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")
125 else if (directory == "none")
128 log_warning << "unknown direction: \"" << directory << "\"" << std::endl;
133 //---------------------------------------------------------------------------
135 WorldMap::WorldMap(const std::string& filename, const std::string& force_spawnpoint)
136 : tux(0), solids(0), ambient_light( 1.0f, 1.0f, 1.0f, 1.0f ), force_spawnpoint(force_spawnpoint), in_level(false)
138 tile_manager.reset(new TileManager("images/worldmap.strf"));
144 music = "music/salcon.ogg";
148 worldmap_menu.reset(new Menu());
149 worldmap_menu->add_label(_("Pause"));
150 worldmap_menu->add_hl();
151 worldmap_menu->add_entry(MNID_RETURNWORLDMAP, _("Continue"));
152 worldmap_menu->add_submenu(_("Options"), get_options_menu());
153 worldmap_menu->add_hl();
154 worldmap_menu->add_entry(MNID_QUITWORLDMAP, _("Quit World"));
158 // create a new squirrel table for the worldmap
159 using namespace Scripting;
161 sq_collectgarbage(global_vm);
162 sq_newtable(global_vm);
163 sq_pushroottable(global_vm);
164 if(SQ_FAILED(sq_setdelegate(global_vm, -2)))
165 throw Scripting::SquirrelError(global_vm, "Couldn't set worldmap_table delegate");
167 sq_resetobject(&worldmap_table);
168 if(SQ_FAILED(sq_getstackobj(global_vm, -1, &worldmap_table)))
169 throw Scripting::SquirrelError(global_vm, "Couldn't get table from stack");
171 sq_addref(global_vm, &worldmap_table);
172 sq_pop(global_vm, 1);
175 WorldMap::~WorldMap()
177 using namespace Scripting;
179 for(ScriptList::iterator i = scripts.begin();
180 i != scripts.end(); ++i) {
181 HSQOBJECT& object = *i;
182 sq_release(global_vm, &object);
184 sq_release(global_vm, &worldmap_table);
186 sq_collectgarbage(global_vm);
191 for(GameObjects::iterator i = game_objects.begin();
192 i != game_objects.end(); ++i) {
193 GameObject* object = *i;
197 for(SpawnPoints::iterator i = spawn_points.begin();
198 i != spawn_points.end(); ++i) {
204 WorldMap::add_object(GameObject* object)
206 TileMap* tilemap = dynamic_cast<TileMap*> (object);
207 if(tilemap != 0 && tilemap->is_solid()) {
212 game_objects.push_back(object);
216 WorldMap::move_to_spawnpoint(const std::string& spawnpoint)
218 for(SpawnPoints::iterator i = spawn_points.begin(); i != spawn_points.end(); ++i) {
220 if(sp->name == spawnpoint) {
222 tux->set_tile_pos(p);
223 tux->set_direction(sp->auto_dir);
227 log_warning << "Spawnpoint '" << spawnpoint << "' not found." << std::endl;
228 if (spawnpoint != "main") {
229 move_to_spawnpoint("main");
234 WorldMap::change(const std::string& filename, const std::string& force_spawnpoint)
236 main_loop->exit_screen();
237 main_loop->push_screen(new WorldMap(filename, force_spawnpoint));
241 WorldMap::load(const std::string& filename)
243 map_filename = filename;
244 levels_path = FileSystem::dirname(map_filename);
248 std::auto_ptr<lisp::Lisp> root (parser.parse(map_filename));
250 const lisp::Lisp* lisp = root->get_lisp("supertux-level");
252 throw std::runtime_error("file isn't a supertux-level file.");
254 lisp->get("name", name);
256 const lisp::Lisp* sector = lisp->get_lisp("sector");
258 throw std::runtime_error("No sector sepcified in worldmap file.");
260 lisp::ListIterator iter(sector);
262 if(iter.item() == "tilemap") {
263 add_object(new TileMap(*(iter.lisp()), tile_manager.get()));
264 } else if(iter.item() == "background") {
265 add_object(new Background(*(iter.lisp())));
266 } else if(iter.item() == "music") {
