File: main.c

package info (click to toggle)
atomix 3.22.0-1
  • links: PTS, VCS
  • area: main
  • in suites: stretch
  • size: 2,080 kB
  • sloc: xml: 5,958; ansic: 4,611; makefile: 192; sh: 27
file content (683 lines) | stat: -rw-r--r-- 17,177 bytes parent folder | download
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
/* Atomix -- a little puzzle game about atoms and molecules.
 * Copyright (C) 1999-2001 Jens Finke
 * Copyright (C) 2005 Guilherme de S. Pastore
 *
 * 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 */

#include "config.h"

#include <sys/types.h>
#include <dirent.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <unistd.h>
#include <errno.h>

#include "board-gtk.h"
#include "playfield.h"
#include "main.h"
#include "goal.h"
#include "level.h"
#include "goal-view.h"
#include "clock.h"
#include "undo.h"

AtomixApp *app;

typedef enum
  {
    GAME_ACTION_NEW,
    GAME_ACTION_END,
    GAME_ACTION_PAUSE,
    GAME_ACTION_CONTINUE,
    GAME_ACTION_SKIP,
    GAME_ACTION_UNDO,
    GAME_ACTION_FINISHED,
    GAME_ACTION_RESTART,
  } GameAction;

static void controller_handle_action (GameAction action);
static void set_game_not_running_state (void);
static gboolean set_next_level (void);
static void setup_level (void);
static void level_cleanup_view (void);
static void atomix_exit (void);
static gboolean on_key_press_event (GObject *widget, GdkEventKey *event,
				    gpointer user_data);
static void game_init (void);
static void update_statistics (void);
static void view_congratulations (void);
static void calculate_score (void);

/* ===============================================================
      
             Menu callback  functions 

-------------------------------------------------------------- */
static void verb_GameNew_cb (GSimpleAction *action, GVariant *variant, gpointer data)
{
  controller_handle_action (GAME_ACTION_NEW);
}

static void verb_GameEnd_cb (GSimpleAction *action, GVariant *variant, gpointer data)
{
  controller_handle_action (GAME_ACTION_END);
}

static void verb_GameSkip_cb (GSimpleAction *action, GVariant *variant, gpointer data)
{
  controller_handle_action (GAME_ACTION_SKIP);
}

static void verb_GameReset_cb (GSimpleAction *action, GVariant *variant, gpointer data)
{
  controller_handle_action (GAME_ACTION_RESTART);
}

static void verb_GamePause_cb (GSimpleAction *action, GVariant *variant, gpointer data)
{
  controller_handle_action (GAME_ACTION_PAUSE);
}

static void verb_GameContinue_cb (GSimpleAction *action, GVariant *variant, gpointer data)
{
  controller_handle_action (GAME_ACTION_CONTINUE);
}

static void verb_GameUndo_cb (GSimpleAction *action, GVariant *variant, gpointer data)
{
  controller_handle_action (GAME_ACTION_UNDO);
}

static void verb_GameExit_cb (GSimpleAction *action, GVariant *variant, gpointer data)
{
  atomix_exit ();
}

static void verb_HelpAbout_cb (GSimpleAction *action, GVariant *variant, gpointer data)
{
  const char *authors[] =
    {
      "Robert Roth <robert.roth.off@gmail.com>",
      "Guilherme de S. Pastore <gpastore@gnome.org>",
      "Jens Finke <jens@triq.net>",
      NULL
    };

  const char *artists[] =
    {
      "Jakub Steiner <jimmac@ximian.com>",
      NULL
    };


  gtk_show_about_dialog(GTK_WINDOW(app->mainwin),
  					"program-name", _("Atomix"),
					"logo-icon-name", "atomix",
  					"version", VERSION,
  					"comments", _("A puzzle game about atoms and molecules"),
  					"website", "https://github.com/GNOME/atomix",
  					"authors", authors,
  					"artists", artists,
  					"translator_credits", _("translator-credits"),
  					NULL);
}

