3 // SuperTux - A Jump'n Run
4 // Copyright (C) 2004 Ingo Ruhnke <grumbel@gmx.de>
5 // Copyright (C) 2006 Christoph Sommer <christoph.sommer@2006.expires.deltadevelopment.de>
7 // This program is free software; you can redistribute it and/or
8 // modify it under the terms of the GNU General Public License
9 // as published by the Free Software Foundation; either version 2
10 // of the License, or (at your option) any later version.
12 // This program is distributed in the hope that it will be useful,
13 // but WITHOUT ANY WARRANTY; without even the implied warranty of
14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 // GNU General Public License for more details.
17 // You should have received a copy of the GNU General Public License
18 // along with this program; if not, write to the Free Software
19 // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
31 #include "worldmap.hpp"
33 #include "gettext.hpp"
35 #include "mainloop.hpp"
36 #include "shrinkfade.hpp"
37 #include "video/surface.hpp"
38 #include "video/drawing_context.hpp"
39 #include "sprite/sprite_manager.hpp"
40 #include "audio/sound_manager.hpp"
41 #include "lisp/parser.hpp"
42 #include "lisp/lisp.hpp"
43 #include "lisp/list_iterator.hpp"
44 #include "lisp/writer.hpp"
45 #include "game_session.hpp"
47 #include "worldmap.hpp"
48 #include "resources.hpp"
51 #include "player_status.hpp"
52 #include "textscroller.hpp"
54 #include "spawn_point.hpp"
55 #include "file_system.hpp"
56 #include "gui/menu.hpp"
57 #include "gui/mousecursor.hpp"
58 #include "control/joystickkeyboardcontroller.hpp"
59 #include "object/background.hpp"
60 #include "object/tilemap.hpp"
61 #include "options_menu.hpp"
62 #include "scripting/squirrel_error.hpp"
63 #include "scripting/squirrel_util.hpp"
64 #include "worldmap/level.hpp"
65 #include "worldmap/special_tile.hpp"
66 #include "worldmap/tux.hpp"
67 #include "worldmap/sprite_change.hpp"
69 namespace WorldMapNS {
71 enum WorldMapMenuIDs {
76 WorldMap* WorldMap::current_ = NULL;
78 Direction reverse_dir(Direction direction)
97 direction_to_string(Direction direction)
115 string_to_direction(const std::string& directory)
117 if (directory == "west")
119 else if (directory == "east")
121 else if (directory == "north")
123 else if (directory == "south")
129 //---------------------------------------------------------------------------
131 WorldMap::WorldMap(const std::string& filename, const std::string& force_spawnpoint)
132 : tux(0), solids(0), force_spawnpoint(force_spawnpoint)
134 tile_manager.reset(new TileManager("images/worldmap.strf"));
140 music = "music/salcon.ogg";
144 worldmap_menu.reset(new Menu());
145 worldmap_menu->add_label(_("Pause"));
146 worldmap_menu->add_hl();
147 worldmap_menu->add_entry(MNID_RETURNWORLDMAP, _("Continue"));
148 worldmap_menu->add_submenu(_("Options"), get_options_menu());
149 worldmap_menu->add_hl();
150 worldmap_menu->add_entry(MNID_QUITWORLDMAP, _("Quit World"));
154 // create a new squirrel table for the worldmap
155 using namespace Scripting;
157 sq_collectgarbage(global_vm);
158 sq_newtable(global_vm);
159 sq_pushroottable(global_vm);
160 if(SQ_FAILED(sq_setdelegate(global_vm, -2)))
161 throw Scripting::SquirrelError(global_vm, "Couldn't set worldmap_table delegate");
163 sq_resetobject(&worldmap_table);
164 if(SQ_FAILED(sq_getstackobj(global_vm, -1, &worldmap_table)))
165 throw Scripting::SquirrelError(global_vm, "Couldn't get table from stack");
