283 lines
9.5 KiB
C++
Executable File
283 lines
9.5 KiB
C++
Executable File
/*************************************************************************
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* $RCSfile: dx_textlayout.cxx,v $
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*
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* $Revision: 1.2 $
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*
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* last change: $Author: hr $ $Date: 2007-11-01 17:58:47 $
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*
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* The Contents of this file are made available subject to
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* the terms of GNU Lesser General Public License Version 2.1.
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*
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*
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* GNU Lesser General Public License Version 2.1
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* =============================================
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* Copyright 2005 by Sun Microsystems, Inc.
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* 901 San Antonio Road, Palo Alto, CA 94303, USA
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License version 2.1, as published by the Free Software Foundation.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*
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************************************************************************/
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#include <ctype.h> // don't ask. msdev breaks otherwise...
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#include <canvas/debug.hxx>
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#include <canvas/verbosetrace.hxx>
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#include <basegfx/matrix/b2dhommatrix.hxx>
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#include <basegfx/numeric/ftools.hxx>
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#include "dx_bitmap.hxx"
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#include "dx_textlayout.hxx"
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#include "dx_spritecanvas.hxx"
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#include "dx_textlayout_drawhelper.hxx"
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using namespace ::com::sun::star;
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namespace dxcanvas
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{
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TextLayout::TextLayout( const rendering::StringContext& aText,
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sal_Int8 nDirection,
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sal_Int64 /*nRandomSeed*/,
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const CanvasFont::ImplRef& rFont ) :
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TextLayout_Base( m_aMutex ),
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maText( aText ),
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maLogicalAdvancements(),
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mpFont( rFont ),
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mnTextDirection( nDirection )
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{
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}
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TextLayout::~TextLayout()
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{
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}
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void SAL_CALL TextLayout::disposing()
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{
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mpFont.reset();
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}
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// XTextLayout
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uno::Sequence< uno::Reference< rendering::XPolyPolygon2D > > SAL_CALL TextLayout::queryTextShapes( ) throw (uno::RuntimeException)
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{
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::osl::MutexGuard aGuard( m_aMutex );
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// TODO
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return uno::Sequence< uno::Reference< rendering::XPolyPolygon2D > >();
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}
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uno::Sequence< geometry::RealRectangle2D > SAL_CALL TextLayout::queryInkMeasures( ) throw (uno::RuntimeException)
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{
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::osl::MutexGuard aGuard( m_aMutex );
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// TODO
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return uno::Sequence< geometry::RealRectangle2D >();
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}
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uno::Sequence< geometry::RealRectangle2D > SAL_CALL TextLayout::queryMeasures( ) throw (uno::RuntimeException)
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{
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::osl::MutexGuard aGuard( m_aMutex );
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// TODO
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return uno::Sequence< geometry::RealRectangle2D >();
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}
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uno::Sequence< double > SAL_CALL TextLayout::queryLogicalAdvancements( ) throw (uno::RuntimeException)
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{
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::osl::MutexGuard aGuard( m_aMutex );
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return maLogicalAdvancements;
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}
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void SAL_CALL TextLayout::applyLogicalAdvancements( const uno::Sequence< double >& aAdvancements ) throw (lang::IllegalArgumentException, uno::RuntimeException)
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{
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::osl::MutexGuard aGuard( m_aMutex );
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if( aAdvancements.getLength() != maText.Length )
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{
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OSL_TRACE( "TextLayout::applyLogicalAdvancements(): mismatching number of advancements" );
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throw lang::IllegalArgumentException();
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}
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maLogicalAdvancements = aAdvancements;
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}
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geometry::RealRectangle2D SAL_CALL TextLayout::queryTextBounds( ) throw (uno::RuntimeException)
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{
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::osl::MutexGuard aGuard( m_aMutex );
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uno::Reference< rendering::XGraphicDevice > xGraphicDevice;
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::dxcanvas::TextLayoutDrawHelper aDrawHelper(xGraphicDevice);
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// render text
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const geometry::RealRectangle2D aBounds(
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aDrawHelper.queryTextBounds(
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maText,
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maLogicalAdvancements,
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mpFont.getRef(),
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mpFont->getFontMatrix()));
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return aBounds;
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}
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double SAL_CALL TextLayout::justify( double /*nSize*/ ) throw (lang::IllegalArgumentException, uno::RuntimeException)
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{
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::osl::MutexGuard aGuard( m_aMutex );
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// TODO
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return 0.0;
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}
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double SAL_CALL TextLayout::combinedJustify( const uno::Sequence< uno::Reference< rendering::XTextLayout > >& /*aNextLayouts*/,
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double /*nSize*/ ) throw (lang::IllegalArgumentException, uno::RuntimeException)
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{
