/**
* @brief Creates a mission OSD.
*
* @note You can index elements by using '\t' as first character of an element.
*
* @usage misn.osdCreate( "My OSD", {"Element 1", "Element 2"})
*
* @luaparam title Title to give the OSD.
* @luaparam list List of elements to put in the OSD.
* @luafunc osdCreate( title, list )
*/
static int misn_osdCreate( lua_State *L )
{
const char *title;
int nitems;
char **items;
int i;
Mission *cur_mission;
cur_mission = misn_getFromLua(L);
/* Must be accepted. */
if (!cur_mission->accepted) {
WARN("Can't create an OSD on an unaccepted mission!");
return 0;
}
/* Check parameters. */
title = luaL_checkstring(L,1);
luaL_checktype(L,2,LUA_TTABLE);
nitems = lua_objlen(L,2);
/* Destroy OSD if already exists. */
if (cur_mission->osd != 0) {
osd_destroy( cur_mission->osd );
cur_mission->osd = 0;
}
/* Allocate items. */
items = calloc( nitems, sizeof(char *) );
/* Get items. */
for (i=0; i<nitems; i++) {
lua_pushnumber(L,i+1);
lua_gettable(L,2);
if (!lua_isstring(L,-1)) {
free(items);
luaL_typerror(L, -1, "string");
return 0;
}
items[i] = strdup( lua_tostring(L, -1) );
lua_pop(L,1);
}
/* Create OSD. */
cur_mission->osd = osd_create( title, nitems, (const char**) items,
cur_mission->data->avail.priority );
cur_mission->osd_set = 1; /* OSD was explicitly set. */
/* Free items. */
for (i=0; i<nitems; i++)
free(items[i]);
free(items);
return 0;
}
/**
* @brief Destroys the mission OSD.
*
* @luafunc osdDestroy()
*/
static int misn_osdDestroy( lua_State *L )
{
Mission *cur_mission;
cur_mission = misn_getFromLua(L);
if (cur_mission->osd != 0) {
osd_destroy( cur_mission->osd );
cur_mission->osd = 0;
}
return 0;
}
/**
* @brief Cleans up a mission.
*
* @param misn Mission to clean up.
*/
void mission_cleanup( Mission* misn )
{
int i, ret;
/* Hooks and missions. */
if (misn->id != 0) {
hook_rmMisnParent( misn->id ); /* remove existing hooks */
npc_rm_parentMission( misn ); /* remove existing npc */
}
/* Cargo. */
if (misn->cargo != NULL) {
for (i=0; i<misn->ncargo; i++) { /* must unlink all the cargo */
if (player.p != NULL) { /* Only remove if player exists. */
ret = pilot_rmMissionCargo( player.p, misn->cargo[i], 0 );
if (ret)
WARN("Failed to remove mission cargo '%d' for mission '%s'.", misn->cargo[i], misn->title);
}
}
free(misn->cargo);
}
if (misn->osd > 0)
osd_destroy(misn->osd);
if (misn->L)
lua_close(misn->L);
/* Data. */
if (misn->title != NULL)
free(misn->title);
if (misn->desc != NULL)
free(misn->desc);
if (misn->reward != NULL)
free(misn->reward);
if (misn->portrait != NULL)
gl_freeTexture(misn->portrait);
if (misn->npc != NULL)
free(misn->npc);
/* Markers. */
if (misn->markers != NULL)
array_free( misn->markers );
/* Claims. */
if (misn->claims != NULL)
claim_destroy( misn->claims );
/* Clear the memory. */
memset( misn, 0, sizeof(Mission) );
}
/**
* @brief Destroys all the OSD.
*/
void osd_exit (void)
{
while (osd_list != NULL)
osd_destroy(osd_list->id);
}
