Measure.qml Example File

heartrate-game/qml/Measure.qml
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import QtQuick 2.5 GamePage { id: measurePage errorMessage: deviceHandler.error infoMessage: deviceHandler.info property real __timeCounter: 0; property real __maxTimeCount: 60 property string relaxText: qsTr("Relax!\nWhen you are ready, press Start. You have %1s time to increase heartrate so much as possible.\nGood luck!").arg(__maxTimeCount) function close() { deviceHandler.stopMeasurement(); deviceHandler.disconnectService(); app.prevPage(); } function start() { if (!deviceHandler.measuring) { __timeCounter = 0; deviceHandler.startMeasurement() } } function stop() { if (deviceHandler.measuring) { deviceHandler.stopMeasurement() } app.showPage("Stats.qml") } Timer { id: measureTimer interval: 1000 running: deviceHandler.measuring repeat: true onTriggered: { __timeCounter++; if (__timeCounter >= __maxTimeCount) measurePage.stop() } } Column { anchors.centerIn: parent spacing: GameSettings.fieldHeight * 0.5 Rectangle { id: circle anchors.horizontalCenter: parent.horizontalCenter width: Math.min(measurePage.width, measurePage.height-GameSettings.fieldHeight*4) - 2*GameSettings.fieldMargin height: width radius: width*0.5 color: GameSettings.viewColor Text { id: hintText anchors.centerIn: parent anchors.verticalCenterOffset: -parent.height*0.1 horizontalAlignment: Text.AlignHCenter verticalAlignment: Text.AlignVCenter width: parent.width * 0.8 height: parent.height * 0.6 wrapMode: Text.WordWrap text: measurePage.relaxText visible: !deviceHandler.measuring color: GameSettings.textColor fontSizeMode: Text.Fit minimumPixelSize: 10 font.pixelSize: GameSettings.mediumFontSize } Text { id: text anchors.centerIn: parent anchors.verticalCenterOffset: -parent.height*0.15 font.pixelSize: parent.width * 0.45 text: deviceHandler.hr visible: deviceHandler.measuring color: GameSettings.textColor } Item { id: minMaxContainer anchors.horizontalCenter: parent.horizontalCenter width: parent.width*0.7 height: parent.height * 0.15 anchors.bottom: parent.bottom anchors.bottomMargin: parent.height*0.16 visible: deviceHandler.measuring Text { anchors.left: parent.left anchors.verticalCenter: parent.verticalCenter text: deviceHandler.minHR color: GameSettings.textColor font.pixelSize: GameSettings.hugeFontSize Text { anchors.left: parent.left anchors.bottom: parent.top font.pixelSize: parent.font.pixelSize*0.8 color: parent.color text: "MIN" } } Text { anchors.right: parent.right anchors.verticalCenter: parent.verticalCenter text: deviceHandler.maxHR color: GameSettings.textColor font.pixelSize: GameSettings.hugeFontSize Text { anchors.right: parent.right anchors.bottom: parent.top font.pixelSize: parent.font.pixelSize*0.8 color: parent.color text: "MAX" } } } Image { id: heart anchors.horizontalCenter: minMaxContainer.horizontalCenter anchors.verticalCenter: minMaxContainer.bottom width: parent.width * 0.2 height: width source: "images/heart.png" smooth: true antialiasing: true SequentialAnimation{ id: heartAnim running: deviceHandler.alive loops: Animation.Infinite alwaysRunToEnd: true PropertyAnimation { target: heart; property: "scale"; to: 1.2; duration: 500; easing.type: Easing.InQuad } PropertyAnimation { target: heart; property: "scale"; to: 1.0; duration: 500; easing.type: Easing.OutQuad } } } } Rectangle { id: timeSlider color: GameSettings.viewColor anchors.horizontalCenter: parent.horizontalCenter width: circle.width height: GameSettings.fieldHeight radius: GameSettings.buttonRadius Rectangle { height: parent.height radius: parent.radius color: GameSettings.sliderColor width: Math.min(1.0,__timeCounter / __maxTimeCount) * parent.width } Text { anchors.centerIn: parent color: "gray" text: (__maxTimeCount - __timeCounter).toFixed(0) + " s" font.pixelSize: GameSettings.bigFontSize } } } GameButton { id: startButton anchors.horizontalCenter: parent.horizontalCenter anchors.bottom: parent.bottom anchors.bottomMargin: GameSettings.fieldMargin width: circle.width height: GameSettings.fieldHeight enabled: !deviceHandler.measuring radius: GameSettings.buttonRadius onClicked: start() Text { anchors.centerIn: parent font.pixelSize: GameSettings.tinyFontSize text: qsTr("START") color: startButton.enabled ? GameSettings.textColor : GameSettings.disabledTextColor } } }

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