static gboolean on_app_destroy_event (GtkWidget *widget, GdkEvent *event,
				      gpointer user_data)
{
  atomix_exit ();

  return TRUE;
}

/* ===============================================================
      
             Game steering functions

-------------------------------------------------------------- */

static void controller_handle_action (GameAction action)
{
  switch (app->state)
    {
    case GAME_STATE_NOT_RUNNING:
      if (action == GAME_ACTION_NEW)
	{
	  if (set_next_level ())
	    {
	      app->level_no = 1;
	      app->score = 0;
	      setup_level ();
	      app->state = GAME_STATE_RUNNING_UNMOVED;
	    }
	}
      break;

    case GAME_STATE_RUNNING_UNMOVED:
    case GAME_STATE_RUNNING:
      switch (action)
	{
	case GAME_ACTION_END:
	  level_cleanup_view ();
	  set_game_not_running_state ();
	  break;

	case GAME_ACTION_PAUSE:
	  clock_stop (CLOCK (app->clock));
	  board_gtk_hide ();
	  app->state = GAME_STATE_PAUSED;
	  break;

	case GAME_ACTION_SKIP:
	  level_cleanup_view ();

	  if (set_next_level ())
	    setup_level ();

	  else
	    set_game_not_running_state ();

	  break;

	case GAME_ACTION_FINISHED:
	  calculate_score ();
	  if (level_manager_is_last_level (app->lm, app->level))
	    {
	      view_congratulations ();
	      level_cleanup_view ();
	      set_game_not_running_state ();
	    }
	  else
	    {
	      level_cleanup_view ();
	      set_next_level ();
	      setup_level ();
	    }
	  break;

	case GAME_ACTION_RESTART:
	  g_assert (app->state != GAME_STATE_RUNNING_UNMOVED);

	  level_cleanup_view ();
	  setup_level ();
	  break;

	case GAME_ACTION_UNDO:
	  g_assert (app->state != GAME_STATE_RUNNING_UNMOVED);

	  board_gtk_undo_move ();
	  break;

	case GAME_ACTION_NEW:
	case GAME_ACTION_CONTINUE:
	default:
	  break;
	}
      break;

    case GAME_STATE_PAUSED:
      if (action == GAME_ACTION_CONTINUE)
	{
	  clock_resume (CLOCK(app->clock));
	  board_gtk_show ();
	  app->state = (undo_exists())?GAME_STATE_RUNNING:GAME_STATE_RUNNING_UNMOVED;
	}
      break;

    default:
      g_assert_not_reached ();
    }

  update_menu_item_state ();
  update_statistics ();
}

static void set_game_not_running_state (void)
{
  board_gtk_show_logo (TRUE);

  if (app->level)
    g_object_unref (app->level);

  if (app->goal)
    g_object_unref (app->goal);

  app->level = NULL;
  app->goal = NULL;
  app->score = 0;
  app->state = GAME_STATE_NOT_RUNNING;
}

static gboolean set_next_level (void)
{
  Level *next_level;
  PlayField *goal_pf;

  next_level = level_manager_get_next_level (app->lm, app->level);

  if (app->level)
    {
      g_object_unref (app->level);
    }
  app->level = NULL;

  if (app->goal)
    {
      g_object_unref (app->goal);
    }
  app->goal = NULL;

  if (next_level == NULL)
    {
      return FALSE;
    }

  app->level = next_level;
  app->level_no++;
  goal_pf = level_get_goal (app->level);
  app->goal = goal_new (goal_pf);

  g_object_unref (goal_pf);

  return TRUE;
}

static void setup_level (void)
{
  PlayField *env_pf;
  PlayField *sce_pf;

  g_return_if_fail (app != NULL);

  if (app->level == NULL)
    return;

  g_return_if_fail (app->goal != NULL);

  /* init board */
  env_pf = level_get_environment (app->level);
  sce_pf = level_get_scenario (app->level);
  board_gtk_show_logo (FALSE);
  board_gtk_init_level (env_pf, sce_pf, app->goal);

