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-rw-r--r--xmloff/source/core/xmlehelp.cxx500
1 files changed, 500 insertions, 0 deletions
diff --git a/xmloff/source/core/xmlehelp.cxx b/xmloff/source/core/xmlehelp.cxx
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index 000000000000..e50e180b089a
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+++ b/xmloff/source/core/xmlehelp.cxx
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+/*************************************************************************
+ *
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * Copyright 2000, 2010 Oracle and/or its affiliates.
+ *
+ * OpenOffice.org - a multi-platform office productivity suite
+ *
+ * This file is part of OpenOffice.org.
+ *
+ * OpenOffice.org is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License version 3
+ * only, as published by the Free Software Foundation.
+ *
+ * OpenOffice.org 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 version 3 for more details
+ * (a copy is included in the LICENSE file that accompanied this code).
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * version 3 along with OpenOffice.org. If not, see
+ * <http://www.openoffice.org/license.html>
+ * for a copy of the LGPLv3 License.
+ *
+ ************************************************************************/
+
+// MARKER(update_precomp.py): autogen include statement, do not remove
+#include "precompiled_xmloff.hxx"
+#include <limits.h>
+#include <tools/debug.hxx>
+#include <tools/bigint.hxx>
+#include <rtl/ustrbuf.hxx>
+#include "xmlehelp.hxx"
+
+#ifndef _XMLOFF_XMTOKEN_HXX
+#include <xmloff/xmltoken.hxx>
+#endif
+
+using ::rtl::OUString;
+using ::rtl::OUStringBuffer;
+
+using namespace ::xmloff::token;
+
+void SvXMLExportHelper::AddLength( sal_Int32 nValue, MapUnit eValueUnit,
+ OUStringBuffer& rOut,
+ MapUnit eOutUnit )
+{
+ // the sign is processed seperatly
+ if( nValue < 0 )
+ {
+ nValue = -nValue;
+ rOut.append( sal_Unicode('-') );
+ }
+
+ // The new length is (nVal * nMul)/(nDiv*nFac*10)
+ sal_Int32 nMul = 1000;
+ sal_Int32 nDiv = 1;
+ sal_Int32 nFac = 100;
+ enum XMLTokenEnum eUnit = XML_TOKEN_INVALID;
+ switch( eValueUnit )
+ {
+ case MAP_TWIP:
+ switch( eOutUnit )
+ {
+ case MAP_100TH_MM:
+ case MAP_10TH_MM:
+ DBG_ASSERT( MAP_INCH == eOutUnit,
+ "output unit not supported for twip values" );
+ case MAP_MM:
+ // 0.01mm = 0.57twip (exactly)
+ nMul = 25400; // 25.4 * 1000
+ nDiv = 1440; // 72 * 20;
+ nFac = 100;
+ eUnit = XML_UNIT_MM;
+ break;
+
+ case MAP_CM:
+ // 0.001cm = 0.57twip (exactly)
+ nMul = 25400; // 2.54 * 10000
+ nDiv = 1440; // 72 * 20;
+ nFac = 1000;
+ eUnit = XML_UNIT_CM;
+ break;
+
+ case MAP_POINT:
+ // 0.01pt = 0.2twip (exactly)
+ nMul = 1000;
+ nDiv = 20;
+ nFac = 100;
+ eUnit = XML_UNIT_PT;
+ break;
