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