LibreOffice Module xmloff (master)  1
backhdl.cxx
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19 
20 #include "backhdl.hxx"
21 #include <xmloff/xmltoken.hxx>
22 #include <xmloff/xmluconv.hxx>
23 #include <xmloff/xmlement.hxx>
24 #include <sax/tools/converter.hxx>
25 #include <com/sun/star/uno/Any.hxx>
26 #include <rtl/ustrbuf.hxx>
27 #include <sal/log.hxx>
28 
29 using namespace ::com::sun::star;
30 using namespace ::xmloff::token;
31 
33 {
34  { XML_LEFT, style::GraphicLocation_LEFT_MIDDLE },
35  { XML_RIGHT, style::GraphicLocation_RIGHT_MIDDLE },
36  { XML_TOKEN_INVALID, style::GraphicLocation(0) }
37 };
38 
40 {
41  { XML_TOP, style::GraphicLocation_MIDDLE_TOP },
42  { XML_BOTTOM, style::GraphicLocation_MIDDLE_BOTTOM },
43  { XML_TOKEN_INVALID, style::GraphicLocation(0) }
44 };
45 
46 
47 
48 
50 {
51  // Nothing to do
52 }
53 
54 bool XMLBackGraphicPositionPropHdl::importXML( const OUString& rStrImpValue, uno::Any& rValue, const SvXMLUnitConverter& ) const
55 {
56  bool bRet = true;
57  style::GraphicLocation ePos = style::GraphicLocation_NONE, eTmp;
58  style::GraphicLocation nTmpGraphicLocation;
59  SvXMLTokenEnumerator aTokenEnum( rStrImpValue );
60  OUString aToken;
61  bool bHori = false, bVert = false;
62 
63  while( bRet && aTokenEnum.getNextToken( aToken ) )
64  {
65  if( bHori && bVert )
66  {
67  bRet = false;
68  }
69  else if( -1 != aToken.indexOf( '%' ) )
70  {
71  sal_Int32 nPrc = 50;
72  if (::sax::Converter::convertPercent( nPrc, aToken ))
73  {
74  if( !bHori )
75  {
76  ePos = nPrc < 25 ? style::GraphicLocation_LEFT_TOP :
77  (nPrc < 75 ? style::GraphicLocation_MIDDLE_MIDDLE :
78  style::GraphicLocation_RIGHT_BOTTOM);
79  bHori = true;
80  }
81  else
82  {
83  eTmp = nPrc < 25 ? style::GraphicLocation_LEFT_TOP:
84  (nPrc < 75 ? style::GraphicLocation_LEFT_MIDDLE :
85  style::GraphicLocation_LEFT_BOTTOM);
86  MergeXMLVertPos( ePos, eTmp );
87  bVert = true;
88  }
89  }
90  else
91  {
92  // wrong percentage
93  bRet = false;
94  }
95  }
96  else if( IsXMLToken( aToken, XML_CENTER ) )
97  {
98  if( bHori )
99  MergeXMLVertPos( ePos, style::GraphicLocation_MIDDLE_MIDDLE );
100  else if ( bVert )
101  MergeXMLHoriPos( ePos, style::GraphicLocation_MIDDLE_MIDDLE );
102  else
103  ePos = style::GraphicLocation_MIDDLE_MIDDLE;
104  }
105  else if( SvXMLUnitConverter::convertEnum( nTmpGraphicLocation, aToken, pXML_BrushHorizontalPos ) )
106  {
107  if( bVert )
108  MergeXMLHoriPos( ePos, nTmpGraphicLocation );
109  else if( !bHori )
110  ePos = nTmpGraphicLocation;
111  else
112  bRet = false;
113 
114  bHori = true;
115  }
116  else if( SvXMLUnitConverter::convertEnum( nTmpGraphicLocation, aToken, pXML_BrushVerticalPos ) )
117  {
118  if( bHori )
119  MergeXMLVertPos( ePos, nTmpGraphicLocation );
120  else if( !bVert )
121  ePos = nTmpGraphicLocation;
122  else
123  bRet = false;
124  bVert = true;
125  }
126  else
127  {
128  bRet = false;
129  }
130  }
131 
132  bRet &= style::GraphicLocation_NONE != ePos;
133  if( bRet )
134  rValue <<= static_cast<style::GraphicLocation>(static_cast<sal_uInt16>(ePos));
