Qt 5.7 | Qt Quick Extras | Qt Quick Extras - Dashboard | dashboard.qml Example File

Qt 5.7.1 Reference Documentation

# dashboard.qml Example File

dashboard/qml/dashboard.qml

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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
                  }

              }
          }
      }