167 sq_addref(global_vm, &worldmap_table);
168 sq_pop(global_vm, 1);
171 WorldMap::~WorldMap()
173 using namespace Scripting;
175 for(ScriptList::iterator i = scripts.begin();
176 i != scripts.end(); ++i) {
177 HSQOBJECT& object = *i;
178 sq_release(global_vm, &object);
180 sq_release(global_vm, &worldmap_table);
182 sq_collectgarbage(global_vm);
187 for(GameObjects::iterator i = game_objects.begin();
188 i != game_objects.end(); ++i) {
189 GameObject* object = *i;
193 for(SpawnPoints::iterator i = spawn_points.begin();
194 i != spawn_points.end(); ++i) {
200 WorldMap::add_object(GameObject* object)
202 TileMap* tilemap = dynamic_cast<TileMap*> (object);
203 if(tilemap != 0 && tilemap->is_solid()) {
208 game_objects.push_back(object);
212 WorldMap::move_to_spawnpoint(const std::string& spawnpoint)
214 for(SpawnPoints::iterator i = spawn_points.begin(); i != spawn_points.end(); ++i) {
216 if(sp->name == spawnpoint) {
218 tux->set_tile_pos(p);
222 log_warning << "Spawnpoint '" << spawnpoint << "' not found." << std::endl;
223 if (spawnpoint != "main") {
224 move_to_spawnpoint("main");
229 WorldMap::change(const std::string& filename, const std::string& force_spawnpoint)
231 main_loop->exit_screen();
232 main_loop->push_screen(new WorldMap(filename, force_spawnpoint));
236 WorldMap::load(const std::string& filename)
238 map_filename = filename;
239 levels_path = FileSystem::dirname(map_filename);
243 std::auto_ptr<lisp::Lisp> root (parser.parse(map_filename));
245 const lisp::Lisp* lisp = root->get_lisp("supertux-level");
247 throw std::runtime_error("file isn't a supertux-level file.");
249 lisp->get("name", name);
251 const lisp::Lisp* sector = lisp->get_lisp("sector");
253 throw std::runtime_error("No sector sepcified in worldmap file.");
255 lisp::ListIterator iter(sector);
257 if(iter.item() == "tilemap") {
258 add_object(new TileMap(*(iter.lisp()), tile_manager.get()));
259 } else if(iter.item() == "background") {
260 add_object(new Background(*(iter.lisp())));
261 } else if(iter.item() == "music") {
262 iter.value()->get(music);
263 } else if(iter.item() == "init-script") {
264 iter.value()->get(init_script);
265 } else if(iter.item() == "worldmap-spawnpoint") {
266 SpawnPoint* sp = new SpawnPoint(iter.lisp());
267 spawn_points.push_back(sp);
268 } else if(iter.item() == "level") {
269 LevelTile* level = new LevelTile(levels_path, iter.lisp());
270 levels.push_back(level);
272 } else if(iter.item() == "special-tile") {
273 SpecialTile* special_tile = new SpecialTile(iter.lisp());
274 special_tiles.push_back(special_tile);
275 add_object(special_tile);
276 } else if(iter.item() == "sprite-change") {
277 SpriteChange* sprite_change = new SpriteChange(iter.lisp());
278 sprite_changes.push_back(sprite_change);
279 add_object(sprite_change);
280 } else if(iter.item() == "teleporter") {
281 Teleporter* teleporter = new Teleporter(iter.lisp());
282 teleporters.push_back(teleporter);
283 add_object(teleporter);
284 } else if(iter.item() == "name") {
287 log_warning << "Unknown token '" << iter.item() << "' in worldmap" << std::endl;
291 throw std::runtime_error("No solid tilemap specified");
293 move_to_spawnpoint("main");
295 } catch(std::exception& e) {
296 std::stringstream msg;
297 msg << "Problem when parsing worldmap '" << map_filename << "': " <<
299 throw std::runtime_error(msg.str());
304 WorldMap::get_level_title(LevelTile& level)
306 /** get special_tile's title */