+
+ case MAP_INCH:
+ default:
+ DBG_ASSERT( MAP_INCH == eOutUnit,
+ "output unit not supported for twip values" );
+ // 0.0001in = 0.144twip (exactly)
+ nMul = 100000;
+ nDiv = 1440; // 72 * 20;
+ nFac = 10000;
+ eUnit = XML_UNIT_INCH;
+ break;
+ }
+ break;
+
+ case MAP_POINT:
+ // 1pt = 1pt (exactly)
+ DBG_ASSERT( MAP_POINT == eOutUnit,
+ "output unit not supported for pt values" );
+ nMul = 10;
+ nDiv = 1;
+ nFac = 1;
+ eUnit = XML_UNIT_PT;
+ break;
+ case MAP_10TH_MM:
+ case MAP_100TH_MM:
+ {
+ long nFac2 = (MAP_100TH_MM == eValueUnit) ? 100 : 10;
+ switch( eOutUnit )
+ {
+ case MAP_100TH_MM:
+ case MAP_10TH_MM:
+ DBG_ASSERT( MAP_INCH == eOutUnit,
+ "output unit not supported for 1/100mm values" );
+ case MAP_MM:
+ // 0.01mm = 1 mm/100 (exactly)
+ nMul = 10;
+ nDiv = 1;
+ nFac = nFac2;
+ eUnit = XML_UNIT_MM;
+ break;
+
+ case MAP_CM:
+ // 0.001mm = 1 mm/100 (exactly)
+ nMul = 10;
+ nDiv = 1; // 72 * 20;
+ nFac = 10*nFac2;
+ eUnit = XML_UNIT_CM;
+ break;
+
+ case MAP_POINT:
+ // 0.01pt = 0.35 mm/100 (exactly)
+ nMul = 72000;
+ nDiv = 2540;
+ nFac = nFac2;
+ eUnit = XML_UNIT_PT;
+ break;
+
+ case MAP_INCH:
+ default:
+ DBG_ASSERT( MAP_INCH == eOutUnit,
+ "output unit not supported for 1/100mm values" );
+ // 0.0001in = 0.254 mm/100 (exactly)
+ nMul = 100000;
+ nDiv = 2540;
+ nFac = 100*nFac2;
+ eUnit = XML_UNIT_INCH;
+ break;
+ }
+ break;
+ }
+ default:
+ DBG_ASSERT( 0, "input unit not handled" );
+ break;
+ }
+
+
+ sal_Int32 nLongVal = 0;
+ BOOL bOutLongVal = TRUE;
+ if( nValue > SAL_MAX_INT32 / nMul )
+ {
+ // A big int is required for calculation
+ BigInt nBigVal( nValue );
+ nBigVal *= nMul;
+ nBigVal /= nDiv;
+ nBigVal += 5;
+ nBigVal /= 10;
+
+ if( nBigVal.IsLong() )
+ {
+ // To convert the value into a string a sal_Int32 is sufficient
+ nLongVal = sal_Int32( nBigVal );
+ }
+ else
+ {
+ BigInt nBigFac( nFac );
+ BigInt nBig10( 10 );
+ rOut.append( (sal_Int32)(nBigVal / nBigFac) );
+ if( !(nBigVal % nBigFac).IsZero() )
+ {
+ rOut.append( sal_Unicode('.') );
+ while( nFac > 1 && !(nBigVal % nBigFac).IsZero() )
+ {
+ nFac /= 10;
+ nBigFac = nFac;
+ rOut.append( (sal_Int32)((nBigVal / nBigFac) % nBig10 ) );
+ }
+ }
+ bOutLongVal = FALSE;
+ }
+ }
+ else
+ {
+ nLongVal = nValue * nMul;
+ nLongVal /= nDiv;
+ nLongVal += 5;
+ nLongVal /= 10;
+ }
+
+ if( bOutLongVal )
+ {
+ rOut.append( (sal_Int32)(nLongVal / nFac) );
+ if( nFac > 1 && (nLongVal % nFac) != 0 )
+ {
+ rOut.append( sal_Unicode('.') );
+ while( nFac > 1 && (nLongVal % nFac) != 0 )
+ {
+ nFac /= 10;
+ rOut.append( (sal_Int32)((nLongVal / nFac) % 10) );
+ }
+ }
+ }
+
+ if( eUnit != XML_TOKEN_INVALID )
+ rOut.append( GetXMLToken(eUnit) );
+}
+
+void SvXMLExportHelper::AddPercentage( sal_Int32 nValue, OUStringBuffer& rOut )
+{
+ rOut.append( nValue );
+ rOut.append( sal_Unicode('%' ) );
