generic/framebuffer.hpp

   1 #ifndef _framebuffer__hpp__included__
   2 #define _framebuffer__hpp__included__
   3
   4 #include "render.hpp"
   5
   6 /**
   7  * The main framebuffer.
   8  */
   9 extern lcscreen framebuffer;
  10 /**
  11  * Special screen: "NO SIGNAL".
  12  */
  13 extern lcscreen screen_nosignal;
  14 /**
  15  * Special screen: "SYSTEM STATE CORRUPT".
  16  */
  17 extern lcscreen screen_corrupt;
  18 /**
  19  * The main screen to draw on.
  20  */
  21 extern screen main_screen;
  22 /**
  23  * Initialize special screens.
  24  *
  25  * throws std::bad_alloc: Not enough memory.
  26  */
  27 void init_special_screens() throw(std::bad_alloc);
  28 /**
  29  * Redraw the framebuffer on screen.
  30  */
  31 void redraw_framebuffer();
  32 /**
  33  * Get scale factors.
  34  */
  35 std::pair<uint32_t, uint32_t> get_scale_factors(uint32_t width, uint32_t height);
  36
  37 #endif