src/plugins/litehtml_viewer/litehtml/web_color.h

   1 #ifndef LH_WEB_COLOR_H
   2 #define LH_WEB_COLOR_H
   3
   4 namespace litehtml
   5 {
   6         struct def_color
   7         {
   8                 const char*     name;
   9                 const char*     rgb;
  10         };
  11
  12         extern def_color g_def_colors[];
  13
  14         class document_container;
  15
  16         struct web_color
  17         {
  18                 byte    red;
  19                 byte    green;
  20                 byte    blue;
  21                 byte    alpha;
  22
  23                 static const web_color transparent;
  24                 static const web_color black;
  25                 static const web_color white;
  26
  27                 web_color(byte r, byte g, byte b, byte a = 255)
  28                 {
  29                         red             = r;
  30                         green   = g;
  31                         blue    = b;
  32                         alpha   = a;
  33                 }
  34
  35                 web_color()
  36                 {
  37                         red             = 0;
  38                         green   = 0;
  39                         blue    = 0;
  40                         alpha   = 0xFF;
  41                 }
  42
  43                 bool operator==(web_color color) const { return red == color.red && green == color.green && blue == color.blue && alpha == color.alpha; }
  44                 bool operator!=(web_color color) const { return !(*this == color); }
  45
  46                 string to_string() const;
  47                 static web_color        from_string(const string& str, document_container* callback);
  48                 static string           resolve_name(const string& name, document_container* callback);
  49                 static bool                     is_color(const string& str, document_container* callback);
  50         };
  51 }
  52
  53 #endif  // LH_WEB_COLOR_H