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::osl::MutexGuard aGuard( m_aMutex );
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// TODO
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return 0.0;
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}
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rendering::TextHit SAL_CALL TextLayout::getTextHit( const geometry::RealPoint2D& /*aHitPoint*/ ) throw (uno::RuntimeException)
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{
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::osl::MutexGuard aGuard( m_aMutex );
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// TODO
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return rendering::TextHit();
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}
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rendering::Caret SAL_CALL TextLayout::getCaret( sal_Int32 /*nInsertionIndex*/,
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sal_Bool /*bExcludeLigatures*/ ) throw (lang::IndexOutOfBoundsException, uno::RuntimeException)
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{
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::osl::MutexGuard aGuard( m_aMutex );
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// TODO
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return rendering::Caret();
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}
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sal_Int32 SAL_CALL TextLayout::getNextInsertionIndex( sal_Int32 /*nStartIndex*/,
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sal_Int32 /*nCaretAdvancement*/,
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sal_Bool /*bExcludeLigatures*/ ) throw (lang::IndexOutOfBoundsException, uno::RuntimeException)
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{
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::osl::MutexGuard aGuard( m_aMutex );
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// TODO
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return 0;
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}
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uno::Reference< rendering::XPolyPolygon2D > SAL_CALL TextLayout::queryVisualHighlighting( sal_Int32 /*nStartIndex*/,
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sal_Int32 /*nEndIndex*/ ) throw (lang::IndexOutOfBoundsException, uno::RuntimeException)
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{
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::osl::MutexGuard aGuard( m_aMutex );
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// TODO
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return uno::Reference< rendering::XPolyPolygon2D >();
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}
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uno::Reference< rendering::XPolyPolygon2D > SAL_CALL TextLayout::queryLogicalHighlighting( sal_Int32 /*nStartIndex*/,
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sal_Int32 /*nEndIndex*/ ) throw (lang::IndexOutOfBoundsException, uno::RuntimeException)
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{
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::osl::MutexGuard aGuard( m_aMutex );
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// TODO
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return uno::Reference< rendering::XPolyPolygon2D >();
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}
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double SAL_CALL TextLayout::getBaselineOffset( ) throw (uno::RuntimeException)
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{
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::osl::MutexGuard aGuard( m_aMutex );
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// TODO
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return 0.0;
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}
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sal_Int8 SAL_CALL TextLayout::getMainTextDirection( ) throw (uno::RuntimeException)
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{
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::osl::MutexGuard aGuard( m_aMutex );
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return mnTextDirection;
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}
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uno::Reference< rendering::XCanvasFont > SAL_CALL TextLayout::getFont( ) throw (uno::RuntimeException)
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{
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::osl::MutexGuard aGuard( m_aMutex );
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return mpFont.getRef();
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}
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rendering::StringContext SAL_CALL TextLayout::getText( ) throw (uno::RuntimeException)
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{
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::osl::MutexGuard aGuard( m_aMutex );
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return maText;
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}
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namespace
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{
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// TODO(P2): Check whether this gets inlined. If not, make functor
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// out of it
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inline Gdiplus::PointF gdiPlusPointFromDx( const double& dx )
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{
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return Gdiplus::PointF( static_cast<Gdiplus::REAL>(dx),
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0.0f );
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}
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}
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bool TextLayout::draw( const DXBitmapSharedPtr &rBitmap,
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const rendering::ViewState& rViewState,
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const rendering::RenderState& rRenderState,
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const ::basegfx::B2ISize& rOutputOffset,
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const uno::Reference< rendering::XGraphicDevice >& xGraphicDevice ) const
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{
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::osl::MutexGuard aGuard( m_aMutex );
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::dxcanvas::TextLayoutDrawHelper aDrawHelper(xGraphicDevice);
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// render text
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aDrawHelper.drawText(rBitmap,
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rViewState,
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rRenderState,
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rOutputOffset,
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maText,
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maLogicalAdvancements,
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mpFont.getRef(),
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mpFont->getFontMatrix());
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return true;
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}
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#define SERVICE_NAME "com.sun.star.rendering.TextLayout"
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#define IMPLEMENTATION_NAME "DXCanvas::TextLayout"
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::rtl::OUString SAL_CALL TextLayout::getImplementationName() throw( uno::RuntimeException )
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{
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return ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( IMPLEMENTATION_NAME ) );
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}
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sal_Bool SAL_CALL TextLayout::supportsService( const ::rtl::OUString& ServiceName ) throw( uno::RuntimeException )
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{
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return ServiceName.equalsAsciiL( RTL_CONSTASCII_STRINGPARAM ( SERVICE_NAME ) );
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}
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uno::Sequence< ::rtl::OUString > SAL_CALL TextLayout::getSupportedServiceNames() throw( uno::RuntimeException )
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{
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uno::Sequence< ::rtl::OUString > aRet(1);
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aRet[0] = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM ( SERVICE_NAME ) );
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return aRet;
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}
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}
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