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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 _VCLCANVAS_TEXTLAYOUT_HXX
21 : : #define _VCLCANVAS_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();
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);
63 : : virtual ::com::sun::star::uno::Sequence< ::com::sun::star::geometry::RealRectangle2D > SAL_CALL queryInkMeasures( ) throw (::com::sun::star::uno::RuntimeException);
64 : : virtual ::com::sun::star::uno::Sequence< ::com::sun::star::geometry::RealRectangle2D > SAL_CALL queryMeasures( ) throw (::com::sun::star::uno::RuntimeException);
65 : : virtual ::com::sun::star::uno::Sequence< double > SAL_CALL queryLogicalAdvancements( ) throw (::com::sun::star::uno::RuntimeException);
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);
67 : : virtual ::com::sun::star::geometry::RealRectangle2D SAL_CALL queryTextBounds( ) throw (::com::sun::star::uno::RuntimeException);
68 : : virtual double SAL_CALL justify( double nSize ) throw (::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::uno::RuntimeException);
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);
70 : : virtual ::com::sun::star::rendering::TextHit SAL_CALL getTextHit( const ::com::sun::star::geometry::RealPoint2D& aHitPoint ) throw (::com::sun::star::uno::RuntimeException);
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);
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);
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);
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);
75 : : virtual double SAL_CALL getBaselineOffset( ) throw (::com::sun::star::uno::RuntimeException);
76 : : virtual sal_Int8 SAL_CALL getMainTextDirection( ) throw (::com::sun::star::uno::RuntimeException);
77 : : virtual ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XCanvasFont > SAL_CALL getFont( ) throw (::com::sun::star::uno::RuntimeException);
78 : : virtual ::com::sun::star::rendering::StringContext SAL_CALL getText( ) throw (::com::sun::star::uno::RuntimeException);
79 : :
80 : : // XServiceInfo
81 : : virtual ::rtl::OUString SAL_CALL getImplementationName() throw( ::com::sun::star::uno::RuntimeException );
82 : : virtual sal_Bool SAL_CALL supportsService( const ::rtl::OUString& ServiceName ) throw( ::com::sun::star::uno::RuntimeException );
83 : : virtual ::com::sun::star::uno::Sequence< ::rtl::OUString > SAL_CALL getSupportedServiceNames() throw( ::com::sun::star::uno::RuntimeException );
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 /* _VCLCANVAS_TEXTLAYOUT_HXX */
108 : :
109 : : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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