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. First try unlimited width (ie.
  45         // long titles for everything); if that gets too long, try again with short
  46         // titles for chosen songs.
  47         unsigned width[16], num_scores;
  48         unsigned max_num_width = my_draw_text("8888", NULL, 22.0);
  49         unsigned mode;
  50         for (mode = 0; mode < 2; ++mode) {
  51                 for (unsigned i = 0; i < 16; ++i)
  52                         width[i] = 0;
  53
  54                 for (std::vector<Player>::const_iterator i = group.players.begin(); i != group.players.end(); ++i) {
  55                         unsigned col = 1;
  56                         width[0] = std::max(width[0], my_draw_text(i->nick, NULL, 18.0));
  57
  58                         for (std::vector<Score>::const_iterator j = i->scores.begin(); j != i->scores.end(); ++j, ++col) {
  59                                 if (j->chosen) {
  60                                         width[col] = std::max(width[col], my_draw_text((mode == 0) ? j->song.title : j->song.short_title, NULL, 12.0) +
  61                                                         max_num_width + 10);
  62                                 } else {
  63                                         width[col] = std::max(width[col], my_draw_text(j->song.short_title, NULL, 12.0));
  64                                         width[col] = std::max(width[col], max_num_width);
  65                                 }
  66                         }
  67                 }
  68
  69                 num_scores = group.players[0].scores.size();
  70
  71                 width[num_scores + 1] = std::max(my_draw_text("Total", NULL, 12.0), max_num_width);
  72                 width[num_scores + 2] = my_draw_text("Rank", NULL, 12.0);
  73
  74                 // if we're at long titles and that works, don't try the short ones
  75                 if (mode == 0) {
  76                         unsigned sumwidth = 0;
  77                         for (unsigned i = 0; i <= num_scores + 2; ++i)
  78                                 sumwidth += width[i] + 20;
  79
  80                         if (sumwidth < 800)
  81                                 break;
  82                 }
  83         }
  84
  85         // make column headings from the first player's songs
  86         unsigned col = 1;
  87         unsigned x = 40 + width[0];
  88         for (std::vector<Score>::const_iterator i = group.players[0].scores.begin(); i != group.players[0].scores.end(); ++i, ++col) {
  89                 if (!i->chosen) {
  90                         unsigned this_width = my_draw_text(i->song.short_title, NULL, 12.0);
  91                         my_draw_text(i->song.short_title, buf, 12.0, x + width[col] / 2 - this_width / 2, 100);
  92                 }
  93                 x += width[col] + 20;
  94         }
  95
  96         my_draw_text("Total", buf, 12.0, x + width[num_scores + 1] / 2 - my_draw_text("Total", NULL, 12.0) / 2, 100);
  97         x += width[num_scores + 1] + 20;
  98         my_draw_text("Rank", buf, 12.0, x + width[num_scores + 2] / 2 - my_draw_text("Rank", NULL, 12.0) / 2, 100);
  99
 100         // show all the players and the scores
 101         unsigned y = 140;
 102         for (std::vector<Player>::const_iterator i = group.players.begin(); i != group.players.end(); ++i) {
 103                 my_draw_text(i->nick, buf, 18.0, 20, y);
 104
 105                 unsigned x = 40 + width[0];
 106
 107                 unsigned col = 1;
 108                 for (std::vector<Score>::const_iterator j = i->scores.begin(); j != i->scores.end(); ++j, ++col) {
 109                         char text[16];
 110                         sprintf(text, "%u", j->score);
 111
 112                         unsigned this_width = my_draw_text(text, NULL, 22.0);
 113                         if (j->chosen) {
 114                                 if (j->score != -1) {
 115                                         my_draw_text(text, buf, 22.0, x + max_num_width - this_width, y);
 116                                 }
 117                                 my_draw_text((mode == 0) ? j->song.title : j->song.short_title, buf, 12.0, x + max_num_width + 10, y);
 118                         } else {
 119                                 if (j->score != -1) {
 120                                         my_draw_text(text, buf, 22.0, x + width[col] / 2 - this_width / 2, y);
 121                                 }
 122                         }
 123                         x += width[col] + 20;
 124                 }
 125
 126                 // draw total
 127                 {
 128                         char text[16];
 129                         sprintf(text, "%u", i->total);
 130
 131                         unsigned this_width = my_draw_text(text, NULL, 22.0);
 132                         my_draw_text(text, buf, 22.0, x + width[num_scores + 1] / 2 - this_width / 2, y);
 133                         x += width[num_scores + 1] + 20;
 134                 }
 135
 136                 y += 40;
 137         }
 138
 139         valid = true;
 140 }
 141