1 // SuperTux - A Jump'n Run
2 // Copyright (C) 2004 Ingo Ruhnke <grumbel@gmx.de>
3 // Copyright (C) 2006 Christoph Sommer <christoph.sommer@2006.expires.deltadevelopment.de>
5 // This program is free software: you can redistribute it and/or modify
6 // it under the terms of the GNU General Public License as published by
7 // the Free Software Foundation, either version 3 of the License, or
8 // (at your option) any later version.
10 // This program is distributed in the hope that it will be useful,
11 // but WITHOUT ANY WARRANTY; without even the implied warranty of
12 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 // GNU General Public License for more details.
15 // You should have received a copy of the GNU General Public License
16 // along with this program. If not, see <http://www.gnu.org/licenses/>.
18 #include "worldmap/worldmap.hpp"
31 #include "audio/sound_manager.hpp"
32 #include "control/joystickkeyboardcontroller.hpp"
33 #include "gui/menu.hpp"
34 #include "gui/menu_manager.hpp"
35 #include "gui/mousecursor.hpp"
36 #include "lisp/lisp.hpp"
37 #include "lisp/list_iterator.hpp"
38 #include "lisp/parser.hpp"
39 #include "object/background.hpp"
40 #include "object/decal.hpp"
41 #include "object/tilemap.hpp"
42 #include "physfs/ifile_stream.hpp"
43 #include "scripting/squirrel_error.hpp"
44 #include "scripting/squirrel_util.hpp"
45 #include "sprite/sprite.hpp"
46 #include "sprite/sprite_manager.hpp"
47 #include "supertux/game_session.hpp"
48 #include "supertux/globals.hpp"
49 #include "supertux/screen_manager.hpp"
50 #include "supertux/menu/menu_storage.hpp"
51 #include "supertux/menu/options_menu.hpp"
52 #include "supertux/menu/worldmap_menu.hpp"
53 #include "supertux/player_status.hpp"
54 #include "supertux/resources.hpp"
55 #include "supertux/sector.hpp"
56 #include "supertux/shrinkfade.hpp"
57 #include "supertux/spawn_point.hpp"
58 #include "supertux/textscroller.hpp"
59 #include "supertux/tile_manager.hpp"
60 #include "supertux/tile_set.hpp"
61 #include "supertux/world.hpp"
62 #include "util/file_system.hpp"
63 #include "util/gettext.hpp"
64 #include "util/log.hpp"
65 #include "util/reader.hpp"
66 #include "video/drawing_context.hpp"
67 #include "video/surface.hpp"
68 #include "worldmap/level.hpp"
69 #include "worldmap/special_tile.hpp"
70 #include "worldmap/sprite_change.hpp"
71 #include "worldmap/tux.hpp"
72 #include "worldmap/worldmap.hpp"
74 static const float CAMERA_PAN_SPEED = 5.0;
78 WorldMap* WorldMap::current_ = NULL;
80 WorldMap::WorldMap(const std::string& filename, PlayerStatus* player_status, const std::string& force_spawnpoint) :
82 player_status(player_status),
92 passive_message_timer(),
104 ambient_light( 1.0f, 1.0f, 1.0f, 1.0f ),
105 force_spawnpoint(force_spawnpoint),
114 music = "music/salcon.ogg";
118 worldmap_menu.reset(new WorldmapMenu());
120 // create a new squirrel table for the worldmap
121 using namespace scripting;
123 sq_collectgarbage(global_vm);
124 sq_newtable(global_vm);
125 sq_pushroottable(global_vm);
126 if(SQ_FAILED(sq_setdelegate(global_vm, -2)))
127 throw scripting::SquirrelError(global_vm, "Couldn't set worldmap_table delegate");
129 sq_resetobject(&worldmap_table);
130 if(SQ_FAILED(sq_getstackobj(global_vm, -1, &worldmap_table)))
131 throw scripting::SquirrelError(global_vm, "Couldn't get table from stack");
133 sq_addref(global_vm, &worldmap_table);
134 sq_pop(global_vm, 1);
136 sound_manager->preload("sounds/warp.wav");
138 // load worldmap objects
142 WorldMap::~WorldMap()