307 level.title = "<no title>";
311 std::auto_ptr<lisp::Lisp> root (parser.parse(levels_path + level.get_name()));
313 const lisp::Lisp* level_lisp = root->get_lisp("supertux-level");
317 level_lisp->get("name", level.title);
318 } catch(std::exception& e) {
319 log_warning << "Problem when reading leveltitle: " << e.what() << std::endl;
324 void WorldMap::calculate_total_stats()
327 for(LevelTiles::iterator i = levels.begin(); i != levels.end(); ++i) {
328 LevelTile* level = *i;
330 total_stats += level->statistics;
336 WorldMap::on_escape_press()
338 // Show or hide the menu
339 if(!Menu::current()) {
340 Menu::set_current(worldmap_menu.get());
341 tux->set_direction(D_NONE); // stop tux movement when menu is called
343 Menu::set_current(NULL);
348 WorldMap::get_next_tile(Vector pos, Direction direction)
370 WorldMap::path_ok(Direction direction, const Vector& old_pos, Vector* new_pos)
372 *new_pos = get_next_tile(old_pos, direction);
374 if (!(new_pos->x >= 0 && new_pos->x < solids->get_width()
375 && new_pos->y >= 0 && new_pos->y < solids->get_height()))
376 { // New position is outsite the tilemap
380 { // Check if the tile allows us to go to new_pos
384 return (at(old_pos)->getData() & Tile::WORLDMAP_WEST
385 && at(*new_pos)->getData() & Tile::WORLDMAP_EAST);
388 return (at(old_pos)->getData() & Tile::WORLDMAP_EAST
389 && at(*new_pos)->getData() & Tile::WORLDMAP_WEST);
392 return (at(old_pos)->getData() & Tile::WORLDMAP_NORTH
393 && at(*new_pos)->getData() & Tile::WORLDMAP_SOUTH);
396 return (at(old_pos)->getData() & Tile::WORLDMAP_SOUTH
397 && at(*new_pos)->getData() & Tile::WORLDMAP_NORTH);
400 assert(!"path_ok() can't walk if direction is NONE");
407 WorldMap::finished_level(Level* gamelevel)
409 // TODO use Level* parameter here?
410 LevelTile* level = at_level();
412 bool old_level_state = level->solved;
413 level->solved = true;
414 level->sprite->set_action("solved");
416 // deal with statistics
417 level->statistics.merge(gamelevel->stats);
418 calculate_total_stats();
421 if(World::current() != NULL)
422 World::current()->save_state();
424 if (old_level_state != level->solved && level->auto_path) {
425 // Try to detect the next direction to which we should walk
426 // FIXME: Mostly a hack
427 Direction dir = D_NONE;
429 const Tile* tile = at(tux->get_tile_pos());
431 // first, test for crossroads
432 if (tile->getData() & Tile::WORLDMAP_CNSE || tile->getData() && Tile::WORLDMAP_CNSW
433 || tile->getData() & Tile::WORLDMAP_CNEW || tile->getData() && Tile::WORLDMAP_CSEW
434 || tile->getData() & Tile::WORLDMAP_CNSEW)
436 else if (tile->getData() & Tile::WORLDMAP_NORTH
437 && tux->back_direction != D_NORTH)
439 else if (tile->getData() & Tile::WORLDMAP_SOUTH
440 && tux->back_direction != D_SOUTH)
442 else if (tile->getData() & Tile::WORLDMAP_EAST
443 && tux->back_direction != D_EAST)
445 else if (tile->getData() & Tile::WORLDMAP_WEST
446 && tux->back_direction != D_WEST)
450 tux->set_direction(dir);
454 if (level->extro_script != "") {
456 std::istringstream in(level->extro_script);
457 run_script(in, "worldmap:extro_script");
458 } catch(std::exception& e) {
459 log_fatal << "Couldn't run level-extro-script: " << e.what() << std::endl;
465 WorldMap::update(float delta)
467 Menu* menu = Menu::current();
471 if(menu == worldmap_menu.get()) {
472 switch (worldmap_menu->check())
474 case MNID_RETURNWORLDMAP: // Return to game
475 Menu::set_current(0);
477 case MNID_QUITWORLDMAP: // Quit Worldmap
