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

   1 #include <algorithm>
   2
   3 #include "groupscreen.h"
   4 #include "fetch_group.h"
   5 #include "fonts.h"
   6
   7 GroupScreen::GroupScreen(pqxx::connection &conn, unsigned tournament, unsigned round, unsigned parallel)
   8         : tournament(tournament), round(round), parallel(parallel), scores_changed(conn, "scores"), conn(conn), valid(false)
   9 {
  10 }
  11
  12 GroupScreen::~GroupScreen()
  13 {
  14 }
  15
  16 bool GroupScreen::check_invalidated()
  17 {
  18         // we might want to do this slightly more sophisticated later, but for now this will do
  19         return !valid || scores_changed.get_flag();
  20 }
  21
  22 void GroupScreen::draw(unsigned char *buf)
  23 {
  24         scores_changed.reset_flag();
  25
  26         Group group;
  27         conn.perform(FetchGroup(tournament, round, parallel, &group));
  28
  29         memset(buf, 0, 800 * 600 * 4);
  30
  31         // main heading
  32         char heading[64];
  33         if (parallel == 0) {
  34                 sprintf(heading, "Round %u", round);
  35         } else {
  36                 sprintf(heading, "Round %u, Group %u", round, parallel);
  37         }
  38
  39         {
  40                 unsigned width = my_draw_text(heading, NULL, 48.0);
  41                 my_draw_text(heading, buf, 48.0, 800/2 - width/2, 60);
  42         }
  43
  44         // find out how wide each column has to be
  45         unsigned width[16];
  46         for (unsigned i = 0; i < 16; ++i)
  47                 width[i] = 0;
  48
  49         unsigned max_num_width = my_draw_text("88888", NULL, 22.0);
  50
  51         for (std::vector<Player>::const_iterator i = group.players.begin(); i != group.players.end(); ++i) {
  52                 width[0] = std::max(width[0], my_draw_text(i->nick, NULL, 18.0));
  53
  54                 unsigned col = 1;
  55                 for (std::vector<Score>::const_iterator j = i->scores.begin(); j != i->scores.end(); ++j, ++col) {
  56                         if (j->chosen) {
  57                                 width[col] = std::max(width[col], my_draw_text(j->song.title, NULL, 12.0) +
  58                                                                   max_num_width + 10);
  59                         } else {
  60                                 width[col] = std::max(width[col], my_draw_text(j->song.short_title, NULL, 12.0));
  61                                 width[col] = std::max(width[col], max_num_width);
  62                         }
  63                 }
  64         }
  65
  66         // make column headings from the first player's songs
  67         unsigned col = 1, x = 40 + width[0];
  68         for (std::vector<Score>::const_iterator i = group.players[0].scores.begin(); i != group.players[0].scores.end(); ++i, ++col) {
  69                 if (!i->chosen) {
  70                         unsigned this_width = my_draw_text(i->song.short_title, NULL, 12.0);
  71                         my_draw_text(i->song.short_title, buf, 12.0, x + width[col] / 2 - this_width / 2, 100);
  72                 }
  73                 x += width[col] + 20;
  74         }
  75
  76         // show all the players and the scores
  77         unsigned y = 140;
  78         for (std::vector<Player>::const_iterator i = group.players.begin(); i != group.players.end(); ++i) {
  79                 my_draw_text(i->nick, buf, 18.0, 20, y);
  80
  81                 unsigned x = 40 + width[0];
  82
  83                 unsigned col = 1;
  84                 for (std::vector<Score>::const_iterator j = i->scores.begin(); j != i->scores.end(); ++j, ++col) {
  85                         char text[16];
  86                         sprintf(text, "%u", j->score);
  87
  88                         unsigned this_width = my_draw_text(text, NULL, 22.0);
  89                         if (j->chosen) {
  90                                 if (j->score != -1) {
  91                                         my_draw_text(text, buf, 22.0, x + max_num_width - this_width, y);
  92                                 }
  93                                 my_draw_text(j->song.title, buf, 12.0, x + max_num_width + 10, y);
  94                         } else {
  95                                 if (j->score != -1) {
  96                                         my_draw_text(text, buf, 22.0, x + width[col] / 2 - this_width / 2, y);
  97                                 }
  98                         }
  99                         x += width[col] + 20;
 100                 }
 101
 102                 y += 40;
 103         }
 104
 105         valid = true;
 106 }
 107