src/supertux/title_screen.cpp

   1 //  SuperTux
   2 //  Copyright (C) 2004 Tobias Glaesser <tobi.web@gmx.de>
   3 //  Copyright (C) 2006 Matthias Braun <matze@braunis.de>
   4 //
   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.
   9 //
  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.
  14 //
  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/>.
  17
  18 #include "supertux/title_screen.hpp"
  19
  20 #include "audio/sound_manager.hpp"
  21 #include "gui/menu_manager.hpp"
  22 #include "lisp/parser.hpp"
  23 #include "object/camera.hpp"
  24 #include "object/player.hpp"
  25 #include "supertux/fadeout.hpp"
  26 #include "supertux/gameconfig.hpp"
  27 #include "supertux/globals.hpp"
  28 #include "supertux/screen_manager.hpp"
  29 #include "supertux/menu/addon_menu.hpp"
  30 #include "supertux/menu/contrib_world_menu.hpp"
  31 #include "supertux/menu/contrib_menu.hpp"
  32 #include "supertux/menu/main_menu.hpp"
  33 #include "supertux/resources.hpp"
  34 #include "supertux/sector.hpp"
  35 #include "supertux/textscroller.hpp"
  36 #include "supertux/world.hpp"
  37 #include "util/file_system.hpp"
  38 #include "util/gettext.hpp"
  39 #include "util/reader.hpp"
  40 #include "video/drawing_context.hpp"
  41
  42 #include <version.h>
  43
  44 TitleScreen::TitleScreen() :
  45   main_menu(),
  46   contrib_menu(),
  47   contrib_world_menu(),
  48   addons_menu(),
  49   main_world(),
  50   contrib_worlds(),
  51   current_world(),
  52   frame(),
  53   controller(),
  54   titlesession()
  55 {
  56   controller.reset(new CodeController());
  57   titlesession.reset(new GameSession("levels/misc/menu.stl"));
  58
  59   Player* player = titlesession->get_current_sector()->player;
  60   player->set_controller(controller.get());
  61   player->set_speedlimit(230); //MAX_WALK_XM
  62
  63   generate_main_menu();
  64
  65   frame = std::auto_ptr<Surface>(new Surface("images/engine/menu/frame.png"));
  66 }
  67
  68 std::string
  69 TitleScreen::get_level_name(const std::string& filename)
  70 {
  71   try {
  72     lisp::Parser parser;
  73     const lisp::Lisp* root = parser.parse(filename);
  74
  75     const lisp::Lisp* level = root->get_lisp("supertux-level");
  76     if(!level)
  77       return "";
  78
  79     std::string name;
  80     level->get("name", name);
  81     return name;
  82   } catch(std::exception& e) {
  83     log_warning << "Problem getting name of '" << filename << "': "
  84                 << e.what() << std::endl;
  85     return "";
  86   }
  87 }
  88
  89 void
  90 TitleScreen::check_levels_contrib_menu()
  91 {
  92   current_world = contrib_menu->get_current_world();
  93
  94   if (current_world)
  95   {
  96     if (!current_world->is_levelset)
  97     {
  98       start_game();
  99     }
 100     else
 101     {
 102       contrib_world_menu.reset(new ContribWorldMenu(*current_world));
 103       MenuManager::push_current(contrib_world_menu.get());
 104     }
 105   }
 106 }
 107
 108 void
 109 TitleScreen::make_tux_jump()
 110 {
 111   static bool jumpWasReleased = true;
 112   Sector* sector  = titlesession->get_current_sector();
 113   Player* tux = sector->player;
 114
 115   controller->update();
 116   controller->press(Controller::RIGHT);
 117
 118   // Check if we should press the jump button
 119   Rect lookahead = tux->get_bbox();
 120   lookahead.p2.x += 96;
 121   bool pathBlocked = !sector->is_free_of_statics(lookahead);
 122   if ((pathBlocked && jumpWasReleased) || !tux->on_ground()) {
 123     controller->press(Controller::JUMP);
 124     jumpWasReleased = false;
 125   } else {
 126     jumpWasReleased = true;
 127   }
 128
 129   // Wrap around at the end of the level back to the beginning
 130   if(sector->get_width() - 320 < tux->get_pos().x) {
 131     sector->activate("main");
 132     sector->camera->reset(tux->get_pos());
 133   }
 134 }
 135
 136 void
 137 TitleScreen::generate_main_menu()
 138 {
 139   main_menu.reset(new MainMenu());
 140 }
 141
 142 TitleScreen::~TitleScreen()
 143 {
 144 }
 145
 146 void
 147 TitleScreen::setup()
 148 {
 149   player_status->reset();
 150
 151   Sector* sector = titlesession->get_current_sector();
 152   if(Sector::current() != sector) {
 153     sector->play_music(LEVEL_MUSIC);
 154     sector->activate(sector->player->get_pos());
 155   }
 156
 157   MenuManager::set_current(main_menu.get());
 158 }
 159
 160 void
 161 TitleScreen::leave()
 162 {
 163   Sector* sector = titlesession->get_current_sector();
 164   sector->deactivate();
 165   MenuManager::set_current(NULL);
 166 }
 167
 168 void
 169 TitleScreen::draw(DrawingContext& context)
 170 {
 171   Sector* sector  = titlesession->get_current_sector();
 172   sector->draw(context);
 173
 174   // FIXME: Add something to scale the frame to the resolution of the screen
 175   context.draw_surface(frame.get(), Vector(0,0),LAYER_FOREGROUND1);
 176
 177   context.draw_text(Resources::small_font, "SuperTux " PACKAGE_VERSION "\n",
 178                     Vector(5, SCREEN_HEIGHT - 50), ALIGN_LEFT, LAYER_FOREGROUND1);
 179   context.draw_text(Resources::small_font,
 180                     _(
 181                       "Copyright (c) 2007 SuperTux Devel Team\n"
 182                       "This game comes with ABSOLUTELY NO WARRANTY. This is free software, and you are welcome to\n"
 183                       "redistribute it under certain conditions; see the file COPYING for details.\n"
 184                       ),
 185                     Vector(5, SCREEN_HEIGHT - 50 + Resources::small_font->get_height() + 5),
 186                     ALIGN_LEFT, LAYER_FOREGROUND1);
 187 }
 188
 189 void
 190 TitleScreen::update(float elapsed_time)
 191 {
 192   g_screen_manager->set_speed(0.6f);
 193   Sector* sector  = titlesession->get_current_sector();
 194   sector->update(elapsed_time);
 195
 196   make_tux_jump();
 197
 198   Menu* menu = MenuManager::current();
 199   if(menu) {
 200     if(menu == main_menu.get()) {
 201       switch (main_menu->check()) {
 202         case MNID_STARTGAME:
 203           // Start Game, ie. goto the slots menu
 204           if(main_world.get() == NULL) {
 205             main_world.reset(new World());
 206             main_world->load("levels/world1/info");
 207           }
 208           current_world = main_world.get();
 209           start_game();
 210           break;
 211
 212         case MNID_LEVELS_CONTRIB:
 213           // Contrib Menu
 214           contrib_menu.reset(new ContribMenu());
 215           MenuManager::push_current(contrib_menu.get());
 216           break;
 217
 218         case MNID_ADDONS:
 219           // Add-ons Menu
 220           addons_menu.reset(new AddonMenu());
 221           MenuManager::push_current(addons_menu.get());
 222           break;
 223
 224         case MNID_CREDITS:
 225           MenuManager::set_current(NULL);
 226           g_screen_manager->push_screen(new TextScroller("credits.txt"),
 227                                    new FadeOut(0.5));
 228           break;
 229
 230         case MNID_QUITMAINMENU:
 231           g_screen_manager->quit(new FadeOut(0.25));
 232           sound_manager->stop_music(0.25);
 233           break;
 234       }
 235     } else if(menu == contrib_menu.get()) {
 236       check_levels_contrib_menu();
 237     } else if(menu == addons_menu.get()) {
 238       addons_menu->check_menu();
 239     } else if (menu == contrib_world_menu.get()) {
 240       contrib_world_menu->check_menu();
 241     }
 242   }
 243
 244   // reopen menu if user closed it (so that the app doesn't close when user
 245   // accidently hit ESC)
 246   if(MenuManager::current() == 0 && g_screen_manager->has_no_pending_fadeout()) {
 247     generate_main_menu();
 248     MenuManager::set_current(main_menu.get());
 249   }
 250 }
 251
 252 void
 253 TitleScreen::start_game()
 254 {
 255   MenuManager::set_current(NULL);
 256   std::string basename = current_world->get_basedir();
 257   basename = basename.substr(0, basename.length()-1);
 258   std::string worlddirname = FileSystem::basename(basename);
 259   std::ostringstream stream;
 260   stream << "profile" << g_config->profile << "/" << worlddirname << ".stsg";
 261   std::string slotfile = stream.str();
 262
 263   try {
 264     current_world->set_savegame_filename(slotfile);
 265     current_world->run();
 266   } catch(std::exception& e) {
 267     log_fatal << "Couldn't start world: " << e.what() << std::endl;
 268   }
 269 }
 270
 271 /* EOF */