478 main_loop->exit_screen();
486 // update GameObjects
487 for(size_t i = 0; i < game_objects.size(); ++i) {
488 GameObject* object = game_objects[i];
489 object->update(delta);
492 // remove old GameObjects
493 for(GameObjects::iterator i = game_objects.begin();
494 i != game_objects.end(); ) {
495 GameObject* object = *i;
496 if(!object->is_valid()) {
498 i = game_objects.erase(i);
505 Vector tux_pos = tux->get_pos();
506 camera_offset.x = tux_pos.x - SCREEN_WIDTH/2;
507 camera_offset.y = tux_pos.y - SCREEN_HEIGHT/2;
509 if (camera_offset.x < 0)
511 if (camera_offset.y < 0)
514 if (camera_offset.x > solids->get_width()*32 - SCREEN_WIDTH)
515 camera_offset.x = solids->get_width()*32 - SCREEN_WIDTH;
516 if (camera_offset.y > solids->get_height()*32 - SCREEN_HEIGHT)
517 camera_offset.y = solids->get_height()*32 - SCREEN_HEIGHT;
520 bool enter_level = false;
521 if(main_controller->pressed(Controller::ACTION)
522 || main_controller->pressed(Controller::JUMP)
523 || main_controller->pressed(Controller::MENU_SELECT))
525 if(main_controller->pressed(Controller::PAUSE_MENU))
528 // check for teleporters
529 Teleporter* teleporter = at_teleporter(tux->get_tile_pos());
530 if (teleporter && (teleporter->automatic || (enter_level && (!tux->is_moving())))) {
532 if (teleporter->worldmap != "") {
533 change(teleporter->worldmap, teleporter->spawnpoint);
535 // TODO: an animation, camera scrolling or a fading would be a nice touch
536 sound_manager->play("sounds/warp.wav");
537 tux->back_direction = D_NONE;
538 move_to_spawnpoint(teleporter->spawnpoint);
542 if (enter_level && !tux->is_moving())
544 /* Check level action */
545 LevelTile* level = at_level();
547 //Respawn if player on a tile with no level and nowhere to go.
548 const Tile* tile = at(tux->get_tile_pos());
549 if(!( tile->getData() & ( Tile::WORLDMAP_NORTH | Tile::WORLDMAP_SOUTH | Tile::WORLDMAP_WEST | Tile::WORLDMAP_EAST ))){
550 log_warning << "Player at illegal position " << tux->get_tile_pos().x << ", " << tux->get_tile_pos().y << " respawning." << std::endl;
551 move_to_spawnpoint("main");
554 log_warning << "No level to enter at: " << tux->get_tile_pos().x << ", " << tux->get_tile_pos().y << std::endl;
558 if (level->pos == tux->get_tile_pos()) {
560 Vector shrinkpos = Vector(level->pos.x*32 + 16 - camera_offset.x,
561 level->pos.y*32 + 16 - camera_offset.y);
562 std::string levelfile = levels_path + level->get_name();
563 main_loop->push_screen(new GameSession(levelfile, &level->statistics),
564 new ShrinkFade(shrinkpos, 0.5));
565 } catch(std::exception& e) {
566 log_fatal << "Couldn't load level: " << e.what() << std::endl;
572 // tux->set_direction(input_direction);
577 WorldMap::at(Vector p)
579 return solids->get_tile((int) p.x, (int) p.y);
585 for(LevelTiles::iterator i = levels.begin(); i != levels.end(); ++i) {
586 LevelTile* level = *i;
587 if (level->pos == tux->get_tile_pos())
595 WorldMap::at_special_tile()
597 for(SpecialTiles::iterator i = special_tiles.begin();
598 i != special_tiles.end(); ++i) {
599 SpecialTile* special_tile = *i;
600 if (special_tile->pos == tux->get_tile_pos())
608 WorldMap::at_sprite_change(const Vector& pos)
610 for(SpriteChanges::iterator i = sprite_changes.begin();
611 i != sprite_changes.end(); ++i) {
612 SpriteChange* sprite_change = *i;
613 if(sprite_change->pos == pos)
614 return sprite_change;
621 WorldMap::at_teleporter(const Vector& pos)
