oox/source/drawingml/linepropertiescontext.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 <drawingml/linepropertiescontext.hxx>
  21 #include <oox/drawingml/drawingmltypes.hxx>
  22 #include <drawingml/misccontexts.hxx>
  23 #include <drawingml/lineproperties.hxx>
  24 #include <oox/helper/attributelist.hxx>
  25 #include <oox/token/namespaces.hxx>
  26 #include <oox/token/tokens.hxx>
  27
  28 using namespace ::oox::core;
  29 using namespace ::com::sun::star::uno;
  30 using namespace ::com::sun::star::xml::sax;
  31
  32 // CT_LineProperties
  33
  34 namespace oox { namespace drawingml {
  35
  36 LinePropertiesContext::LinePropertiesContext( ContextHandler2Helper const & rParent, const AttributeList& rAttribs,
  37     LineProperties& rLineProperties ) throw()
  38 : ContextHandler2( rParent )
  39 , mrLineProperties( rLineProperties )
  40 {
  41     mrLineProperties.moLineWidth = rAttribs.getInteger( XML_w );
  42     mrLineProperties.moLineCompound = rAttribs.getToken( XML_cmpd );
  43     mrLineProperties.moLineCap = rAttribs.getToken( XML_cap );
  44 }
  45
  46 LinePropertiesContext::~LinePropertiesContext()
  47 {
  48 }
  49
  50 ContextHandlerRef LinePropertiesContext::onCreateContext( sal_Int32 nElement, const AttributeList& rAttribs )
  51 {
  52     switch( nElement )
  53     {
  54         // LineFillPropertiesGroup
  55         case A_TOKEN( noFill ):
  56         case A_TOKEN( solidFill ):
  57         case A_TOKEN( gradFill ):
  58         case A_TOKEN( pattFill ):
  59             return FillPropertiesContext::createFillContext( *this, nElement, rAttribs, mrLineProperties.maLineFill );
  60         break;
  61
  62         // LineDashPropertiesGroup
  63         case A_TOKEN( prstDash ):  // CT_PresetLineDashProperties
  64             mrLineProperties.moPresetDash = rAttribs.getToken( XML_val );
  65         break;
  66         case A_TOKEN( custDash ):  // CT_DashStopList
  67             return this;
  68         break;
  69         case A_TOKEN( ds ):
  70         {
  71             // 'a:ds' has 2 attributes : 'd' and 'sp'
  72             // both are of type 'a:ST_PositivePercentage'
  73             // according to the specs Office will read percentages formatted with a trailing percent sign
  74             // or formatted as 1000th of a percent without a trailing percent sign, but only write percentages
  75             // as 1000th's of a percent without a trailing percent sign.
  76             // The code below takes care of both scenarios by converting to '1000th of a percent' always
  77             OUString aStr;
  78             sal_Int32 nDash = 0;
  79             aStr = rAttribs.getString( XML_d, "" );
  80             if ( aStr.endsWith("%") )
  81             {
  82                 // Ends with a '%'
  83                 aStr = aStr.copy(0, aStr.getLength() - 1);
  84                 aStr = aStr.trim();
  85                 nDash = aStr.toInt32();
  86
  87                 // Convert to 1000th of a percent
  88                 nDash *= 1000;
  89             }
  90             else
  91             {
  92                 nDash = rAttribs.getInteger( XML_d, 0 );
  93             }
  94
  95             sal_Int32 nSp = 0;
  96             aStr = rAttribs.getString( XML_sp, "" );
  97             if ( aStr.endsWith("%") )
  98             {
  99                 // Ends with a '%'
 100                 aStr = aStr.copy(0, aStr.getLength() - 1);
 101                 aStr = aStr.trim();
 102                 nSp = aStr.toInt32();
 103
 104                 // Convert to 1000th of a percent
 105                 nSp *= 1000;
 106             }
 107             else
 108             {
 109                 nSp = rAttribs.getInteger( XML_sp, 0 );
 110             }
 111
 112             mrLineProperties.maCustomDash.emplace_back( nDash, nSp );
 113         }
 114         break;
 115
 116         // LineJoinPropertiesGroup
 117         case A_TOKEN( round ):
 118         case A_TOKEN( bevel ):
 119         case A_TOKEN( miter ):
 120             mrLineProperties.moLineJoint = getBaseToken( nElement );
 121         break;
 122
 123         case A_TOKEN( headEnd ):  // CT_LineEndProperties
 124         case A_TOKEN( tailEnd ):  // CT_LineEndProperties
 125         {                         // ST_LineEndType
 126             bool bTailEnd = nElement == A_TOKEN( tailEnd );
 127             LineArrowProperties& rArrowProps = bTailEnd ? mrLineProperties.maEndArrow : mrLineProperties.maStartArrow;
 128             rArrowProps.moArrowType = rAttribs.getToken( XML_type );
 129             rArrowProps.moArrowWidth = rAttribs.getToken( XML_w );
 130             rArrowProps.moArrowLength = rAttribs.getToken( XML_len );
 131         }
 132         break;
 133     }
 134     return nullptr;
 135 }
 136
 137 } }
 138
 139 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */