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         // find out how wide each column has to be
  32         unsigned width[16];
  33         for (unsigned i = 0; i < 16; ++i)
  34                 width[i] = 0;
  35
  36         unsigned max_num_width = my_draw_text("88888", NULL, 0, 0, false, 0, 0, 0);
  37
  38         for (std::vector<Player>::const_iterator i = group.players.begin(); i != group.players.end(); ++i) {
  39                 width[0] = std::max(width[0], my_draw_text(i->nick, NULL, 0, 0, false, 0, 0, 0));
  40
  41                 unsigned col = 1;
  42                 for (std::vector<Score>::const_iterator j = i->scores.begin(); j != i->scores.end(); ++j, ++col) {
  43                         if (j->chosen) {
  44                                 width[col] = std::max(width[col], my_draw_text(j->song.title, NULL, 0, 0, false, 0, 0, 0) +
  45                                                                   max_num_width + 10);
  46                         } else {
  47                                 width[col] = std::max(width[col], my_draw_text(j->song.title, NULL, 0, 0, false, 0, 0, 0));
  48                                 width[col] = std::max(width[col], max_num_width);
  49                         }
  50                 }
  51         }
  52
  53         // make column headings from the first player's songs
  54         unsigned col = 1, x = 40 + width[0];
  55         for (std::vector<Score>::const_iterator i = group.players[0].scores.begin(); i != group.players[0].scores.end(); ++i, ++col) {
  56                 if (!i->chosen)
  57                         my_draw_text(i->song.title, buf, x, 30, true, 255, 255, 255);
  58                 x += width[col] + 20;
  59         }
  60
  61         // show all the players and the scores
  62         unsigned y = 50;
  63         for (std::vector<Player>::const_iterator i = group.players.begin(); i != group.players.end(); ++i) {
  64                 my_draw_text(i->nick, buf, 20, y, true, 255, 255, 255);
  65
  66                 unsigned x = 40 + width[0];
  67
  68                 unsigned col = 1;
  69                 for (std::vector<Score>::const_iterator j = i->scores.begin(); j != i->scores.end(); ++j, ++col) {
  70                         char text[16];
  71                         sprintf(text, "%u", j->score);
  72
  73                         unsigned this_width = my_draw_text(text, buf, 0, 0, false, 0, 0, 0);
  74                         if (j->chosen) {
  75                                 if (j->score != -1) {
  76                                         my_draw_text(text, buf, x + max_num_width - this_width, y, true, 255, 255, 255);
  77                                 }
  78                                 my_draw_text(j->song.title, buf, x + max_num_width + 10, y, true, 255, 255, 255);
  79                         } else {
  80                                 if (j->score != -1) {
  81                                         my_draw_text(text, buf, x + width[col] / 2 - this_width / 2, y, true, 255, 255, 255);
  82                                 }
  83                         }
  84                         x += width[col] + 20;
  85                 }
  86
  87                 y += 20;
  88         }
  89
  90         valid = true;
  91 }
  92