Dogcows Code - chaz/openbox/blob - otk/rendercolor.hh

   1 // -*- mode: C++; indent-tabs-mode: nil; c-basic-offset: 2; -*-
   2 #ifndef __rendercolor_hh
   3 #define __rendercolor_hh
   4
   5 extern "C" {
   6 #include <X11/Xlib.h>
   7 }
   8
   9 #include <map>
  10
  11 namespace otk {
  12
  13 class RenderColor {
  14   struct RGB {
  15     int r;
  16     int g;
  17     int b;
  18     RGB(int red, int green, int blue) : r(red), g(green), b(blue) {}
  19     // color is in ARGB format
  20     RGB(unsigned long color)
  21       : r((color >> 16) & 0xff),
  22         g((color >> 8) & 0xff),
  23         b((color) & 0xff) {}
  24   };
  25
  26   struct CacheItem {
  27     GC gc;
  28     int count;
  29     CacheItem(GC g) : gc(g), count(0) {}
  30   };
  31   static std::map<unsigned long, CacheItem*> *_cache;
  32
  33   int _screen;
  34   unsigned char _red;
  35   unsigned char _green;
  36   unsigned char _blue;
  37
  38   GC _gc;
  39
  40   void create();
  41
  42 public:
  43   static void initialize();
  44   static void destroy();
  45
  46   RenderColor(int screen, unsigned char red,
  47               unsigned char green, unsigned char blue);
  48   RenderColor(int screen, RGB rgb);
  49   virtual ~RenderColor();
  50
  51   inline int screen() const { return _screen; }
  52   inline unsigned char red() const { return _red; }
  53   inline unsigned char green() const { return _green; }
  54   inline unsigned char blue() const { return _blue; }
  55   inline GC gc() const { return _gc; }
  56 };
  57
  58 }
  59
  60 #endif // __rendercolor_hh