144 using namespace scripting;
149 for(GameObjects::iterator i = game_objects.begin();
150 i != game_objects.end(); ++i) {
151 GameObject* object = *i;
152 try_unexpose(object);
156 for(SpawnPoints::iterator i = spawn_points.begin();
157 i != spawn_points.end(); ++i) {
161 for(ScriptList::iterator i = scripts.begin();
162 i != scripts.end(); ++i) {
163 HSQOBJECT& object = *i;
164 sq_release(global_vm, &object);
166 sq_release(global_vm, &worldmap_table);
168 sq_collectgarbage(global_vm);
175 WorldMap::add_object(GameObject* object)
177 TileMap* tilemap = dynamic_cast<TileMap*> (object);
178 if(tilemap != 0 && tilemap->is_solid()) {
179 solid_tilemaps.push_back(tilemap);
184 game_objects.push_back(object);
188 WorldMap::try_expose(GameObject* object)
190 ScriptInterface* object_ = dynamic_cast<ScriptInterface*> (object);
191 if(object_ != NULL) {
192 HSQUIRRELVM vm = scripting::global_vm;
193 sq_pushobject(vm, worldmap_table);
194 object_->expose(vm, -1);
200 WorldMap::try_unexpose(GameObject* object)
202 ScriptInterface* object_ = dynamic_cast<ScriptInterface*> (object);
203 if(object_ != NULL) {
204 HSQUIRRELVM vm = scripting::global_vm;
205 SQInteger oldtop = sq_gettop(vm);
206 sq_pushobject(vm, worldmap_table);
208 object_->unexpose(vm, -1);
209 } catch(std::exception& e) {
210 log_warning << "Couldn't unregister object: " << e.what() << std::endl;
212 sq_settop(vm, oldtop);
217 WorldMap::move_to_spawnpoint(const std::string& spawnpoint, bool pan)
219 for(SpawnPoints::iterator i = spawn_points.begin(); i != spawn_points.end(); ++i) {
221 if(sp->name == spawnpoint) {
223 tux->set_tile_pos(p);
224 tux->set_direction(sp->auto_dir);
227 pan_pos = get_camera_pos_for_tux();
228 clamp_camera_position(pan_pos);
233 log_warning << "Spawnpoint '" << spawnpoint << "' not found." << std::endl;
234 if (spawnpoint != "main") {
235 move_to_spawnpoint("main");
240 WorldMap::change(const std::string& filename, const std::string& force_spawnpoint)
242 g_screen_manager->exit_screen();
243 g_screen_manager->push_screen(new WorldMap(filename, player_status, force_spawnpoint));
247 WorldMap::load(const std::string& filename)
249 map_filename = filename;
250 levels_path = FileSystem::dirname(map_filename);
254 const lisp::Lisp* root = parser.parse(map_filename);
256 const lisp::Lisp* level = root->get_lisp("supertux-level");
258 throw std::runtime_error("file isn't a supertux-level file.");
260 level->get("name", name);
262 const lisp::Lisp* sector = level->get_lisp("sector");
264 throw std::runtime_error("No sector specified in worldmap file.");
266 const lisp::Lisp* tilesets_lisp = level->get_lisp("tilesets");
267 if(tilesets_lisp != NULL) {
268 tileset = tile_manager->parse_tileset_definition(*tilesets_lisp);
271 std::string tileset_name;
272 if(level->get("tileset", tileset_name)) {
273 if(tileset != NULL) {
274 log_warning << "multiple tilesets specified in level" << std::endl;
276 tileset = tile_manager->get_tileset(tileset_name);
279 /* load default tileset */
280 if(tileset == NULL) {
281 tileset = tile_manager->get_tileset("images/worldmap.strf");
283 current_tileset = tileset;
285 lisp::ListIterator iter(sector);
287 if(iter.item() == "tilemap") {
288 add_object(new TileMap(*(iter.lisp())));
289 } else if(iter.item() == "background") {
290 add_object(new Background(*(iter.lisp())));
291 } else if(iter.item() == "music") {
292 iter.value()->get(music);
293 } else if(iter.item() == "init-script") {
294 iter.value()->get(init_script);