  /* init goal */
  goal_view_render (app->goal);

  /* init clock */
  clock_reset (CLOCK(app->clock));
  clock_start (CLOCK(app->clock));

  g_object_unref (env_pf);
  g_object_unref (sce_pf);
}

static void level_cleanup_view (void)
{
  board_gtk_clear ();
  goal_view_clear ();

  clock_stop (CLOCK(app->clock));
}

static void atomix_exit (void)
{
#ifdef DEBUG
  g_message ("Destroy application");
#endif

  g_return_if_fail (app != NULL);

  if (app->state != GAME_STATE_NOT_RUNNING)
    {
      set_game_not_running_state ();
    }

  board_gtk_destroy ();

  if (app->level)
    g_object_unref (app->level);

  if (app->lm)
    g_object_unref (app->lm);

  if (app->theme)
    g_object_unref (app->theme);

  if (app->tm)
    g_object_unref (app->tm);

  /* quit application */
  gtk_widget_destroy (app->mainwin);

}

static gboolean on_key_press_event (GObject *widget, GdkEventKey *event,
				    gpointer user_data)
{
  if ((app->state == GAME_STATE_RUNNING) || (app->state == GAME_STATE_RUNNING_UNMOVED))
    {
      return board_gtk_handle_key_event (NULL, event, NULL);
    }

  return FALSE;
}

static void game_init (void)
{
  g_return_if_fail (app != NULL);

  /* init theme manager */
  app->tm = theme_manager_new ();
  theme_manager_init_themes (app->tm);
  app->theme = theme_manager_get_theme (app->tm, "default");
  g_assert (app->theme != NULL);

  /* init level manager */
  app->lm = level_manager_new ();
  level_manager_init_levels (app->lm);

  /* init level statistics */
  app->level = NULL;
  app->level_no = 0;
  app->score = 0;
  clock_set_format (CLOCK(app->clock), "%M:%S");
  clock_reset (CLOCK(app->clock));

  /* init the board */
  board_gtk_init (app->theme, GTK_FIXED (app->fi_matrix));

  /* init goal */
  goal_view_init (app->theme, GTK_FIXED (app->fi_goal));

  /* update user visible information */
  app->state = GAME_STATE_NOT_RUNNING;
  update_menu_item_state ();
  update_statistics ();

  gtk_widget_grab_focus (GTK_WIDGET (app->fi_matrix));
}

void game_level_finished (void)
{
  controller_handle_action (GAME_ACTION_FINISHED);
}

static void calculate_score (void)
{
  gint seconds = clock_get_elapsed (CLOCK (app->clock));

  if (seconds > 300)
    return;

  if (app->score == 0)
    app->score = 300 - seconds;
  else
    app->score = app->score * (2 - (seconds / 300));
}

static void view_congratulations (void)
{
  GtkWidget *dlg;
  dlg = gtk_message_dialog_new (GTK_WINDOW (app->mainwin),
				GTK_DIALOG_MODAL,
				GTK_MESSAGE_INFO,
				GTK_BUTTONS_CLOSE,
				"%s",
				_("Congratulations! You have finished all Atomix levels."));
  gtk_dialog_run (GTK_DIALOG (dlg));
  gtk_widget_destroy (GTK_WIDGET (dlg));
}

/* ===============================================================
      
             UI update functions

-------------------------------------------------------------- */
static void update_statistics (void)
{
  gchar *str_buffer;

  g_return_if_fail (app != NULL);

  if (app->state == GAME_STATE_NOT_RUNNING)
    {
      /* don't show anything */
      gtk_label_set_text (GTK_LABEL (app->lb_level), "");
      gtk_label_set_text (GTK_LABEL (app->lb_name), "");
      gtk_label_set_text (GTK_LABEL (app->lb_formula), "");
      gtk_label_set_text (GTK_LABEL (app->lb_score), "");
      gtk_widget_hide (GTK_WIDGET (app->clock));
    }
  else
    {
      /* set level number */
      str_buffer = g_new0 (gchar, 10);
      g_snprintf (str_buffer, 10, "%i", app->level_no);
      gtk_label_set_text (GTK_LABEL (app->lb_level), str_buffer);