623 for(std::vector<Teleporter*>::iterator i = teleporters.begin(); i != teleporters.end(); ++i) {
624 Teleporter* teleporter = *i;
625 if(teleporter->pos == pos) return teleporter;
632 WorldMap::draw(DrawingContext& context)
634 context.push_transform();
635 context.set_translation(camera_offset);
637 for(GameObjects::iterator i = game_objects.begin();
638 i != game_objects.end(); ++i) {
639 GameObject* object = *i;
640 object->draw(context);
643 draw_status(context);
644 context.pop_transform();
648 WorldMap::draw_status(DrawingContext& context)
650 context.push_transform();
651 context.set_translation(Vector(0, 0));
653 player_status->draw(context);
655 if (!tux->is_moving()) {
656 for(LevelTiles::iterator i = levels.begin(); i != levels.end(); ++i) {
657 LevelTile* level = *i;
659 if (level->pos == tux->get_tile_pos()) {
660 if(level->title == "")
661 get_level_title(*level);
663 context.draw_text(white_text, level->title,
664 Vector(SCREEN_WIDTH/2,
665 SCREEN_HEIGHT - white_text->get_height() - 30),
666 CENTER_ALLIGN, LAYER_FOREGROUND1);
668 // if level is solved, draw level picture behind stats
671 if (const Surface* picture = level->get_picture()) {
672 Vector pos = Vector(SCREEN_WIDTH - picture->get_width(), SCREEN_HEIGHT - picture->get_height());
673 context.push_transform();
674 context.set_alpha(0.5);
675 context.draw_surface(picture, pos, LAYER_FOREGROUND1-1);
676 context.pop_transform();
681 level->statistics.draw_worldmap_info(context);
686 for(SpecialTiles::iterator i = special_tiles.begin();
687 i != special_tiles.end(); ++i) {
688 SpecialTile* special_tile = *i;
690 if (special_tile->pos == tux->get_tile_pos()) {
691 /* Display an in-map message in the map, if any as been selected */
692 if(!special_tile->map_message.empty() && !special_tile->passive_message)
693 context.draw_text(gold_text, special_tile->map_message,
694 Vector(SCREEN_WIDTH/2,
695 SCREEN_HEIGHT - white_text->get_height() - 60),
696 CENTER_ALLIGN, LAYER_FOREGROUND1);
701 // display teleporter messages
702 Teleporter* teleporter = at_teleporter(tux->get_tile_pos());
703 if (teleporter && (teleporter->message != "")) {
704 Vector pos = Vector(SCREEN_WIDTH/2, SCREEN_HEIGHT - white_text->get_height() - 30);
705 context.draw_text(white_text, teleporter->message, pos, CENTER_ALLIGN, LAYER_FOREGROUND1);
710 /* Display a passive message in the map, if needed */
711 if(passive_message_timer.started())
712 context.draw_text(gold_text, passive_message,
713 Vector(SCREEN_WIDTH/2, SCREEN_HEIGHT - white_text->get_height() - 60),
714 CENTER_ALLIGN, LAYER_FOREGROUND1);
716 context.pop_transform();
722 sound_manager->play_music(music);
723 Menu::set_current(NULL);
728 // if force_spawnpoint was set, move Tux there, then clear force_spawnpoint
729 if (force_spawnpoint != "") {
730 move_to_spawnpoint(force_spawnpoint);
731 force_spawnpoint = "";
736 // register worldmap_table as worldmap in scripting
737 using namespace Scripting;
739 sq_pushroottable(global_vm);
740 sq_pushstring(global_vm, "worldmap", -1);
741 sq_pushobject(global_vm, worldmap_table);
742 if(SQ_FAILED(sq_createslot(global_vm, -3)))
743 throw SquirrelError(global_vm, "Couldn't set worldmap in roottable");
744 sq_pop(global_vm, 1);
746 if(init_script != "") {
747 std::istringstream in(init_script);
748 run_script(in, "WorldMap::init");
755 // remove worldmap_table from roottable
756 using namespace Scripting;
758 sq_pushroottable(global_vm);
759 sq_pushstring(global_vm, "worldmap", -1);
