src/MuleColour.h

   1 #ifndef MULECOLOR_H
   2 #define MULECOLOR_H
   3
   4 #include <wx/colour.h>
   5 #include <wx/settings.h>
   6
   7 class CMuleColour : public wxColour
   8 {
   9 public:
  10
  11         enum ColourComponent { COLOUR_R = 1, COLOUR_G = 2, COLOUR_B = 4 };
  12
  13         CMuleColour() { }
  14         CMuleColour(const wxColour& colour) : wxColour(colour) { }
  15         CMuleColour(byte r, byte g, byte b) : wxColour(r,g,b) {  }
  16         CMuleColour(unsigned long rgb) : wxColour() { wxColour::Set(rgb); }
  17         CMuleColour(wxSystemColour colour) : wxColour(wxSystemSettings::GetColour(colour)) { }
  18
  19         ~CMuleColour() { }
  20
  21         const CMuleColour& Blend(byte percentage, ColourComponent flags = (ColourComponent)(COLOUR_R | COLOUR_G | COLOUR_B) )
  22         {
  23                 unsigned int red = (unsigned int)(Red() * ((flags & COLOUR_R) ? ((float)percentage/(float)100) : (float)1));
  24                 unsigned int green = (unsigned int)(Green() * ((flags & COLOUR_G) ? ((float)percentage/(float)100) : (float)1));
  25                 unsigned int blue = (unsigned int)(Blue() * ((flags & COLOUR_B) ? ((float)percentage/(float)100) : (float)1));
  26                 Set((red < 255) ? red : 255, (green < 255) ? green : 255, (blue < 255) ? blue : 255, Alpha());
  27                 return *this;
  28         }
  29
  30         const CMuleColour& BlendWith(const CMuleColour& colour, double covered)
  31         {
  32                 unsigned int red = (unsigned int)(Red() + (colour.Red() * covered) + 0.5);
  33                 unsigned int green = (unsigned int)(Green() + (colour.Green() * covered) + 0.5);
  34                 unsigned int blue = (unsigned int)(Blue() + (colour.Blue() * covered) + 0.5);
  35                 Set((red < 255) ? red : 255, (green < 255) ? green : 255, (blue < 255) ? blue : 255, Alpha());
  36                 return *this;
  37         }
  38
  39         unsigned long GetULong() const { return (Blue() << 16) | (Green() << 8) | Red(); }
  40
  41         bool IsBlack() const { return !Red() && !Blue() && !Green(); }
  42
  43         bool IsSameAs(const CMuleColour& colour) const { return GetULong() == colour.GetULong(); }
  44
  45 private:
  46
  47 };
  48
  49 #endif