src/title.c

   1 /*
   2   title.c
   3
   4   Super Tux - Title Screen
   5
   6   by Bill Kendrick
   7   bill@newbreedsoftware.com
   8   http://www.newbreedsoftware.com/supertux/
   9
  10   April 11, 2000 - December 29, 2003
  11 */
  12
  13 #include <stdio.h>
  14 #include <stdlib.h>
  15 #include <string.h>
  16 #include <errno.h>
  17 #include <unistd.h>
  18 #include <SDL.h>
  19 #include <SDL_image.h>
  20
  21 #ifdef LINUX
  22 #include <pwd.h>
  23 #include <sys/types.h>
  24 #include <ctype.h>
  25 #endif
  26
  27 #include "defines.h"
  28 #include "globals.h"
  29 #include "title.h"
  30 #include "screen.h"
  31 #include "high_scores.h"
  32 #include "menu.h"
  33 #include "texture.h"
  34 #include "timer.h"
  35 #include "setup.h"
  36 #include "level.h"
  37 #include "gameloop.h"
  38 #include "leveleditor.h"
  39
  40 /* --- TITLE SCREEN --- */
  41
  42 int title(void)
  43 {
  44   texture_type title, img_choose_subset, anim1, anim2;
  45   SDL_Event event;
  46   SDLKey key;
  47   int done, quit, frame, pict, i;
  48   char str[80];
  49   string_list_type level_subsets;
  50   level_subsets = dsubdirs("/levels", "info");
  51   st_subset subset;
  52   subset_init(&subset);
  53
  54   /* Reset menu variables */
  55   menu_reset();
  56   menu_set_current(&main_menu);
  57
  58   clearscreen(0, 0, 0);
  59   updatescreen();
  60
  61   /* Load images: */
  62
  63   texture_load(&title,DATA_PREFIX "/images/title/title.png", IGNORE_ALPHA);
  64   texture_load(&anim1,DATA_PREFIX "/images/title/title-anim2.png", IGNORE_ALPHA);
  65   texture_load(&anim2,DATA_PREFIX "/images/title/title-anim1.png", IGNORE_ALPHA);
  66   texture_load(&img_choose_subset,DATA_PREFIX "/images/status/choose-level-subset.png", USE_ALPHA);
  67
  68   /* --- Main title loop: --- */
  69
  70   done = 0;
  71   quit = 0;
  72   show_menu = 1;
  73   frame = 0;
  74
  75   /* Draw the title background: */
  76   texture_draw_bg(&title, NO_UPDATE);
  77
  78   load_hs();
  79
  80   while (!done && !quit)
  81     {
  82       frame++;
  83       /* Handle events: */
  84
  85       while (SDL_PollEvent(&event))
  86         {
  87           if (event.type == SDL_QUIT)
  88             {
  89               /* Quit event - quit: */
  90               quit = 1;
  91             }
  92           else if (event.type == SDL_KEYDOWN)
  93             {
  94               /* Keypress... */
  95
  96               key = event.key.keysym.sym;
  97
  98               /* Check for menu events */
  99               menu_event(&event.key.keysym);
 100
 101               if (key == SDLK_ESCAPE)
 102                 {
 103                   /* Escape: Quit: */
 104
 105                   quit = 1;
 106                 }
 107             }
 108 #ifdef JOY_YES
 109           else if (event.type == SDL_JOYAXISMOTION && event.jaxis.axis == JOY_Y)
 110             {
 111               if (event.jaxis.value > 1024)
 112                 menuaction = MN_DOWN;
 113               else if (event.jaxis.value < -1024)
 114                 menuaction = MN_UP;
 115             }
 116           else if (event.type == SDL_JOYBUTTONDOWN)
 117             {
 118               /* Joystick button: Continue: */
 119
 120               menuaction = MN_HIT;
 121             }
 122 #endif
 123
 124         }
 125
 126       /* Draw the title background: */
 127
 128       texture_draw_bg(&title, NO_UPDATE);
 129
 130       /* Draw the high score: */
 131       sprintf(str, "High score: %d", hs_score);
 132       text_drawf(&gold_text, str, 0, -40, A_HMIDDLE, A_BOTTOM, 1, NO_UPDATE);
 133       sprintf(str, "by %s", hs_name);
 134       text_drawf(&gold_text, str, 0, -20, A_HMIDDLE, A_BOTTOM, 1, NO_UPDATE);
 135
 136       /* Animate title screen: */
 137
 138       pict = (frame / 5) % 3;
 139
 140       if (pict == 0)
 141         texture_draw_part(&title, 560, 270, 560, 270, 80, 75, NO_UPDATE);
 142       else if (pict == 1)
 143         texture_draw(&anim1, 560, 270, NO_UPDATE);
 144       else if (pict == 2)
 145         texture_draw(&anim2, 560, 270, NO_UPDATE);
 146
 147       /* Don't draw menu, if quit is true */
 148       if(show_menu && !quit)
 149         menu_process_current();
 150
 151       if(current_menu == &main_menu)
 152         {
 153           switch (menu_check(&main_menu))
 154             {
 155             case 2:
 156               done = 0;
 157               i = 0;
 158               if(level_subsets.num_items != 0)
 159                 {