+}
+
+double SvXMLExportHelper::GetConversionFactor(::rtl::OUStringBuffer& rUnit,
+ const MapUnit eCoreUnit, const MapUnit eDestUnit)
+{
+ double fRetval(1.0);
+ rUnit.setLength(0L);
+
+ if(eCoreUnit != eDestUnit)
+ {
+ enum XMLTokenEnum eUnit = XML_TOKEN_INVALID;
+
+ switch(eCoreUnit)
+ {
+ case MAP_TWIP:
+ {
+ switch(eDestUnit)
+ {
+ case MAP_100TH_MM:
+ case MAP_10TH_MM:
+ {
+ DBG_ASSERT(MAP_INCH == eDestUnit, "output unit not supported for twip values");
+ }
+ case MAP_MM:
+ {
+ // 0.01mm = 0.57twip (exactly)
+ fRetval = ((25400.0 / 1440.0) / 1000.0);
+ eUnit = XML_UNIT_MM;
+ break;
+ }
+ case MAP_CM:
+ {
+ // 0.001cm = 0.57twip (exactly)
+ fRetval = ((25400.0 / 1440.0) / 10000.0);
+ eUnit = XML_UNIT_CM;
+ break;
+ }
+ case MAP_POINT:
+ {
+ // 0.01pt = 0.2twip (exactly)
+ fRetval = ((1000.0 / 20.0) / 1000.0);
+ eUnit = XML_UNIT_PT;
+ break;
+ }
+ case MAP_INCH:
+ default:
+ {
+ DBG_ASSERT(MAP_INCH == eDestUnit, "output unit not supported for twip values");
+ // 0.0001in = 0.144twip (exactly)
+ fRetval = ((100000.0 / 1440.0) / 100000.0);
+ eUnit = XML_UNIT_INCH;
+ break;
+ }
+ }
+ break;
+ }
+ case MAP_POINT:
+ {
+ switch(eDestUnit)
+ {
+ case MAP_MM:
+ // 1mm = 72 / 25.4 pt (exactly)
+ fRetval = ( 25.4 / 72.0 );
+ eUnit = XML_UNIT_MM;
+ break;
+
+ case MAP_CM:
+ // 1cm = 72 / 2.54 pt (exactly)
+ fRetval = ( 2.54 / 72.0 );
+ eUnit = XML_UNIT_CM;
+ break;
+
+ case MAP_TWIP:
+ // 1twip = 72 / 1440 pt (exactly)
+ fRetval = 20.0; // 1440.0 / 72.0
+ eUnit = XML_UNIT_PC;
+ break;
+
+ case MAP_INCH:
+ default:
+ DBG_ASSERT(MAP_INCH == eDestUnit, "output unit not supported for pt values");
+ // 1in = 72 pt (exactly)
+ fRetval = ( 1.0 / 72.0 );
+ eUnit = XML_UNIT_INCH;
+ break;
+ }
+ break;
+ }
+ case MAP_10TH_MM:
+ {
+ switch(eDestUnit)
+ {
+ case MAP_100TH_MM:
+ case MAP_10TH_MM:
+ {
+ DBG_ASSERT(MAP_INCH == eDestUnit, "output unit not supported for 1/100mm values");
+ }
+ case MAP_MM:
+ {
+ // 0.01mm = 1 mm/100 (exactly)
+ fRetval = ((10.0 / 1.0) / 100.0);
+ eUnit = XML_UNIT_MM;
+ break;
+ }
+ case MAP_CM:
+ {
+ // 0.001mm = 1 mm/100 (exactly)
+ fRetval = ((10.0 / 1.0) / 1000.0);
+ eUnit = XML_UNIT_CM;
+ break;
+ }
+ case MAP_POINT:
+ {
+ // 0.01pt = 0.35 mm/100 (exactly)
+ fRetval = ((72000.0 / 2540.0) / 100.0);
+ eUnit = XML_UNIT_PT;
+ break;
+ }
+ case MAP_INCH:
+ default:
+ {
+ DBG_ASSERT(MAP_INCH == eDestUnit, "output unit not supported for 1/100mm values");
+ // 0.0001in = 0.254 mm/100 (exactly)
+ fRetval = ((100000.0 / 2540.0) / 10000.0);
+ eUnit = XML_UNIT_INCH;
+ break;
+ }
+ }
+ break;
+ }
+ case MAP_100TH_MM:
+ {
+ switch(eDestUnit)
+ {
+ case MAP_100TH_MM:
+ case MAP_10TH_MM:
+ {
+ DBG_ASSERT(MAP_INCH == eDestUnit, "output unit not supported for 1/100mm values");
+ }
+ case MAP_MM:
+ {
+ // 0.01mm = 1 mm/100 (exactly)