760 if(SQ_FAILED(sq_deleteslot(global_vm, -2, SQFalse)))
761 throw SquirrelError(global_vm, "Couldn't unset worldmap in roottable");
762 sq_pop(global_vm, 1);
765 static void store_float(HSQUIRRELVM vm, const char* name, float val)
767 sq_pushstring(vm, name, -1);
768 sq_pushfloat(vm, val);
769 if(SQ_FAILED(sq_createslot(vm, -3)))
770 throw Scripting::SquirrelError(vm, "Couldn't add float value to table");
774 static void store_int(HSQUIRRELVM vm, const char* name, int val)
776 sq_pushstring(vm, name, -1);
777 sq_pushinteger(vm, val);
778 if(SQ_FAILED(sq_createslot(vm, -3)))
779 throw Scripting::SquirrelError(vm, "Couldn't add float value to table");
783 static void store_string(HSQUIRRELVM vm, const char* name, const std::string& val)
785 sq_pushstring(vm, name, -1);
786 sq_pushstring(vm, val.c_str(), val.length());
787 if(SQ_FAILED(sq_createslot(vm, -3)))
788 throw Scripting::SquirrelError(vm, "Couldn't add float value to table");
791 static void store_bool(HSQUIRRELVM vm, const char* name, bool val)
793 sq_pushstring(vm, name, -1);
794 sq_pushbool(vm, val ? SQTrue : SQFalse);
795 if(SQ_FAILED(sq_createslot(vm, -3)))
796 throw Scripting::SquirrelError(vm, "Couldn't add float value to table");
799 static float read_float(HSQUIRRELVM vm, const char* name)
801 sq_pushstring(vm, name, -1);
802 if(SQ_FAILED(sq_get(vm, -2))) {
803 std::ostringstream msg;
804 msg << "Couldn't get float value for '" << name << "' from table";
805 throw Scripting::SquirrelError(vm, msg.str());
809 if(SQ_FAILED(sq_getfloat(vm, -1, &result))) {
810 std::ostringstream msg;
811 msg << "Couldn't get float value for '" << name << "' from table";
812 throw Scripting::SquirrelError(vm, msg.str());
819 static std::string read_string(HSQUIRRELVM vm, const char* name)
821 sq_pushstring(vm, name, -1);
822 if(SQ_FAILED(sq_get(vm, -2))) {
823 std::ostringstream msg;
824 msg << "Couldn't get string value for '" << name << "' from table";
825 throw Scripting::SquirrelError(vm, msg.str());
829 if(SQ_FAILED(sq_getstring(vm, -1, &result))) {
830 std::ostringstream msg;
831 msg << "Couldn't get string value for '" << name << "' from table";
832 throw Scripting::SquirrelError(vm, msg.str());
836 return std::string(result);
839 static bool read_bool(HSQUIRRELVM vm, const char* name)
841 sq_pushstring(vm, name, -1);
842 if(SQ_FAILED(sq_get(vm, -2))) {
843 std::ostringstream msg;
844 msg << "Couldn't get bool value for '" << name << "' from table";
845 throw Scripting::SquirrelError(vm, msg.str());
849 if(SQ_FAILED(sq_getbool(vm, -1, &result))) {
850 std::ostringstream msg;
851 msg << "Couldn't get bool value for '" << name << "' from table";
852 throw Scripting::SquirrelError(vm, msg.str());
856 return result == SQTrue;
860 WorldMap::save_state()
862 using namespace Scripting;
864 HSQUIRRELVM vm = global_vm;
865 int oldtop = sq_gettop(vm);
869 sq_pushroottable(vm);
870 sq_pushstring(vm, "state", -1);
871 if(SQ_FAILED(sq_get(vm, -2)))
872 throw Scripting::SquirrelError(vm, "Couldn't get state table");
874 // get or create worlds table
875 sq_pushstring(vm, "worlds", -1);
876 if(SQ_FAILED(sq_get(vm, -2))) {
877 sq_pushstring(vm, "worlds", -1);
879 if(SQ_FAILED(sq_createslot(vm, -3)))
880 throw Scripting::SquirrelError(vm, "Couldn't create state.worlds");
882 sq_pushstring(vm, "worlds", -1);
883 if(SQ_FAILED(sq_get(vm, -2)))
884 throw Scripting::SquirrelError(vm, "Couldn't create.get state.worlds");
