campo-sirio/include/colors.cpp

#include <os_dep.h>                   
#include <colors.h>                   

COLOR RGB2COLOR(unsigned char red, unsigned char green, unsigned char blue)
{
  COLOR def = MAKE_COLOR(red, green, blue);

  // Se nel colore non compare l'indice cerca di calcolarlo
  const unsigned char color_index = (unsigned char)(def >> 12);
  if (color_index <= 0x0 || color_index > 0xF)                                
  {
    const COLOR native_color[11] = { COLOR_RED,     COLOR_GREEN,  COLOR_BLUE,  COLOR_CYAN, 
                                     COLOR_MAGENTA, COLOR_YELLOW, COLOR_BLACK, COLOR_DKGRAY,
                                     COLOR_GRAY,    COLOR_LTGRAY, COLOR_WHITE };
    def &= 0x00FFFFFF;                                 
    for (int c = 0; c < 11; c++)
    {
      // Confronta solo la terna R,G,B
      if (def == (native_color[c] & 0x00FFFFFF))    
      {
        def = native_color[c];
        break;
      }  
    }
  }
  
  return def;
}

COLOR choose_color(COLOR col, WINDOW win)
{ 
  return os_choose_color(col, win);
}