4 // Copyright (C) 2006 Matthias Braun <matze@braunis.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.
35 #include "game_session.hpp"
37 #include "worldmap/worldmap.hpp"
38 #include "mainloop.hpp"
39 #include "video/screen.hpp"
40 #include "audio/sound_manager.hpp"
41 #include "gui/menu.hpp"
45 #include "player_status.hpp"
46 #include "object/particlesystem.hpp"
47 #include "object/background.hpp"
48 #include "object/gradient.hpp"
49 #include "object/tilemap.hpp"
50 #include "object/camera.hpp"
51 #include "object/player.hpp"
52 #include "object/level_time.hpp"
53 #include "lisp/lisp.hpp"
54 #include "lisp/parser.hpp"
55 #include "resources.hpp"
56 #include "statistics.hpp"
58 #include "options_menu.hpp"
59 #include "object/fireworks.hpp"
60 #include "textscroller.hpp"
61 #include "control/codecontroller.hpp"
62 #include "control/joystickkeyboardcontroller.hpp"
64 #include "file_system.hpp"
65 #include "gameconfig.hpp"
66 #include "gettext.hpp"
67 #include "console.hpp"
68 #include "flip_level_transformer.hpp"
69 #include "trigger/secretarea_trigger.hpp"
71 // the engine will be run with a logical framerate of 64fps.
72 // We chose 64fps here because it is a power of 2, so 1/64 gives an "even"
74 static const float LOGICAL_FPS = 64.0;
81 GameSession* GameSession::current_ = NULL;
83 GameSession::GameSession(const std::string& levelfile_, Statistics* statistics)
84 : level(0), currentsector(0),
85 end_sequence(NO_ENDSEQUENCE), end_sequence_controller(0),
86 levelfile(levelfile_), best_level_statistics(statistics),
87 capture_demo_stream(0), playback_demo_stream(0), demo_controller(0),
95 statistics_backdrop.reset(new Surface("images/engine/menu/score-backdrop.png"));
99 game_menu.reset(new Menu());
100 game_menu->add_label(_("Pause"));
102 game_menu->add_entry(MNID_CONTINUE, _("Continue"));
103 game_menu->add_submenu(_("Options"), get_options_menu());
105 game_menu->add_entry(MNID_ABORTLEVEL, _("Abort Level"));
109 GameSession::restart_level(bool fromBeginning)
112 end_sequence = NO_ENDSEQUENCE;
114 main_controller->reset();
118 level.reset(new Level);
119 level->load(levelfile);
120 level->stats.total_coins = level->get_total_coins();
121 level->stats.total_badguys = level->get_total_badguys();
122 level->stats.total_secrets = level->get_total_count<SecretAreaTrigger>();
123 level->stats.reset();
125 if (fromBeginning) reset_sector="";
126 if(reset_sector != "") {
127 currentsector = level->get_sector(reset_sector);
129 std::stringstream msg;
130 msg << "Couldn't find sector '" << reset_sector << "' for resetting tux.";
131 throw std::runtime_error(msg.str());
133 currentsector->activate(reset_pos);
135 currentsector = level->get_sector("main");
137 throw std::runtime_error("Couldn't find main sector");
138 currentsector->activate("main");
143 currentsector->play_music(LEVEL_MUSIC);
145 if(capture_file != "")
146 record_demo(capture_file);
149 GameSession::~GameSession()
151 delete capture_demo_stream;
152 delete playback_demo_stream;
153 delete demo_controller;
155 delete end_sequence_controller;
161 GameSession::record_demo(const std::string& filename)
163 delete capture_demo_stream;
165 capture_demo_stream = new std::ofstream(filename.c_str());
166 if(!capture_demo_stream->good()) {
167 std::stringstream msg;
168 msg << "Couldn't open demo file '" << filename << "' for writing.";
169 throw std::runtime_error(msg.str());
171 capture_file = filename;
175 GameSession::play_demo(const std::string& filename)
177 delete playback_demo_stream;
178 delete demo_controller;
180 playback_demo_stream = new std::ifstream(filename.c_str());
181 if(!playback_demo_stream->good()) {
182 std::stringstream msg;
183 msg << "Couldn't open demo file '" << filename << "' for reading.";
184 throw std::runtime_error(msg.str());
187 Player& tux = *currentsector->player;
188 demo_controller = new CodeController();
189 tux.set_controller(demo_controller);
193 GameSession::levelintro()
197 sound_manager->stop_music();
199 DrawingContext context;
200 for(Sector::GameObjects::iterator i = currentsector->gameobjects.begin();