 160                   subset_load(&subset,level_subsets.item[0]);
 161                   while(!done)
 162                     {
 163                       texture_draw(&img_choose_subset,(screen->w - img_choose_subset.w) / 2, 0, NO_UPDATE);
 164                       if(level_subsets.num_items != 0)
 165                         {
 166                           texture_draw(&subset.image,(screen->w - subset.image.w) / 2 + 25,78,NO_UPDATE);
 167                           if(level_subsets.num_items > 1)
 168                           {
 169                           if(i > 0)
 170                           texture_draw(&arrow_left,(screen->w / 2) - ((strlen(subset.title)+2)*16)/2,20,NO_UPDATE);
 171                           if(i < level_subsets.num_items-1)
 172                           texture_draw(&arrow_right,(screen->w / 2) + ((strlen(subset.title))*16)/2,20,NO_UPDATE);
 173                           }
 174                           text_drawf(&gold_text, subset.title, 0, 20, A_HMIDDLE, A_TOP, 1, NO_UPDATE);
 175                           text_drawf(&gold_text, subset.description, 20, -20, A_HMIDDLE, A_BOTTOM, 1, NO_UPDATE);
 176                         }
 177                       updatescreen();
 178                       SDL_Delay(50);
 179                       while(SDL_PollEvent(&event) && !done)
 180                         {
 181                           switch(event.type)
 182                             {
 183                             case SDL_QUIT:
 184                               done = 1;
 185                               quit = 1;
 186                             case SDL_KEYDOWN:           // key pressed
 187                               /* Keypress... */
 188
 189                               key = event.key.keysym.sym;
 190
 191                               if(key == SDLK_LEFT)
 192                                 {
 193                                   if(i > 0)
 194                                     {
 195                                       --i;
 196                                       subset_free(&subset);
 197                                       subset_load(&subset,level_subsets.item[i]);
 198                                     }
 199                                 }
 200                               else if(key == SDLK_RIGHT)
 201                                 {
 202                                   if(i < level_subsets.num_items -1)
 203                                     {
 204                                       ++i;
 205                                       subset_free(&subset);
 206                                       subset_load(&subset,level_subsets.item[i]);
 207                                     }
 208                                 }
 209                               else if(key == SDLK_SPACE || key == SDLK_RETURN)
 210                                 {
 211                                   done = YES;
 212                                   quit = gameloop(subset.name,1,ST_GL_PLAY);
 213                                   subset_free(&subset);
 214                                 }
 215                               else if(key == SDLK_ESCAPE)
 216                                 {
 217                                   done = YES;
 218                                 }
 219                               break;
 220                             default:
 221                               break;
 222                             }
 223                         }
 224                     }
 225                 }
 226               break;
 227             case 3:
 228               update_load_save_game_menu(&load_game_menu, YES);
 229               break;
 230             case 5:
 231               done = 1;
 232               quit = leveleditor(1);
 233               break;
 234             case 7:
 235               quit = 1;
 236               break;
 237             }
 238         }
 239       else if(current_menu == &options_menu)
 240         {
 241           process_options_menu();
 242         }
 243       else if(current_menu == &load_game_menu)
 244         {
 245           process_save_load_game_menu(NO);
 246         }
 247
 248       flipscreen();
 249
 250       /* Pause: */
 251
 252       SDL_Delay(50);
 253
 254     }
 255   /* Free surfaces: */
 256
 257   texture_free(&title);
 258   texture_free(&anim1);
 259   texture_free(&anim2);
 260   string_list_free(&level_subsets);
 261
 262   /* Return to main! */
 263
 264   return(quit);
 265 }