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.hpp"
40 #include "sprite/sprite_manager.hpp"
41 #include "audio/sound_manager.hpp"
42 #include "lisp/parser.hpp"
43 #include "lisp/lisp.hpp"
44 #include "lisp/list_iterator.hpp"
45 #include "lisp/writer.hpp"
46 #include "game_session.hpp"
48 #include "worldmap.hpp"
49 #include "resources.hpp"
52 #include "player_status.hpp"
53 #include "textscroller.hpp"
55 #include "spawn_point.hpp"
56 #include "file_system.hpp"
57 #include "gui/menu.hpp"
58 #include "gui/mousecursor.hpp"
59 #include "control/joystickkeyboardcontroller.hpp"
60 #include "object/background.hpp"
61 #include "object/tilemap.hpp"
62 #include "options_menu.hpp"
63 #include "scripting/squirrel_error.hpp"
64 #include "scripting/squirrel_util.hpp"
65 #include "worldmap/level.hpp"
66 #include "worldmap/special_tile.hpp"
67 #include "worldmap/tux.hpp"
68 #include "worldmap/sprite_change.hpp"
70 namespace WorldMapNS {
72 enum WorldMapMenuIDs {
77 WorldMap* WorldMap::current_ = NULL;
79 Direction reverse_dir(Direction direction)
98 direction_to_string(Direction direction)
116 string_to_direction(const std::string& directory)
118 if (directory == "west")
120 else if (directory == "east")
122 else if (directory == "north")
124 else if (directory == "south")
126 else if (directory == "none")
129 log_warning << "unknown direction: \"" << directory << "\"" << std::endl;
134 //---------------------------------------------------------------------------
136 WorldMap::WorldMap(const std::string& filename, const std::string& force_spawnpoint)
137 : tux(0), solids(0), ambient_light( 1.0f, 1.0f, 1.0f, 1.0f ), force_spawnpoint(force_spawnpoint), in_level(false)
139 tile_manager.reset(new TileManager("images/worldmap.strf"));
145 music = "music/salcon.ogg";
149 worldmap_menu.reset(new Menu());
150 worldmap_menu->add_label(_("Pause"));
151 worldmap_menu->add_hl();
152 worldmap_menu->add_entry(MNID_RETURNWORLDMAP, _("Continue"));
153 worldmap_menu->add_submenu(_("Options"), get_options_menu());
154 worldmap_menu->add_hl();
155 worldmap_menu->add_entry(MNID_QUITWORLDMAP, _("Quit World"));
159 // create a new squirrel table for the worldmap
160 using namespace Scripting;
162 sq_collectgarbage(global_vm);
163 sq_newtable(global_vm);
164 sq_pushroottable(global_vm);
165 if(SQ_FAILED(sq_setdelegate(global_vm, -2)))
166 throw Scripting::SquirrelError(global_vm, "Couldn't set worldmap_table delegate");
168 sq_resetobject(&worldmap_table);
169 if(SQ_FAILED(sq_getstackobj(global_vm, -1, &worldmap_table)))
170 throw Scripting::SquirrelError(global_vm, "Couldn't get table from stack");
172 sq_addref(global_vm, &worldmap_table);
173 sq_pop(global_vm, 1);
176 WorldMap::~WorldMap()
178 using namespace Scripting;
182 for(ScriptList::iterator i = scripts.begin();
183 i != scripts.end(); ++i) {
184 HSQOBJECT& object = *i;
185 sq_release(global_vm, &object);
187 sq_release(global_vm, &worldmap_table);
189 sq_collectgarbage(global_vm);
194 for(GameObjects::iterator i = game_objects.begin();
195 i != game_objects.end(); ++i) {
196 GameObject* object = *i;
200 for(SpawnPoints::iterator i = spawn_points.begin();
201 i != spawn_points.end(); ++i) {
207 WorldMap::add_object(GameObject* object)
209 TileMap* tilemap = dynamic_cast<TileMap*> (object);
210 if(tilemap != 0 && tilemap->is_solid()) {
215 game_objects.push_back(object);
219 WorldMap::move_to_spawnpoint(const std::string& spawnpoint)
221 for(SpawnPoints::iterator i = spawn_points.begin(); i != spawn_points.end(); ++i) {
223 if(sp->name == spawnpoint) {
225 tux->set_tile_pos(p);
226 tux->set_direction(sp->auto_dir);
230 log_warning << "Spawnpoint '" << spawnpoint << "' not found." << std::endl;
231 if (spawnpoint != "main") {
232 move_to_spawnpoint("main");
237 WorldMap::change(const std::string& filename, const std::string& force_spawnpoint)
239 main_loop->exit_screen();
240 main_loop->push_screen(new WorldMap(filename, force_spawnpoint));
244 WorldMap::load(const std::string& filename)
246 map_filename = filename;
247 levels_path = FileSystem::dirname(map_filename);
