git.sesse.net Git - ccbs/blob - bigscreen/top10scorescreen.cpp

   1 #include <cstdio>
   2 #include <algorithm>
   3
   4 #include "top10scorescreen.h"
   5 #include "fonts.h"
   6
   7 Top10ScoreScreen::Top10ScoreScreen(pqxx::connection &conn, unsigned tournament)
   8         : conn(conn), tournament(tournament), scores_changed(conn, "scores"), valid(false)
   9 {
  10 }
  11
  12 Top10ScoreScreen::~Top10ScoreScreen()
  13 {
  14 }
  15
  16 bool Top10ScoreScreen::check_invalidated()
  17 {
  18         if (!valid)
  19                 return true;
  20         if (!scores_changed.get_flag())
  21                 return false;
  22
  23         // check that there are indeed changes, otherwise don't bother
  24         std::vector<TopScore> scores;
  25         conn.perform(FetchTopScoresForTournament(tournament, 10, &scores));
  26
  27         for (std::vector<TopScore>::const_iterator i = scores.begin(); i != scores.end(); ++i) {
  28                 if (seen_topscore.count(*i) == 0) {
  29                         return true;
  30                 }
  31         }
  32
  33         return false;
  34 }
  35
  36 void Top10ScoreScreen::draw(unsigned char *buf)
  37 {
  38         scores_changed.reset_flag();
  39         memset(buf, 0, 800 * 600 * 4);
  40
  41         // fetch the top 10 scores
  42         std::vector<TopScore> scores;
  43         conn.perform(FetchTopScoresForTournament(tournament, 10, &scores));
  44
  45         {
  46                 unsigned width = my_draw_text("Today's top 10 scores", NULL, 40.0);
  47                 my_draw_text("Today's top 10 scores", buf, 40.0, 800/2 - width/2, 60);
  48         }
  49
  50         // simple headings
  51         my_draw_text("Player", buf, 12.0, 70, 100);
  52         my_draw_text("Song", buf, 12.0, 250, 100);
  53         my_draw_text("Score", buf, 12.0, 710, 100);
  54
  55         unsigned row = 1, y = 140;
  56         for (std::vector<TopScore>::const_iterator i = scores.begin(); i != scores.end(); ++i) {
  57                 char str[16];
  58                 unsigned r = 255, g = 255, b = 255;
  59
  60                 // print new entries in red
  61                 if (seen_topscore.count(*i) == 0 && seen_topscore.size() > 0) {
  62                         g = b = 0;
  63                 }
  64
  65                 std::sprintf(str, "%u", row++);
  66                 unsigned width = my_draw_text(str, NULL, 24.0);
  67                 my_draw_text(str, buf, 24.0, 30 - width/2, y);
  68
  69                 my_draw_text(i->nick, buf, 24.0, 70, y, r, g, b);
  70
  71                 if (my_draw_text(i->title, NULL, 24.0) > 430) {
  72                         my_draw_text(i->shorttitle, buf, 24.0, 250, y, r, g, b);
  73                 } else {
  74                         my_draw_text(i->title, buf, 24.0, 250, y, r, g, b);
  75                 }
  76
  77                 std::sprintf(str, "%u", i->score);
  78                 width = my_draw_text(str, NULL, 24.0);
  79                 my_draw_text(str, buf, 24.0, 728 - width/2, y, r, g, b);
  80
  81                 y += 40;
  82         }
  83
  84         valid = true;
  85
  86         seen_topscore.erase(seen_topscore.begin(), seen_topscore.end());
  87         std::copy(scores.begin(), scores.end(), std::inserter(seen_topscore, seen_topscore.end()));
  88 }
  89