src/plugins/litehtml_viewer/litehtml/utf8_strings.h

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