201 i != currentsector->gameobjects.end(); ++i) {
202 Background* background = dynamic_cast<Background*> (*i);
204 background->draw(context);
206 Gradient* gradient = dynamic_cast<Gradient*> (*i);
208 gradient->draw(context);
212 // context.draw_text(gold_text, level->get_name(), Vector(SCREEN_WIDTH/2, 160),
213 // CENTER_ALLIGN, LAYER_FOREGROUND1);
214 context.draw_center_text(gold_text, level->get_name(), Vector(0, 160),
217 sprintf(str, "Coins: %d", player_status->coins);
218 context.draw_text(white_text, str, Vector(SCREEN_WIDTH/2, 210),
219 CENTER_ALLIGN, LAYER_FOREGROUND1);
221 if((level->get_author().size()) && (level->get_author() != "SuperTux Team"))
222 context.draw_text(white_small_text,
223 std::string(_("contributed by ")) + level->get_author(),
224 Vector(SCREEN_WIDTH/2, 350), CENTER_ALLIGN, LAYER_FOREGROUND1);
226 if(best_level_statistics != NULL)
227 best_level_statistics->draw_message_info(context, _("Best Level Statistics"));
229 wait_for_event(1.0, 3.0);
233 GameSession::on_escape_press()
235 if(currentsector->player->is_dying() || end_sequence != NO_ENDSEQUENCE)
236 return; // don't let the player open the menu, when he is dying
238 if (!Menu::current()) {
239 Menu::set_current(game_menu.get());
240 game_menu->set_active_item(MNID_CONTINUE);
243 Menu::set_current(NULL);
249 GameSession::process_events()
251 Player& tux = *currentsector->player;
253 // end of pause mode?
254 if(!Menu::current() && game_pause) {
258 if (end_sequence != NO_ENDSEQUENCE) {
259 if(end_sequence_controller == 0) {
260 end_sequence_controller = new CodeController();
261 tux.set_controller(end_sequence_controller);
264 end_sequence_controller->press(Controller::RIGHT);
266 if (int(last_x_pos) == int(tux.get_pos().x))
267 end_sequence_controller->press(Controller::JUMP);
268 last_x_pos = tux.get_pos().x;
272 if(playback_demo_stream != 0) {
273 demo_controller->update();
280 playback_demo_stream->get(left);
281 playback_demo_stream->get(right);
282 playback_demo_stream->get(up);
283 playback_demo_stream->get(down);
284 playback_demo_stream->get(jump);
285 playback_demo_stream->get(action);
286 demo_controller->press(Controller::LEFT, left);
287 demo_controller->press(Controller::RIGHT, right);
288 demo_controller->press(Controller::UP, up);
289 demo_controller->press(Controller::DOWN, down);
290 demo_controller->press(Controller::JUMP, jump);
291 demo_controller->press(Controller::ACTION, action);
294 // save input for demo?
295 if(capture_demo_stream != 0) {
296 capture_demo_stream ->put(main_controller->hold(Controller::LEFT));
297 capture_demo_stream ->put(main_controller->hold(Controller::RIGHT));
298 capture_demo_stream ->put(main_controller->hold(Controller::UP));
299 capture_demo_stream ->put(main_controller->hold(Controller::DOWN));
300 capture_demo_stream ->put(main_controller->hold(Controller::JUMP));
301 capture_demo_stream ->put(main_controller->hold(Controller::ACTION));
306 GameSession::check_end_conditions()
308 Player* tux = currentsector->player;
311 if(end_sequence && endsequence_timer.check()) {
314 } else if (!end_sequence && tux->is_dead()) {
315 if (player_status->coins < 0) {
316 // No more coins: restart level from beginning
317 player_status->coins = 0;
320 // Still has coins: restart level from last reset point
321 restart_level(false);
329 GameSession::draw(DrawingContext& context)
331 currentsector->draw(context);
339 GameSession::draw_pause(DrawingContext& context)
341 context.draw_filled_rect(
342 Vector(0,0), Vector(SCREEN_WIDTH, SCREEN_HEIGHT),
343 Color(.2, .2, .2, .5), LAYER_FOREGROUND1);
347 GameSession::process_menu()
349 Menu* menu = Menu::current();
353 if(menu == game_menu.get()) {
354 switch (game_menu->check()) {
356 Menu::set_current(0);
358 case MNID_ABORTLEVEL:
359 Menu::set_current(0);
360 main_loop->exit_screen();
370 Menu::set_current(NULL);
373 // Eat unneeded events
375 while(SDL_PollEvent(&event))
380 GameSession::update(float elapsed_time)
385 check_end_conditions();
388 if(main_controller->pressed(Controller::PAUSE_MENU))
391 // respawning in new sector?
392 if(newsector != "" && newspawnpoint != "") {
393 Sector* sector = level->get_sector(newsector);
395 log_warning << "Sector '" << newsector << "' not found" << std::endl;
397 sector->activate(newspawnpoint);
398 sector->play_music(LEVEL_MUSIC);
399 currentsector = sector;
404 // Update the world state and all objects in the world
407 if (end_sequence == ENDSEQUENCE_RUNNING) {
408 currentsector->update(elapsed_time/2);
409 } else if(end_sequence == NO_ENDSEQUENCE) {
410 if(!currentsector->player->growing_timer.started()) {
411 play_time += elapsed_time; //TODO: make sure we don't count cutscene time
412 level->stats.time = play_time;
413 currentsector->update(elapsed_time);
419 sound_manager->set_listener_position(currentsector->player->get_pos());
425 if(currentsector->player->invincible_timer.started()) {
426 if(currentsector->player->invincible_timer.get_timeleft() <=
427 TUX_INVINCIBLE_TIME_WARNING) {
428 currentsector->play_music(HERRING_WARNING_MUSIC);
430 currentsector->play_music(HERRING_MUSIC);
432 } else if(currentsector->get_music_type() != LEVEL_MUSIC) {
433 currentsector->play_music(LEVEL_MUSIC);
438 GameSession::finish(bool win)
440 using namespace WorldMapNS;
443 if(WorldMap::current())
444 WorldMap::current()->finished_level(level.get());
447 main_loop->exit_screen();
451 GameSession::respawn(const std::string& sector, const std::string& spawnpoint)
454 newspawnpoint = spawnpoint;
458 GameSession::set_reset_point(const std::string& sector, const Vector& pos)
460 reset_sector = sector;
465 GameSession::get_working_directory()
467 return FileSystem::dirname(levelfile);
471 GameSession::display_info_box(const std::string& text)
473 InfoBox* box = new InfoBox(text);
476 DrawingContext context;
480 // TODO make a screen out of this, another mainloop is ugly
481 main_controller->update();
483 while (SDL_PollEvent(&event)) {
484 main_controller->process_event(event);
485 if(event.type == SDL_QUIT)
489 if(main_controller->pressed(Controller::JUMP)
490 || main_controller->pressed(Controller::ACTION)
491 || main_controller->pressed(Controller::PAUSE_MENU)
492 || main_controller->pressed(Controller::MENU_SELECT))
494 else if(main_controller->pressed(Controller::DOWN))
496 else if(main_controller->pressed(Controller::UP))
500 context.do_drawing();
501 sound_manager->update();
508 GameSession::start_sequence(const std::string& sequencename)
510 if(sequencename == "endsequence" || sequencename == "fireworks") {
514 end_sequence = ENDSEQUENCE_RUNNING;
515 endsequence_timer.start(7.3);
517 sound_manager->play_music("music/leveldone.ogg", false);
518 currentsector->player->invincible_timer.start(7.3);
521 for(std::vector<GameObject*>::iterator i = currentsector->gameobjects.begin();
522 i != currentsector->gameobjects.end(); ++i)
524 GameObject* obj = *i;
526 LevelTime* lt = dynamic_cast<LevelTime*> (obj);
531 if(sequencename == "fireworks") {
532 currentsector->add_object(new Fireworks());
534 } else if(sequencename == "stoptux") {
536 log_warning << "Final target reached without an active end sequence" << std::endl;
537 this->start_sequence("endsequence");
539 end_sequence = ENDSEQUENCE_WAITING;
541 log_warning << "Unknown sequence '" << sequencename << "'" << std::endl;
547 GameSession::drawstatus(DrawingContext& context)
549 player_status->draw(context);
551 // draw level stats while end_sequence is running
553 level->stats.draw_endseq_panel(context, best_level_statistics, statistics_backdrop.get());