267 iter.value()->get(music);
268 } else if(iter.item() == "init-script") {
269 iter.value()->get(init_script);
270 } else if(iter.item() == "worldmap-spawnpoint") {
271 SpawnPoint* sp = new SpawnPoint(iter.lisp());
272 spawn_points.push_back(sp);
273 } else if(iter.item() == "level") {
274 LevelTile* level = new LevelTile(levels_path, iter.lisp());
275 levels.push_back(level);
277 } else if(iter.item() == "special-tile") {
278 SpecialTile* special_tile = new SpecialTile(iter.lisp());
279 special_tiles.push_back(special_tile);
280 add_object(special_tile);
281 } else if(iter.item() == "sprite-change") {
282 SpriteChange* sprite_change = new SpriteChange(iter.lisp());
283 sprite_changes.push_back(sprite_change);
284 add_object(sprite_change);
285 } else if(iter.item() == "teleporter") {
286 Teleporter* teleporter = new Teleporter(iter.lisp());
287 teleporters.push_back(teleporter);
288 add_object(teleporter);
289 } else if(iter.item() == "ambient-light") {
290 std::vector<float> vColor;
291 sector->get_vector( "ambient-light", vColor );
292 if(vColor.size() < 3) {
293 log_warning << "(ambient-light) requires a color as argument" << std::endl;
295 ambient_light = Color( vColor );
297 } else if(iter.item() == "name") {
300 log_warning << "Unknown token '" << iter.item() << "' in worldmap" << std::endl;
304 throw std::runtime_error("No solid tilemap specified");
306 move_to_spawnpoint("main");
308 } catch(std::exception& e) {
309 std::stringstream msg;
310 msg << "Problem when parsing worldmap '" << map_filename << "': " <<
312 throw std::runtime_error(msg.str());
317 WorldMap::get_level_title(LevelTile& level)
319 /** get special_tile's title */
320 level.title = "<no title>";
324 std::auto_ptr<lisp::Lisp> root (parser.parse(levels_path + level.get_name()));
326 const lisp::Lisp* level_lisp = root->get_lisp("supertux-level");
330 level_lisp->get("name", level.title);
331 } catch(std::exception& e) {
332 log_warning << "Problem when reading leveltitle: " << e.what() << std::endl;
337 void WorldMap::calculate_total_stats()
340 for(LevelTiles::iterator i = levels.begin(); i != levels.end(); ++i) {
341 LevelTile* level = *i;
343 total_stats += level->statistics;
349 WorldMap::on_escape_press()
351 // Show or hide the menu
352 if(!Menu::current()) {
353 Menu::set_current(worldmap_menu.get());
354 tux->set_direction(D_NONE); // stop tux movement when menu is called
356 Menu::set_current(NULL);
361 WorldMap::get_next_tile(Vector pos, Direction direction)
383 WorldMap::path_ok(Direction direction, const Vector& old_pos, Vector* new_pos)
385 *new_pos = get_next_tile(old_pos, direction);
387 if (!(new_pos->x >= 0 && new_pos->x < solids->get_width()
388 && new_pos->y >= 0 && new_pos->y < solids->get_height()))
389 { // New position is outsite the tilemap
393 { // Check if the tile allows us to go to new_pos
397 return (at(old_pos)->getData() & Tile::WORLDMAP_WEST
398 && at(*new_pos)->getData() & Tile::WORLDMAP_EAST);
401 return (at(old_pos)->getData() & Tile::WORLDMAP_EAST
402 && at(*new_pos)->getData() & Tile::WORLDMAP_WEST);
405 return (at(old_pos)->getData() & Tile::WORLDMAP_NORTH
406 && at(*new_pos)->getData() & Tile::WORLDMAP_SOUTH);
409 return (at(old_pos)->getData() & Tile::WORLDMAP_SOUTH
410 && at(*new_pos)->getData() & Tile::WORLDMAP_NORTH);
413 assert(!"path_ok() can't walk if direction is NONE");
420 WorldMap::finished_level(Level* gamelevel)
422 // TODO use Level* parameter here?