135 
136  return bRet;
137 }
138 
139 bool XMLBackGraphicPositionPropHdl::exportXML( OUString& rStrExpValue, const uno::Any& rValue, const SvXMLUnitConverter& ) const
140 {
141  bool bRet = true;
142  OUStringBuffer aOut;
143 
144  style::GraphicLocation eLocation;
145  if( !( rValue >>= eLocation ) )
146  {
147  sal_Int32 nValue = 0;
148  if( rValue >>= nValue )
149  eLocation = static_cast<style::GraphicLocation>(nValue);
150  else
151  bRet = false;
152  }
153 
154  if( bRet )
155  {
156  bRet = false;
157 
158  switch( eLocation )
159  {
160  case style::GraphicLocation_LEFT_TOP:
161  case style::GraphicLocation_MIDDLE_TOP:
162  case style::GraphicLocation_RIGHT_TOP:
163  aOut.append( GetXMLToken(XML_TOP) );
164  bRet = true;
165  break;
166  case style::GraphicLocation_LEFT_MIDDLE:
167  case style::GraphicLocation_MIDDLE_MIDDLE:
168  case style::GraphicLocation_RIGHT_MIDDLE:
169  aOut.append( GetXMLToken(XML_CENTER) );
170  bRet = true;
171  break;
172  case style::GraphicLocation_LEFT_BOTTOM:
173  case style::GraphicLocation_MIDDLE_BOTTOM:
174  case style::GraphicLocation_RIGHT_BOTTOM:
175  aOut.append( GetXMLToken(XML_BOTTOM) );
176  bRet = true;
177  break;
178  default:
179  break;
180  }
181 
182  if( bRet )
183  {
184  aOut.append( ' ' );
185 
186  switch( eLocation )
187  {
188  case style::GraphicLocation_LEFT_TOP:
189  case style::GraphicLocation_LEFT_BOTTOM:
190  case style::GraphicLocation_LEFT_MIDDLE:
191  aOut.append( GetXMLToken(XML_LEFT) );
192  break;
193  case style::GraphicLocation_MIDDLE_TOP:
194  case style::GraphicLocation_MIDDLE_MIDDLE:
195  case style::GraphicLocation_MIDDLE_BOTTOM:
196  aOut.append( GetXMLToken(XML_CENTER) );
197  break;
198  case style::GraphicLocation_RIGHT_MIDDLE:
199  case style::GraphicLocation_RIGHT_TOP:
200  case style::GraphicLocation_RIGHT_BOTTOM:
201  aOut.append( GetXMLToken(XML_RIGHT) );
202  break;
203  default:
204  break;
205  }
206  }
207  }
208 
209  rStrExpValue = aOut.makeStringAndClear();
210 
211  return bRet;
212 }
213 
214 void XMLBackGraphicPositionPropHdl::MergeXMLVertPos( style::GraphicLocation& ePos, style::GraphicLocation eVert )
215 {
216  switch( ePos )
217  {
218  case style::GraphicLocation_LEFT_TOP:
219  case style::GraphicLocation_LEFT_MIDDLE:
220  case style::GraphicLocation_LEFT_BOTTOM:
221  ePos = style::GraphicLocation_MIDDLE_TOP==eVert ?
222  style::GraphicLocation_LEFT_TOP :
223  (style::GraphicLocation_MIDDLE_MIDDLE==eVert ?
224  style::GraphicLocation_LEFT_MIDDLE :
225  style::GraphicLocation_LEFT_BOTTOM);
226  break;
227 
228  case style::GraphicLocation_MIDDLE_TOP:
229  case style::GraphicLocation_MIDDLE_MIDDLE:
230  case style::GraphicLocation_MIDDLE_BOTTOM:
231  ePos = eVert;
232  break;
233 
234  case style::GraphicLocation_RIGHT_TOP:
235  case style::GraphicLocation_RIGHT_MIDDLE:
236  case style::GraphicLocation_RIGHT_BOTTOM:
237  ePos = style::GraphicLocation_MIDDLE_TOP==eVert ?
238  style::GraphicLocation_RIGHT_TOP :
239  (style::GraphicLocation_MIDDLE_MIDDLE==eVert ?
