Qt 5.8 | Qt Location | Map Viewer (QML) | helper.js Example File

Qt 5.8.0 Reference Documentation

# helper.js Example File

mapviewer/helper.js

      /****************************************************************************
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      ** Contact: http://www.qt.io/licensing/
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      ** This file is part of the examples of the Qt Toolkit.
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      .pragma library

      function roundNumber(number, digits)
      {
          var multiple = Math.pow(10, digits);
          return Math.round(number * multiple) / multiple;
      }

      function formatTime(sec)
      {
          var value = sec
          var seconds = value % 60
          value /= 60
          value = (value > 1) ? Math.round(value) : 0
          var minutes = value % 60
          value /= 60
          value = (value > 1) ? Math.round(value) : 0
          var hours = value
          if (hours > 0) value = hours + "h:"+ minutes + "m"
          else value = minutes + "min"
          return value
      }

      function formatDistance(meters)
      {
          var dist = Math.round(meters)
          if (dist > 1000 ){
              if (dist > 100000){
                  dist = Math.round(dist / 1000)
              }
              else{
                  dist = Math.round(dist / 100)
                  dist = dist / 10
              }
              dist = dist + " km"
          }
          else{
              dist = dist + " m"
          }
          return dist
      }