423 LevelTile* level = at_level();
425 bool old_level_state = level->solved;
426 level->solved = true;
427 level->sprite->set_action("solved");
429 // deal with statistics
430 level->statistics.merge(gamelevel->stats);
431 calculate_total_stats();
435 if (old_level_state != level->solved && level->auto_path) {
436 // Try to detect the next direction to which we should walk
437 // FIXME: Mostly a hack
438 Direction dir = D_NONE;
440 const Tile* tile = at(tux->get_tile_pos());
442 // first, test for crossroads
443 if (tile->getData() & Tile::WORLDMAP_CNSE || tile->getData() && Tile::WORLDMAP_CNSW
444 || tile->getData() & Tile::WORLDMAP_CNEW || tile->getData() && Tile::WORLDMAP_CSEW
445 || tile->getData() & Tile::WORLDMAP_CNSEW)
447 else if (tile->getData() & Tile::WORLDMAP_NORTH
448 && tux->back_direction != D_NORTH)
450 else if (tile->getData() & Tile::WORLDMAP_SOUTH
451 && tux->back_direction != D_SOUTH)
453 else if (tile->getData() & Tile::WORLDMAP_EAST
454 && tux->back_direction != D_EAST)
456 else if (tile->getData() & Tile::WORLDMAP_WEST
457 && tux->back_direction != D_WEST)
461 tux->set_direction(dir);
465 if (level->extro_script != "") {
467 std::istringstream in(level->extro_script);
468 run_script(in, "worldmap:extro_script");
469 } catch(std::exception& e) {
470 log_fatal << "Couldn't run level-extro-script: " << e.what() << std::endl;
476 WorldMap::update(float delta)
479 Menu* menu = Menu::current();
483 if(menu == worldmap_menu.get()) {
484 switch (worldmap_menu->check())
486 case MNID_RETURNWORLDMAP: // Return to game
487 Menu::set_current(0);
489 case MNID_QUITWORLDMAP: // Quit Worldmap
490 main_loop->exit_screen();
498 // update GameObjects
499 for(size_t i = 0; i < game_objects.size(); ++i) {
500 GameObject* object = game_objects[i];
501 object->update(delta);
504 // remove old GameObjects
505 for(GameObjects::iterator i = game_objects.begin();
506 i != game_objects.end(); ) {
507 GameObject* object = *i;
508 if(!object->is_valid()) {
510 i = game_objects.erase(i);
517 Vector tux_pos = tux->get_pos();
518 camera_offset.x = tux_pos.x - SCREEN_WIDTH/2;
519 camera_offset.y = tux_pos.y - SCREEN_HEIGHT/2;
521 if (camera_offset.x < 0)
523 if (camera_offset.y < 0)
526 if (camera_offset.x > solids->get_width()*32 - SCREEN_WIDTH)
527 camera_offset.x = solids->get_width()*32 - SCREEN_WIDTH;
528 if (camera_offset.y > solids->get_height()*32 - SCREEN_HEIGHT)
529 camera_offset.y = solids->get_height()*32 - SCREEN_HEIGHT;
532 bool enter_level = false;
533 if(main_controller->pressed(Controller::ACTION)
534 || main_controller->pressed(Controller::JUMP)
535 || main_controller->pressed(Controller::MENU_SELECT))
537 if(main_controller->pressed(Controller::PAUSE_MENU))
540 // check for teleporters
541 Teleporter* teleporter = at_teleporter(tux->get_tile_pos());
542 if (teleporter && (teleporter->automatic || (enter_level && (!tux->is_moving())))) {
544 if (teleporter->worldmap != "") {
545 change(teleporter->worldmap, teleporter->spawnpoint);
547 // TODO: an animation, camera scrolling or a fading would be a nice touch
548 sound_manager->play("sounds/warp.wav");
549 tux->back_direction = D_NONE;
550 move_to_spawnpoint(teleporter->spawnpoint);
554 // check for auto-play levels
555 LevelTile* level = at_level();
556 if (level && (level->auto_play) && (!level->solved) && (!tux->is_moving())) {
558 level->solved = true;
561 if (enter_level && !tux->is_moving())
563 /* Check level action */
564 LevelTile* level = at_level();
566 //Respawn if player on a tile with no level and nowhere to go.