295 } else if(iter.item() == "worldmap-spawnpoint") {
296 SpawnPoint* sp = new SpawnPoint(*iter.lisp());
297 spawn_points.push_back(sp);
298 } else if(iter.item() == "level") {
299 LevelTile* level = new LevelTile(levels_path, *iter.lisp());
300 levels.push_back(level);
302 } else if(iter.item() == "special-tile") {
303 SpecialTile* special_tile = new SpecialTile(*iter.lisp());
304 special_tiles.push_back(special_tile);
305 add_object(special_tile);
306 } else if(iter.item() == "sprite-change") {
307 SpriteChange* sprite_change = new SpriteChange(*iter.lisp());
308 sprite_changes.push_back(sprite_change);
309 add_object(sprite_change);
310 } else if(iter.item() == "teleporter") {
311 Teleporter* teleporter = new Teleporter(*iter.lisp());
312 teleporters.push_back(teleporter);
313 add_object(teleporter);
314 } else if(iter.item() == "decal") {
315 Decal* decal = new Decal(*iter.lisp());
317 } else if(iter.item() == "ambient-light") {
318 std::vector<float> vColor;
319 sector->get( "ambient-light", vColor );
320 if(vColor.size() < 3) {
321 log_warning << "(ambient-light) requires a color as argument" << std::endl;
323 ambient_light = Color( vColor );
325 } else if(iter.item() == "name") {
328 log_warning << "Unknown token '" << iter.item() << "' in worldmap" << std::endl;
331 current_tileset = NULL;
333 if(solid_tilemaps.size() == 0)
334 throw std::runtime_error("No solid tilemap specified");
336 move_to_spawnpoint("main");
338 } catch(std::exception& e) {
339 std::stringstream msg;
340 msg << "Problem when parsing worldmap '" << map_filename << "': " <<
342 throw std::runtime_error(msg.str());
347 WorldMap::get_level_title(LevelTile& level)
349 /** get special_tile's title */
350 level.title = "<no title>";
354 const lisp::Lisp* root = parser.parse(levels_path + level.get_name());
356 const lisp::Lisp* level_lisp = root->get_lisp("supertux-level");
360 level_lisp->get("name", level.title);
361 } catch(std::exception& e) {
362 log_warning << "Problem when reading leveltitle: " << e.what() << std::endl;
367 void WorldMap::calculate_total_stats()
370 for(LevelTiles::iterator i = levels.begin(); i != levels.end(); ++i) {
371 LevelTile* level = *i;
373 total_stats += level->statistics;
379 WorldMap::on_escape_press()
381 // Show or hide the menu
382 if(!MenuManager::current()) {
383 MenuManager::set_current(worldmap_menu.get());
384 tux->set_direction(D_NONE); // stop tux movement when menu is called
386 MenuManager::set_current(NULL);
391 WorldMap::get_next_tile(Vector pos, Direction direction)
413 WorldMap::path_ok(Direction direction, const Vector& old_pos, Vector* new_pos)
415 *new_pos = get_next_tile(old_pos, direction);
417 if (!(new_pos->x >= 0 && new_pos->x < get_width()
418 && new_pos->y >= 0 && new_pos->y < get_height()))
419 { // New position is outsite the tilemap
423 { // Check if the tile allows us to go to new_pos
424 int old_tile_data = tile_data_at(old_pos);
425 int new_tile_data = tile_data_at(*new_pos);
429 return (old_tile_data & Tile::WORLDMAP_WEST
430 && new_tile_data & Tile::WORLDMAP_EAST);
433 return (old_tile_data & Tile::WORLDMAP_EAST
434 && new_tile_data & Tile::WORLDMAP_WEST);
437 return (old_tile_data & Tile::WORLDMAP_NORTH
438 && new_tile_data & Tile::WORLDMAP_SOUTH);
441 return (old_tile_data & Tile::WORLDMAP_SOUTH
442 && new_tile_data & Tile::WORLDMAP_NORTH);
445 assert(!"path_ok() can't walk if direction is NONE");
452 WorldMap::finished_level(Level* gamelevel)
454 // TODO use Level* parameter here?
