Line data    Source code

       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             :  * This file incorporates work covered by the following license notice:
      10             :  *
      11             :  *   Licensed to the Apache Software Foundation (ASF) under one or more
      12             :  *   contributor license agreements. See the NOTICE file distributed
      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_VCL_TEXTLAYOUT_HXX
      21             : #define INCLUDED_CANVAS_SOURCE_VCL_TEXTLAYOUT_HXX
      22             : 
      23             : #include <cppuhelper/compbase2.hxx>
      24             : #include <comphelper/broadcasthelper.hxx>
      25             : 
      26             : #include <com/sun/star/lang/XServiceInfo.hpp>
      27             : #include <com/sun/star/rendering/StringContext.hpp>
      28             : #include <com/sun/star/rendering/XTextLayout.hpp>
      29             : 
      30             : #include <canvas/vclwrapper.hxx>
      31             : 
      32             : #include "canvasfont.hxx"
      33             : #include "impltools.hxx"
      34             : 
      35             : #include <boost/utility.hpp>
      36             : 
      37             : 
      38             : /* Definition of TextLayout class */
      39             : 
      40             : namespace vclcanvas
      41             : {
      42             :     typedef ::cppu::WeakComponentImplHelper2< ::com::sun::star::rendering::XTextLayout,
      43             :                                                ::com::sun::star::lang::XServiceInfo > TextLayout_Base;
      44             : 
      45           0 :     class TextLayout : public ::comphelper::OBaseMutex,
      46             :                        public TextLayout_Base,
      47             :                        private ::boost::noncopyable
      48             :     {
      49             :     public:
      50             :         TextLayout( const ::com::sun::star::rendering::StringContext&   aText,
      51             :                     sal_Int8                                            nDirection,
      52             :                     sal_Int64                                           nRandomSeed,
      53             :                     const CanvasFont::Reference&                        rFont,
      54             :                     const ::com::sun::star::uno::Reference<
      55             :                           ::com::sun::star::rendering::XGraphicDevice>& xDevice,
      56             :                     const OutDevProviderSharedPtr&                      rOutDev );
      57             : 
      58             :         /// Dispose all internal references
      59             :         virtual void SAL_CALL disposing() SAL_OVERRIDE;
      60             : 
      61             :         // XTextLayout
      62             :         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;
      63             :         virtual ::com::sun::star::uno::Sequence< ::com::sun::star::geometry::RealRectangle2D > SAL_CALL queryInkMeasures(  ) throw (::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
      64             :         virtual ::com::sun::star::uno::Sequence< ::com::sun::star::geometry::RealRectangle2D > SAL_CALL queryMeasures(  ) throw (::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
      65             :         virtual ::com::sun::star::uno::Sequence< double > SAL_CALL queryLogicalAdvancements(  ) throw (::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
      66             :         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;
      67             :         virtual ::com::sun::star::geometry::RealRectangle2D SAL_CALL queryTextBounds(  ) throw (::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
      68             :         virtual double SAL_CALL justify( double nSize ) throw (::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
      69             :         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;
      70             :         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;
      71             :         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;
      72             :         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;
      73             :         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;
      74             :         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;
      75             :         virtual double SAL_CALL getBaselineOffset(  ) throw (::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
      76             :         virtual sal_Int8 SAL_CALL getMainTextDirection(  ) throw (::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
      77             :         virtual ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XCanvasFont > SAL_CALL getFont(  ) throw (::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
      78             :         virtual ::com::sun::star::rendering::StringContext SAL_CALL getText(  ) throw (::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
      79             : 
      80             :         // XServiceInfo
      81             :         virtual OUString SAL_CALL getImplementationName() throw( ::com::sun::star::uno::RuntimeException, std::exception ) SAL_OVERRIDE;
      82             :         virtual sal_Bool SAL_CALL supportsService( const OUString& ServiceName ) throw( ::com::sun::star::uno::RuntimeException, std::exception ) SAL_OVERRIDE;
      83             :         virtual ::com::sun::star::uno::Sequence< OUString > SAL_CALL getSupportedServiceNames()  throw( ::com::sun::star::uno::RuntimeException, std::exception ) SAL_OVERRIDE;
      84             : 
      85             :         bool draw( OutputDevice&                                   rOutDev,
      86             :                    const Point&                                    rOutpos,
      87             :                    const ::com::sun::star::rendering::ViewState&   viewState,
      88             :                    const ::com::sun::star::rendering::RenderState& renderState ) const;
      89             : 
      90             :     private:
      91             :         void setupTextOffsets( sal_Int32*                                       outputOffsets,
      92             :                                const ::com::sun::star::uno::Sequence< double >& inputOffsets,
      93             :                                const ::com::sun::star::rendering::ViewState&    viewState,
      94             :                                const ::com::sun::star::rendering::RenderState&  renderState     ) const;
      95             : 
      96             :         ::com::sun::star::rendering::StringContext       maText;
      97             :         ::com::sun::star::uno::Sequence< double >        maLogicalAdvancements;
      98             :         CanvasFont::Reference                            mpFont;
      99             :         ::com::sun::star::uno::Reference<
     100             :             ::com::sun::star::rendering::XGraphicDevice> mxDevice;
     101             :         OutDevProviderSharedPtr                          mpOutDevProvider;
     102             :         sal_Int8                                         mnTextDirection;
     103             :     };
     104             : 
     105             : }
     106             : 
     107             : #endif // INCLUDED_CANVAS_SOURCE_VCL_TEXTLAYOUT_HXX
     108             : 
     109             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */