tests/soundtest.c

   1 #include <libchimara/glk.h>
   2 #include <stdio.h>
   3 #include <unistd.h>
   4 #include <string.h>
   5
   6 void
   7 glk_main(void)
   8 {
   9         if(!glk_gestalt(gestalt_Sound, 0)) {
  10                 fprintf(stderr, "Sound not supported.\n");
  11                 return;
  12         }
  13         if(!glk_gestalt(gestalt_SoundVolume, 0)) {
  14                 fprintf(stderr, "Sound volume not supported.\n");
  15                 return;
  16         }
  17         if(!glk_gestalt(gestalt_SoundNotify, 0)) {
  18                 fprintf(stderr, "Sound notification not supported.\n");
  19                 return;
  20         }
  21
  22         schanid_t sc = glk_schannel_create(0);
  23         if(!sc) {
  24                 fprintf(stderr, "Could not create sound channel.\n");
  25                 return;
  26         }
  27
  28         /* Open the main window. */
  29     winid_t mainwin = glk_window_open(0, 0, 0, wintype_TextBuffer, 1);
  30     if (!mainwin) {
  31         /* It's possible that the main window failed to open. There's
  32             nothing we can do without it, so exit. */
  33         return;
  34     }
  35
  36         char buffer[1024];
  37         int len;
  38         int finish = 0;
  39
  40         event_t ev;
  41         while(!finish) {
  42                 glk_put_string("\nprompt> ");
  43                 glk_request_line_event(mainwin, buffer, 1024, 0);
  44                 glk_select(&ev);
  45                 printf("Received event:\n");
  46                 printf("Type: %d\n", ev.type);
  47                 printf("Win: %d\n", glk_window_get_rock(ev.win) );
  48                 printf("Var1: %d\n", ev.val1);
  49                 printf("Var2: %d\n", ev.val2);
  50                 switch(ev.type) {
  51                         case evtype_LineInput:
  52                                 // Null-terminate string
  53                                 len = ev.val1;
  54                                 buffer[len] = '\0';
  55
  56                                 if(strcmp(buffer, "quit") == 0) {
  57                                         glk_put_string("That's all, folks.\n");
  58                                         finish = 1;
  59                                 } else if(strcmp(buffer, "play") == 0) {
  60                                         glk_put_string("Playing sound.\n");
  61                                         if(!glk_schannel_play(sc, 3)) {
  62                                                 fprintf(stderr, "Could not start sound channel.\n");
  63                                                 finish = 1;
  64                                         }
  65                                 } else if(strcmp(buffer, "help") == 0) {
  66                                         glk_put_string("Type PLAY or QUIT.\n");
  67                                 }
  68                                 break;
  69                         case evtype_SoundNotify:
  70                                 glk_put_string("\nGot sound notify event!\n");
  71                                 break;
  72                         default:
  73                                 ;
  74                 }
  75         }
  76
  77         glk_schannel_stop(sc);
  78         glk_schannel_destroy(sc);
  79 }