Files
luanti/src/script/lua_api/l_mainmenu_sound.cpp

102 lines
2.6 KiB
C++

// Luanti
// SPDX-License-Identifier: LGPL-2.1-or-later
// Copyright (C) 2023 DS
// Copyright (C) 2013 celeron55, Perttu Ahola <celeron55@gmail.com>
// Copyright (C) 2017 nerzhul, Loic Blot <loic.blot@unix-experience.fr>
#include "l_mainmenu_sound.h"
#include "l_internal.h"
#include "common/c_content.h"
#include "gui/guiEngine.h"
/* ModApiMainMenuSound */
// sound_play(spec, loop)
int ModApiMainMenuSound::l_sound_play(lua_State *L)
{
SoundSpec spec;
read_simplesoundspec(L, 1, spec);
spec.loop = readParam<bool>(L, 2);
ISoundManager &sound_manager = *getGuiEngine(L)->m_sound_manager;
sound_handle_t handle = sound_manager.allocateId(2);
sound_manager.playSound(handle, spec);
MainMenuSoundHandle::create(L, handle);
return 1;
}
void ModApiMainMenuSound::Initialize(lua_State *L, int top)
{
API_FCT(sound_play);
}
/* MainMenuSoundHandle */
MainMenuSoundHandle *MainMenuSoundHandle::checkobject(lua_State *L, int narg)
{
luaL_checktype(L, narg, LUA_TUSERDATA);
void *ud = luaL_checkudata(L, narg, className);
if (!ud)
luaL_typerror(L, narg, className);
return *(MainMenuSoundHandle**)ud; // unbox pointer
}
int MainMenuSoundHandle::gc_object(lua_State *L)
{
MainMenuSoundHandle *o = *(MainMenuSoundHandle **)(lua_touserdata(L, 1));
if (getGuiEngine(L) && getGuiEngine(L)->m_sound_manager)
getGuiEngine(L)->m_sound_manager->freeId(o->m_handle);
delete o;
return 0;
}
// :stop()
int MainMenuSoundHandle::l_stop(lua_State *L)
{
MainMenuSoundHandle *o = checkobject(L, 1);
getGuiEngine(L)->m_sound_manager->stopSound(o->m_handle);
return 0;
}
void MainMenuSoundHandle::create(lua_State *L, sound_handle_t handle)
{
MainMenuSoundHandle *o = new MainMenuSoundHandle(handle);
*(void **)(lua_newuserdata(L, sizeof(void *))) = o;
luaL_getmetatable(L, className);
lua_setmetatable(L, -2);
}
void MainMenuSoundHandle::Register(lua_State *L)
{
lua_newtable(L);
int methodtable = lua_gettop(L);
luaL_newmetatable(L, className);
int metatable = lua_gettop(L);
lua_pushliteral(L, "__metatable");
lua_pushvalue(L, methodtable);
lua_settable(L, metatable); // hide metatable from Lua getmetatable()
lua_pushliteral(L, "__index");
lua_pushvalue(L, methodtable);
lua_settable(L, metatable);
lua_pushliteral(L, "__gc");
lua_pushcfunction(L, gc_object);
lua_settable(L, metatable);
lua_pop(L, 1); // drop metatable
luaL_register(L, nullptr, methods); // fill methodtable
lua_pop(L, 1); // drop methodtable
}
const char MainMenuSoundHandle::className[] = "MainMenuSoundHandle";
const luaL_Reg MainMenuSoundHandle::methods[] = {
luamethod(MainMenuSoundHandle, stop),
{0,0}
};