xmloff/source/style/XMLClipPropertyHandler.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #include <XMLClipPropertyHandler.hxx>
  21 #include <com/sun/star/uno/Any.hxx>
  22 #include <rtl/ustrbuf.hxx>
  23 #include <sal/log.hxx>
  24 #include <com/sun/star/text/GraphicCrop.hpp>
  25 #include <xmloff/xmluconv.hxx>
  26 #include <xmloff/xmltoken.hxx>
  27
  28 using namespace ::com::sun::star;
  29 using namespace ::com::sun::star::uno;
  30 using namespace ::com::sun::star::text;
  31 using namespace ::xmloff::token;
  32
  33
  34
  35
  36 XMLClipPropertyHandler::XMLClipPropertyHandler( bool bODF11 ) :
  37     m_bODF11( bODF11 )
  38 {
  39 }
  40
  41 XMLClipPropertyHandler::~XMLClipPropertyHandler()
  42 {
  43     // nothing to do
  44 }
  45
  46 bool XMLClipPropertyHandler::equals(
  47         const Any& r1,
  48         const Any& r2 ) const
  49 {
  50     GraphicCrop aCrop1, aCrop2;
  51     r1 >>= aCrop1;
  52     r2 >>= aCrop2;
  53
  54     return aCrop1.Top == aCrop2.Top &&
  55            aCrop1.Bottom == aCrop2.Bottom &&
  56            aCrop1.Left == aCrop2.Left &&
  57            aCrop1.Right == aCrop2.Right;
  58 }
  59
  60 bool XMLClipPropertyHandler::importXML( const OUString& rStrImpValue, uno::Any& rValue, const SvXMLUnitConverter& rUnitConverter ) const
  61 {
  62     bool bRet = false;
  63     sal_Int32 nLen = rStrImpValue.getLength();
  64     if( nLen > 6 &&
  65         rStrImpValue.startsWith( GetXMLToken(XML_RECT)) &&
  66         rStrImpValue[4] == '(' &&
  67         rStrImpValue[nLen-1] == ')' )
  68     {
  69         GraphicCrop aCrop;
  70         OUString sTmp( rStrImpValue.copy( 5, nLen-6 ) );
  71
  72         bool bHasComma = sTmp.indexOf( ',' ) != -1;
  73         SvXMLTokenEnumerator aTokenEnum( sTmp, bHasComma ? ',' : ' ' );
  74
  75         sal_uInt16 nPos = 0;
  76         std::u16string_view aToken;
  77         while( aTokenEnum.getNextToken( aToken ) )
  78         {
  79             sal_Int32 nVal = 0;
  80             if( !IsXMLToken(aToken, XML_AUTO) &&
  81                 !rUnitConverter.convertMeasureToCore( nVal, aToken ) )
  82                 break;
  83
  84             // fdo#80009 such nonsense could be written via WW8 import fdo#77454
  85             if (abs(nVal) > 400000)
  86             {
  87                 SAL_INFO("xmloff.style", "ignoring excessive clip " << OUString(aToken));
  88                 nVal = 0;
  89             }
  90
  91             switch( nPos )
  92             {
  93             case 0: aCrop.Top = nVal;   break;
  94             case 1: aCrop.Right = nVal; break;
  95             case 2: aCrop.Bottom = nVal;    break;
  96             case 3: aCrop.Left = nVal;  break;
  97             }
  98             nPos++;
  99         }
 100
 101         bRet = (4 == nPos );
 102         if( bRet )
 103             rValue <<= aCrop;
 104     }
 105
 106     return bRet;
 107 }
 108
 109 bool XMLClipPropertyHandler::exportXML( OUString& rStrExpValue, const uno::Any& rValue, const SvXMLUnitConverter& rUnitConverter ) const
 110 {
 111     bool bRet = false;
 112     OUStringBuffer aOut(30);
 113     GraphicCrop aCrop;
 114
 115     if( rValue >>= aCrop )
 116     {
 117         aOut.append( GetXMLToken(XML_RECT) + "(" );
 118         rUnitConverter.convertMeasureToXML( aOut, aCrop.Top );
 119         if( !m_bODF11 )
 120             aOut.append( ',' );
 121         aOut.append( ' ' );
 122         rUnitConverter.convertMeasureToXML( aOut, aCrop.Right );
 123         if( !m_bODF11 )
 124             aOut.append( ',' );
 125         aOut.append( ' ' );
 126         rUnitConverter.convertMeasureToXML( aOut, aCrop.Bottom );
 127         if( !m_bODF11 )
 128             aOut.append( ',' );
 129         aOut.append( ' ' );
 130         rUnitConverter.convertMeasureToXML( aOut, aCrop.Left );
 131         aOut.append( ')' );
 132         rStrExpValue = aOut.makeStringAndClear();
 133
 134         bRet = true;
 135     }
 136
 137     return bRet;
 138 }
 139
 140 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */