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 <version.h>
  19
  20 #include "supertux/title_screen.hpp"
  21
  22 #include <algorithm>
  23 #include <physfs.h>
  24
  25 #include "audio/sound_manager.hpp"
  26 #include "gui/menu.hpp"
  27 #include "gui/menu_manager.hpp"
  28 #include "gui/menu_item.hpp"
  29 #include "lisp/parser.hpp"
  30 #include "object/camera.hpp"
  31 #include "object/player.hpp"
  32 #include "supertux/fadeout.hpp"
  33 #include "supertux/gameconfig.hpp"
  34 #include "supertux/globals.hpp"
  35 #include "supertux/mainloop.hpp"
  36 #include "supertux/menu/menu_storage.hpp"
  37 #include "supertux/menu/addon_menu.hpp"
  38 #include "supertux/menu/contrib_world_menu.hpp"
  39 #include "supertux/menu/contrib_menu.hpp"
  40 #include "supertux/menu/main_menu.hpp"
  41 #include "supertux/menu/options_menu.hpp"
  42 #include "supertux/resources.hpp"
  43 #include "supertux/sector.hpp"
  44 #include "supertux/textscroller.hpp"
  45 #include "supertux/world.hpp"
  46 #include "util/file_system.hpp"
  47 #include "util/gettext.hpp"
  48 #include "util/reader.hpp"
  49 #include "video/drawing_context.hpp"
  50
  51 TitleScreen::TitleScreen() :
  52   main_menu(),
  53   contrib_menu(),
  54   contrib_world_menu(),
  55   addons_menu(),
  56   main_world(),
  57   contrib_worlds(),
  58   current_world(),
  59   frame(),
  60   controller(),
  61   titlesession()
  62 {
  63   controller.reset(new CodeController());
  64   titlesession.reset(new GameSession("levels/misc/menu.stl"));
  65
  66   Player* player = titlesession->get_current_sector()->player;
  67   player->set_controller(controller.get());
  68   player->set_speedlimit(230); //MAX_WALK_XM
  69
  70   generate_main_menu();
  71
  72   frame = std::auto_ptr<Surface>(new Surface("images/engine/menu/frame.png"));
  73 }
  74
  75 std::string
  76 TitleScreen::get_level_name(const std::string& filename)
  77 {
  78   try {
  79     lisp::Parser parser;
  80     const lisp::Lisp* root = parser.parse(filename);
  81
  82     const lisp::Lisp* level = root->get_lisp("supertux-level");
  83     if(!level)
  84       return "";
  85
  86     std::string name;
  87     level->get("name", name);
  88     return name;
  89   } catch(std::exception& e) {
  90     log_warning << "Problem getting name of '" << filename << "': "
  91                 << e.what() << std::endl;
  92     return "";
  93   }
  94 }
  95
  96 void
  97 TitleScreen::check_levels_contrib_menu()
  98 {
  99   current_world = contrib_menu->get_current_world();
 100
 101   if (current_world)
 102   {
 103     if (!current_world->is_levelset)
 104     {
 105       start_game();
 106     }
 107     else
 108     {
 109       contrib_world_menu.reset(new ContribWorldMenu(*current_world));
 110       MenuManager::push_current(contrib_world_menu.get());
 111     }
 112   }
 113 }
 114
 115 void
 116 TitleScreen::make_tux_jump()
 117 {
 118   static bool jumpWasReleased = true;
 119   Sector* sector  = titlesession->get_current_sector();
 120   Player* tux = sector->player;
 121
 122   controller->update();
 123   controller->press(Controller::RIGHT);
 124
 125   // Check if we should press the jump button
 126   Rect lookahead = tux->get_bbox();
 127   lookahead.p2.x += 96;
 128   bool pathBlocked = !sector->is_free_of_statics(lookahead);
 129   if ((pathBlocked && jumpWasReleased) || !tux->on_ground()) {
 130     controller->press(Controller::JUMP);
 131     jumpWasReleased = false;
 132   } else {
 133     jumpWasReleased = true;
 134   }
 135
 136   // Wrap around at the end of the level back to the beginning
 137   if(sector->get_width() - 320 < tux->get_pos().x) {
 138     sector->activate("main");
 139     sector->camera->reset(tux->get_pos());
 140   }
 141 }
 142
 143 void
 144 TitleScreen::generate_main_menu()
 145 {
 146   main_menu.reset(new MainMenu());
 147 }
 148
 149 TitleScreen::~TitleScreen()
 150 {
 151 }
 152
 153 void
 154 TitleScreen::setup()
 155 {
 156   player_status->reset();
 157
 158   Sector* sector = titlesession->get_current_sector();
 159   if(Sector::current() != sector) {
 160     sector->play_music(LEVEL_MUSIC);
 161     sector->activate(sector->player->get_pos());
 162   }
 163
 164   MenuManager::set_current(main_menu.get());
 165 }
 166
 167 void
 168 TitleScreen::leave()
 169 {
 170   Sector* sector = titlesession->get_current_sector();
 171   sector->deactivate();
 172   MenuManager::set_current(NULL);
 173 }
 174
 175 void
 176 TitleScreen::draw(DrawingContext& context)
 177 {
 178   Sector* sector  = titlesession->get_current_sector();
 179   sector->draw(context);
 180
 181   // FIXME: Add something to scale the frame to the resolution of the screen
 182   context.draw_surface(frame.get(), Vector(0,0),LAYER_FOREGROUND1);
 183
 184   context.draw_text(Resources::small_font, "SuperTux " PACKAGE_VERSION "\n",
 185                     Vector(5, SCREEN_HEIGHT - 50), ALIGN_LEFT, LAYER_FOREGROUND1);
 186   context.draw_text(Resources::small_font,
 187                     _(
 188                       "Copyright (c) 2007 SuperTux Devel Team\n"
 189                       "This game comes with ABSOLUTELY NO WARRANTY. This is free software, and you are welcome to\n"
 190                       "redistribute it under certain conditions; see the file COPYING for details.\n"
 191                       ),
 192                     Vector(5, SCREEN_HEIGHT - 50 + Resources::small_font->get_height() + 5),
 193                     ALIGN_LEFT, LAYER_FOREGROUND1);
 194 }
 195
 196 void
 197 TitleScreen::update(float elapsed_time)
 198 {
 199   g_main_loop->set_speed(0.6f);
 200   Sector* sector  = titlesession->get_current_sector();
 201   sector->update(elapsed_time);
 202
 203   make_tux_jump();
 204
 205   Menu* menu = MenuManager::current();
 206   if(menu) {
 207     if(menu == main_menu.get()) {
 208       switch (main_menu->check()) {
 209         case MNID_STARTGAME:
 210           // Start Game, ie. goto the slots menu
 211           if(main_world.get() == NULL) {
 212             main_world.reset(new World());
 213             main_world->load("levels/world1/info");
 214           }
 215           current_world = main_world.get();
 216           start_game();
 217           break;
 218
 219         case MNID_LEVELS_CONTRIB:
 220           // Contrib Menu
 221           contrib_menu.reset(new ContribMenu());
 222           MenuManager::push_current(contrib_menu.get());
 223           break;
 224
 225         case MNID_ADDONS:
 226           // Add-ons Menu
 227           addons_menu.reset(new AddonMenu());
 228           MenuManager::push_current(addons_menu.get());
 229           break;
 230
 231         case MNID_CREDITS:
 232           MenuManager::set_current(NULL);
 233           g_main_loop->push_screen(new TextScroller("credits.txt"),
 234                                    new FadeOut(0.5));
 235           break;
 236
 237         case MNID_QUITMAINMENU:
 238           g_main_loop->quit(new FadeOut(0.25));
 239           sound_manager->stop_music(0.25);
 240           break;
 241       }
 242     } else if(menu == contrib_menu.get()) {
 243       check_levels_contrib_menu();
 244     } else if(menu == addons_menu.get()) {
 245       addons_menu->check_menu();
 246     } else if (menu == contrib_world_menu.get()) {
 247       contrib_world_menu->check_menu();
 248     }
 249   }
 250
 251   // reopen menu if user closed it (so that the app doesn't close when user
 252   // accidently hit ESC)
 253   if(MenuManager::current() == 0 && g_main_loop->has_no_pending_fadeout()) {
 254     generate_main_menu();
 255     MenuManager::set_current(main_menu.get());
 256   }
 257 }
 258
 259 void
 260 TitleScreen::start_game()
 261 {
 262   MenuManager::set_current(NULL);
 263   std::string basename = current_world->get_basedir();
 264   basename = basename.substr(0, basename.length()-1);
 265   std::string worlddirname = FileSystem::basename(basename);
 266   std::ostringstream stream;
 267   stream << "profile" << g_config->profile << "/" << worlddirname << ".stsg";
 268   std::string slotfile = stream.str();
 269
 270   try {
 271     current_world->set_savegame_filename(slotfile);
 272     current_world->run();
 273   } catch(std::exception& e) {
 274     log_fatal << "Couldn't start world: " << e.what() << std::endl;
 275   }
 276 }
 277
 278 /* EOF */