251 const lisp::Lisp* root = parser.parse(map_filename);
253 const lisp::Lisp* lisp = root->get_lisp("supertux-level");
255 throw std::runtime_error("file isn't a supertux-level file.");
257 lisp->get("name", name);
259 const lisp::Lisp* sector = lisp->get_lisp("sector");
261 throw std::runtime_error("No sector sepcified in worldmap file.");
263 lisp::ListIterator iter(sector);
265 if(iter.item() == "tilemap") {
266 add_object(new TileMap(*(iter.lisp()), tile_manager.get()));
267 } else if(iter.item() == "background") {
268 add_object(new Background(*(iter.lisp())));
269 } else if(iter.item() == "music") {
270 iter.value()->get(music);
271 } else if(iter.item() == "init-script") {
272 iter.value()->get(init_script);
273 } else if(iter.item() == "worldmap-spawnpoint") {
274 SpawnPoint* sp = new SpawnPoint(iter.lisp());
275 spawn_points.push_back(sp);
276 } else if(iter.item() == "level") {
277 LevelTile* level = new LevelTile(levels_path, iter.lisp());
278 levels.push_back(level);
280 } else if(iter.item() == "special-tile") {
281 SpecialTile* special_tile = new SpecialTile(iter.lisp());
282 special_tiles.push_back(special_tile);
283 add_object(special_tile);
284 } else if(iter.item() == "sprite-change") {
285 SpriteChange* sprite_change = new SpriteChange(iter.lisp());
286 sprite_changes.push_back(sprite_change);
287 add_object(sprite_change);
288 } else if(iter.item() == "teleporter") {
289 Teleporter* teleporter = new Teleporter(iter.lisp());
290 teleporters.push_back(teleporter);
291 add_object(teleporter);
292 } else if(iter.item() == "ambient-light") {
293 std::vector<float> vColor;
294 sector->get_vector( "ambient-light", vColor );
295 if(vColor.size() < 3) {
296 log_warning << "(ambient-light) requires a color as argument" << std::endl;
298 ambient_light = Color( vColor );
300 } else if(iter.item() == "name") {
303 log_warning << "Unknown token '" << iter.item() << "' in worldmap" << std::endl;
307 throw std::runtime_error("No solid tilemap specified");
309 move_to_spawnpoint("main");
311 } catch(std::exception& e) {
312 std::stringstream msg;
313 msg << "Problem when parsing worldmap '" << map_filename << "': " <<
315 throw std::runtime_error(msg.str());
320 WorldMap::get_level_title(LevelTile& level)
322 /** get special_tile's title */
323 level.title = "<no title>";
327 const lisp::Lisp* root = parser.parse(levels_path + level.get_name());
329 const lisp::Lisp* level_lisp = root->get_lisp("supertux-level");
333 level_lisp->get("name", level.title);
334 } catch(std::exception& e) {
335 log_warning << "Problem when reading leveltitle: " << e.what() << std::endl;
340 void WorldMap::calculate_total_stats()
343 for(LevelTiles::iterator i = levels.begin(); i != levels.end(); ++i) {
344 LevelTile* level = *i;
346 total_stats += level->statistics;
352 WorldMap::on_escape_press()
354 // Show or hide the menu
355 if(!Menu::current()) {
356 Menu::set_current(worldmap_menu.get());
357 tux->set_direction(D_NONE); // stop tux movement when menu is called
359 Menu::set_current(NULL);
364 WorldMap::get_next_tile(Vector pos, Direction direction)
386 WorldMap::path_ok(Direction direction, const Vector& old_pos, Vector* new_pos)
388 *new_pos = get_next_tile(old_pos, direction);
390 if (!(new_pos->x >= 0 && new_pos->x < solids->get_width()
391 && new_pos->y >= 0 && new_pos->y < solids->get_height()))
392 { // New position is outsite the tilemap
396 { // Check if the tile allows us to go to new_pos
400 return (at(old_pos)->getData() & Tile::WORLDMAP_WEST
401 && at(*new_pos)->getData() & Tile::WORLDMAP_EAST);
404 return (at(old_pos)->getData() & Tile::WORLDMAP_EAST
405 && at(*new_pos)->getData() & Tile::WORLDMAP_WEST);
408 return (at(old_pos)->getData() & Tile::WORLDMAP_NORTH
409 && at(*new_pos)->getData() & Tile::WORLDMAP_SOUTH);
412 return (at(old_pos)->getData() & Tile::WORLDMAP_SOUTH
413 && at(*new_pos)->getData() & Tile::WORLDMAP_NORTH);
416 assert(!"path_ok() can't walk if direction is NONE");
423 WorldMap::finished_level(Level* gamelevel)
425 // TODO use Level* parameter here?