887 sq_pushstring(vm, map_filename.c_str(), map_filename.length());
888 if(SQ_FAILED(sq_deleteslot(vm, -2, SQFalse)))
891 // construct new table for this worldmap
892 sq_pushstring(vm, map_filename.c_str(), map_filename.length());
896 sq_pushstring(vm, "tux", -1);
899 store_float(vm, "x", tux->get_tile_pos().x);
900 store_float(vm, "y", tux->get_tile_pos().y);
901 store_string(vm, "back", direction_to_string(tux->back_direction));
903 sq_createslot(vm, -3);
906 sq_pushstring(vm, "levels", -1);
909 for(LevelTiles::iterator i = levels.begin(); i != levels.end(); ++i) {
910 LevelTile* level = *i;
913 sq_pushstring(vm, level->get_name().c_str(), -1);
916 store_bool(vm, "solved", true);
917 // TODO write statistics
918 // i->statistics.write(writer);
920 sq_createslot(vm, -3);
924 sq_createslot(vm, -3);
926 // push world into worlds table
927 sq_createslot(vm, -3);
928 } catch(std::exception& e) {
929 sq_settop(vm, oldtop);
932 sq_settop(vm, oldtop);
936 WorldMap::load_state()
938 using namespace Scripting;
940 HSQUIRRELVM vm = global_vm;
941 int oldtop = sq_gettop(vm);
945 sq_pushroottable(vm);
946 sq_pushstring(vm, "state", -1);
947 if(SQ_FAILED(sq_get(vm, -2)))
948 throw Scripting::SquirrelError(vm, "Couldn't get state table");
951 sq_pushstring(vm, "worlds", -1);
952 if(SQ_FAILED(sq_get(vm, -2)))
953 throw Scripting::SquirrelError(vm, "Couldn't get state.worlds");
955 // get table for our world
956 sq_pushstring(vm, map_filename.c_str(), map_filename.length());
957 if(SQ_FAILED(sq_get(vm, -2)))
958 throw Scripting::SquirrelError(vm, "Couldn't get state.world.mapfilename");
961 sq_pushstring(vm, "tux", -1);
962 if(SQ_FAILED(sq_get(vm, -2)))
963 throw Scripting::SquirrelError(vm, "Couldn't get tux");
966 p.x = read_float(vm, "x");
967 p.y = read_float(vm, "y");
968 std::string back_str = read_string(vm, "back");
969 tux->back_direction = string_to_direction(back_str);
970 tux->set_tile_pos(p);
975 sq_pushstring(vm, "levels", -1);
976 if(SQ_FAILED(sq_get(vm, -2)))
977 throw Scripting::SquirrelError(vm, "Couldn't get levels");
979 for(LevelTiles::iterator i = levels.begin(); i != levels.end(); ++i) {
980 LevelTile* level = *i;
981 sq_pushstring(vm, level->get_name().c_str(), -1);
982 if(SQ_SUCCEEDED(sq_get(vm, -2))) {
983 level->solved = read_bool(vm, "solved");
984 level->sprite->set_action(level->solved ? "solved" : "default");
985 // i->statistics.parse(*level);
991 } catch(std::exception& e) {
992 log_debug << "Not loading worldmap state: " << e.what() << std::endl;
994 sq_settop(vm, oldtop);
998 WorldMap::level_count()
1000 return levels.size();
1004 WorldMap::solved_level_count()
1007 for(LevelTiles::iterator i = levels.begin(); i != levels.end(); ++i) {
1008 LevelTile* level = *i;
1018 WorldMap::run_script(std::istream& in, const std::string& sourcename)
1020 using namespace Scripting;
1022 // garbage collect thread list
1023 for(ScriptList::iterator i = scripts.begin();
1024 i != scripts.end(); ) {
1025 HSQOBJECT& object = *i;
1026 HSQUIRRELVM vm = object_to_vm(object);
1028 if(sq_getvmstate(vm) != SQ_VMSTATE_SUSPENDED) {
1029 sq_release(global_vm, &object);
1030 i = scripts.erase(i);
1037 HSQOBJECT object = create_thread(global_vm);
1038 scripts.push_back(object);
1040 HSQUIRRELVM vm = object_to_vm(object);
1042 // set worldmap_table as roottable for the thread
1043 sq_pushobject(vm, worldmap_table);
1044 sq_setroottable(vm);
1046 compile_and_run(vm, in, sourcename);
1051 } // namespace WorldMapNS