567 const Tile* tile = at(tux->get_tile_pos());
568 if(!( tile->getData() & ( Tile::WORLDMAP_NORTH | Tile::WORLDMAP_SOUTH | Tile::WORLDMAP_WEST | Tile::WORLDMAP_EAST ))){
569 log_warning << "Player at illegal position " << tux->get_tile_pos().x << ", " << tux->get_tile_pos().y << " respawning." << std::endl;
570 move_to_spawnpoint("main");
573 log_warning << "No level to enter at: " << tux->get_tile_pos().x << ", " << tux->get_tile_pos().y << std::endl;
577 if (level->pos == tux->get_tile_pos()) {
579 Vector shrinkpos = Vector(level->pos.x*32 + 16 - camera_offset.x,
580 level->pos.y*32 + 16 - camera_offset.y);
581 std::string levelfile = levels_path + level->get_name();
583 // update state and savegame
586 main_loop->push_screen(new GameSession(levelfile, &level->statistics),
587 new ShrinkFade(shrinkpos, 0.5));
589 } catch(std::exception& e) {
590 log_fatal << "Couldn't load level: " << e.what() << std::endl;
596 // tux->set_direction(input_direction);
602 WorldMap::at(Vector p)
604 return solids->get_tile((int) p.x, (int) p.y);
610 for(LevelTiles::iterator i = levels.begin(); i != levels.end(); ++i) {
611 LevelTile* level = *i;
612 if (level->pos == tux->get_tile_pos())
620 WorldMap::at_special_tile()
622 for(SpecialTiles::iterator i = special_tiles.begin();
623 i != special_tiles.end(); ++i) {
624 SpecialTile* special_tile = *i;
625 if (special_tile->pos == tux->get_tile_pos())
633 WorldMap::at_sprite_change(const Vector& pos)
635 for(SpriteChanges::iterator i = sprite_changes.begin();
636 i != sprite_changes.end(); ++i) {
637 SpriteChange* sprite_change = *i;
638 if(sprite_change->pos == pos)
639 return sprite_change;
646 WorldMap::at_teleporter(const Vector& pos)
648 for(std::vector<Teleporter*>::iterator i = teleporters.begin(); i != teleporters.end(); ++i) {
649 Teleporter* teleporter = *i;
650 if(teleporter->pos == pos) return teleporter;
657 WorldMap::draw(DrawingContext& context)
659 context.set_ambient_color( ambient_light );
660 context.push_transform();
661 context.set_translation(camera_offset);
663 for(GameObjects::iterator i = game_objects.begin();
664 i != game_objects.end(); ++i) {
665 GameObject* object = *i;
666 object->draw(context);
669 draw_status(context);
670 context.pop_transform();
674 WorldMap::draw_status(DrawingContext& context)
676 context.push_transform();
677 context.set_translation(Vector(0, 0));
679 player_status->draw(context);
681 if (!tux->is_moving()) {
682 for(LevelTiles::iterator i = levels.begin(); i != levels.end(); ++i) {
683 LevelTile* level = *i;
685 if (level->pos == tux->get_tile_pos()) {
686 if(level->title == "")
687 get_level_title(*level);
689 context.draw_text(white_text, level->title,
690 Vector(SCREEN_WIDTH/2,
691 SCREEN_HEIGHT - white_text->get_height() - 30),
692 CENTER_ALLIGN, LAYER_FOREGROUND1);
694 // if level is solved, draw level picture behind stats
697 if (const Surface* picture = level->get_picture()) {
698 Vector pos = Vector(SCREEN_WIDTH - picture->get_width(), SCREEN_HEIGHT - picture->get_height());
699 context.push_transform();
