::star::geometry::RealRectangle2D > SAL_CALL queryMeasures(  ) throw (::com::sun::star::uno::RuntimeException);
  63         virtual ::com::sun::star::uno::Sequence< double > SAL_CALL queryLogicalAdvancements(  ) throw (::com::sun::star::uno::RuntimeException);
  64         virtual void SAL_CALL applyLogicalAdvancements( const ::com::sun::star::uno::Sequence< double >& aAdvancements ) throw (::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::uno::RuntimeException);
  65         virtual ::com::sun::star::geometry::RealRectangle2D SAL_CALL queryTextBounds(  ) throw (::com::sun::star::uno::RuntimeException);
  66         virtual double SAL_CALL justify( double nSize ) throw (::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::uno::RuntimeException);
  67         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);
  68         virtual ::com::sun::star::rendering::TextHit SAL_CALL getTextHit( const ::com::sun::star::geometry::RealPoint2D& aHitPoint ) throw (::com::sun::star::uno::RuntimeException);
  69         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);
  70         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);
  71         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);
  72         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);
  73         virtual double SAL_CALL getBaselineOffset(  ) throw (::com::sun::star::uno::RuntimeException);
  74         virtual sal_Int8 SAL_CALL getMainTextDirection(  ) throw (::com::sun::star::uno::RuntimeException);
  75         virtual ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XCanvasFont > SAL_CALL getFont(  ) throw (::com::sun::star::uno::RuntimeException);
  76         virtual ::com::sun::star::rendering::StringContext SAL_CALL getText(  ) throw (::com::sun::star::uno::RuntimeException);
  77
  78         // XServiceInfo
  79         virtual OUString SAL_CALL getImplementationName() throw( ::com::sun::star::uno::RuntimeException );
  80         virtual sal_Bool SAL_CALL supportsService( const OUString& ServiceName ) throw( ::com::sun::star::uno::RuntimeException );
  81         virtual ::com::sun::star::uno::Sequence< OUString > SAL_CALL getSupportedServiceNames()  throw( ::com::sun::star::uno::RuntimeException );
  82
  83         bool draw( const GraphicsSharedPtr&                              rGraphics,
  84                    const ::com::sun::star::rendering::ViewState&         rViewState,
  85                    const ::com::sun::star::rendering::RenderState&       rRenderState,
  86                    const ::basegfx::B2ISize&                             rOutputOffset,
  87                    const ::com::sun::star::uno::Reference<
  88                    ::com::sun::star::rendering::XGraphicDevice >&        xGraphicDevice,
  89                    bool                                                  bAlphaSurface ) const;
  90
  91     protected:
  92         ~TextLayout(); // we're a ref-counted UNO class. _We_ destroy ourselves.
  93
  94     private:
  95         // NOTE: no need for GDIPlusUserSharedPtr, mpFont implicitly has one already
  96
  97         ::com::sun::star::rendering::StringContext maText;
  98         ::com::sun::star::uno::Sequence< double >  maLogicalAdvancements;
  99         CanvasFont::ImplRef                        mpFont;
 100         sal_Int8                                   mnTextDirection;
 101     };
 102
 103 }
 104
 105 #endif // INCLUDED_CANVAS_SOURCE_DIRECTX_DX_TEXTLAYOUT_HXX
 106
 107 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */