1 /************************************************************************* 2 * 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * Copyright 2000, 2010 Oracle and/or its affiliates. 6 * 7 * OpenOffice.org - a multi-platform office productivity suite 8 * 9 * This file is part of OpenOffice.org. 10 * 11 * OpenOffice.org is free software: you can redistribute it and/or modify 12 * it under the terms of the GNU Lesser General Public License version 3 13 * only, as published by the Free Software Foundation. 14 * 15 * OpenOffice.org is distributed in the hope that it will be useful, 16 * but WITHOUT ANY WARRANTY; without even the implied warranty of 17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18 * GNU Lesser General Public License version 3 for more details 19 * (a copy is included in the LICENSE file that accompanied this code). 20 * 21 * You should have received a copy of the GNU Lesser General Public License 22 * version 3 along with OpenOffice.org. If not, see 23 * <http://www.openoffice.org/license.html> 24 * for a copy of the LGPLv3 License. 25 * 26 ************************************************************************/ 27 28 #ifndef _NULLCANVAS_TEXTLAYOUT_HXX 29 #define _NULLCANVAS_TEXTLAYOUT_HXX 30 31 #include <cppuhelper/compbase2.hxx> 32 #include <comphelper/broadcasthelper.hxx> 33 34 #include <com/sun/star/lang/XServiceInfo.hpp> 35 #include <com/sun/star/rendering/XTextLayout.hpp> 36 37 #include <basegfx/vector/b2isize.hxx> 38 39 #include <boost/utility.hpp> 40 41 #include "null_canvasfont.hxx" 42 #include "null_usagecounter.hxx" 43 44 45 /* Definition of TextLayout class */ 46 47 namespace nullcanvas 48 { 49 typedef ::cppu::WeakComponentImplHelper2< ::com::sun::star::rendering::XTextLayout, 50 ::com::sun::star::lang::XServiceInfo > TextLayout_Base; 51 52 class TextLayout : public ::comphelper::OBaseMutex, 53 public TextLayout_Base, 54 private UsageCounter< TextLayout >, 55 private ::boost::noncopyable 56 { 57 public: 58 TextLayout( const ::com::sun::star::rendering::StringContext& aText, 59 sal_Int8 nDirection, 60 sal_Int64 nRandomSeed, 61 const CanvasFont::ImplRef& rFont ); 62 63 /// Dispose all internal references 64 virtual void SAL_CALL disposing(); 65 66 // XTextLayout 67 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); 68 virtual ::com::sun::star::uno::Sequence< ::com::sun::star::geometry::RealRectangle2D > SAL_CALL queryInkMeasures( ) throw (::com::sun::star::uno::RuntimeException); 69 virtual ::com::sun::star::uno::Sequence< ::com::sun::star::geometry::RealRectangle2D > SAL_CALL queryMeasures( ) throw (::com::sun::star::uno::RuntimeException); 70 virtual ::com::sun::star::uno::Sequence< double > SAL_CALL queryLogicalAdvancements( ) throw (::com::sun::star::uno::RuntimeException); 71 virtual void SAL_CALL applyLogicalAdvancements( const ::com::sun::star::uno::Sequence< double >& aAdvancements ) throw (::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::uno::RuntimeException); 72 virtual ::com::sun::star::geometry::RealRectangle2D SAL_CALL queryTextBounds( ) throw (::com::sun::star::uno::RuntimeException); 73 virtual double SAL_CALL justify( double nSize ) throw (::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::uno::RuntimeException); 74 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); 75 virtual ::com::sun::star::rendering::TextHit SAL_CALL getTextHit( const ::com::sun::star::geometry::RealPoint2D& aHitPoint ) throw (::com::sun::star::uno::RuntimeException); 76 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); 77 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); 78 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); 79 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); 80 virtual double SAL_CALL getBaselineOffset( ) throw (::com::sun::star::uno::RuntimeException); 81 virtual sal_Int8 SAL_CALL getMainTextDirection( ) throw (::com::sun::star::uno::RuntimeException); 82 virtual ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XCanvasFont > SAL_CALL getFont( ) throw (::com::sun::star::uno::RuntimeException); 83 virtual ::com::sun::star::rendering::StringContext SAL_CALL getText( ) throw (::com::sun::star::uno::RuntimeException); 84 85 // XServiceInfo 86 virtual ::rtl::OUString SAL_CALL getImplementationName() throw( ::com::sun::star::uno::RuntimeException ); 87 virtual sal_Bool SAL_CALL supportsService( const ::rtl::OUString& ServiceName ) throw( ::com::sun::star::uno::RuntimeException ); 88 virtual ::com::sun::star::uno::Sequence< ::rtl::OUString > SAL_CALL getSupportedServiceNames() throw( ::com::sun::star::uno::RuntimeException ); 89 90 bool draw( const ::com::sun::star::rendering::ViewState& rViewState, 91 const ::com::sun::star::rendering::RenderState& rRenderState, 92 const ::com::sun::star::uno::Reference< 93 ::com::sun::star::rendering::XGraphicDevice >& xGraphicDevice ) const; 94 95 protected: 96 ~TextLayout(); // we're a ref-counted UNO class. _We_ destroy ourselves. 97 98 private: 99 ::com::sun::star::rendering::StringContext maText; 100 ::com::sun::star::uno::Sequence< double > maLogicalAdvancements; 101 CanvasFont::ImplRef mpFont; 102 sal_Int8 mnTextDirection; 103 }; 104 105 } 106 107 #endif /* _NULLCANVAS_TEXTLAYOUT_HXX */ 108