dashboard.qml Example File

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  import QtQuick 2.2
  import QtQuick.Window 2.1
  import QtQuick.Controls 1.4
  import QtQuick.Controls.Styles 1.4
  import QtQuick.Extras 1.4

  Window {
      id: root
      visible: true
      width: 1024
      height: 600

      color: "#161616"
      title: "Qt Quick Extras Demo"

      ValueSource {
          id: valueSource
      }

      // Dashboards are typically in a landscape orientation, so we need to ensure
      // our height is never greater than our width.
      Item {
          id: container
          width: root.width
          height: Math.min(root.width, root.height)
          anchors.centerIn: parent

          Row {
              id: gaugeRow
              spacing: container.width * 0.02
              anchors.centerIn: parent

              TurnIndicator {
                  id: leftIndicator
                  anchors.verticalCenter: parent.verticalCenter
                  width: height
                  height: container.height * 0.1 - gaugeRow.spacing

                  direction: Qt.LeftArrow
                  on: valueSource.turnSignal == Qt.LeftArrow
              }

              Item {
                  width: height
                  height: container.height * 0.25 - gaugeRow.spacing
                  anchors.verticalCenter: parent.verticalCenter

                  CircularGauge {
                      id: fuelGauge
                      value: valueSource.fuel
                      maximumValue: 1
                      y: parent.height / 2 - height / 2 - container.height * 0.01
                      width: parent.width
                      height: parent.height * 0.7

                      style: IconGaugeStyle {
                          id: fuelGaugeStyle

                          icon: "qrc:/images/fuel-icon.png"
                          minWarningColor: Qt.rgba(0.5, 0, 0, 1)

                          tickmarkLabel: Text {
                              color: "white"
                              visible: styleData.value === 0 || styleData.value === 1
                              font.pixelSize: fuelGaugeStyle.toPixels(0.225)
                              text: styleData.value === 0 ? "E" : (styleData.value === 1 ? "F" : "")
                          }
                      }
                  }

                  CircularGauge {
                      value: valueSource.temperature
                      maximumValue: 1
                      width: parent.width
                      height: parent.height * 0.7
                      y: parent.height / 2 + container.height * 0.01

                      style: IconGaugeStyle {
                          id: tempGaugeStyle

                          icon: "qrc:/images/temperature-icon.png"
                          maxWarningColor: Qt.rgba(0.5, 0, 0, 1)

                          tickmarkLabel: Text {
                              color: "white"
                              visible: styleData.value === 0 || styleData.value === 1
                              font.pixelSize: tempGaugeStyle.toPixels(0.225)
                              text: styleData.value === 0 ? "C" : (styleData.value === 1 ? "H" : "")
                          }
                      }
                  }
              }

              CircularGauge {
                  id: speedometer
                  value: valueSource.kph
                  anchors.verticalCenter: parent.verticalCenter
                  maximumValue: 280
                  // We set the width to the height, because the height will always be
                  // the more limited factor. Also, all circular controls letterbox
                  // their contents to ensure that they remain circular. However, we
                  // don't want to extra space on the left and right of our gauges,
                  // because they're laid out horizontally, and that would create
                  // large horizontal gaps between gauges on wide screens.
                  width: height
                  height: container.height * 0.5

                  style: DashboardGaugeStyle {}
              }

              CircularGauge {
                  id: tachometer
                  width: height
                  height: container.height * 0.25 - gaugeRow.spacing
                  value: valueSource.rpm
                  maximumValue: 8
                  anchors.verticalCenter: parent.verticalCenter

                  style: TachometerStyle {}
              }

              TurnIndicator {
                  id: rightIndicator
                  anchors.verticalCenter: parent.verticalCenter
                  width: height
                  height: container.height * 0.1 - gaugeRow.spacing

                  direction: Qt.RightArrow
                  on: valueSource.turnSignal == Qt.RightArrow
              }

          }
      }
  }