426 LevelTile* level = at_level();
428 bool old_level_state = level->solved;
429 level->solved = true;
430 level->sprite->set_action("solved");
432 // deal with statistics
433 level->statistics.merge(gamelevel->stats);
434 calculate_total_stats();
438 if (old_level_state != level->solved) {
439 // Try to detect the next direction to which we should walk
440 // FIXME: Mostly a hack
441 Direction dir = D_NONE;
443 const Tile* tile = at(tux->get_tile_pos());
445 int dirdata = tile->getData() & Tile::WORLDMAP_DIR_MASK;
446 // first, test for crossroads
447 if (dirdata == Tile::WORLDMAP_CNSE ||
448 dirdata == Tile::WORLDMAP_CNSW ||
449 dirdata == Tile::WORLDMAP_CNEW ||
450 dirdata == Tile::WORLDMAP_CSEW ||
451 dirdata == Tile::WORLDMAP_CNSEW)
453 else if (dirdata & Tile::WORLDMAP_NORTH
454 && tux->back_direction != D_NORTH)
456 else if (dirdata & Tile::WORLDMAP_SOUTH
457 && tux->back_direction != D_SOUTH)
459 else if (dirdata & Tile::WORLDMAP_EAST
460 && tux->back_direction != D_EAST)
462 else if (dirdata & Tile::WORLDMAP_WEST
463 && tux->back_direction != D_WEST)
467 tux->set_direction(dir);
471 if (level->extro_script != "") {
473 std::istringstream in(level->extro_script);
474 run_script(in, "worldmap:extro_script");
475 } catch(std::exception& e) {
476 log_fatal << "Couldn't run level-extro-script: " << e.what() << std::endl;
482 WorldMap::update(float delta)
485 Menu* menu = Menu::current();
489 if(menu == worldmap_menu.get()) {
490 switch (worldmap_menu->check())
492 case MNID_RETURNWORLDMAP: // Return to game
493 Menu::set_current(0);
495 case MNID_QUITWORLDMAP: // Quit Worldmap
496 main_loop->exit_screen();
504 // update GameObjects
505 for(size_t i = 0; i < game_objects.size(); ++i) {
506 GameObject* object = game_objects[i];
507 object->update(delta);
510 // remove old GameObjects
511 for(GameObjects::iterator i = game_objects.begin();
512 i != game_objects.end(); ) {
513 GameObject* object = *i;
514 if(!object->is_valid()) {
516 i = game_objects.erase(i);
523 Vector tux_pos = tux->get_pos();
524 camera_offset.x = tux_pos.x - SCREEN_WIDTH/2;
525 camera_offset.y = tux_pos.y - SCREEN_HEIGHT/2;
527 if (camera_offset.x < 0)
529 if (camera_offset.y < 0)
532 if (camera_offset.x > (int)solids->get_width()*32 - SCREEN_WIDTH)
533 camera_offset.x = (int)solids->get_width()*32 - SCREEN_WIDTH;
534 if (camera_offset.y > (int)solids->get_height()*32 - SCREEN_HEIGHT)
535 camera_offset.y = (int)solids->get_height()*32 - SCREEN_HEIGHT;
537 if (int(solids->get_width()*32) < SCREEN_WIDTH)
538 camera_offset.x = solids->get_width()*16.0 - SCREEN_WIDTH/2.0;
539 if (int(solids->get_height()*32) < SCREEN_HEIGHT)
540 camera_offset.y = solids->get_height()*16.0 - SCREEN_HEIGHT/2.0;
543 bool enter_level = false;
544 if(main_controller->pressed(Controller::ACTION)
545 || main_controller->pressed(Controller::JUMP)
546 || main_controller->pressed(Controller::MENU_SELECT)) {
547 /* some people define UP and JUMP on the same key... */
548 if(!main_controller->pressed(Controller::UP))
551 if(main_controller->pressed(Controller::PAUSE_MENU))
554 // check for teleporters
555 Teleporter* teleporter = at_teleporter(tux->get_tile_pos());
556 if (teleporter && (teleporter->automatic || (enter_level && (!tux->is_moving())))) {