455 LevelTile* level = at_level();
457 bool old_level_state = level->solved;
458 level->solved = true;
459 level->sprite->set_action("solved");
461 // deal with statistics
462 level->statistics.merge(gamelevel->stats);
463 calculate_total_stats();
467 if (old_level_state != level->solved) {
468 // Try to detect the next direction to which we should walk
469 // FIXME: Mostly a hack
470 Direction dir = D_NONE;
472 int dirdata = available_directions_at(tux->get_tile_pos());
473 // first, test for crossroads
474 if (dirdata == Tile::WORLDMAP_CNSE ||
475 dirdata == Tile::WORLDMAP_CNSW ||
476 dirdata == Tile::WORLDMAP_CNEW ||
477 dirdata == Tile::WORLDMAP_CSEW ||
478 dirdata == Tile::WORLDMAP_CNSEW)
480 else if (dirdata & Tile::WORLDMAP_NORTH
481 && tux->back_direction != D_NORTH)
483 else if (dirdata & Tile::WORLDMAP_SOUTH
484 && tux->back_direction != D_SOUTH)
486 else if (dirdata & Tile::WORLDMAP_EAST
487 && tux->back_direction != D_EAST)
489 else if (dirdata & Tile::WORLDMAP_WEST
490 && tux->back_direction != D_WEST)
494 tux->set_direction(dir);
498 if (level->extro_script != "") {
500 std::istringstream in(level->extro_script);
501 run_script(in, "worldmap:extro_script");
502 } catch(std::exception& e) {
503 log_warning << "Couldn't run level-extro-script: " << e.what() << std::endl;
509 WorldMap::get_camera_pos_for_tux() {
510 Vector camera_offset;
511 Vector tux_pos = tux->get_pos();
512 camera_offset.x = tux_pos.x - SCREEN_WIDTH/2;
513 camera_offset.y = tux_pos.y - SCREEN_HEIGHT/2;
514 return camera_offset;
518 WorldMap::clamp_camera_position(Vector& c) {
524 if (c.x > (int)get_width()*32 - SCREEN_WIDTH)
525 c.x = (int)get_width()*32 - SCREEN_WIDTH;
526 if (c.y > (int)get_height()*32 - SCREEN_HEIGHT)
527 c.y = (int)get_height()*32 - SCREEN_HEIGHT;
529 if (int(get_width()*32) < SCREEN_WIDTH)
530 c.x = get_width()*16.0 - SCREEN_WIDTH/2.0;
531 if (int(get_height()*32) < SCREEN_HEIGHT)
532 c.y = get_height()*16.0 - SCREEN_HEIGHT/2.0;
536 WorldMap::update(float delta)
539 Menu* menu = MenuManager::current();
541 if(menu == worldmap_menu.get()) {
542 switch (worldmap_menu->check())
544 case MNID_RETURNWORLDMAP: // Return to game
545 MenuManager::set_current(0);
547 case MNID_QUITWORLDMAP: // Quit Worldmap
548 g_screen_manager->exit_screen();
556 // update GameObjects
557 for(size_t i = 0; i < game_objects.size(); ++i) {
558 GameObject* object = game_objects[i];
559 if(!panning || object != tux) {
560 object->update(delta);
564 // remove old GameObjects
565 for(GameObjects::iterator i = game_objects.begin();
566 i != game_objects.end(); ) {
567 GameObject* object = *i;
568 if(!object->is_valid()) {
569 try_unexpose(object);
571 i = game_objects.erase(i);
577 /* update solid_tilemaps list */
578 //FIXME: this could be more efficient
579 solid_tilemaps.clear();
580 for(std::vector<GameObject*>::iterator i = game_objects.begin();
581 i != game_objects.end(); ++i)
583 TileMap* tm = dynamic_cast<TileMap*>(*i);
585 if (tm->is_solid()) solid_tilemaps.push_back(tm);
588 Vector requested_pos;
592 camera_offset = get_camera_pos_for_tux();
594 Vector delta = pan_pos - camera_offset;
595 float mag = delta.norm();
596 if(mag > CAMERA_PAN_SPEED) {
597 delta *= CAMERA_PAN_SPEED/mag;
599 camera_offset += delta;
600 if(camera_offset == pan_pos) {
605 requested_pos = camera_offset;
606 clamp_camera_position(camera_offset);
609 if(requested_pos.x != camera_offset.x) {
610 pan_pos.x = camera_offset.x;
612 if(requested_pos.y != camera_offset.y) {
613 pan_pos.y = camera_offset.y;
618 Controller *controller = g_jk_controller->get_main_controller();
619 bool enter_level = false;
620 if(controller->pressed(Controller::ACTION)
621 || controller->pressed(Controller::JUMP)
622 || controller->pressed(Controller::MENU_SELECT)) {
623 /* some people define UP and JUMP on the same key... */
624 if(!controller->pressed(Controller::UP))
627 if(controller->pressed(Controller::PAUSE_MENU))
630 // check for teleporters
631 Teleporter* teleporter = at_teleporter(tux->get_tile_pos());
632 if (teleporter && (teleporter->automatic || (enter_level && (!tux->is_moving())))) {
634 if (teleporter->worldmap != "") {
635 change(teleporter->worldmap, teleporter->spawnpoint);
637 // TODO: an animation, camera scrolling or a fading would be a nice touch
638 sound_manager->play("sounds/warp.wav");
639 tux->back_direction = D_NONE;
640 move_to_spawnpoint(teleporter->spawnpoint, true);
644 // check for auto-play levels
645 LevelTile* level = at_level();
646 if (level && (level->auto_play) && (!level->solved) && (!tux->is_moving())) {
650 if (enter_level && !tux->is_moving())
652 /* Check level action */
653 LevelTile* level = at_level();
655 //Respawn if player on a tile with no level and nowhere to go.
