src/statsweekdaycongestion.cpp

   1 #include <QDebug>
   2
   3 #include "statsweekdaycongestion.h"
   4
   5 StatsWeekdayCongestion::StatsWeekdayCongestion(JourneyModel * journeys) :
   6     journeys(journeys)
   7 {
   8     title = "Congested days (cycles passed)";
   9     units = "";
  10     labels = QStringList{"M", "T", "W", "Th", "F", "S", "Su"};
  11 }
  12
  13 void StatsWeekdayCongestion::update() {
  14     quint32 passed[7];
  15     unsigned int count[7];
  16     int pos;
  17
  18     qDebug() << "Calculating values";
  19     values.clear();
  20
  21     for (pos = 0; pos < 7; pos++) {
  22         passed[pos] = 0u;
  23         count[pos] = 0u;
  24     }
  25
  26     foreach (Journey const &journey, journeys->getData()) {
  27         QDate date = journey.getStartDate();
  28         int dayofweek = date.dayOfWeek() - 1;
  29         if (dayofweek >= 0) {
  30             passed[dayofweek] += journey.getOvertook() + journey.getOvertakenBy();
  31             count[dayofweek]++;
  32         }
  33     }
  34
  35     maxval = 0.0;
  36     for (pos = 0; pos < 7; pos++) {
  37         float result = 0.0f;
  38         if (count[pos] > 0) {
  39             result = ((double)passed[pos] / (double)count[pos]);
  40         }
  41         if (result > maxval) {
  42             maxval = result;
  43         }
  44         values << result;
  45     }
  46
  47     step = qRound(maxval / 5.0);
  48
  49     qDebug() << "Calculated values";
  50 }