558 if (teleporter->worldmap != "") {
559 change(teleporter->worldmap, teleporter->spawnpoint);
561 // TODO: an animation, camera scrolling or a fading would be a nice touch
562 sound_manager->play("sounds/warp.wav");
563 tux->back_direction = D_NONE;
564 move_to_spawnpoint(teleporter->spawnpoint);
568 // check for auto-play levels
569 LevelTile* level = at_level();
570 if (level && (level->auto_play) && (!level->solved) && (!tux->is_moving())) {
574 if (enter_level && !tux->is_moving())
576 /* Check level action */
577 LevelTile* level = at_level();
579 //Respawn if player on a tile with no level and nowhere to go.
580 const Tile* tile = at(tux->get_tile_pos());
581 if(!( tile->getData() & ( Tile::WORLDMAP_NORTH | Tile::WORLDMAP_SOUTH | Tile::WORLDMAP_WEST | Tile::WORLDMAP_EAST ))){
582 log_warning << "Player at illegal position " << tux->get_tile_pos().x << ", " << tux->get_tile_pos().y << " respawning." << std::endl;
583 move_to_spawnpoint("main");
586 log_warning << "No level to enter at: " << tux->get_tile_pos().x << ", " << tux->get_tile_pos().y << std::endl;
590 if (level->pos == tux->get_tile_pos()) {
592 Vector shrinkpos = Vector(level->pos.x*32 + 16 - camera_offset.x,
593 level->pos.y*32 + 16 - camera_offset.y);
594 std::string levelfile = levels_path + level->get_name();
596 // update state and savegame
599 main_loop->push_screen(new GameSession(levelfile, &level->statistics),
600 new ShrinkFade(shrinkpos, 0.5));
602 } catch(std::exception& e) {
603 log_fatal << "Couldn't load level: " << e.what() << std::endl;
609 // tux->set_direction(input_direction);
615 WorldMap::at(Vector p)
617 return solids->get_tile((int) p.x, (int) p.y);
623 for(LevelTiles::iterator i = levels.begin(); i != levels.end(); ++i) {
624 LevelTile* level = *i;
625 if (level->pos == tux->get_tile_pos())
633 WorldMap::at_special_tile()
635 for(SpecialTiles::iterator i = special_tiles.begin();
636 i != special_tiles.end(); ++i) {
637 SpecialTile* special_tile = *i;
638 if (special_tile->pos == tux->get_tile_pos())
646 WorldMap::at_sprite_change(const Vector& pos)
648 for(SpriteChanges::iterator i = sprite_changes.begin();
649 i != sprite_changes.end(); ++i) {
650 SpriteChange* sprite_change = *i;
651 if(sprite_change->pos == pos)
652 return sprite_change;
659 WorldMap::at_teleporter(const Vector& pos)
661 for(std::vector<Teleporter*>::iterator i = teleporters.begin(); i != teleporters.end(); ++i) {
662 Teleporter* teleporter = *i;
663 if(teleporter->pos == pos) return teleporter;
670 WorldMap::draw(DrawingContext& context)
672 if (int(solids->get_width()*32) < SCREEN_WIDTH || int(solids->get_height()*32) < SCREEN_HEIGHT)
673 context.draw_filled_rect(Vector(0, 0), Vector(SCREEN_WIDTH, SCREEN_HEIGHT),
674 Color(0.0f, 0.0f, 0.0f, 1.0f), LAYER_BACKGROUND0);
676 context.set_ambient_color( ambient_light );
677 context.push_transform();
678 context.set_translation(camera_offset);
680 for(GameObjects::iterator i = game_objects.begin();
681 i != game_objects.end(); ++i) {
682 GameObject* object = *i;
683 object->draw(context);
686 draw_status(context);
687 context.pop_transform();
691 WorldMap::draw_status(DrawingContext& context)
693 context.push_transform();
694 context.set_translation(Vector(0, 0));
696 player_status->draw(context);
698 if (!tux->is_moving()) {
699 for(LevelTiles::iterator i = levels.begin(); i != levels.end(); ++i) {
700 LevelTile* level = *i;
702 if (level->pos == tux->get_tile_pos()) {
703 if(level->title == "")
704 get_level_title(*level);
706 context.draw_text(white_text, level->title,
707 Vector(SCREEN_WIDTH/2,
708 SCREEN_HEIGHT - white_text->get_height() - 30),
709 ALIGN_CENTER, LAYER_FOREGROUND1);
711 // if level is solved, draw level picture behind stats
714 if (const Surface* picture = level->get_picture()) {
715 Vector pos = Vector(SCREEN_WIDTH - picture->get_width(), SCREEN_HEIGHT - picture->get_height());
716 context.push_transform();
717 context.set_alpha(0.5);
718 context.draw_surface(picture, pos, LAYER_FOREGROUND1-1);
719 context.pop_transform();
724 level->statistics.draw_worldmap_info(context);
729 for(SpecialTiles::iterator i = special_tiles.begin();
730 i != special_tiles.end(); ++i) {
731 SpecialTile* special_tile = *i;
733 if (special_tile->pos == tux->get_tile_pos()) {
734 /* Display an in-map message in the map, if any as been selected */
735 if(!special_tile->map_message.empty() && !special_tile->passive_message)
736 context.draw_text(gold_text, special_tile->map_message,
737 Vector(SCREEN_WIDTH/2,
738 SCREEN_HEIGHT - white_text->get_height() - 60),
739 ALIGN_CENTER, LAYER_FOREGROUND1);
744 // display teleporter messages
745 Teleporter* teleporter = at_teleporter(tux->get_tile_pos());
746 if (teleporter && (teleporter->message != "")) {
747 Vector pos = Vector(SCREEN_WIDTH/2, SCREEN_HEIGHT - white_text->get_height() - 30);
748 context.draw_text(white_text, teleporter->message, pos, ALIGN_CENTER, LAYER_FOREGROUND1);
753 /* Display a passive message in the map, if needed */
754 if(passive_message_timer.started())
755 context.draw_text(gold_text, passive_message,
756 Vector(SCREEN_WIDTH/2, SCREEN_HEIGHT - white_text->get_height() - 60),
757 ALIGN_CENTER, LAYER_FOREGROUND1);
759 context.pop_transform();
765 sound_manager->play_music(music);
766 Menu::set_current(NULL);
771 // if force_spawnpoint was set, move Tux there, then clear force_spawnpoint
772 if (force_spawnpoint != "") {
773 move_to_spawnpoint(force_spawnpoint);
774 force_spawnpoint = "";
779 // register worldmap_table as worldmap in scripting
780 using namespace Scripting;
782 sq_pushroottable(global_vm);
783 sq_pushstring(global_vm, "worldmap", -1);
784 sq_pushobject(global_vm, worldmap_table);
785 if(SQ_FAILED(sq_createslot(global_vm, -3)))
786 throw SquirrelError(global_vm, "Couldn't set worldmap in roottable");
787 sq_pop(global_vm, 1);
789 if(init_script != "") {
790 std::istringstream in(init_script);
791 run_script(in, "WorldMap::init");
798 // remove worldmap_table from roottable
799 using namespace Scripting;
801 sq_pushroottable(global_vm);
802 sq_pushstring(global_vm, "worldmap", -1);
803 if(SQ_FAILED(sq_deleteslot(global_vm, -2, SQFalse)))
804 throw SquirrelError(global_vm, "Couldn't unset worldmap in roottable");
805 sq_pop(global_vm, 1);
808 static void store_float(HSQUIRRELVM vm, const char* name, float val)
810 sq_pushstring(vm, name, -1);
811 sq_pushfloat(vm, val);
812 if(SQ_FAILED(sq_createslot(vm, -3)))
813 throw Scripting::SquirrelError(vm, "Couldn't add float value to table");
817 static void store_int(HSQUIRRELVM vm, const char* name, int val)
819 sq_pushstring(vm, name, -1);
820 sq_pushinteger(vm, val);
821 if(SQ_FAILED(sq_createslot(vm, -3)))
822 throw Scripting::SquirrelError(vm, "Couldn't add float value to table");
826 static void store_string(HSQUIRRELVM vm, const char* name, const std::string& val)
828 sq_pushstring(vm, name, -1);
829 sq_pushstring(vm, val.c_str(), val.length());
830 if(SQ_FAILED(sq_createslot(vm, -3)))
831 throw Scripting::SquirrelError(vm, "Couldn't add float value to table");
834 static void store_bool(HSQUIRRELVM vm, const char* name, bool val)
836 sq_pushstring(vm, name, -1);
837 sq_pushbool(vm, val ? SQTrue : SQFalse);
838 if(SQ_FAILED(sq_createslot(vm, -3)))
839 throw Scripting::SquirrelError(vm, "Couldn't add float value to table");
842 static float read_float(HSQUIRRELVM vm, const char* name)
844 sq_pushstring(vm, name, -1);
845 if(SQ_FAILED(sq_get(vm, -2))) {
846 std::ostringstream msg;
847 msg << "Couldn't get float value for '" << name << "' from table";
848 throw Scripting::SquirrelError(vm, msg.str());
852 if(SQ_FAILED(sq_getfloat(vm, -1, &result))) {
853 std::ostringstream msg;
854 msg << "Couldn't get float value for '" << name << "' from table";
855 throw Scripting::SquirrelError(vm, msg.str());
862 static std::string read_string(HSQUIRRELVM vm, const char* name)
864 sq_pushstring(vm, name, -1);
865 if(SQ_FAILED(sq_get(vm, -2))) {
866 std::ostringstream msg;
867 msg << "Couldn't get string value for '" << name << "' from table";
868 throw Scripting::SquirrelError(vm, msg.str());
872 if(SQ_FAILED(sq_getstring(vm, -1, &result))) {
873 std::ostringstream msg;
874 msg << "Couldn't get string value for '" << name << "' from table";
875 throw Scripting::SquirrelError(vm, msg.str());
879 return std::string(result);
882 static bool read_bool(HSQUIRRELVM vm, const char* name)
884 sq_pushstring(vm, name, -1);
885 if(SQ_FAILED(sq_get(vm, -2))) {
886 std::ostringstream msg;
887 msg << "Couldn't get bool value for '" << name << "' from table";
888 throw Scripting::SquirrelError(vm, msg.str());
892 if(SQ_FAILED(sq_getbool(vm, -1, &result))) {
893 std::ostringstream msg;
894 msg << "Couldn't get bool value for '" << name << "' from table";
895 throw Scripting::SquirrelError(vm, msg.str());
899 return result == SQTrue;
903 WorldMap::save_state()
905 using namespace Scripting;
907 HSQUIRRELVM vm = global_vm;
908 int oldtop = sq_gettop(vm);
912 sq_pushroottable(vm);
913 sq_pushstring(vm, "state", -1);
914 if(SQ_FAILED(sq_get(vm, -2)))
915 throw Scripting::SquirrelError(vm, "Couldn't get state table");
917 // get or create worlds table
918 sq_pushstring(vm, "worlds", -1);
919 if(SQ_FAILED(sq_get(vm, -2))) {
920 sq_pushstring(vm, "worlds", -1);
922 if(SQ_FAILED(sq_createslot(vm, -3)))
923 throw Scripting::SquirrelError(vm, "Couldn't create state.worlds");
925 sq_pushstring(vm, "worlds", -1);
926 if(SQ_FAILED(sq_get(vm, -2)))
927 throw Scripting::SquirrelError(vm, "Couldn't create.get state.worlds");
930 sq_pushstring(vm, map_filename.c_str(), map_filename.length());
931 if(SQ_FAILED(sq_deleteslot(vm, -2, SQFalse)))
934 // construct new table for this worldmap
935 sq_pushstring(vm, map_filename.c_str(), map_filename.length());
939 sq_pushstring(vm, "tux", -1);
942 store_float(vm, "x", tux->get_tile_pos().x);
943 store_float(vm, "y", tux->get_tile_pos().y);
944 store_string(vm, "back", direction_to_string(tux->back_direction));
946 sq_createslot(vm, -3);
949 sq_pushstring(vm, "levels", -1);
952 for(LevelTiles::iterator i = levels.begin(); i != levels.end(); ++i) {
953 LevelTile* level = *i;
955 sq_pushstring(vm, level->get_name().c_str(), -1);
958 store_bool(vm, "solved", level->solved);
959 // TODO write statistics
960 // i->statistics.write(writer);
962 sq_createslot(vm, -3);
965 sq_createslot(vm, -3);
967 // push world into worlds table
968 sq_createslot(vm, -3);
969 } catch(std::exception& ) {
970 sq_settop(vm, oldtop);
973 sq_settop(vm, oldtop);
975 if(World::current() != NULL)
976 World::current()->save_state();
980 WorldMap::load_state()
982 using namespace Scripting;
984 HSQUIRRELVM vm = global_vm;
985 int oldtop = sq_gettop(vm);
989 sq_pushroottable(vm);
990 sq_pushstring(vm, "state", -1);
991 if(SQ_FAILED(sq_get(vm, -2)))
992 throw Scripting::SquirrelError(vm, "Couldn't get state table");
995 sq_pushstring(vm, "worlds", -1);
996 if(SQ_FAILED(sq_get(vm, -2)))
997 throw Scripting::SquirrelError(vm, "Couldn't get state.worlds");
999 // get table for our world
1000 sq_pushstring(vm, map_filename.c_str(), map_filename.length());
1001 if(SQ_FAILED(sq_get(vm, -2)))
1002 throw Scripting::SquirrelError(vm, "Couldn't get state.worlds.mapfilename");
1005 sq_pushstring(vm, "tux", -1);
1006 if(SQ_FAILED(sq_get(vm, -2)))
1007 throw Scripting::SquirrelError(vm, "Couldn't get tux");
1010 p.x = read_float(vm, "x");
1011 p.y = read_float(vm, "y");
1012 std::string back_str = read_string(vm, "back");
1013 tux->back_direction = string_to_direction(back_str);
1014 tux->set_tile_pos(p);
1019 sq_pushstring(vm, "levels", -1);
1020 if(SQ_FAILED(sq_get(vm, -2)))
1021 throw Scripting::SquirrelError(vm, "Couldn't get levels");
1023 for(LevelTiles::iterator i = levels.begin(); i != levels.end(); ++i) {
1024 LevelTile* level = *i;
1025 sq_pushstring(vm, level->get_name().c_str(), -1);
1026 if(SQ_SUCCEEDED(sq_get(vm, -2))) {
1027 level->solved = read_bool(vm, "solved");
1028 level->sprite->set_action(level->solved ? "solved" : "default");
1029 // i->statistics.parse(*level);
1035 } catch(std::exception& e) {
1036 log_debug << "Not loading worldmap state: " << e.what() << std::endl;
1038 sq_settop(vm, oldtop);
1044 WorldMap::level_count()
1046 return levels.size();
1050 WorldMap::solved_level_count()
1053 for(LevelTiles::iterator i = levels.begin(); i != levels.end(); ++i) {
1054 LevelTile* level = *i;
1064 WorldMap::run_script(std::istream& in, const std::string& sourcename)
1066 using namespace Scripting;
1068 // garbage collect thread list
1069 for(ScriptList::iterator i = scripts.begin();
1070 i != scripts.end(); ) {
1071 HSQOBJECT& object = *i;
1072 HSQUIRRELVM vm = object_to_vm(object);
1074 if(sq_getvmstate(vm) != SQ_VMSTATE_SUSPENDED) {
1075 sq_release(global_vm, &object);
1076 i = scripts.erase(i);
1083 HSQOBJECT object = create_thread(global_vm);
1084 scripts.push_back(object);
1086 HSQUIRRELVM vm = object_to_vm(object);
1088 // set worldmap_table as roottable for the thread
1089 sq_pushobject(vm, worldmap_table);
1090 sq_setroottable(vm);
1092 compile_and_run(vm, in, sourcename);
1097 } // namespace WorldMapNS