      /* set levelname */
      gtk_label_set_text (GTK_LABEL (app->lb_name),
			  _(level_get_name (app->level)));

      /* set the formula of the compound */
      gtk_label_set_markup (GTK_LABEL (app->lb_formula),
			    level_get_formula (app->level));

      /* set score */
      g_snprintf (str_buffer, 10, "%i", app->score);
      gtk_label_set_text (GTK_LABEL (app->lb_score), str_buffer);

      /* show clock */
      gtk_widget_show (GTK_WIDGET (app->clock));

      g_free (str_buffer);
    }
}

typedef struct
{
  const gchar *cmd;
  gboolean enabled;
} CmdEnable;


static const GActionEntry app_entries[] =
  {
    { "GameAbout", verb_HelpAbout_cb, NULL, NULL, NULL},
    { "GameQuit", verb_GameExit_cb, NULL, NULL, NULL}
  };

static const GActionEntry win_entries[] =
  {
    { "GameNew", verb_GameNew_cb, NULL, NULL, NULL},
    { "GameEnd", verb_GameEnd_cb, NULL, NULL, NULL},
    { "GameSkip", verb_GameSkip_cb, NULL, NULL, NULL},
    { "GameReset", verb_GameReset_cb, NULL, NULL, NULL},
    { "GameUndo", verb_GameUndo_cb, NULL, NULL, NULL},
    { "GamePause", verb_GamePause_cb, NULL, NULL, NULL},
    { "GameContinue", verb_GameContinue_cb, NULL, NULL, NULL},
  };

static const CmdEnable not_running[] =
  {
    { "GameNew",      TRUE  },
    { "GameEnd",      FALSE },
    { "GameSkip",     FALSE },
    { "GameReset",    FALSE },
    { "GameUndo",     FALSE },
    { "GamePause",    FALSE },
    { "GameContinue", FALSE },
    { NULL, FALSE }
  };

static const CmdEnable running_unmoved[] =
  {
    { "GameNew",      FALSE },
    { "GameEnd",      TRUE  },
    { "GameSkip",     TRUE  },
    { "GameReset",    FALSE },
    { "GameUndo",     FALSE },
    { "GamePause",    TRUE  },
    { "GameContinue", FALSE },
    { NULL, FALSE }
};

static const CmdEnable running[] =
  {
    { "GameNew",      FALSE },
    { "GameEnd",      TRUE  },
    { "GameSkip",     TRUE  },
    { "GameReset",    TRUE  },
    { "GameUndo",     TRUE  },
    { "GamePause",    TRUE  },
    { "GameContinue", FALSE },
    { NULL, FALSE }
};

static const CmdEnable paused[] =
  {
    { "GameNew",      FALSE },
    { "GameEnd",      FALSE },
    { "GameSkip",     FALSE },
    { "GameReset",    FALSE },
    { "GameUndo",     FALSE },
    { "GamePause",    FALSE },
    { "GameContinue", TRUE  },
    { NULL, FALSE }
};

static const CmdEnable *state_sensitivity[] =
  {
    not_running, running_unmoved, running, paused
  };

void update_menu_item_state (void)
{
  gint i;
  const CmdEnable *cmd_list = state_sensitivity[app->state];
  GAction *action;

  for (i = 0; cmd_list[i].cmd != NULL; i++)
    {
      action = g_action_map_lookup_action (G_ACTION_MAP (app->mainwin), cmd_list[i].cmd);
      g_simple_action_set_enabled (G_SIMPLE_ACTION (action), cmd_list[i].enabled);
    }
}

/* ===============================================================
      
             GUI creation  functions 

-------------------------------------------------------------- */
static AtomixApp *create_gui (GApplication *app_instance)
{
  gchar *ui_path;
  GtkBuilder *builder;
  GtkWidget *stats_grid;
  GtkWidget *time_label;

  app = g_new0 (AtomixApp, 1);
  app->level = NULL;
  app->app_instance = app_instance;

  builder = gtk_builder_new ();

  ui_path = g_build_filename (PKGDATADIR, "ui", "interface.ui", NULL);
  gtk_builder_add_from_file (builder, ui_path, NULL);
  g_free (ui_path);

  app->mainwin = GTK_WIDGET (gtk_builder_get_object (builder, "mainwin"));

  g_signal_connect (G_OBJECT (app->mainwin), "delete_event",
                    (GCallback) on_app_destroy_event, app);

  /* create canvas widgets */
  app->fi_matrix = GTK_WIDGET (gtk_builder_get_object (builder, "game_fixed"));
  app->fi_goal = GTK_WIDGET (gtk_builder_get_object (builder, "preview_fixed"));

  stats_grid = GTK_WIDGET (gtk_builder_get_object (builder, "stats_grid"));
  time_label = GTK_WIDGET (gtk_builder_get_object (builder, "time_label"));
  app->clock = clock_new ();
  gtk_grid_attach_next_to (GTK_GRID (stats_grid), app->clock,
                           time_label, GTK_POS_RIGHT, 1, 1);

  /* add playfield canvas to left side */
  g_signal_connect (G_OBJECT (app->mainwin), "key-press-event",
		    G_CALLBACK (on_key_press_event), app);

  app->lb_level = GTK_WIDGET (gtk_builder_get_object (builder, "level_value"));
  app->lb_name = GTK_WIDGET (gtk_builder_get_object (builder, "molecule_value"));
  app->lb_formula = GTK_WIDGET (gtk_builder_get_object (builder, "formula_value"));
  app->lb_score = GTK_WIDGET (gtk_builder_get_object (builder, "score_value"));

  gtk_widget_show_all (GTK_WIDGET (app->mainwin));


  if (gtk_application_prefers_app_menu (GTK_APPLICATION (app_instance))) {
    GMenu * menu = G_MENU (gtk_builder_get_object (builder, "app-menu"));
    gtk_application_set_app_menu (GTK_APPLICATION (app->app_instance), G_MENU_MODEL (menu));
//    GtkWidget *menubar = GTK_WIDGET (gtk_builder_get_object (builder, "menubar"));
//    gtk_widget_set_visible (menubar, FALSE);
  }

  g_object_unref (builder);

  return app;
}

static void
app_activate (GApplication *app_instance, gpointer user_data)
{

  if (app == NULL) {
    /* make a few initalisations here */
    g_action_map_add_action_entries (G_ACTION_MAP (app_instance), app_entries, G_N_ELEMENTS (app_entries), app_instance);

    app = create_gui (app_instance);
    g_action_map_add_action_entries (G_ACTION_MAP (app->mainwin), win_entries, G_N_ELEMENTS (win_entries), app_instance);

    game_init ();
    gtk_widget_set_size_request (GTK_WIDGET (app->mainwin), 678, 520);

    //gtk_window_set_resizable (GTK_WINDOW (app->mainwin), FALSE);
    gtk_widget_show (app->mainwin);
    gtk_application_add_window (GTK_APPLICATION (app_instance), GTK_WINDOW (app->mainwin));
  } else {
    gtk_window_present (GTK_WINDOW (app->mainwin));
  }
}

int main (int argc, char *argv[])
{
  GtkApplication *gtk_app;

  int status;

  g_set_application_name (_("Atomix"));

  bindtextdomain (GETTEXT_PACKAGE, GNOMELOCALEDIR);
  bind_textdomain_codeset (GETTEXT_PACKAGE, "UTF-8");
  textdomain (GETTEXT_PACKAGE);

  gtk_app = gtk_application_new ("org.gnome.atomix", G_APPLICATION_FLAGS_NONE);
  g_signal_connect (gtk_app, "activate", G_CALLBACK (app_activate), NULL);

  status = g_application_run (G_APPLICATION (gtk_app), argc, argv);
  g_object_unref (gtk_app);

  return status;
}