lua.hpp

   1 #ifndef _lua__hpp__included__
   2 #define _lua__hpp__included__
   3
   4 #include "render.hpp"
   5 #include "controllerdata.hpp"
   6
   7 struct lua_State;
   8
   9 /**
  10  * Function implemented in C++ exported to Lua.
  11  */
  12 class lua_function
  13 {
  14 public:
  15 /**
  16  * Register function.
  17  */
  18         lua_function(const std::string& name) throw(std::bad_alloc);
  19 /**
  20  * Unregister function.
  21  */
  22         virtual ~lua_function() throw();
  23
  24 /**
  25  * Invoke function.
  26  */
  27         virtual int invoke(lua_State* L) = 0;
  28 protected:
  29         std::string fname;
  30 };
  31
  32 struct lua_render_context
  33 {
  34         uint32_t left_gap;
  35         uint32_t right_gap;
  36         uint32_t top_gap;
  37         uint32_t bottom_gap;
  38         struct render_queue* queue;
  39         uint32_t width;
  40         uint32_t height;
  41         uint32_t rshift;
  42         uint32_t gshift;
  43         uint32_t bshift;
  44 };
  45
  46 void init_lua() throw();
  47 void lua_callback_do_paint(struct lua_render_context* ctx) throw();
  48 void lua_callback_do_video(struct lua_render_context* ctx) throw();
  49 void lua_callback_do_input(controls_t& data, bool subframe) throw();
  50 void lua_callback_do_reset() throw();
  51 void lua_callback_do_readwrite() throw();
  52 void lua_callback_startup() throw();
  53 void lua_callback_pre_load(const std::string& name) throw();
  54 void lua_callback_err_load(const std::string& name) throw();
  55 void lua_callback_post_load(const std::string& name, bool was_state) throw();
  56 void lua_callback_pre_save(const std::string& name, bool is_state) throw();
  57 void lua_callback_err_save(const std::string& name) throw();
  58 void lua_callback_post_save(const std::string& name, bool is_state) throw();
  59 void lua_callback_snoop_input(uint32_t port, uint32_t controller, uint32_t index, short value) throw();
  60 void lua_callback_quit() throw();
  61
  62 extern bool lua_requests_repaint;
  63 extern bool lua_requests_subframe_paint;
  64
  65 #endif