700 context.set_alpha(0.5);
701 context.draw_surface(picture, pos, LAYER_FOREGROUND1-1);
702 context.pop_transform();
707 level->statistics.draw_worldmap_info(context);
712 for(SpecialTiles::iterator i = special_tiles.begin();
713 i != special_tiles.end(); ++i) {
714 SpecialTile* special_tile = *i;
716 if (special_tile->pos == tux->get_tile_pos()) {
717 /* Display an in-map message in the map, if any as been selected */
718 if(!special_tile->map_message.empty() && !special_tile->passive_message)
719 context.draw_text(gold_text, special_tile->map_message,
720 Vector(SCREEN_WIDTH/2,
721 SCREEN_HEIGHT - white_text->get_height() - 60),
722 CENTER_ALLIGN, LAYER_FOREGROUND1);
727 // display teleporter messages
728 Teleporter* teleporter = at_teleporter(tux->get_tile_pos());
729 if (teleporter && (teleporter->message != "")) {
730 Vector pos = Vector(SCREEN_WIDTH/2, SCREEN_HEIGHT - white_text->get_height() - 30);
731 context.draw_text(white_text, teleporter->message, pos, CENTER_ALLIGN, LAYER_FOREGROUND1);
736 /* Display a passive message in the map, if needed */
737 if(passive_message_timer.started())
738 context.draw_text(gold_text, passive_message,
739 Vector(SCREEN_WIDTH/2, SCREEN_HEIGHT - white_text->get_height() - 60),
740 CENTER_ALLIGN, LAYER_FOREGROUND1);
742 context.pop_transform();
748 sound_manager->play_music(music);
749 Menu::set_current(NULL);
754 // if force_spawnpoint was set, move Tux there, then clear force_spawnpoint
755 if (force_spawnpoint != "") {
756 move_to_spawnpoint(force_spawnpoint);
757 force_spawnpoint = "";
762 // register worldmap_table as worldmap in scripting
763 using namespace Scripting;
765 sq_pushroottable(global_vm);
766 sq_pushstring(global_vm, "worldmap", -1);
767 sq_pushobject(global_vm, worldmap_table);
768 if(SQ_FAILED(sq_createslot(global_vm, -3)))
769 throw SquirrelError(global_vm, "Couldn't set worldmap in roottable");
770 sq_pop(global_vm, 1);
772 if(init_script != "") {
773 std::istringstream in(init_script);
774 run_script(in, "WorldMap::init");
781 // remove worldmap_table from roottable
782 using namespace Scripting;
784 sq_pushroottable(global_vm);
785 sq_pushstring(global_vm, "worldmap", -1);
786 if(SQ_FAILED(sq_deleteslot(global_vm, -2, SQFalse)))
787 throw SquirrelError(global_vm, "Couldn't unset worldmap in roottable");
788 sq_pop(global_vm, 1);
791 static void store_float(HSQUIRRELVM vm, const char* name, float val)
793 sq_pushstring(vm, name, -1);
794 sq_pushfloat(vm, val);
795 if(SQ_FAILED(sq_createslot(vm, -3)))
796 throw Scripting::SquirrelError(vm, "Couldn't add float value to table");
800 static void store_int(HSQUIRRELVM vm, const char* name, int val)
802 sq_pushstring(vm, name, -1);
803 sq_pushinteger(vm, val);
804 if(SQ_FAILED(sq_createslot(vm, -3)))
805 throw Scripting::SquirrelError(vm, "Couldn't add float value to table");
809 static void store_string(HSQUIRRELVM vm, const char* name, const std::string& val)
811 sq_pushstring(vm, name, -1);
812 sq_pushstring(vm, val.c_str(), val.length());
813 if(SQ_FAILED(sq_createslot(vm, -3)))
