- memleak fix and menu fix from MatzeB
[supertux.git] / src / title.cpp
index 7a35815..96dca72 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>
@@ -49,44 +58,36 @@ 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;
 
-void display_credits();
+void display_text_file(char *filename);
 
 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, i+1);
+      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()
@@ -96,7 +97,7 @@ void check_contrib_menu()
   int index = contrib_menu->check();
   if (index != -1)
     {
-      index -= 2; // FIXME: Hack
+      index -= 1;
       if (index >= 0 && index <= int(contrib_subsets.size()))
         {
           if (current_subset != index)
@@ -117,7 +118,7 @@ void check_contrib_menu()
                 {
                   Level level;
                   level.load(subset.name, i);
-                  contrib_subset_menu->additem(MN_ACTION, level.name, 0, 0);
+                  contrib_subset_menu->additem(MN_ACTION, level.name, 0, 0, i);
                 }
               contrib_subset_menu->additem(MN_HL,"",0,0);      
               contrib_subset_menu->additem(MN_BACK, "Back", 0, 0);
@@ -135,11 +136,13 @@ 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::set_current(main_menu);
+      if (contrib_subset_menu->get_item_by_id(index).kind == MN_ACTION)
+        {
+          std::cout << "Sarting level: " << index << std::endl;
+          GameSession session(current_contrib_subset, index, ST_GL_PLAY);
+          session.run();
+          Menu::set_current(main_menu);
+        }
     }  
 }
 
@@ -156,6 +159,8 @@ void draw_demo(GameSession* session, double frame_ratio)
   //World* world  = session->get_world();
   Level* plevel = session->get_level();
   Player* tux = session->get_world()->get_tux();
+
+  session->get_world()->play_music(LEVEL_MUSIC);
   
   /* FIXME:
   // update particle systems
@@ -183,14 +188,14 @@ void draw_demo(GameSession* session, double frame_ratio)
     }
 
   global_frame_counter++;
-  tux->key_event(SDLK_RIGHT,DOWN);
+  tux->key_event((SDLKey) keymap.right,DOWN);
   
   if(random_timer.check())
     {
       if(walking)
-        tux->key_event(SDLK_UP,UP);
+        tux->key_event((SDLKey) keymap.jump,UP);
       else
-        tux->key_event(SDLK_UP,DOWN);
+        tux->key_event((SDLKey) keymap.jump,DOWN);
     }
   else
     {
@@ -217,7 +222,7 @@ void draw_demo(GameSession* session, double frame_ratio)
 }
 
 /* --- TITLE SCREEN --- */
-bool title(void)
+void title(void)
 {
   st_subset subset;
   random_timer.init(true);
@@ -232,24 +237,21 @@ bool title(void)
   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;
   frame = 0;
 
   /* Draw the title background: */
   bkg_title->draw_bg();
-  load_hs();
 
   update_time = st_get_ticks();
   random_timer.start(rand() % 2000 + 2000);
 
   Menu::set_current(main_menu);
-  while (!done)
+  while (Menu::current())
     {
       // Calculate the movement-factor
       double frame_ratio = ((double)(update_time-last_update_time))/((double)FRAME_RATE);
@@ -258,30 +260,16 @@ bool title(void)
       /* 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))
         {
-          if (event.type == SDL_QUIT)
-            {
-              done = true;
-            }
-          else if (event.type == SDL_KEYDOWN)
+          if (Menu::current())
             {
-              /* Keypress... */
-              key = event.key.keysym.sym;
-
-              if (Menu::current())
-                {
-                  Menu::current()->event(event);
-                }
-
-              if (!Menu::current())
-                {
-                  /* 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: */
@@ -299,59 +287,61 @@ bool title(void)
                              0, 420, 0);
 
       /* Don't draw menu, if quit is true */
-      if(!done)
+      Menu* menu = Menu::current();
+      if(menu)
         {
-          Menu::current()->action();
-          Menu::current()->draw();
-        }
-
-      if(Menu::current() == main_menu)
-        {
-          switch (main_menu->check())
+          menu->draw();
+          menu->action();
+        
+          if(menu == main_menu)
+            {
+              switch (main_menu->check())
+                {
+                case MNID_STARTGAME:
+                  // Start Game, ie. goto the slots menu
+                  update_load_save_game_menu(load_game_menu);
+                  break;
+                case MNID_CONTRIB:
+                  // Contrib Menu
+                  puts("Entering contrib menu");
+                  generate_contrib_menu();
+                  break;
+                case MNID_LEVELEDITOR:
+                  leveleditor(1);
+                  Menu::set_current(main_menu);
+                  break;
+                case MNID_CREDITS:
+                  display_text_file("CREDITS");
+                  Menu::set_current(main_menu);
+                  break;
+                case MNID_QUITMAINMENU:
+                  Menu::set_current(0);
+                  break;
+                }
+            }
+          else if(menu == options_menu)
             {
-            case 0:
-              // Start Game, ie. goto the slots menu
-              update_load_save_game_menu(load_game_menu);
-              break;
-            case 1:
-              // Contrib Menu
-              update_contrib_menu();
-              break;
-            case 3:
-              done = true;
-              done = leveleditor(1);
-              Menu::set_current(main_menu);
-              break;
-            case 4:
-              display_credits();
-              break;
-            case 5:
-              done = true;
-              break;
+              process_options_menu();
             }
-        }
-      else if(Menu::current() == options_menu)
-        {
-          process_options_menu();
-        }
-      else if(Menu::current() == load_game_menu)
-        {
-          if (process_load_game_menu())
+          else if(menu == 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();
+              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(Menu::current() == contrib_menu)
-        {
-          check_contrib_menu();
-        }
-      else if (Menu::current() == contrib_subset_menu)
-        {
-          check_contrib_subset_menu();
         }
 
       mouse_cursor->draw();
@@ -365,34 +355,31 @@ bool title(void)
       /* Pause: */
       frame++;
       SDL_Delay(25);
-
     }
   /* Free surfaces: */
 
   delete bkg_title;
   delete logo;
-  
-  /* Return to main! */
-  return done;
 }
 
 #define MAX_VEL 10
 #define SPEED   1
 #define SCROLL  60
+#define ITEMS_SPACE 4
 
-void display_credits()
+void display_text_file(char *file)
 {
   int done;
   int scroll, speed;
+  int y;
   Timer timer;
-  int n,d;
   int length;
   FILE* fi;
   char temp[1024];
   string_list_type names;
   char filename[1024];
   string_list_init(&names);
-  sprintf(filename,"%s/CREDITS", datadir.c_str());
+  sprintf(filename,"%s/%s", datadir.c_str(), file);
   if((fi = fopen(filename,"r")) != NULL)
     {
       while(fgets(temp, sizeof(temp), fi) != NULL)
@@ -418,8 +405,6 @@ void display_credits()
   speed = 2;
   done = 0;
 
-  n = d = 0;
-
   length = names.num_items;
 
   SDL_EnableKeyRepeat(SDL_DEFAULT_REPEAT_DELAY, SDL_DEFAULT_REPEAT_INTERVAL);
@@ -427,6 +412,7 @@ void display_credits()
   while(done == 0)
     {
       /* in case of input, exit */
+      SDL_Event event;
       while(SDL_PollEvent(&event))
         switch(event.type)
           {
@@ -467,28 +453,37 @@ void display_credits()
 
       draw_background();
 
-      white_big_text->drawf("- Credits -", 0, screen->h-scroll, A_HMIDDLE, A_TOP, 2);
+      if (strcmp(file, "CREDITS") == 0)
+        white_big_text->drawf("- SuperTux " VERSION " -", 
+                              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;