LibreOffice Module xmloff (master)  1
weighhdl.cxx
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19 
20 #include "weighhdl.hxx"
21 
22 #include <sax/tools/converter.hxx>
23 
24 #include <xmloff/xmltoken.hxx>
25 
26 #include <rtl/ustring.hxx>
27 
28 #include <com/sun/star/uno/Any.hxx>
29 #include <com/sun/star/awt/FontWeight.hpp>
30 
31 using namespace ::com::sun::star::uno;
32 using namespace ::xmloff::token;
33 
34 namespace {
35 
36 struct FontWeightMapper
37 {
38  float fWeight;
39  sal_uInt16 nValue;
40 };
41 
42 }
43 
44 FontWeightMapper const aFontWeightMap[] =
45 {
46  { css::awt::FontWeight::DONTKNOW, 0 },
47  { css::awt::FontWeight::THIN, 100 },
48  { css::awt::FontWeight::ULTRALIGHT, 150 },
49  { css::awt::FontWeight::LIGHT, 250 },
50  { css::awt::FontWeight::SEMILIGHT, 350 },
51  { css::awt::FontWeight::NORMAL, 400 },
52  { css::awt::FontWeight::NORMAL, 450 },
53  { css::awt::FontWeight::SEMIBOLD, 600 },
54  { css::awt::FontWeight::BOLD, 700 },
55  { css::awt::FontWeight::ULTRABOLD, 800 },
56  { css::awt::FontWeight::BLACK, 900 },
57  { css::awt::FontWeight::DONTKNOW, 1000 }
58 };
59 
60 
62 {
63  // Nothing to do
64 }
65 
66 bool XMLFontWeightPropHdl::importXML( const OUString& rStrImpValue, Any& rValue, const SvXMLUnitConverter& ) const
67 {
68  bool bRet = false;
69  sal_uInt16 nWeight = 0;
70 
71  if( IsXMLToken( rStrImpValue, XML_NORMAL ) )
72  {
73  nWeight = 400;
74  bRet = true;
75  }
76  else if( IsXMLToken( rStrImpValue, XML_BOLD ) )
77  {
78  nWeight = 700;
79  bRet = true;
80  }
81  else
82  {
83  sal_Int32 nTemp;
84  bRet = ::sax::Converter::convertNumber(nTemp, rStrImpValue, 100, 900);
85  if( bRet )
86  nWeight = sal::static_int_cast< sal_uInt16 >(nTemp);
87  }
88 
89  if( bRet )
90  {
91  bRet = false;
92  int const nCount = SAL_N_ELEMENTS(aFontWeightMap);
93  for (int i = 0; i < (nCount-1); ++i)
94  {
95  if( (nWeight >= aFontWeightMap[i].nValue) && (nWeight <= aFontWeightMap[i+1].nValue) )
96  {
97  sal_uInt16 nDiff1 = nWeight - aFontWeightMap[i].nValue;
98  sal_uInt16 nDiff2 = aFontWeightMap[i+1].nValue - nWeight;
99 
100  if( nDiff1 < nDiff2 )
101  rValue <<= aFontWeightMap[i].fWeight;
102  else
103  rValue <<= aFontWeightMap[i+1].fWeight;
104 
105  bRet = true;
106  break;
107  }
108  }
109  }
110 
111  return bRet;
112 }
113 
114 bool XMLFontWeightPropHdl::exportXML( OUString& rStrExpValue, const Any& rValue, const SvXMLUnitConverter& ) const
115 {
116  bool bRet = false;
117 
118  float fValue = float();
119  if( !( rValue >>= fValue ) )
120  {
121  sal_Int32 nValue = 0;
122  if( rValue >>= nValue )
123  {
124  fValue = static_cast<float>(nValue);
125  bRet = true;
126  }
127  }
128  else
129  bRet = true;
130 
131  if( bRet )
132  {
133  sal_uInt16 nWeight = 0;
134  for( auto const & pair : aFontWeightMap )
135  {
136  if( fValue <= pair.fWeight )
137  {
138  nWeight = pair.nValue;
139  break;
140  }
141  }
142 
143  if( 400 == nWeight )
144  rStrExpValue = GetXMLToken(XML_NORMAL);
145  else if( 700 == nWeight )
146  rStrExpValue = GetXMLToken(XML_BOLD);
147  else
148  rStrExpValue = OUString::number( nWeight );
149  }
150 
151  return bRet;
152 }
153 
154 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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: weighhdl.cxx:114
bool IsXMLToken(const OUString &rString, enum XMLTokenEnum eToken)
compare eToken to the string
Definition: xmltoken.cxx:3434
the SvXMLTypeConverter converts values of various types from their internal representation to the tex...
Definition: xmluconv.hxx:77
css::uno::Any const & rValue
Definition: ImageStyle.hxx:38
int nCount
#define SAL_N_ELEMENTS(arr)
int i
virtual ~XMLFontWeightPropHdl() override
Definition: weighhdl.cxx:61
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: weighhdl.cxx:66
const OUString & GetXMLToken(enum XMLTokenEnum eToken)
return the OUString representation for eToken
Definition: xmltoken.cxx:3378
Handling of tokens in XML:
FontWeightMapper const aFontWeightMap[]
Definition: weighhdl.cxx:44
sal_Int16 nValue
static bool convertNumber(sal_Int32 &rValue, std::u16string_view aString, sal_Int32 nMin=SAL_MIN_INT32, sal_Int32 nMax=SAL_MAX_INT32)