240  style::GraphicLocation_RIGHT_MIDDLE :
241  style::GraphicLocation_RIGHT_BOTTOM);
242  break;
243  default:
244  break;
245  }
246 }
247 
248 void XMLBackGraphicPositionPropHdl::MergeXMLHoriPos( style::GraphicLocation& ePos, style::GraphicLocation eHori )
249 {
250  SAL_WARN_IF( !(style::GraphicLocation_LEFT_MIDDLE==eHori || style::GraphicLocation_MIDDLE_MIDDLE==eHori || style::GraphicLocation_RIGHT_MIDDLE==eHori), "xmloff",
251  "lcl_frmitems_MergeXMLHoriPos: vertical pos must be middle" );
252 
253  switch( ePos )
254  {
255  case style::GraphicLocation_LEFT_TOP:
256  case style::GraphicLocation_MIDDLE_TOP:
257  case style::GraphicLocation_RIGHT_TOP:
258  ePos = style::GraphicLocation_LEFT_MIDDLE==eHori ?
259  style::GraphicLocation_LEFT_TOP :
260  (style::GraphicLocation_MIDDLE_MIDDLE==eHori ?
261  style::GraphicLocation_MIDDLE_TOP :
262  style::GraphicLocation_RIGHT_TOP);
263  break;
264 
265  case style::GraphicLocation_LEFT_MIDDLE:
266  case style::GraphicLocation_MIDDLE_MIDDLE:
267  case style::GraphicLocation_RIGHT_MIDDLE:
268  ePos = eHori;
269  break;
270 
271  case style::GraphicLocation_LEFT_BOTTOM:
272  case style::GraphicLocation_MIDDLE_BOTTOM:
273  case style::GraphicLocation_RIGHT_BOTTOM:
274  ePos = style::GraphicLocation_LEFT_MIDDLE==eHori ?
275  style::GraphicLocation_LEFT_BOTTOM :
276  (style::GraphicLocation_MIDDLE_MIDDLE==eHori ?
277  style::GraphicLocation_MIDDLE_BOTTOM :
278  style::GraphicLocation_RIGHT_BOTTOM);
279  break;
280  default:
281  break;
282  }
283 }
284 
285 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
bool IsXMLToken(const OUString &rString, enum XMLTokenEnum eToken)
compare eToken to the string
Definition: xmltoken.cxx:3434
static bool convertEnum(EnumT &rEnum, const OUString &rValue, const SvXMLEnumMapEntry< EnumT > *pMap)
convert string to enum using given enum map, if the enum is not found in the map, this method will re...
Definition: xmluconv.hxx:128
virtual ~XMLBackGraphicPositionPropHdl() override
Definition: backhdl.cxx:49
SvXMLEnumMapEntry< style::GraphicLocation > const pXML_BrushHorizontalPos[]
Definition: backhdl.cxx:32
the SvXMLTypeConverter converts values of various types from their internal representation to the tex...
Definition: xmluconv.hxx:77
bool getNextToken(OUString &rToken)
Definition: xmluconv.cxx:449
SvXMLEnumMapEntry< style::GraphicLocation > const pXML_BrushVerticalPos[]
Definition: backhdl.cxx:39
css::chart::ChartAxisLabelPosition ePos
css::uno::Any const & rValue
Definition: ImageStyle.hxx:38
static void MergeXMLHoriPos(css::style::GraphicLocation &ePos, css::style::GraphicLocation eHori)
Definition: backhdl.cxx:248
static void MergeXMLVertPos(css::style::GraphicLocation &ePos, css::style::GraphicLocation eVert)
Definition: backhdl.cxx:214
virtual bool exportXML(OUString &rStrExpValue, const css::uno::Any &rValue, const SvXMLUnitConverter &rUnitConverter) const override
Exports the given value according to the XML-data-type corresponding to the derived class...
Definition: backhdl.cxx:139
virtual bool importXML(const OUString &rStrImpValue, css::uno::Any &rValue, const SvXMLUnitConverter &rUnitConverter) const override
Imports the given value according to the XML-data-type corresponding to the derived class...
Definition: backhdl.cxx:54
Map an XMLTokenEnum to an enum value.
Definition: ximpshap.hxx:40
#define SAL_WARN_IF(condition, area, stream)
const OUString & GetXMLToken(enum XMLTokenEnum eToken)
return the OUString representation for eToken
Definition: xmltoken.cxx:3378
Handling of tokens in XML:
sal_Int16 nValue
static bool convertPercent(sal_Int32 &rValue, const OUString &rString)