656 int tile_data = tile_data_at(tux->get_tile_pos());
657 if(!( tile_data & ( Tile::WORLDMAP_NORTH | Tile::WORLDMAP_SOUTH | Tile::WORLDMAP_WEST | Tile::WORLDMAP_EAST ))){
658 log_warning << "Player at illegal position " << tux->get_tile_pos().x << ", " << tux->get_tile_pos().y << " respawning." << std::endl;
659 move_to_spawnpoint("main");
662 log_warning << "No level to enter at: " << tux->get_tile_pos().x << ", " << tux->get_tile_pos().y << std::endl;
666 if (level->pos == tux->get_tile_pos()) {
668 Vector shrinkpos = Vector(level->pos.x*32 + 16 - camera_offset.x,
669 level->pos.y*32 + 8 - camera_offset.y);
670 std::string levelfile = levels_path + level->get_name();
672 // update state and savegame
675 g_screen_manager->push_screen(new GameSession(levelfile, player_status, &level->statistics),
676 new ShrinkFade(shrinkpos, 1.0f));
678 } catch(std::exception& e) {
679 log_fatal << "Couldn't load level: " << e.what() << std::endl;
685 // tux->set_direction(input_direction);
691 WorldMap::tile_data_at(Vector p)
695 for(std::list<TileMap*>::const_iterator i = solid_tilemaps.begin(); i != solid_tilemaps.end(); i++) {
696 TileMap* tilemap = *i;
697 const Tile* tile = tilemap->get_tile((int)p.x, (int)p.y);
698 int dirdata = tile->getData();
706 WorldMap::available_directions_at(Vector p)
708 return tile_data_at(p) & Tile::WORLDMAP_DIR_MASK;
714 for(LevelTiles::iterator i = levels.begin(); i != levels.end(); ++i) {
715 LevelTile* level = *i;
716 if (level->pos == tux->get_tile_pos())
724 WorldMap::at_special_tile()
726 for(SpecialTiles::iterator i = special_tiles.begin();
727 i != special_tiles.end(); ++i) {
728 SpecialTile* special_tile = *i;
729 if (special_tile->pos == tux->get_tile_pos())
737 WorldMap::at_sprite_change(const Vector& pos)
739 for(SpriteChanges::iterator i = sprite_changes.begin();
740 i != sprite_changes.end(); ++i) {
741 SpriteChange* sprite_change = *i;
742 if(sprite_change->pos == pos)
743 return sprite_change;
750 WorldMap::at_teleporter(const Vector& pos)
752 for(std::vector<Teleporter*>::iterator i = teleporters.begin(); i != teleporters.end(); ++i) {
753 Teleporter* teleporter = *i;
754 if(teleporter->pos == pos) return teleporter;
761 WorldMap::draw(DrawingContext& context)
763 if (int(get_width()*32) < SCREEN_WIDTH || int(get_height()*32) < SCREEN_HEIGHT)
764 context.draw_filled_rect(Vector(0, 0), Vector(SCREEN_WIDTH, SCREEN_HEIGHT),
765 Color(0.0f, 0.0f, 0.0f, 1.0f), LAYER_BACKGROUND0);
767 context.set_ambient_color( ambient_light );
768 context.push_transform();
769 context.set_translation(camera_offset);
771 for(GameObjects::iterator i = game_objects.begin();
772 i != game_objects.end(); ++i) {
773 GameObject* object = *i;
774 if(!panning || object != tux) {
775 object->draw(context);
780 // FIXME: make this a runtime switch similar to draw_collrects/show_collrects?
781 // draw visual indication of possible walk directions
782 static int flipme = 0;
784 for (int x = 0; x < get_width(); x++) {
785 for (int y = 0; y < get_height(); y++) {
786 int data = tile_data_at(Vector(x,y));
790 if (data & Tile::WORLDMAP_NORTH) context.draw_filled_rect(Rect(px + 16-W, py , px + 16+W, py + 16-W), Color(0.2f, 0.2f, 0.2f, 0.7f), LAYER_FOREGROUND1 + 1000);
791 if (data & Tile::WORLDMAP_SOUTH) context.draw_filled_rect(Rect(px + 16-W, py + 16+W, px + 16+W, py + 32 ), Color(0.2f, 0.2f, 0.2f, 0.7f), LAYER_FOREGROUND1 + 1000);
792 if (data & Tile::WORLDMAP_EAST) context.draw_filled_rect(Rect(px + 16+W, py + 16-W, px + 32 , py + 16+W), Color(0.2f, 0.2f, 0.2f, 0.7f), LAYER_FOREGROUND1 + 1000);
793 if (data & Tile::WORLDMAP_WEST) context.draw_filled_rect(Rect(px , py + 16-W, px + 16-W, py + 16+W), Color(0.2f, 0.2f, 0.2f, 0.7f), LAYER_FOREGROUND1 + 1000);
794 if (data & Tile::WORLDMAP_DIR_MASK) context.draw_filled_rect(Rect(px + 16-W, py + 16-W, px + 16+W, py + 16+W), Color(0.2f, 0.2f, 0.2f, 0.7f), LAYER_FOREGROUND1 + 1000);
795 if (data & Tile::WORLDMAP_STOP) context.draw_filled_rect(Rect(px + 4 , py + 4 , px + 28 , py + 28 ), Color(0.2f, 0.2f, 0.2f, 0.7f), LAYER_FOREGROUND1 + 1000);
800 draw_status(context);
801 context.pop_transform();
805 WorldMap::draw_status(DrawingContext& context)
807 context.push_transform();
808 context.set_translation(Vector(0, 0));
810 player_status->draw(context);
812 if (!tux->is_moving()) {
813 for(LevelTiles::iterator i = levels.begin(); i != levels.end(); ++i) {
814 LevelTile* level = *i;
816 if (level->pos == tux->get_tile_pos()) {
817 if(level->title == "")
818 get_level_title(*level);
820 context.draw_text(Resources::normal_font, level->title,
821 Vector(SCREEN_WIDTH/2,
822 SCREEN_HEIGHT - Resources::normal_font->get_height() - 30),
823 ALIGN_CENTER, LAYER_FOREGROUND1, WorldMap::level_title_color);
825 // if level is solved, draw level picture behind stats
828 if (const Surface* picture = level->get_picture()) {
829 Vector pos = Vector(SCREEN_WIDTH - picture->get_width(), SCREEN_HEIGHT - picture->get_height());
830 context.push_transform();
831 context.set_alpha(0.5);
832 context.draw_surface(picture, pos, LAYER_FOREGROUND1-1);
833 context.pop_transform();
838 level->statistics.draw_worldmap_info(context);
843 for(SpecialTiles::iterator i = special_tiles.begin();
844 i != special_tiles.end(); ++i) {
845 SpecialTile* special_tile = *i;
847 if (special_tile->pos == tux->get_tile_pos()) {
848 /* Display an in-map message in the map, if any as been selected */
849 if(!special_tile->map_message.empty() && !special_tile->passive_message)
850 context.draw_text(Resources::normal_font, special_tile->map_message,
851 Vector(SCREEN_WIDTH/2,
852 SCREEN_HEIGHT - Resources::normal_font->get_height() - 60),
853 ALIGN_CENTER, LAYER_FOREGROUND1, WorldMap::message_color);
858 // display teleporter messages
859 Teleporter* teleporter = at_teleporter(tux->get_tile_pos());
860 if (teleporter && (teleporter->message != "")) {
861 Vector pos = Vector(SCREEN_WIDTH/2, SCREEN_HEIGHT - Resources::normal_font->get_height() - 30);
862 context.draw_text(Resources::normal_font, teleporter->message, pos, ALIGN_CENTER, LAYER_FOREGROUND1, WorldMap::teleporter_message_color);