814 throw Scripting::SquirrelError(vm, "Couldn't add float value to table");
817 static void store_bool(HSQUIRRELVM vm, const char* name, bool val)
819 sq_pushstring(vm, name, -1);
820 sq_pushbool(vm, val ? SQTrue : SQFalse);
821 if(SQ_FAILED(sq_createslot(vm, -3)))
822 throw Scripting::SquirrelError(vm, "Couldn't add float value to table");
825 static float read_float(HSQUIRRELVM vm, const char* name)
827 sq_pushstring(vm, name, -1);
828 if(SQ_FAILED(sq_get(vm, -2))) {
829 std::ostringstream msg;
830 msg << "Couldn't get float value for '" << name << "' from table";
831 throw Scripting::SquirrelError(vm, msg.str());
835 if(SQ_FAILED(sq_getfloat(vm, -1, &result))) {
836 std::ostringstream msg;
837 msg << "Couldn't get float value for '" << name << "' from table";
838 throw Scripting::SquirrelError(vm, msg.str());
845 static std::string read_string(HSQUIRRELVM vm, const char* name)
847 sq_pushstring(vm, name, -1);
848 if(SQ_FAILED(sq_get(vm, -2))) {
849 std::ostringstream msg;
850 msg << "Couldn't get string value for '" << name << "' from table";
851 throw Scripting::SquirrelError(vm, msg.str());
855 if(SQ_FAILED(sq_getstring(vm, -1, &result))) {
856 std::ostringstream msg;
857 msg << "Couldn't get string value for '" << name << "' from table";
858 throw Scripting::SquirrelError(vm, msg.str());
862 return std::string(result);
865 static bool read_bool(HSQUIRRELVM vm, const char* name)
867 sq_pushstring(vm, name, -1);
868 if(SQ_FAILED(sq_get(vm, -2))) {
869 std::ostringstream msg;
870 msg << "Couldn't get bool value for '" << name << "' from table";
871 throw Scripting::SquirrelError(vm, msg.str());
875 if(SQ_FAILED(sq_getbool(vm, -1, &result))) {
876 std::ostringstream msg;
877 msg << "Couldn't get bool value for '" << name << "' from table";
878 throw Scripting::SquirrelError(vm, msg.str());
882 return result == SQTrue;
886 WorldMap::save_state()
888 using namespace Scripting;
890 HSQUIRRELVM vm = global_vm;
891 int oldtop = sq_gettop(vm);
895 sq_pushroottable(vm);
896 sq_pushstring(vm, "state", -1);
897 if(SQ_FAILED(sq_get(vm, -2)))
898 throw Scripting::SquirrelError(vm, "Couldn't get state table");
900 // get or create worlds table
901 sq_pushstring(vm, "worlds", -1);
902 if(SQ_FAILED(sq_get(vm, -2))) {
903 sq_pushstring(vm, "worlds", -1);
905 if(SQ_FAILED(sq_createslot(vm, -3)))
906 throw Scripting::SquirrelError(vm, "Couldn't create state.worlds");
908 sq_pushstring(vm, "worlds", -1);
909 if(SQ_FAILED(sq_get(vm, -2)))
910 throw Scripting::SquirrelError(vm, "Couldn't create.get state.worlds");
913 sq_pushstring(vm, map_filename.c_str(), map_filename.length());
914 if(SQ_FAILED(sq_deleteslot(vm, -2, SQFalse)))
917 // construct new table for this worldmap
918 sq_pushstring(vm, map_filename.c_str(), map_filename.length());
922 sq_pushstring(vm, "tux", -1);
925 store_float(vm, "x", tux->get_tile_pos().x);
926 store_float(vm, "y", tux->get_tile_pos().y);
927 store_string(vm, "back", direction_to_string(tux->back_direction));
929 sq_createslot(vm, -3);
932 sq_pushstring(vm, "levels", -1);
