89 lines
2.1 KiB
C++
89 lines
2.1 KiB
C++
#ifndef _lua__hpp__included__
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#define _lua__hpp__included__
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#include "render.hpp"
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#include "controllerdata.hpp"
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struct lua_State;
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/**
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* Function implemented in C++ exported to Lua.
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*/
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class lua_function
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{
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public:
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/**
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* Register function.
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*/
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lua_function(const std::string& name) throw(std::bad_alloc);
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/**
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* Unregister function.
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*/
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virtual ~lua_function() throw();
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/**
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* Invoke function.
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*/
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virtual int invoke(lua_State* L) = 0;
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protected:
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std::string fname;
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};
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/**
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* Register function pointer as lua function.
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*/
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class function_ptr_luafun : public lua_function
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{
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public:
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/**
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* Register.
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*/
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function_ptr_luafun(const std::string& name, int (*_fn)(lua_State* L, const std::string& fname))
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: lua_function(name)
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{
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fn = _fn;
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}
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/**
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* Invoke function.
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*/
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int invoke(lua_State* L)
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{
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return fn(L, fname);
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}
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private:
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int (*fn)(lua_State* L, const std::string& fname);
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};
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struct lua_render_context
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{
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uint32_t left_gap;
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uint32_t right_gap;
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uint32_t top_gap;
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uint32_t bottom_gap;
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struct render_queue* queue;
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uint32_t width;
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uint32_t height;
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};
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void init_lua() throw();
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void lua_callback_do_paint(struct lua_render_context* ctx) throw();
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void lua_callback_do_video(struct lua_render_context* ctx) throw();
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void lua_callback_do_input(controls_t& data, bool subframe) throw();
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void lua_callback_do_reset() throw();
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void lua_callback_do_frame() throw();
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void lua_callback_do_readwrite() throw();
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void lua_callback_startup() throw();
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void lua_callback_pre_load(const std::string& name) throw();
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void lua_callback_err_load(const std::string& name) throw();
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void lua_callback_post_load(const std::string& name, bool was_state) throw();
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void lua_callback_pre_save(const std::string& name, bool is_state) throw();
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void lua_callback_err_save(const std::string& name) throw();
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void lua_callback_post_save(const std::string& name, bool is_state) throw();
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void lua_callback_snoop_input(uint32_t port, uint32_t controller, uint32_t index, short value) throw();
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void lua_callback_quit() throw();
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extern bool lua_supported;
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extern bool lua_requests_repaint;
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extern bool lua_requests_subframe_paint;
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#endif
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