+ fRetval = ((10.0 / 1.0) / 1000.0);
+ eUnit = XML_UNIT_MM;
+ break;
+ }
+ case MAP_CM:
+ {
+ // 0.001mm = 1 mm/100 (exactly)
+ fRetval = ((10.0 / 1.0) / 10000.0);
+ eUnit = XML_UNIT_CM;
+ break;
+ }
+ case MAP_POINT:
+ {
+ // 0.01pt = 0.35 mm/100 (exactly)
+ fRetval = ((72000.0 / 2540.0) / 1000.0);
+ eUnit = XML_UNIT_PT;
+ break;
+ }
+ case MAP_INCH:
+ default:
+ {
+ DBG_ASSERT(MAP_INCH == eDestUnit, "output unit not supported for 1/100mm values");
+ // 0.0001in = 0.254 mm/100 (exactly)
+ fRetval = ((100000.0 / 2540.0) / 100000.0);
+ eUnit = XML_UNIT_INCH;
+ break;
+ }
+ }
+ break;
+ }
+ default:
+ DBG_ERROR("xmloff::SvXMLExportHelper::GetConversionFactor(), illegal eCoreUnit value!");
+ break;
+ }
+
+ if(eUnit != XML_TOKEN_INVALID)
+ rUnit.append(GetXMLToken(eUnit));
+ }
+
+ return fRetval;
+}
+
+MapUnit SvXMLExportHelper::GetUnitFromString(const ::rtl::OUString& rString, MapUnit eDefaultUnit)
+{
+ sal_Int32 nPos = 0L;
+ sal_Int32 nLen = rString.getLength();
+ MapUnit eRetUnit = eDefaultUnit;
+
+ // skip white space
+ while( nPos < nLen && sal_Unicode(' ') == rString[nPos] )
+ nPos++;
+
+ // skip negative
+ if( nPos < nLen && sal_Unicode('-') == rString[nPos] )
+ nPos++;
+
+ // skip number
+ while( nPos < nLen && sal_Unicode('0') <= rString[nPos] && sal_Unicode('9') >= rString[nPos] )
+ nPos++;
+
+ if( nPos < nLen && sal_Unicode('.') == rString[nPos] )
+ {
+ nPos++;
+ while( nPos < nLen && sal_Unicode('0') <= rString[nPos] && sal_Unicode('9') >= rString[nPos] )
+ nPos++;
+ }
+
+ // skip white space
+ while( nPos < nLen && sal_Unicode(' ') == rString[nPos] )
+ nPos++;
+
+ if( nPos < nLen )
+ {
+ switch(rString[nPos])
+ {
+ case sal_Unicode('%') :
+ {
+ eRetUnit = MAP_RELATIVE;
+ break;
+ }
+ case sal_Unicode('c'):
+ case sal_Unicode('C'):
+ {
+ if(nPos+1 < nLen && (rString[nPos+1] == sal_Unicode('m')
+ || rString[nPos+1] == sal_Unicode('M')))
+ eRetUnit = MAP_CM;
+ break;
+ }
+ case sal_Unicode('e'):
+ case sal_Unicode('E'):
+ {
+ // CSS1_EMS or CSS1_EMX later
+ break;
+ }
+ case sal_Unicode('i'):
+ case sal_Unicode('I'):
+ {
+ if(nPos+1 < nLen && (rString[nPos+1] == sal_Unicode('n')
+ || rString[nPos+1] == sal_Unicode('n')))
+ eRetUnit = MAP_INCH;
+ break;
+ }
+ case sal_Unicode('m'):
+ case sal_Unicode('M'):
+ {
+ if(nPos+1 < nLen && (rString[nPos+1] == sal_Unicode('m')
+ || rString[nPos+1] == sal_Unicode('M')))
+ eRetUnit = MAP_MM;
+ break;
+ }
+ case sal_Unicode('p'):
+ case sal_Unicode('P'):
+ {
+ if(nPos+1 < nLen && (rString[nPos+1] == sal_Unicode('t')
+ || rString[nPos+1] == sal_Unicode('T')))
+ eRetUnit = MAP_POINT;
+ if(nPos+1 < nLen && (rString[nPos+1] == sal_Unicode('c')
+ || rString[nPos+1] == sal_Unicode('C')))
+ eRetUnit = MAP_TWIP;
+ break;
+ }
+ }
+ }
+
+ return eRetUnit;
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-05-22 17:10:54 +0000