935 for(LevelTiles::iterator i = levels.begin(); i != levels.end(); ++i) {
936 LevelTile* level = *i;
939 sq_pushstring(vm, level->get_name().c_str(), -1);
942 store_bool(vm, "solved", true);
943 // TODO write statistics
944 // i->statistics.write(writer);
946 sq_createslot(vm, -3);
950 sq_createslot(vm, -3);
952 // push world into worlds table
953 sq_createslot(vm, -3);
954 } catch(std::exception& e) {
955 sq_settop(vm, oldtop);
958 sq_settop(vm, oldtop);
960 if(World::current() != NULL)
961 World::current()->save_state();
965 WorldMap::load_state()
967 using namespace Scripting;
969 HSQUIRRELVM vm = global_vm;
970 int oldtop = sq_gettop(vm);
974 sq_pushroottable(vm);
975 sq_pushstring(vm, "state", -1);
976 if(SQ_FAILED(sq_get(vm, -2)))
977 throw Scripting::SquirrelError(vm, "Couldn't get state table");
980 sq_pushstring(vm, "worlds", -1);
981 if(SQ_FAILED(sq_get(vm, -2)))
982 throw Scripting::SquirrelError(vm, "Couldn't get state.worlds");
984 // get table for our world
985 sq_pushstring(vm, map_filename.c_str(), map_filename.length());
986 if(SQ_FAILED(sq_get(vm, -2)))
987 throw Scripting::SquirrelError(vm, "Couldn't get state.world.mapfilename");
990 sq_pushstring(vm, "tux", -1);
991 if(SQ_FAILED(sq_get(vm, -2)))
992 throw Scripting::SquirrelError(vm, "Couldn't get tux");
995 p.x = read_float(vm, "x");
996 p.y = read_float(vm, "y");
997 std::string back_str = read_string(vm, "back");
998 tux->back_direction = string_to_direction(back_str);
999 tux->set_tile_pos(p);
1004 sq_pushstring(vm, "levels", -1);
1005 if(SQ_FAILED(sq_get(vm, -2)))
1006 throw Scripting::SquirrelError(vm, "Couldn't get levels");
1008 for(LevelTiles::iterator i = levels.begin(); i != levels.end(); ++i) {
1009 LevelTile* level = *i;
1010 sq_pushstring(vm, level->get_name().c_str(), -1);
1011 if(SQ_SUCCEEDED(sq_get(vm, -2))) {
1012 level->solved = read_bool(vm, "solved");
1013 level->sprite->set_action(level->solved ? "solved" : "default");
1014 // i->statistics.parse(*level);
1020 } catch(std::exception& e) {
1021 log_debug << "Not loading worldmap state: " << e.what() << std::endl;
1023 sq_settop(vm, oldtop);
1029 WorldMap::level_count()
1031 return levels.size();
1035 WorldMap::solved_level_count()
1038 for(LevelTiles::iterator i = levels.begin(); i != levels.end(); ++i) {
1039 LevelTile* level = *i;
1049 WorldMap::run_script(std::istream& in, const std::string& sourcename)
1051 using namespace Scripting;
1053 // garbage collect thread list
1054 for(ScriptList::iterator i = scripts.begin();
1055 i != scripts.end(); ) {
1056 HSQOBJECT& object = *i;
1057 HSQUIRRELVM vm = object_to_vm(object);
1059 if(sq_getvmstate(vm) != SQ_VMSTATE_SUSPENDED) {
1060 sq_release(global_vm, &object);
1061 i = scripts.erase(i);
1068 HSQOBJECT object = create_thread(global_vm);
1069 scripts.push_back(object);
1071 HSQUIRRELVM vm = object_to_vm(object);
1073 // set worldmap_table as roottable for the thread
1074 sq_pushobject(vm, worldmap_table);
1075 sq_setroottable(vm);
1077 compile_and_run(vm, in, sourcename);
1082 } // namespace WorldMapNS