git.sesse.net Git - ccbs/blob - bigscreen/ccbs_bigscreen.cpp

   1 #include <cstdio>
   2 #include <cstring>
   3 #include <iconv.h>
   4 #include <unistd.h>
   5 #include <pqxx/pqxx>
   6 #include <tinyptc.h>
   7 #include "flagtrigger.h"
   8 #include "widestring.h"
   9 #include "fetch_current_tournament.h"
  10 #include "fetch_list_of_active_groups.h"
  11 #include "fetch_group.h"
  12 #include "fonts.h"
  13 #include "groupscreen.h"
  14 #include "splitscreen.h"
  15 #include "rotatescreen.h"
  16
  17 Tournament active_tournament;
  18 std::vector<SkeletonGroup> active_groups;
  19 std::vector<GenericScreen *> screens;
  20 //SplitScreen *mainscreen = NULL;
  21 RotateScreen *mainscreen = NULL;
  22 unsigned char framebuf[800 * 600 * 4], screenbuf[800 * 600 * 4];
  23
  24 void init(pqxx::connection &conn)
  25 {
  26         for (std::vector<GenericScreen *>::const_iterator i = screens.begin(); i != screens.end(); ++i) {
  27                 delete *i;
  28         }
  29         screens.erase(screens.begin(), screens.end());
  30
  31         delete mainscreen;
  32
  33         conn.perform(FetchCurrentTournament(&active_tournament));
  34         conn.perform(FetchListOfActiveGroups(&active_groups));
  35
  36         mainscreen = new RotateScreen();
  37
  38         if (active_tournament.id == -1) {
  39                 std::fprintf(stderr, "No active tournament\n");
  40         } else {
  41                 std::fprintf(stderr, "Current tournament is %d\n", active_tournament.id);
  42
  43                 for (std::vector<SkeletonGroup>::const_iterator i = active_groups.begin(); i != active_groups.end(); ++i) {
  44                         std::fprintf(stderr, "tourn: %u  round: %u   parallel: %u\n",
  45                                 i->tournament, i->round, i->parallel);
  46
  47                         screens.push_back(new GroupScreen(conn, i->tournament, i->round, i->parallel));
  48                         mainscreen->add_screen(screens[screens.size() - 1]);
  49                 }
  50         }
  51
  52         // hack
  53         screens.push_back(NULL);
  54         screens.push_back(NULL);
  55         screens.push_back(NULL);
  56         screens.push_back(NULL);
  57
  58         //mainscreen = new SplitScreen(screens[0], screens[1], screens[2], screens[3]);
  59 }
  60
  61 void main_loop(pqxx::connection &conn)
  62 {
  63         if (active_tournament.id == -1) {
  64                 // No active tournament, sleep a second or so and exit
  65                 conn.await_notification(1, 0);
  66                 return;
  67         }
  68
  69         if (mainscreen->check_invalidated()) {
  70                 mainscreen->draw(framebuf);
  71                 ptc_update(framebuf);
  72                 conn.await_notification(0, 10000);
  73         } else {
  74                 ptc_update(framebuf);
  75                 conn.await_notification(0, 200000);
  76         }
  77 }
  78
  79 int main(int argc, char **argv)
  80 {
  81         ptc_open("CCBS bigscreen", 800, 600);
  82
  83         try {
  84                 init_freetype();
  85                 pqxx::connection conn("dbname=ccbs host=altersex.samfundet.no user=ccbs password=GeT|>>B_");
  86                 FlagTrigger tournament_changed(conn, "active_tournament");
  87                 FlagTrigger rounds_changed(conn, "active_groups");
  88
  89                 // when active_tournament or active_rounds is changed, we destroy everything and start from scratch
  90                 // (at least currently)
  91                 for ( ;; ) {
  92                         tournament_changed.reset_flag();
  93                         rounds_changed.reset_flag();
  94                         init(conn);
  95                         do {
  96                                 main_loop(conn);
  97                                 conn.get_notifs();
  98                         } while (!tournament_changed.get_flag() && !rounds_changed.get_flag());
  99                         std::fprintf(stderr, "active_tournament or active_groups changed, resetting...\n");
 100                 }
 101         } catch (const std::exception &e) {
 102                 std::fprintf(stderr, "Exception: %s\n", e.what());
 103                 exit(1);
 104         }
 105
 106         return 0;
 107 }