867 /* Display a passive message in the map, if needed */
868 if(passive_message_timer.started())
869 context.draw_text(Resources::normal_font, passive_message,
870 Vector(SCREEN_WIDTH/2, SCREEN_HEIGHT - Resources::normal_font->get_height() - 60),
871 ALIGN_CENTER, LAYER_FOREGROUND1, WorldMap::message_color);
873 context.pop_transform();
879 sound_manager->play_music(music);
880 MenuManager::set_current(NULL);
885 // if force_spawnpoint was set, move Tux there, then clear force_spawnpoint
886 if (force_spawnpoint != "") {
887 move_to_spawnpoint(force_spawnpoint);
888 force_spawnpoint = "";
893 // register worldmap_table as worldmap in scripting
894 using namespace scripting;
896 sq_pushroottable(global_vm);
897 sq_pushstring(global_vm, "worldmap", -1);
898 sq_pushobject(global_vm, worldmap_table);
899 if(SQ_FAILED(sq_createslot(global_vm, -3)))
900 throw SquirrelError(global_vm, "Couldn't set worldmap in roottable");
901 sq_pop(global_vm, 1);
903 //Run default.nut just before init script
905 IFileStream in(levels_path + "/default.nut");
906 run_script(in, "WorldMap::default.nut");
907 } catch(std::exception& ) {
908 // doesn't exist or erroneous; do nothing
911 if(init_script != "") {
912 std::istringstream in(init_script);
913 run_script(in, "WorldMap::init");
920 using namespace scripting;
922 // save state of world and player
925 // remove worldmap_table from roottable
926 sq_pushroottable(global_vm);
927 sq_pushstring(global_vm, "worldmap", -1);
928 if(SQ_FAILED(sq_deleteslot(global_vm, -2, SQFalse)))
929 throw SquirrelError(global_vm, "Couldn't unset worldmap in roottable");
930 sq_pop(global_vm, 1);
934 WorldMap::save_state()
936 using namespace scripting;
938 HSQUIRRELVM vm = global_vm;
939 int oldtop = sq_gettop(vm);
943 sq_pushroottable(vm);
944 sq_pushstring(vm, "state", -1);
945 if(SQ_FAILED(sq_get(vm, -2)))
946 throw scripting::SquirrelError(vm, "Couldn't get state table");
948 // get or create worlds table
949 sq_pushstring(vm, "worlds", -1);
950 if(SQ_FAILED(sq_get(vm, -2))) {
951 sq_pushstring(vm, "worlds", -1);
953 if(SQ_FAILED(sq_createslot(vm, -3)))
954 throw scripting::SquirrelError(vm, "Couldn't create state.worlds");
956 sq_pushstring(vm, "worlds", -1);
957 if(SQ_FAILED(sq_get(vm, -2)))
958 throw scripting::SquirrelError(vm, "Couldn't create.get state.worlds");
961 sq_pushstring(vm, map_filename.c_str(), map_filename.length());
962 if(SQ_FAILED(sq_deleteslot(vm, -2, SQFalse)))
965 // construct new table for this worldmap
966 sq_pushstring(vm, map_filename.c_str(), map_filename.length());
970 sq_pushstring(vm, "tux", -1);
973 store_float(vm, "x", tux->get_tile_pos().x);
974 store_float(vm, "y", tux->get_tile_pos().y);
975 store_string(vm, "back", direction_to_string(tux->back_direction));
977 sq_createslot(vm, -3);
980 sq_pushstring(vm, "levels", -1);
983 for(LevelTiles::iterator i = levels.begin(); i != levels.end(); ++i) {
984 LevelTile* level = *i;
986 sq_pushstring(vm, level->get_name().c_str(), -1);
989 store_bool(vm, "solved", level->solved);
990 level->statistics.serialize_to_squirrel(vm);
992 sq_createslot(vm, -3);
995 sq_createslot(vm, -3);
997 // overall statistics...
