3 // SuperTux - A Jump'n Run
4 // Copyright (C) 2004 Ingo Ruhnke <grumbel@gmx.de>
6 // This program is free software; you can redistribute it and/or
7 // modify it under the terms of the GNU General Public License
8 // as published by the Free Software Foundation; either version 2
9 // of the License, or (at your option) any later version.
11 // This program is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 // GNU General Public License for more details.
16 // You should have received a copy of the GNU General Public License
17 // along with this program; if not, write to the Free Software
18 // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
27 #include "lispreader.h"
32 namespace WorldMapNS {
34 Direction reverse_dir(Direction direction)
53 direction_to_string(Direction direction)
71 string_to_direction(const std::string& directory)
73 if (directory == "west")
75 else if (directory == "east")
77 else if (directory == "north")
79 else if (directory == "south")
85 TileManager* TileManager::instance_ = 0;
87 TileManager::TileManager()
89 std::string stwt_filename = datadir + "images/worldmap/antarctica.stwt";
90 lisp_object_t* root_obj = lisp_read_from_file(stwt_filename);
93 st_abort("Couldn't load file", stwt_filename);
95 if (strcmp(lisp_symbol(lisp_car(root_obj)), "supertux-worldmap-tiles") == 0)
97 lisp_object_t* cur = lisp_cdr(root_obj);
99 while(!lisp_nil_p(cur))
101 lisp_object_t* element = lisp_car(cur);
103 if (strcmp(lisp_symbol(lisp_car(element)), "tile") == 0)
106 std::string filename = "<invalid>";
108 Tile* tile = new Tile;
115 LispReader reader(lisp_cdr(element));
116 reader.read_int("id", &id);
117 reader.read_bool("north", &tile->north);
118 reader.read_bool("south", &tile->south);
119 reader.read_bool("west", &tile->west);
120 reader.read_bool("east", &tile->east);
121 reader.read_bool("stop", &tile->stop);
122 reader.read_string("image", &filename);
124 tile->sprite = new Surface(
125 datadir + "/images/worldmap/" + filename,
128 if (id >= int(tiles.size()))
135 puts("Unhandled symbol");
148 TileManager::get(int i)
150 assert(i >=0 && i < int(tiles.size()));
154 Tux::Tux(WorldMap* worldmap_)
155 : worldmap(worldmap_)
157 sprite = new Surface(datadir + "/images/worldmap/tux.png", USE_ALPHA);
163 input_direction = NONE;
167 Tux::draw(const Point& offset)
169 Point pos = get_pos();
170 sprite->draw(pos.x + offset.x,
178 float x = tile_pos.x * 32;
179 float y = tile_pos.y * 32;
199 return Point((int)x, (int)y);
211 Tux::update(float delta)
215 if (input_direction != NONE)
217 WorldMap::Level* level = worldmap->at_level();
219 // We got a new direction, so lets start walking when possible
221 if ((!level || level->solved)
222 && worldmap->path_ok(input_direction, tile_pos, &next_tile))
224 tile_pos = next_tile;
226 direction = input_direction;
227 back_direction = reverse_dir(direction);
229 else if (input_direction == back_direction)
231 std::cout << "Back triggered" << std::endl;
233 direction = input_direction;
234 tile_pos = worldmap->get_next_tile(tile_pos, direction);
235 back_direction = reverse_dir(direction);
241 // Let tux walk a few pixels (20 pixel/sec)
242 offset += 20.0f * delta;
245 { // We reached the next tile, so we check what to do now
248 if (worldmap->at(tile_pos)->stop || worldmap->at_level())
254 // Walk automatically to the next tile
256 if (worldmap->path_ok(direction, tile_pos, &next_tile))
258 tile_pos = next_tile;
262 puts("Tilemap data is buggy");
277 level_sprite = new Surface(datadir + "/images/worldmap/levelmarker.png", USE_ALPHA);
278 leveldot_green = new Surface(datadir + "/images/worldmap/leveldot_green.png", USE_ALPHA);
279 leveldot_red = new Surface(datadir + "/images/worldmap/leveldot_red.png", USE_ALPHA);
281 input_direction = NONE;
285 music = "SALCON.MOD";
291 WorldMap::~WorldMap()
299 std::string filename = datadir + "levels/default/worldmap.stwm";
301 lisp_object_t* root_obj = lisp_read_from_file(filename);
303 st_abort("Couldn't load file", filename);
305 if (strcmp(lisp_symbol(lisp_car(root_obj)), "supertux-worldmap") == 0)
307 lisp_object_t* cur = lisp_cdr(root_obj);
309 while(!lisp_nil_p(cur))
311 lisp_object_t* element = lisp_car(cur);
313 if (strcmp(lisp_symbol(lisp_car(element)), "tilemap") == 0)
315 LispReader reader(lisp_cdr(element));
316 reader.read_int("width", &width);
317 reader.read_int("height", &height);
318 reader.read_int_vector("data", &tilemap);
320 else if (strcmp(lisp_symbol(lisp_car(element)), "properties") == 0)
322 LispReader reader(lisp_cdr(element));
323 reader.read_string("name", &name);
324 reader.read_string("music", &music);
326 else if (strcmp(lisp_symbol(lisp_car(element)), "levels") == 0)
328 lisp_object_t* cur = lisp_cdr(element);
330 while(!lisp_nil_p(cur))
332 lisp_object_t* element = lisp_car(cur);
334 if (strcmp(lisp_symbol(lisp_car(element)), "level") == 0)
337 LispReader reader(lisp_cdr(element));
338 level.solved = false;
345 reader.read_string("name", &level.name);
346 reader.read_int("x", &level.x);
347 reader.read_int("y", &level.y);
348 levels.push_back(level);
365 WorldMap::get_input()
368 input_direction = NONE;
371 while (SDL_PollEvent(&event))
373 if(!show_menu && event.key.keysym.sym == SDLK_ESCAPE)
374 Menu::set_current(worldmap_menu);
376 current_menu->event(event);
382 st_abort("Received window close", "");
386 switch(event.key.keysym.sym)
397 case SDL_JOYAXISMOTION:
398 switch(event.jaxis.axis)
401 if (event.jaxis.value < -JOYSTICK_DEAD_ZONE)
402 input_direction = WEST;
403 else if (event.jaxis.value > JOYSTICK_DEAD_ZONE)
404 input_direction = EAST;
407 if (event.jaxis.value > JOYSTICK_DEAD_ZONE)
408 input_direction = SOUTH;
409 else if (event.jaxis.value < -JOYSTICK_DEAD_ZONE)
410 input_direction = NORTH;
415 case SDL_JOYBUTTONDOWN:
416 if (event.jbutton.button == JOY_B)
428 Uint8 *keystate = SDL_GetKeyState(NULL);
430 if (keystate[SDLK_LEFT])
431 input_direction = WEST;
432 else if (keystate[SDLK_RIGHT])
433 input_direction = EAST;
434 else if (keystate[SDLK_UP])
435 input_direction = NORTH;
436 else if (keystate[SDLK_DOWN])
437 input_direction = SOUTH;
442 WorldMap::get_next_tile(Point pos, Direction direction)
465 WorldMap::path_ok(Direction direction, Point old_pos, Point* new_pos)
467 *new_pos = get_next_tile(old_pos, direction);
469 if (!(new_pos->x >= 0 && new_pos->x < width
470 && new_pos->y >= 0 && new_pos->y < height))
471 { // New position is outsite the tilemap
475 { // Check if we the tile allows us to go to new_pos
479 return (at(old_pos)->west && at(*new_pos)->east);
482 return (at(old_pos)->east && at(*new_pos)->west);
485 return (at(old_pos)->north && at(*new_pos)->south);
488 return (at(old_pos)->south && at(*new_pos)->north);
491 assert(!"path_ok() can't work if direction is NONE");
500 if (enter_level && !tux->is_moving())
502 for(Levels::iterator i = levels.begin(); i != levels.end(); ++i)
504 if (i->x == tux->get_tile_pos().x &&
505 i->y == tux->get_tile_pos().y)
507 std::cout << "Enter the current level: " << i->name << std::endl;;
509 GameSession session(datadir + "levels/" + i->name,
510 1, ST_GL_LOAD_LEVEL_FILE);
513 if (1) // FIXME: insert exit status checker here
519 if (!savegame_file.empty())
520 savegame(savegame_file);
524 std::cout << "Nothing to enter at: "
525 << tux->get_tile_pos().x << ", " << tux->get_tile_pos().y << std::endl;
529 tux->set_direction(input_direction);
535 if(current_menu == worldmap_menu)
537 switch (worldmap_menu->check())
539 case 2: // Return to game
542 case 5: // Quit Worldmap
551 WorldMap::at(Point p)
558 return TileManager::instance()->get(tilemap[width * p.y + p.x]);
564 for(Levels::iterator i = levels.begin(); i != levels.end(); ++i)
566 if (i->x == tux->get_tile_pos().x &&
567 i->y == tux->get_tile_pos().y)
576 WorldMap::draw(const Point& offset)
578 for(int y = 0; y < height; ++y)
579 for(int x = 0; x < width; ++x)
581 Tile* tile = at(Point(x, y));
582 tile->sprite->draw(x*32 + offset.x,
586 for(Levels::iterator i = levels.begin(); i != levels.end(); ++i)
589 leveldot_green->draw(i->x*32 + offset.x,
592 leveldot_red->draw(i->x*32 + offset.x,
601 WorldMap::draw_status()
604 sprintf(str, "%d", player_status.score);
605 white_text->draw("SCORE", 0, 0);
606 gold_text->draw(str, 96, 0);
608 sprintf(str, "%d", player_status.distros);
609 white_text->draw_align("COINS", 320-64, 0, A_LEFT, A_TOP);
610 gold_text->draw_align(str, 320+64, 0, A_RIGHT, A_TOP);
612 white_text->draw("LIVES", 480, 0);
613 if (player_status.lives >= 5)
615 sprintf(str, "%dx", player_status.lives);
616 gold_text->draw(str, 585, 0);
617 tux_life->draw(565+(18*3), 0);
621 for(int i= 0; i < player_status.lives; ++i)
622 tux_life->draw(565+(18*i),0);
625 if (!tux->is_moving())
627 for(Levels::iterator i = levels.begin(); i != levels.end(); ++i)
629 if (i->x == tux->get_tile_pos().x &&
630 i->y == tux->get_tile_pos().y)
632 white_text->draw_align(i->name.c_str(), screen->w/2, screen->h, A_HMIDDLE, A_BOTTOM);
646 song = load_song(datadir + "/music/" + music);
650 Point tux_pos = tux->get_pos();
653 offset.x = -tux_pos.x + screen->w/2;
654 offset.y = -tux_pos.y + screen->h/2;
656 if (offset.x > 0) offset.x = 0;
657 if (offset.y > 0) offset.y = 0;
659 if (offset.x < screen->w - width*32) offset.x = screen->w - width*32;
660 if (offset.y < screen->h - height*32) offset.y = screen->h - height*32;
669 menu_process_current();
670 mouse_cursor->draw();
681 WorldMap::savegame(const std::string& filename)
683 std::cout << "savegame: " << filename << std::endl;
684 std::ofstream out(filename.c_str());
686 int nb_solved_levels = 0;
687 for(Levels::iterator i = levels.begin(); i != levels.end(); ++i)
693 out << "(supertux-savegame\n"
695 << " (title \"Icyisland - " << nb_solved_levels << "/" << levels.size() << "\")\n"
696 << " (lives " << player_status.lives << ")\n"
697 << " (score " << player_status.score << ")\n"
698 << " (distros " << player_status.distros << ")\n"
699 << " (tux (x " << tux->get_tile_pos().x << ") (y " << tux->get_tile_pos().y << ")"
700 << " (back \"" << direction_to_string(tux->back_direction) << "\"))\n"
703 for(Levels::iterator i = levels.begin(); i != levels.end(); ++i)
707 out << " (level (name \"" << i->name << "\")\n"
708 << " (solved #t))\n";
713 << " )\n\n;; EOF ;;" << std::endl;
717 WorldMap::loadgame(const std::string& filename)
719 std::cout << "loadgame: " << filename << std::endl;
720 savegame_file = filename;
722 if (access(filename.c_str(), F_OK) == 0)
724 lisp_object_t* cur = lisp_read_from_file(filename);
726 if (strcmp(lisp_symbol(lisp_car(cur)), "supertux-savegame") != 0)
730 LispReader reader(cur);
732 reader.read_int("lives", &player_status.lives);
733 reader.read_int("score", &player_status.score);
734 reader.read_int("distros", &player_status.distros);
736 lisp_object_t* tux_cur = 0;
737 if (reader.read_lisp("tux", &tux_cur))
740 LispReader tux_reader(tux_cur);
741 tux_reader.read_int("x", &p.x);
742 tux_reader.read_int("y", &p.y);
744 tux->set_tile_pos(p);
747 lisp_object_t* level_cur = 0;
748 if (reader.read_lisp("levels", &level_cur))
752 lisp_object_t* sym = lisp_car(lisp_car(level_cur));
753 lisp_object_t* data = lisp_cdr(lisp_car(level_cur));
755 if (strcmp(lisp_symbol(sym), "level") == 0)
759 std::string back_str ="";
760 Direction back = NONE;
762 LispReader level_reader(data);
763 level_reader.read_string("name", &name);
764 level_reader.read_bool("solved", &solved);
765 if (level_reader.read_string("back", &back_str))
766 back = string_to_direction(back_str);
768 std::cout << "Name: " << name << " " << solved << std::endl;
770 for(Levels::iterator i = levels.begin(); i != levels.end(); ++i)
777 level_cur = lisp_cdr(level_cur);
783 } // namespace WorldMapNS