src/plugins/litehtml_viewer/litehtml/utf8_strings.h

   1 #ifndef LH_UTF8_STRINGS_H
   2 #define LH_UTF8_STRINGS_H
   3
   4 namespace litehtml
   5 {
   6         class utf8_to_wchar
   7         {
   8                 const byte* m_utf8;
   9                 std::wstring m_str;
  10         public:
  11                 utf8_to_wchar(const char* val);
  12                 operator const wchar_t*() const
  13                 {
  14                         return m_str.c_str();
  15                 }
  16         private:
  17                 ucode_t getb()
  18                 {
  19                         if (!(*m_utf8)) return 0;
  20                         return *m_utf8++;
  21                 }
  22                 ucode_t get_next_utf8(ucode_t val)
  23                 {
  24                         return (val & 0x3f);
  25                 }
  26                 ucode_t get_char();
  27         };
  28
  29         class wchar_to_utf8
  30         {
  31                 std::string m_str;
  32         public:
  33                 wchar_to_utf8(const wchar_t* val);
  34                 operator const char*() const
  35                 {
  36                         return m_str.c_str();
  37                 }
  38         };
  39
  40 #ifdef LITEHTML_UTF8
  41 #define litehtml_from_utf8(str)         str
  42 #define litehtml_to_utf8(str)           str
  43 #define litehtml_from_wchar(str)        wchar_to_utf8(str)
  44 #else
  45 #define litehtml_from_utf8(str)         utf8_to_wchar(str)
  46 #define litehtml_from_wchar(str)        str
  47 #define litehtml_to_utf8(str)           wchar_to_utf8(str)
  48 #endif
  49 }
  50
  51 #endif  // LH_UTF8_STRINGS_H