998 total_stats.serialize_to_squirrel(vm);
1000 // push world into worlds table
1001 sq_createslot(vm, -3);
1002 } catch(std::exception& ) {
1003 sq_settop(vm, oldtop);
1006 sq_settop(vm, oldtop);
1008 if(World::current() != NULL)
1009 World::current()->save_state();
1013 WorldMap::load_state()
1015 using namespace scripting;
1017 HSQUIRRELVM vm = global_vm;
1018 int oldtop = sq_gettop(vm);
1022 sq_pushroottable(vm);
1023 sq_pushstring(vm, "state", -1);
1024 if(SQ_FAILED(sq_get(vm, -2)))
1025 throw scripting::SquirrelError(vm, "Couldn't get state table");
1028 sq_pushstring(vm, "worlds", -1);
1029 if(SQ_FAILED(sq_get(vm, -2)))
1030 throw scripting::SquirrelError(vm, "Couldn't get state.worlds");
1032 // get table for our world
1033 sq_pushstring(vm, map_filename.c_str(), map_filename.length());
1034 if(SQ_FAILED(sq_get(vm, -2)))
1035 throw scripting::SquirrelError(vm, "Couldn't get state.worlds.mapfilename");
1038 sq_pushstring(vm, "tux", -1);
1039 if(SQ_FAILED(sq_get(vm, -2)))
1040 throw scripting::SquirrelError(vm, "Couldn't get tux");
1043 p.x = read_float(vm, "x");
1044 p.y = read_float(vm, "y");
1045 std::string back_str = read_string(vm, "back");
1046 tux->back_direction = string_to_direction(back_str);
1047 tux->set_tile_pos(p);
1052 sq_pushstring(vm, "levels", -1);
1053 if(SQ_FAILED(sq_get(vm, -2)))
1054 throw scripting::SquirrelError(vm, "Couldn't get levels");
1056 for(LevelTiles::iterator i = levels.begin(); i != levels.end(); ++i) {
1057 LevelTile* level = *i;
1058 sq_pushstring(vm, level->get_name().c_str(), -1);
1059 if(SQ_SUCCEEDED(sq_get(vm, -2))) {
1060 level->solved = read_bool(vm, "solved");
1061 level->sprite->set_action(level->solved ? "solved" : "default");
1062 level->statistics.unserialize_from_squirrel(vm);
1067 // leave state table
1070 // load overall statistics
1071 total_stats.unserialize_from_squirrel(vm);
1073 } catch(std::exception& e) {
1074 log_debug << "Not loading worldmap state: " << e.what() << std::endl;
1076 sq_settop(vm, oldtop);
1082 WorldMap::level_count()
1084 return levels.size();
1088 WorldMap::solved_level_count()
1091 for(LevelTiles::iterator i = levels.begin(); i != levels.end(); ++i) {
1092 LevelTile* level = *i;
1102 WorldMap::run_script(std::istream& in, const std::string& sourcename)
1104 using namespace scripting;
1106 // garbage collect thread list
1107 for(ScriptList::iterator i = scripts.begin();
1108 i != scripts.end(); ) {
1109 HSQOBJECT& object = *i;
1110 HSQUIRRELVM vm = object_to_vm(object);
1112 if(sq_getvmstate(vm) != SQ_VMSTATE_SUSPENDED) {
1113 sq_release(global_vm, &object);
1114 i = scripts.erase(i);
1121 HSQOBJECT object = create_thread(global_vm);
1122 scripts.push_back(object);
1124 HSQUIRRELVM vm = object_to_vm(object);
1126 // set worldmap_table as roottable for the thread
1127 sq_pushobject(vm, worldmap_table);
1128 sq_setroottable(vm);
1130 compile_and_run(vm, in, sourcename);
1136 WorldMap::get_width() const
1139 for(std::list<TileMap*>::const_iterator i = solid_tilemaps.begin(); i != solid_tilemaps.end(); i++) {
1140 TileMap* solids = *i;
1141 if (solids->get_width() > width) width = solids->get_width();
1147 WorldMap::get_height() const
1150 for(std::list<TileMap*>::const_iterator i = solid_tilemaps.begin(); i != solid_tilemaps.end(); i++) {
1151 TileMap* solids = *i;
1152 if (solids->get_height() > height) height = solids->get_height();
1157 } // namespace worldmap