/************************************************************************* * * $RCSfile: vclxfont.cxx,v $ * * $Revision: 1.2 $ * * last change: $Author: mt $ $Date: 2002-07-12 13:41:47 $ * * The Contents of this file are made available subject to the terms of * either of the following licenses * * - GNU Lesser General Public License Version 2.1 * - Sun Industry Standards Source License Version 1.1 * * Sun Microsystems Inc., October, 2000 * * GNU Lesser General Public License Version 2.1 * ============================================= * Copyright 2000 by Sun Microsystems, Inc. * 901 San Antonio Road, Palo Alto, CA 94303, USA * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License version 2.1, as published by the Free Software Foundation. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, * MA 02111-1307 USA * * * Sun Industry Standards Source License Version 1.1 * ================================================= * The contents of this file are subject to the Sun Industry Standards * Source License Version 1.1 (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.openoffice.org/license.html. * * Software provided under this License is provided on an "AS IS" basis, * WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING, * WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS, * MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING. * See the License for the specific provisions governing your rights and * obligations concerning the Software. * * The Initial Developer of the Original Code is: Sun Microsystems, Inc. * * Copyright: 2000 by Sun Microsystems, Inc. * * All Rights Reserved. * * Contributor(s): _______________________________________ * * ************************************************************************/ #include #include #include #include #include #include #include #include // ---------------------------------------------------- // class VCLXFont // ---------------------------------------------------- VCLXFont::VCLXFont() { mpFontMetric = NULL; } VCLXFont::~VCLXFont() { delete mpFontMetric; } void VCLXFont::Init( ::com::sun::star::awt::XDevice& rxDev, const Font& rFont ) { mxDevice = &rxDev; delete mpFontMetric; mpFontMetric = NULL; maFont = rFont; } BOOL VCLXFont::ImplAssertValidFontMetric() { if ( !mpFontMetric && mxDevice.is() ) { OutputDevice* pOutDev = VCLUnoHelper::GetOutputDevice( mxDevice ); if ( pOutDev ) { Font aOldFont = pOutDev->GetFont(); pOutDev->SetFont( maFont ); mpFontMetric = new FontMetric( pOutDev->GetFontMetric() ); pOutDev->SetFont( aOldFont ); } } return mpFontMetric ? TRUE : FALSE; } // ::com::sun::star::uno::XInterface ::com::sun::star::uno::Any VCLXFont::queryInterface( const ::com::sun::star::uno::Type & rType ) throw(::com::sun::star::uno::RuntimeException) { ::com::sun::star::uno::Any aRet = ::cppu::queryInterface( rType, SAL_STATIC_CAST( ::com::sun::star::awt::XFont*, this ), SAL_STATIC_CAST( ::com::sun::star::lang::XUnoTunnel*, this ), SAL_STATIC_CAST( ::com::sun::star::lang::XTypeProvider*, this ) ); return (aRet.hasValue() ? aRet : OWeakObject::queryInterface( rType )); } // ::com::sun::star::lang::XUnoTunnel IMPL_XUNOTUNNEL( VCLXFont ) // ::com::sun::star::lang::XTypeProvider IMPL_XTYPEPROVIDER_START( VCLXFont ) getCppuType( ( ::com::sun::star::uno::Reference< ::com::sun::star::awt::XFont>* ) NULL ) IMPL_XTYPEPROVIDER_END ::com::sun::star::awt::FontDescriptor