canvas/source/opengl/ogl_textlayout.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  */
   9
  10 #ifndef INCLUDED_CANVAS_SOURCE_OPENGL_OGL_TEXTLAYOUT_HXX
  11 #define INCLUDED_CANVAS_SOURCE_OPENGL_OGL_TEXTLAYOUT_HXX
  12
  13 #include <cppuhelper/compbase1.hxx>
  14 #include <comphelper/broadcasthelper.hxx>
  15
  16 #include <com/sun/star/rendering/XTextLayout.hpp>
  17
  18 #include <basegfx/vector/b2isize.hxx>
  19
  20 #include <boost/utility.hpp>
  21
  22 #include "ogl_canvasfont.hxx"
  23
  24
  25 /* Definition of TextLayout class */
  26
  27 namespace oglcanvas
  28 {
  29     typedef ::cppu::WeakComponentImplHelper1< ::com::sun::star::rendering::XTextLayout > TextLayoutBaseT;
  30
  31     class TextLayout : public ::comphelper::OBaseMutex,
  32                        public TextLayoutBaseT,
  33                        private ::boost::noncopyable
  34     {
  35     public:
  36         TextLayout( const ::com::sun::star::rendering::StringContext& aText,
  37                     sal_Int8                                          nDirection,
  38                     sal_Int64                                         nRandomSeed,
  39                     const CanvasFont::ImplRef&                        rFont );
  40
  41         /// Dispose all internal references
  42         virtual void SAL_CALL disposing() SAL_OVERRIDE;
  43
  44         // XTextLayout
  45         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, std::exception) SAL_OVERRIDE;
  46         virtual ::com::sun::star::uno::Sequence< ::com::sun::star::geometry::RealRectangle2D > SAL_CALL queryInkMeasures(  ) throw (::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
  47         virtual ::com::sun::star::uno::Sequence< ::com::sun::star::geometry::RealRectangle2D > SAL_CALL queryMeasures(  ) throw (::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
  48         virtual ::com::sun::star::uno::Sequence< double > SAL_CALL queryLogicalAdvancements(  ) throw (::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
  49         virtual void SAL_CALL applyLogicalAdvancements( const ::com::sun::star::uno::Sequence< double >& aAdvancements ) throw (::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
  50         virtual ::com::sun::star::geometry::RealRectangle2D SAL_CALL queryTextBounds(  ) throw (::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
  51         virtual double SAL_CALL justify( double nSize ) throw (::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
  52         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, std::exception) SAL_OVERRIDE;
  53         virtual ::com::sun::star::rendering::TextHit SAL_CALL getTextHit( const ::com::sun::star::geometry::RealPoint2D& aHitPoint ) throw (::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
  54         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, std::exception) SAL_OVERRIDE;
  55         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, std::exception) SAL_OVERRIDE;
  56         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, std::exception) SAL_OVERRIDE;
  57         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, std::exception) SAL_OVERRIDE;
  58         virtual double SAL_CALL getBaselineOffset(  ) throw (::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
  59         virtual sal_Int8 SAL_CALL getMainTextDirection(  ) throw (::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
  60         virtual ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XCanvasFont > SAL_CALL getFont(  ) throw (::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
  61         virtual ::com::sun::star::rendering::StringContext SAL_CALL getText(  ) throw (::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
  62
  63         bool draw( const ::com::sun::star::rendering::ViewState&         rViewState,
  64                    const ::com::sun::star::rendering::RenderState&       rRenderState,
  65                    const ::com::sun::star::uno::Reference<
  66                          ::com::sun::star::rendering::XGraphicDevice >&  xGraphicDevice ) const;
  67
  68     private:
  69         ::com::sun::star::rendering::StringContext maText;
  70         ::com::sun::star::uno::Sequence< double >  maLogicalAdvancements;
  71         CanvasFont::ImplRef                        mpFont;
  72         sal_Int8                                   mnTextDirection;
  73     };
  74
  75 }
  76
  77 #endif
  78
  79 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */