src/plugins/litehtml_viewer/litehtml/css_length.cpp

   1 #include "html.h"\r
   2 #include "css_length.h"\r
   3 \r
   4 void litehtml::css_length::fromString( const tstring& str, const tstring& predefs, int defValue )\r
   5 {\r
   6         // TODO: Make support for calc\r
   7         if(str.substr(0, 4) == _t("calc"))\r
   8         {\r
   9                 m_is_predefined = true;\r
  10                 m_predef                = 0;\r
  11                 return;\r
  12         }\r
  13 \r
  14         int predef = value_index(str.c_str(), predefs.c_str(), -1);\r
  15         if(predef >= 0)\r
  16         {\r
  17                 m_is_predefined = true;\r
  18                 m_predef                = predef;\r
  19         } else\r
  20         {\r
  21                 m_is_predefined = false;\r
  22 \r
  23                 tstring num;\r
  24                 tstring un;\r
  25                 bool is_unit = false;\r
  26                 for(tstring::const_iterator chr = str.begin(); chr != str.end(); chr++)\r
  27                 {\r
  28                         if(!is_unit)\r
  29                         {\r
  30                                 if(t_isdigit(*chr) || *chr == _t('.') || *chr == _t('+') || *chr == _t('-'))\r
  31                                 {\r
  32                                         num += *chr;\r
  33                                 } else\r
  34                                 {\r
  35                                         is_unit = true;\r
  36                                 }\r
  37                         }\r
  38                         if(is_unit)\r
  39                         {\r
  40                                 un += *chr;\r
  41                         }\r
  42                 }\r
  43                 if(!num.empty())\r
  44                 {\r
  45                         m_value = (float) t_strtod(num.c_str(), 0);\r
  46                         m_units = (css_units) value_index(un.c_str(), css_units_strings, css_units_none);\r
  47                 } else\r
  48                 {\r
  49                         // not a number so it is predefined\r
  50                         m_is_predefined = true;\r
  51                         m_predef = defValue;\r
  52                 }\r
  53         }\r
  54 }\r