VCLXFont::getFontDescriptor( ) throw(::com::sun::star::uno::RuntimeException) { ::osl::Guard< ::osl::Mutex > aGuard( GetMutex() ); return VCLUnoHelper::CreateFontDescriptor( maFont ); } ::com::sun::star::awt::SimpleFontMetric VCLXFont::getFontMetric( ) throw(::com::sun::star::uno::RuntimeException) { ::osl::Guard< ::osl::Mutex > aGuard( GetMutex() ); ::com::sun::star::awt::SimpleFontMetric aFM; if ( ImplAssertValidFontMetric() ) aFM = VCLUnoHelper::CreateFontMetric( *mpFontMetric ); return aFM; } sal_Int16 VCLXFont::getCharWidth( sal_Unicode c ) throw(::com::sun::star::uno::RuntimeException) { ::osl::Guard< ::osl::Mutex > aGuard( GetMutex() ); sal_Int16 nRet = -1; OutputDevice* pOutDev = VCLUnoHelper::GetOutputDevice( mxDevice ); if ( pOutDev ) { Font aOldFont = pOutDev->GetFont(); pOutDev->SetFont( maFont ); nRet = pOutDev->GetTextWidth( c ); pOutDev->SetFont( aOldFont ); } return nRet; } ::com::sun::star::uno::Sequence< sal_Int16 > VCLXFont::getCharWidths( sal_Unicode nFirst, sal_Unicode nLast ) throw(::com::sun::star::uno::RuntimeException) { ::osl::Guard< ::osl::Mutex > aGuard( GetMutex() ); ::com::sun::star::uno::Sequence aSeq; OutputDevice* pOutDev = VCLUnoHelper::GetOutputDevice( mxDevice ); if ( pOutDev ) { Font aOldFont = pOutDev->GetFont(); pOutDev->SetFont( maFont ); sal_Int16 nCount = nLast-nFirst + 1; aSeq = ::com::sun::star::uno::Sequence( nCount ); for ( USHORT n = 0; n < nCount; n++ ) { aSeq.getArray()[n] = pOutDev->GetTextWidth( nFirst+n ); } pOutDev->SetFont( aOldFont ); } return aSeq; } sal_Int32 VCLXFont::getStringWidth( const ::rtl::OUString& str ) throw(::com::sun::star::uno::RuntimeException) { ::osl::Guard< ::osl::Mutex > aGuard( GetMutex() ); sal_Int32 nRet = -1; OutputDevice* pOutDev = VCLUnoHelper::GetOutputDevice( mxDevice ); if ( pOutDev ) { Font aOldFont = pOutDev->GetFont(); pOutDev->SetFont( maFont ); nRet = pOutDev->GetTextWidth( str ); pOutDev->SetFont( aOldFont ); } return nRet; } sal_Int32 VCLXFont::getStringWidthArray( const ::rtl::OUString& str, ::com::sun::star::uno::Sequence< sal_Int32 >& rDXArray ) throw(::com::sun::star::uno::RuntimeException) { ::osl::Guard< ::osl::Mutex > aGuard( GetMutex() ); sal_Int32 nRet = -1; OutputDevice* pOutDev = VCLUnoHelper::GetOutputDevice( mxDevice ); if ( pOutDev ) { Font aOldFont = pOutDev->GetFont(); pOutDev->SetFont( maFont ); rDXArray = ::com::sun::star::uno::Sequence( str.getLength() ); nRet = pOutDev->GetTextArray( str, rDXArray.getArray() ); pOutDev->SetFont( aOldFont ); } return nRet; } 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) { ::osl::Guard< ::osl::Mutex > aGuard( GetMutex() ); OutputDevice* pOutDev = VCLUnoHelper::GetOutputDevice( mxDevice ); if( pOutDev ) { Font aOldFont = pOutDev->GetFont(); pOutDev->SetFont( maFont ); ULONG nPairs = pOutDev->GetKerningPairCount(); if ( nPairs ) { KerningPair* pData = new KerningPair[ nPairs ]; pOutDev->GetKerningPairs( nPairs, pData ); rnChars1 = ::com::sun::star::uno::Sequence( nPairs ); rnChars2 = ::com::sun::star::uno::Sequence( nPairs ); rnKerns = ::com::sun::star::uno::Sequence( nPairs ); sal_Unicode* pChars1 = rnChars1.getArray(); sal_Unicode* pChars2 = rnChars2.getArray(); sal_Int16* pKerns = rnKerns.getArray(); for ( ULONG n = 0; n < nPairs; n++ ) { pChars1[n] = pData[n].nChar1; pChars2[n] = pData[n].nChar2; pKerns[n] = pData[n].nKern; } delete[] pData; } pOutDev->SetFont( aOldFont ); } }