253 lines
8.2 KiB
C++
253 lines
8.2 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*************************************************************************
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*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* Copyright 2000, 2010 Oracle and/or its affiliates.
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* This file is part of OpenOffice.org.
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*
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* OpenOffice.org is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License version 3
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* only, as published by the Free Software Foundation.
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*
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* OpenOffice.org 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
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* GNU Lesser General Public License version 3 for more details
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* (a copy is included in the LICENSE file that accompanied this code).
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*
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* You should have received a copy of the GNU Lesser General Public License
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* version 3 along with OpenOffice.org. If not, see
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* <http://www.openoffice.org/license.html>
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* for a copy of the LGPLv3 License.
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*
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************************************************************************/
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#include <toolkit/awt/vclxfont.hxx>
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#include <toolkit/helper/vclunohelper.hxx>
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#include <toolkit/helper/macros.hxx>
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#include <cppuhelper/typeprovider.hxx>
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#include <rtl/memory.h>
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#include <rtl/uuid.h>
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#include <rtl/ustring.h>
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#include <vcl/outdev.hxx>
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// ----------------------------------------------------
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// class VCLXFont
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// ----------------------------------------------------
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VCLXFont::VCLXFont()
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{
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mpFontMetric = NULL;
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}
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VCLXFont::~VCLXFont()
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{
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delete mpFontMetric;
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}
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void VCLXFont::Init( ::com::sun::star::awt::XDevice& rxDev, const Font& rFont )
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{
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mxDevice = &rxDev;
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delete mpFontMetric;
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mpFontMetric = NULL;
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maFont = rFont;
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}
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sal_Bool VCLXFont::ImplAssertValidFontMetric()
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{
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if ( !mpFontMetric && mxDevice.is() )
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{
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OutputDevice* pOutDev = VCLUnoHelper::GetOutputDevice( mxDevice );
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if ( pOutDev )
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{
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Font aOldFont = pOutDev->GetFont();
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pOutDev->SetFont( maFont );
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mpFontMetric = new FontMetric( pOutDev->GetFontMetric() );
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pOutDev->SetFont( aOldFont );
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}
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}
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return mpFontMetric ? sal_True : sal_False;
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}
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// ::com::sun::star::uno::XInterface
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::com::sun::star::uno::Any VCLXFont::queryInterface( const ::com::sun::star::uno::Type & rType ) throw(::com::sun::star::uno::RuntimeException)
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{
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::com::sun::star::uno::Any aRet = ::cppu::queryInterface( rType,
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SAL_STATIC_CAST( ::com::sun::star::awt::XFont*, this ),
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SAL_STATIC_CAST( ::com::sun::star::awt::XFont2*, this ),
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SAL_STATIC_CAST( ::com::sun::star::lang::XUnoTunnel*, this ),
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SAL_STATIC_CAST( ::com::sun::star::lang::XTypeProvider*, this ) );
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return (aRet.hasValue() ? aRet : OWeakObject::queryInterface( rType ));
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}
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// ::com::sun::star::lang::XUnoTunnel
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IMPL_XUNOTUNNEL( VCLXFont )
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// ::com::sun::star::lang::XTypeProvider
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IMPL_XTYPEPROVIDER_START( VCLXFont )
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getCppuType( ( ::com::sun::star::uno::Reference< ::com::sun::star::awt::XFont2>* ) NULL )
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IMPL_XTYPEPROVIDER_END
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::com::sun::star::awt::FontDescriptor VCLXFont::getFontDescriptor( ) throw(::com::sun::star::uno::RuntimeException)
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{
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::osl::Guard< ::osl::Mutex > aGuard( GetMutex() );
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return VCLUnoHelper::CreateFontDescriptor( maFont );
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}
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::com::sun::star::awt::SimpleFontMetric VCLXFont::getFontMetric( ) throw(::com::sun::star::uno::RuntimeException)
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{
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::osl::Guard< ::osl::Mutex > aGuard( GetMutex() );
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::com::sun::star::awt::SimpleFontMetric aFM;
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if ( ImplAssertValidFontMetric() )
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aFM = VCLUnoHelper::CreateFontMetric( *mpFontMetric );
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return aFM;
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}
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sal_Int16 VCLXFont::getCharWidth( sal_Unicode c ) throw(::com::sun::star::uno::RuntimeException)
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{
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::osl::Guard< ::osl::Mutex > aGuard( GetMutex() );
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sal_Int16 nRet = -1;
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OutputDevice* pOutDev = VCLUnoHelper::GetOutputDevice( mxDevice );
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if ( pOutDev )
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{
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Font aOldFont = pOutDev->GetFont();
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pOutDev->SetFont( maFont );
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nRet = sal::static_int_cast< sal_Int16 >(
