office-gobmx/canvas/source/vcl/textlayout.hxx
2012-06-19 18:00:37 +01:00

109 lines
7.2 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#ifndef _VCLCANVAS_TEXTLAYOUT_HXX
#define _VCLCANVAS_TEXTLAYOUT_HXX
#include <cppuhelper/compbase2.hxx>
#include <comphelper/broadcasthelper.hxx>
#include <com/sun/star/lang/XServiceInfo.hpp>
#include <com/sun/star/rendering/StringContext.hpp>
#include <com/sun/star/rendering/XTextLayout.hpp>
#include <canvas/vclwrapper.hxx>
#include "canvasfont.hxx"
#include "impltools.hxx"
#include <boost/utility.hpp>
/* Definition of TextLayout class */
namespace vclcanvas
{
typedef ::cppu::WeakComponentImplHelper2< ::com::sun::star::rendering::XTextLayout,
::com::sun::star::lang::XServiceInfo > TextLayout_Base;
class TextLayout : public ::comphelper::OBaseMutex,
public TextLayout_Base,
private ::boost::noncopyable
{
public:
TextLayout( const ::com::sun::star::rendering::StringContext& aText,
sal_Int8 nDirection,
sal_Int64 nRandomSeed,
const CanvasFont::Reference& rFont,
const ::com::sun::star::uno::Reference<
::com::sun::star::rendering::XGraphicDevice>& xDevice,
const OutDevProviderSharedPtr& rOutDev );
/// Dispose all internal references
virtual void SAL_CALL disposing();
// XTextLayout
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);
virtual ::com::sun::star::uno::Sequence< ::com::sun::star::geometry::RealRectangle2D > SAL_CALL queryInkMeasures( ) throw (::com::sun::star::uno::RuntimeException);
virtual ::com::sun::star::uno::Sequence< ::com::sun::star::geometry::RealRectangle2D > SAL_CALL queryMeasures( ) throw (::com::sun::star::uno::RuntimeException);
virtual ::com::sun::star::uno::Sequence< double > SAL_CALL queryLogicalAdvancements( ) throw (::com::sun::star::uno::RuntimeException);
virtual void SAL_CALL applyLogicalAdvancements( const ::com::sun::star::uno::Sequence< double >& aAdvancements ) throw (::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::uno::RuntimeException);
virtual ::com::sun::star::geometry::RealRectangle2D SAL_CALL queryTextBounds( ) throw (::com::sun::star::uno::RuntimeException);
virtual double SAL_CALL justify( double nSize ) throw (::com::sun::star::lang::IllegalArgumentException, ::com::sun::star::uno::RuntimeException);
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);
virtual ::com::sun::star::rendering::TextHit SAL_CALL getTextHit( const ::com::sun::star::geometry::RealPoint2D& aHitPoint ) throw (::com::sun::star::uno::RuntimeException);
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);
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);
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);
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);
virtual double SAL_CALL getBaselineOffset( ) throw (::com::sun::star::uno::RuntimeException);
virtual sal_Int8 SAL_CALL getMainTextDirection( ) throw (::com::sun::star::uno::RuntimeException);
virtual ::com::sun::star::uno::Reference< ::com::sun::star::rendering::XCanvasFont > SAL_CALL getFont( ) throw (::com::sun::star::uno::RuntimeException);
virtual ::com::sun::star::rendering::StringContext SAL_CALL getText( ) throw (::com::sun::star::uno::RuntimeException);
// XServiceInfo
virtual ::rtl::OUString SAL_CALL getImplementationName() throw( ::com::sun::star::uno::RuntimeException );
virtual sal_Bool SAL_CALL supportsService( const ::rtl::OUString& ServiceName ) throw( ::com::sun::star::uno::RuntimeException );
virtual ::com::sun::star::uno::Sequence< ::rtl::OUString > SAL_CALL getSupportedServiceNames() throw( ::com::sun::star::uno::RuntimeException );
bool draw( OutputDevice& rOutDev,
const Point& rOutpos,
const ::com::sun::star::rendering::ViewState& viewState,
const ::com::sun::star::rendering::RenderState& renderState ) const;
private:
void setupTextOffsets( sal_Int32* outputOffsets,
const ::com::sun::star::uno::Sequence< double >& inputOffsets,
const ::com::sun::star::rendering::ViewState& viewState,
const ::com::sun::star::rendering::RenderState& renderState ) const;
::com::sun::star::rendering::StringContext maText;
::com::sun::star::uno::Sequence< double > maLogicalAdvancements;
CanvasFont::Reference mpFont;
::com::sun::star::uno::Reference<
::com::sun::star::rendering::XGraphicDevice> mxDevice;
OutDevProviderSharedPtr mpOutDevProvider;
sal_Int8 mnTextDirection;
};
}
#endif /* _VCLCANVAS_TEXTLAYOUT_HXX */
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */