svgio/source/svgreader/svgstylenode.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 <svgio/svgreader/svgstylenode.hxx>
  21 #include <svgio/svgreader/svgdocument.hxx>
  22
  23 //////////////////////////////////////////////////////////////////////////////
  24
  25 namespace svgio
  26 {
  27     namespace svgreader
  28     {
  29         SvgStyleNode::SvgStyleNode(
  30             SvgDocument& rDocument,
  31             SvgNode* pParent)
  32         :   SvgNode(SVGTokenStyle, rDocument, pParent),
  33             maSvgStyleAttributes(),
  34             mbTextCss(false)
  35         {
  36         }
  37
  38         SvgStyleNode::~SvgStyleNode()
  39         {
  40             while(!maSvgStyleAttributes.empty())
  41             {
  42                 delete *(maSvgStyleAttributes.end() - 1);
  43                 maSvgStyleAttributes.pop_back();
  44             }
  45         }
  46
  47         void SvgStyleNode::parseAttribute(const OUString& rTokenName, SVGToken aSVGToken, const OUString& aContent)
  48         {
  49             // call parent
  50             SvgNode::parseAttribute(rTokenName, aSVGToken, aContent);
  51
  52             // parse own
  53             switch(aSVGToken)
  54             {
  55                 case SVGTokenType:
  56                 {
  57                     if(aContent.getLength())
  58                     {
  59                         static OUString aStrTextCss(OUString::createFromAscii("text/css"));
  60
  61                         if(aContent.match(aStrTextCss))
  62                         {
  63                             setTextCss(true);
  64                         }
  65                     }
  66                     break;
  67                 }
  68                 default:
  69                 {
  70                     break;
  71                 }
  72             }
  73         }
  74
  75         void SvgStyleNode::addCssStyleSheet(const OUString& aContent)
  76         {
  77             const sal_Int32 nLen(aContent.getLength());
  78
  79             if(nLen)
  80             {
  81                 sal_Int32 nPos(0);
  82                 OUStringBuffer aTokenValue;
  83
  84                 while(nPos < nLen)
  85                 {
  86                     const sal_Int32 nInitPos(nPos);
  87                     skip_char(aContent, sal_Unicode(' '), sal_Unicode('#'), nPos, nLen);
  88                     copyToLimiter(aContent, sal_Unicode('{'), nPos, aTokenValue, nLen);
  89                     const OUString aStyleName = aTokenValue.makeStringAndClear().trim();
  90
  91                     if(aStyleName.getLength() && nPos < nLen)
  92                     {
  93                         skip_char(aContent, sal_Unicode(' '), sal_Unicode('{'), nPos, nLen);
  94                         copyToLimiter(aContent, sal_Unicode('}'), nPos, aTokenValue, nLen);
  95                         skip_char(aContent, sal_Unicode(' '), sal_Unicode('}'), nPos, nLen);
  96                         const OUString aStyleContent = aTokenValue.makeStringAndClear().trim();
  97
  98                         if(aStyleContent.getLength())
  99                         {
 100                             // create new style
 101                             SvgStyleAttributes* pNewStyle = new SvgStyleAttributes(*this);
 102                             maSvgStyleAttributes.push_back(pNewStyle);
 103
 104                             // fill with content
 105                             pNewStyle->readStyle(aStyleContent);
 106
 107                             // register new style at document
 108                             const_cast< SvgDocument& >(getDocument()).addSvgStyleAttributesToMapper(aStyleName, *pNewStyle);
 109                         }
 110                     }
 111
 112                     if(nInitPos == nPos)
 113                     {
 114                         OSL_ENSURE(false, "Could not interpret on current position (!)");
 115                         nPos++;
 116                     }
 117                 }
 118             }
 119         }
 120
 121     } // end of namespace svgreader
 122 } // end of namespace svgio
 123
 124 //////////////////////////////////////////////////////////////////////////////
 125 // eof
 126
 127 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */