- added small skid tux
[supertux.git] / src / title.cpp
index 01dacb0..33a28e2 100644 (file)
@@ -1,14 +1,23 @@
-/*
-  title.c
-  
-  Super Tux - Title Screen
-  
-  by Bill Kendrick
-  bill@newbreedsoftware.com
-  http://www.newbreedsoftware.com/supertux/
-  
-  April 11, 2000 - March 15, 2004
-*/
+//  $Id$
+// 
+//  SuperTux
+//  Copyright (C) 2000 Bill Kendrick <bill@newbreedsoftware.com>
+//  Copyright (C) 2004 Tobias Glaesser <tobi.web@gmx.de>
+//
+//  This program is free software; you can redistribute it and/or
+//  modify it under the terms of the GNU General Public License
+//  as published by the Free Software Foundation; either version 2
+//  of the License, or (at your option) any later version.
+//
+//  This program is distributed in the hope that it will be useful,
+//  but WITHOUT ANY WARRANTY; without even the implied warranty of
+//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+//  GNU General Public License for more details.
+// 
+//  You should have received a copy of the GNU General Public License
+//  along with this program; if not, write to the Free Software
+//  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+//  02111-1307, USA.
 
 #include <iostream>
 #include <stdio.h>
@@ -49,9 +58,7 @@ static Surface* img_choose_subset;
 static bool walking;
 static Timer random_timer;
 
-static SDL_Event event;
-static SDLKey key;
-static int frame, i;
+static int frame;
 static unsigned int last_update_time;
 static unsigned int update_time;
 
@@ -60,33 +67,26 @@ void display_credits();
 std::vector<st_subset> contrib_subsets;
 std::string current_contrib_subset;
 
-void update_contrib_menu()
+void generate_contrib_menu()
 {
-  // FIXME: Hack to update only once
-  static bool up_to_date = false;
-
-  if (!up_to_date)
-    {
-      string_list_type level_subsets = dsubdirs("/levels", "info");
+  string_list_type level_subsets = dsubdirs("/levels", "info");
 
-      contrib_menu->clear();
-      contrib_menu->additem(MN_LABEL,"Contrib Levels",0,0);
-      contrib_menu->additem(MN_HL,"",0,0);
+  contrib_menu->clear();
+  contrib_menu->additem(MN_LABEL,"Contrib Levels",0,0);
+  contrib_menu->additem(MN_HL,"",0,0);
 
-      for (int i = 0; i < level_subsets.num_items; ++i)
-        {
-          st_subset subset;
-          subset.load(level_subsets.item[i]);
-          contrib_menu->additem(MN_GOTO, subset.title.c_str(), i, contrib_subset_menu);
-          contrib_subsets.push_back(subset);
-        }
+  for (int i = 0; i < level_subsets.num_items; ++i)
+    {
+      st_subset subset;
+      subset.load(level_subsets.item[i]);
+      contrib_menu->additem(MN_GOTO, subset.title.c_str(), i, contrib_subset_menu);
+      contrib_subsets.push_back(subset);
+    }
 
-      contrib_menu->additem(MN_HL,"",0,0);
-      contrib_menu->additem(MN_BACK,"Back",0,0);
+  contrib_menu->additem(MN_HL,"",0,0);
+  contrib_menu->additem(MN_BACK,"Back",0,0);
 
-      string_list_free(&level_subsets);
-      up_to_date = true;
-    }
+  string_list_free(&level_subsets);
 }
 
 void check_contrib_menu()
@@ -135,13 +135,14 @@ void check_contrib_subset_menu()
   int index = contrib_subset_menu->check();
   if (index != -1)
     {
-      index -= 1; // FIXME: Hack
-      std::cout << "Sarting level: " << index << std::endl;
-      GameSession session(current_contrib_subset, index, ST_GL_PLAY);
-      session.run();
-      menu_reset();
-      Menu::set_current(main_menu);
-      show_menu = 1;
+      if (contrib_subset_menu->get_item(index).kind == MN_ACTION)
+        {
+          index -= 1; // FIXME: Hack
+          std::cout << "Sarting level: " << index << std::endl;
+          GameSession session(current_contrib_subset, index, ST_GL_PLAY);
+          session.run();
+          Menu::set_current(main_menu);
+        }
     }  
 }
 
@@ -207,8 +208,6 @@ void draw_demo(GameSession* session, double frame_ratio)
       scroll_x = tux->base.x - 320;
     }
 
-
-
   float last_tux_x_pos = tux->base.x;
   tux->action(frame_ratio);
 
@@ -221,7 +220,7 @@ void draw_demo(GameSession* session, double frame_ratio)
 }
 
 /* --- TITLE SCREEN --- */
-bool title(void)
+void title(void)
 {
   st_subset subset;
   random_timer.init(true);
@@ -230,227 +229,121 @@ bool title(void)
 
   st_pause_ticks_init();
 
-  GameSession session(datadir + "/levels/misc/menu.stl");
-
-  //FIXME:activate_particle_systems();
-
-  /* Reset menu variables */
-  menu_reset();
-  Menu::set_current(main_menu);
+  GameSession session(datadir + "/levels/misc/menu.stl", 0, ST_GL_DEMO_GAME);
 
   clearscreen(0, 0, 0);
   updatescreen();
 
   /* Load images: */
-
   bkg_title = new Surface(datadir + "/images/title/background.jpg", IGNORE_ALPHA);
   logo = new Surface(datadir + "/images/title/logo.png", USE_ALPHA);
   img_choose_subset = new Surface(datadir + "/images/status/choose-level-subset.png", USE_ALPHA);
 
   /* --- Main title loop: --- */
-  bool done = 0;
-  show_menu = 1;
   frame = 0;
 
   /* Draw the title background: */
   bkg_title->draw_bg();
-  load_hs();
 
   update_time = st_get_ticks();
   random_timer.start(rand() % 2000 + 2000);
 
-  while (!done)
+  Mix_Music* music = load_song(datadir + "/music/theme.mod");
+  play_music(music);
+
+  Menu::set_current(main_menu);
+  while (Menu::current())
     {
-      /* Calculate the movement-factor */
+      // Calculate the movement-factor
       double frame_ratio = ((double)(update_time-last_update_time))/((double)FRAME_RATE);
       if(frame_ratio > 1.5) /* Quick hack to correct the unprecise CPU clocks a little bit. */
         frame_ratio = 1.5 + (frame_ratio - 1.5) * 0.85;
       /* Lower the frame_ratio that Tux doesn't jump to hectically throught the demo. */
       frame_ratio /= 2;
 
-      /* Handle events: */
-
+      SDL_Event event;
       while (SDL_PollEvent(&event))
         {
-          current_menu->event(event);
-          if (event.type == SDL_QUIT)
+          if (Menu::current())
             {
-              done = true;
-            }
-          else if (event.type == SDL_KEYDOWN)
-            {
-              /* Keypress... */
-              key = event.key.keysym.sym;
-
-              /* Check for menu events */
-              //menu_event(event);
-
-              if (key == SDLK_ESCAPE)
-                {
-                  /* Escape: Quit: */
-                  done = true;
-                }
+              Menu::current()->event(event);
             }
+         // FIXME: QUIT signal should be handled more generic, not locally
+          if (event.type == SDL_QUIT)
+            Menu::set_current(0);
         }
 
       /* Draw the background: */
       draw_background();
       draw_demo(&session, frame_ratio);
       
-      if (current_menu == main_menu)
+      if (Menu::current() == main_menu)
         logo->draw( 160, 30);
 
-      white_small_text->draw(
-                " SuperTux " VERSION "\n"
-                "Copyright (c) 2003 SuperTux Devel Team\n"
-                "This game comes with ABSOLUTELY NO WARRANTY. This is free software, and you\n"
-                "are welcome to redistribute it under certain conditions; see the file COPYING\n"
-                "for details.\n",
-                0, 420, 0);
-
-      /* Draw the high score: */
-      /*
-        sprintf(str, "High score: %d", hs_score);
-        text_drawf(&gold_text, str, 0, -40, A_HMIDDLE, A_BOTTOM, 1);
-        sprintf(str, "by %s", hs_name);
-        text_drawf(&gold_text, str, 0, -20, A_HMIDDLE, A_BOTTOM, 1);
-      */
+      white_small_text->draw(" SuperTux " VERSION "\n"
+                             "Copyright (c) 2003 SuperTux Devel Team\n"
+                             "This game comes with ABSOLUTELY NO WARRANTY. This is free software, and you\n"
+                             "are welcome to redistribute it under certain conditions; see the file COPYING\n"
+                             "for details.\n",
+                             0, 420, 0);
 
       /* Don't draw menu, if quit is true */
-      if(show_menu && !done)
-        menu_process_current();
-
-      if(current_menu == main_menu)
+      Menu* menu = Menu::current();
+      if(menu)
         {
-          switch (main_menu->check())
+          menu->draw();
+          menu->action();
+        
+          if(menu == main_menu)
             {
-#if 0
-            case 0:
-              string_list_type level_subsets;
-              level_subsets = dsubdirs("/levels", "info");
-
-              // Quick Play
-              // FIXME: obsolete
-              done = 0;
-              i = 0;
-              if(level_subsets.num_items != 0)
+              switch (main_menu->check())
                 {
-                  subset.load(level_subsets.item[0]);
-                  while(!done)
-                    {
-                      img_choose_subset->draw((screen->w - img_choose_subset.w) / 2, 0);
-                      if(level_subsets.num_items != 0)
-                        {
-                          subset.image->draw((screen->w - subset.image.w) / 2 + 25,78);
-                          if(level_subsets.num_items > 1)
-                            {
-                              if(i > 0)
-                                arrow_left->draw((screen->w / 2) - ((subset.title.length()+2)*16)/2,20);
-                              if(i < level_subsets.num_items-1)
-                                arrow_right->draw((screen->w / 2) + ((subset.description.length())*16)/2,20);
-                            }
-                          text_drawf(&gold_text, subset.title.c_str(), 0, 20, A_HMIDDLE, A_TOP, 1);
-                          text_drawf(&gold_text, subset.description.c_str(), 20, -20, A_HMIDDLE, A_BOTTOM, 1);
-                        }
-                      updatescreen();
-                      SDL_Delay(50);
-                      while(SDL_PollEvent(&event) && !done)
-                        {
-                          switch(event.type)
-                            {
-                            case SDL_QUIT:
-                              done = true;
-                              break;
-                            case SDL_KEYDOWN:          // key pressed
-                              // Keypress...
-                              key = event.key.keysym.sym;
-
-                              if(key == SDLK_LEFT)
-                                {
-                                  if(i > 0)
-                                    {
-                                      --i;
-                                      subset.free();
-                                      subset.load(level_subsets.item[i]);
-                                    }
-                                }
-                              else if(key == SDLK_RIGHT)
-                                {
-                                  if(i < level_subsets.num_items -1)
-                                    {
-                                      ++i;
-                                      subset.free();
-                                      subset.load(level_subsets.item[i]);
-                                    }
-                                }
-                              else if(key == SDLK_SPACE || key == SDLK_RETURN)
-                                {
-                                  done = true;
-                                  quit = gameloop(subset.name.c_str(),1,ST_GL_PLAY);
-                                  subset.free();
-                                }
-                              else if(key == SDLK_ESCAPE)
-                                {
-                                  done = true;
-                                }
-                              break;
-                            default:
-                              break;
-                            }
-                        }
-                    }
+                case 0:
+                  // Start Game, ie. goto the slots menu
+                  update_load_save_game_menu(load_game_menu);
+                  break;
+                case 1:
+                  // Contrib Menu
+                  puts("Entering contrib menu");
+                  generate_contrib_menu();
+                  break;
+                case 3:
+                  halt_music();
+                  leveleditor(1);
+                  Menu::set_current(main_menu);
+                  break;
+                case 4:
+                  display_credits();
+                  Menu::set_current(main_menu);
+                  break;
+                case 6:
+                  Menu::set_current(0);
+                  break;
                 }
-              // reset tux
-              scroll_x = 0;
-              titletux.level_begin();
-              update_time = st_get_ticks();
-              break;
-#endif
-            case 0:
-              // Start Game, ie. goto the slots menu
-              update_load_save_game_menu(load_game_menu, true);
-              break;
-            case 1:
-              // Contrib Menu
-              update_contrib_menu();
-              break;
-            case 3:
-              done = true;
-              done = leveleditor(1);
-              menu_reset();
-              show_menu = 1;
-              Menu::set_current(main_menu);
-              break;
-            case 4:
-              display_credits();
-              break;
-            case 5:
-              done = true;
-              break;
             }
-        }
-      else if(current_menu == options_menu)
-        {
-          process_options_menu();
-        }
-      else if(current_menu == load_game_menu)
-        {
-          if (process_load_game_menu())
+          else if(menu == options_menu)
             {
-              // FIXME: shouldn't be needed if GameSession doesn't relay on global variables
-              // reset tux
-              scroll_x = 0;
-              //titletux.level_begin();
-              update_time = st_get_ticks();
+              process_options_menu();
+            }
+          else if(menu == load_game_menu)
+            {
+              if (process_load_game_menu())
+                {
+                  // FIXME: shouldn't be needed if GameSession doesn't relay on global variables
+                  // reset tux
+                  scroll_x = 0;
+                  //titletux.level_begin();
+                  update_time = st_get_ticks();
+                }
+            }
+          else if(menu == contrib_menu)
+            {
+              check_contrib_menu();
+            }
+          else if (menu == contrib_subset_menu)
+            {
+              check_contrib_subset_menu();
             }
-        }
-      else if(current_menu == contrib_menu)
-        {
-          check_contrib_menu();
-        }
-      else if (current_menu == contrib_subset_menu)
-        {
-          check_contrib_subset_menu();
         }
 
       mouse_cursor->draw();
@@ -465,26 +358,26 @@ bool title(void)
       frame++;
       SDL_Delay(25);
 
+      play_music(music);
     }
   /* Free surfaces: */
 
   delete bkg_title;
   delete logo;
-  
-  /* Return to main! */
-  return done;
+  free_music(music);
 }
 
 #define MAX_VEL 10
 #define SPEED   1
 #define SCROLL  60
+#define ITEMS_SPACE 4
 
 void display_credits()
 {
   int done;
   int scroll, speed;
+  int y;
   Timer timer;
-  int n,d;
   int length;
   FILE* fi;
   char temp[1024];
@@ -517,8 +410,6 @@ void display_credits()
   speed = 2;
   done = 0;
 
-  n = d = 0;
-
   length = names.num_items;
 
   SDL_EnableKeyRepeat(SDL_DEFAULT_REPEAT_DELAY, SDL_DEFAULT_REPEAT_INTERVAL);
@@ -526,6 +417,7 @@ void display_credits()
   while(done == 0)
     {
       /* in case of input, exit */
+      SDL_Event event;
       while(SDL_PollEvent(&event))
         switch(event.type)
           {
@@ -568,26 +460,33 @@ void display_credits()
 
       white_big_text->drawf("- Credits -", 0, screen->h-scroll, A_HMIDDLE, A_TOP, 2);
 
-      for(i = 0, n = 0, d = 0; i < length; i++,n++,d++)
+      y = 0;
+      for(int i = 0; i < length; i++)
         {
-          if(names.item[i] == "")
-            n--;
-          else
-            {
-              if(names.item[i][0] == ' ')
-                white_small_text->drawf(names.item[i], 0, 60+screen->h+(n*18)+(d*18)-scroll-10, A_HMIDDLE, A_TOP, 1);
-              else if(names.item[i][0] == '    ')
-                white_text->drawf(names.item[i], 0, 60+screen->h+(n*18)+(d*18)-scroll, A_HMIDDLE, A_TOP, 1);
-              else if(names.item[i+1][0] == '-' || names.item[i][0] == '-')
-                white_big_text->drawf(names.item[i], 0, 60+screen->h+(n*18)+(d*18)-scroll, A_HMIDDLE, A_TOP, 3);
-              else
-                blue_text->drawf(names.item[i], 0, 60+screen->h+(n*18)+(d*18)-scroll, A_HMIDDLE, A_TOP, 1);
-            }
+        switch(names.item[i][0])
+          {
+          case ' ':
+            white_small_text->drawf(names.item[i], 0, 60+screen->h+y-scroll, A_HMIDDLE, A_TOP, 1);
+            y += white_small_text->h+ITEMS_SPACE;
+            break;
+          case '       ':
+            white_text->drawf(names.item[i], 0, 60+screen->h+y-scroll, A_HMIDDLE, A_TOP, 1);
+            y += white_text->h+ITEMS_SPACE;
+            break;
+          case '-':
+            white_big_text->drawf(names.item[i], 0, 60+screen->h+y-scroll, A_HMIDDLE, A_TOP, 3);
+            y += white_big_text->h+ITEMS_SPACE;
+            break;
+          default:
+            blue_text->drawf(names.item[i], 0, 60+screen->h+y-scroll, A_HMIDDLE, A_TOP, 1);
+            y += blue_text->h+ITEMS_SPACE;
+            break;
+          }
         }
 
       flipscreen();
 
-      if(60+screen->h+(n*18)+(d*18)-scroll < 0 && 20+60+screen->h+(n*18)+(d*18)-scroll < 0)
+      if(60+screen->h+y-scroll < 0 && 20+60+screen->h+y-scroll < 0)
         done = 1;
 
       scroll += speed;
@@ -605,6 +504,5 @@ void display_credits()
   string_list_free(&names);
 
   SDL_EnableKeyRepeat(0, 0);    // disables key repeating
-  show_menu = 1;
   Menu::set_current(main_menu);
 }