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pOutDev->GetTextWidth( String(c) ));
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pOutDev->SetFont( aOldFont );
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}
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return nRet;
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}
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::com::sun::star::uno::Sequence< sal_Int16 > VCLXFont::getCharWidths( sal_Unicode nFirst, sal_Unicode nLast ) throw(::com::sun::star::uno::RuntimeException)
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{
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::osl::Guard< ::osl::Mutex > aGuard( GetMutex() );
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::com::sun::star::uno::Sequence<sal_Int16> aSeq;
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OutputDevice* pOutDev = VCLUnoHelper::GetOutputDevice( mxDevice );
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if ( pOutDev )
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{
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Font aOldFont = pOutDev->GetFont();
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pOutDev->SetFont( maFont );
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sal_Int16 nCount = nLast-nFirst + 1;
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aSeq = ::com::sun::star::uno::Sequence<sal_Int16>( nCount );
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for ( sal_uInt16 n = 0; n < nCount; n++ )
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{
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aSeq.getArray()[n] = sal::static_int_cast< sal_Int16 >(
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pOutDev->GetTextWidth(
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String(static_cast< sal_Unicode >(nFirst+n)) ));
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}
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pOutDev->SetFont( aOldFont );
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}
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return aSeq;
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}
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sal_Int32 VCLXFont::getStringWidth( const ::rtl::OUString& str ) throw(::com::sun::star::uno::RuntimeException)
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{
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::osl::Guard< ::osl::Mutex > aGuard( GetMutex() );
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sal_Int32 nRet = -1;
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OutputDevice* pOutDev = VCLUnoHelper::GetOutputDevice( mxDevice );
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if ( pOutDev )
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{
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Font aOldFont = pOutDev->GetFont();
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pOutDev->SetFont( maFont );
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nRet = pOutDev->GetTextWidth( str );
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pOutDev->SetFont( aOldFont );
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}
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return nRet;
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}
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sal_Int32 VCLXFont::getStringWidthArray( const ::rtl::OUString& str, ::com::sun::star::uno::Sequence< sal_Int32 >& rDXArray ) throw(::com::sun::star::uno::RuntimeException)
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{
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::osl::Guard< ::osl::Mutex > aGuard( GetMutex() );
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sal_Int32 nRet = -1;
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OutputDevice* pOutDev = VCLUnoHelper::GetOutputDevice( mxDevice );
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if ( pOutDev )
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{
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Font aOldFont = pOutDev->GetFont();
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pOutDev->SetFont( maFont );
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rDXArray = ::com::sun::star::uno::Sequence<sal_Int32>( str.getLength() );
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nRet = pOutDev->GetTextArray( str, rDXArray.getArray() );
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pOutDev->SetFont( aOldFont );
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}
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return nRet;
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}
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void VCLXFont::getKernPairs( ::com::sun::star::uno::Sequence< sal_Unicode >& rnChars1, ::com::sun::star::uno::Sequence< sal_Unicode >& rnChars2, ::com::sun::star::uno::Sequence< sal_Int16 >& rnKerns ) throw(::com::sun::star::uno::RuntimeException)
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{
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::osl::Guard< ::osl::Mutex > aGuard( GetMutex() );
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OutputDevice* pOutDev = VCLUnoHelper::GetOutputDevice( mxDevice );
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if( pOutDev )
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{
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Font aOldFont = pOutDev->GetFont();
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pOutDev->SetFont( maFont );
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sal_uLong nPairs = pOutDev->GetKerningPairCount();
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if ( nPairs )
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{
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KerningPair* pData = new KerningPair[ nPairs ];
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pOutDev->GetKerningPairs( nPairs, pData );
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rnChars1 = ::com::sun::star::uno::Sequence<sal_Unicode>( nPairs );
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rnChars2 = ::com::sun::star::uno::Sequence<sal_Unicode>( nPairs );
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rnKerns = ::com::sun::star::uno::Sequence<sal_Int16>( nPairs );
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sal_Unicode* pChars1 = rnChars1.getArray();
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sal_Unicode* pChars2 = rnChars2.getArray();
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sal_Int16* pKerns = rnKerns.getArray();
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for ( sal_uLong n = 0; n < nPairs; n++ )
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{
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pChars1[n] = pData[n].nChar1;
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pChars2[n] = pData[n].nChar2;
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pKerns[n] = sal::static_int_cast< sal_Int16 >(pData[n].nKern);
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}
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delete[] pData;
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}
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pOutDev->SetFont( aOldFont );
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}
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}
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// ::com::sun::star::awt::XFont2
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sal_Bool VCLXFont::hasGlyphs( const ::rtl::OUString& aText )
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throw(::com::sun::star::uno::RuntimeException)
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{
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::osl::Guard< ::osl::Mutex > aGuard( GetMutex() );
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OutputDevice* pOutDev = VCLUnoHelper::GetOutputDevice( mxDevice );
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if ( pOutDev )
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{
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String aStr( aText );
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if ( pOutDev->HasGlyphs( maFont, aStr, 0, aStr.Len() ) == STRING_LEN )
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{
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return sal_True;
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}
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}
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return sal_False;
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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