lotuswordpro/inc/lwptools.hxx

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  10  *  Sun Microsystems Inc., October, 2000
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  12  *  GNU Lesser General Public License Version 2.1
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  32  *  Sun Industry Standards Source License Version 1.1
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  35  *  Source License Version 1.1 (the "License"); You may not use this file
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  46  *  The Initial Developer of the Original Code is: IBM Corporation
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  48  *  Copyright: 2008 by IBM Corporation
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  52  *  Contributor(s): _______________________________________
  53  *
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  55  ************************************************************************/
  56 /*************************************************************************
  57  * @file
  58  *  to provide basic utilities for word pro filter
  59  ************************************************************************/
  60
  61 #ifndef INCLUDED_LOTUSWORDPRO_INC_LWPTOOLS_HXX
  62 #define INCLUDED_LOTUSWORDPRO_INC_LWPTOOLS_HXX
  63
  64 #include "lwpheader.hxx"
  65 #include "lwpobjstrm.hxx"
  66 #include "localtime.hxx"
  67 #include "xfilter/xfdatestyle.hxx"
  68 #include "xfilter/xftimestyle.hxx"
  69 #include <rtl/textenc.h>
  70 #include <stdexcept>
  71
  72 // 01/19/2005
  73 const sal_uInt32 UNITS_PER_INCH = 65536L * 72L;
  74 const double CM_PER_INCH = 2.54;
  75 const double INCHT_PER_CM = (1.0 / CM_PER_INCH);
  76 //end
  77
  78 const double POINTS_PER_INCH = 72.27;
  79 const double TWIPS_PER_POINT = 20.0;
  80 const double TWIPS_PER_INCH = (TWIPS_PER_POINT * POINTS_PER_INCH);
  81 const double TWIPS_PER_CM = (TWIPS_PER_INCH/CM_PER_INCH);
  82 /**
  83  * @brief   tool class (unicode, conversion) for lwp filter.
  84 */
  85 class LwpTools
  86 {
  87
  88 public:
  89     static void QuickReadUnicode( LwpObjectStream* pObjStrm,
  90         OUString& str, sal_uInt16 strlen,  rtl_TextEncoding aEncoding );
  91     static bool IsUnicodePacked(LwpObjectStream* pObjStrm, sal_uInt16 len);
  92
  93     inline static double ConvertFromUnits(sal_Int32 nUnits);
  94     inline static double ConvertToMetric(double fInch);
  95     inline static double ConvertFromUnitsToMetric(sal_Int32 nUnits);
  96
  97     inline static bool IsOddNumber(sal_uInt16 nNumber);
  98     inline static bool IsEvenNumber(sal_uInt16 nNumber);
  99
 100     static bool isFileUrl(const OString& fileName);
 101     static OUString convertToFileUrl(const OString& fileName);
 102     static OUString    DateTimeToOUString(const LtTm& dt);
 103
 104     static XFDateStyle* GetSystemDateStyle(bool bLongFormat);
 105     static XFTimeStyle* GetSystemTimeStyle();
 106 };
 107
 108 inline double LwpTools::ConvertFromUnits(sal_Int32 nUnits)
 109 {
 110     return static_cast<double>(nUnits)/UNITS_PER_INCH;
 111 }
 112 inline double LwpTools::ConvertToMetric(double fInch)
 113 {
 114     return fInch*CM_PER_INCH;
 115 }
 116 inline double LwpTools::ConvertFromUnitsToMetric(sal_Int32 nUnits)
 117 {
 118     double fInch = ConvertFromUnits(nUnits);
 119     return ConvertToMetric(fInch);
 120 }
 121 inline bool LwpTools::IsOddNumber(sal_uInt16 nNumber)
 122 {
 123     return (nNumber%2) != 0;
 124 }
 125 inline bool LwpTools::IsEvenNumber(sal_uInt16 nNumber)
 126 {
 127     return (nNumber%2) == 0;
 128 }
 129
 130 class BadSeek : public std::runtime_error
 131 {
 132 public:
 133     BadSeek() : std::runtime_error("Lotus Word Pro Bad Seek") { }
 134 };
 135
 136 class BadRead: public std::runtime_error
 137 {
 138 public:
 139     BadRead() : std::runtime_error("Lotus Word Pro Bad Read") { }
 140 };
 141
 142 class BadDecompress : public std::runtime_error
 143 {
 144 public:
 145     BadDecompress() : std::runtime_error("Lotus Word Pro Bad Decompress") { }
 146 };
 147
 148 #endif
 149
 150 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */