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<h1 class="title">Measure.qml Example File</h1>
<span class="subtitle">heartrate-game/qml/Measure.qml</span>
<!-- $$$heartrate-game/qml/Measure.qml-description -->
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<pre class="qml">
/***************************************************************************
**
** Copyright (C) 2017 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the examples of the QtBluetooth module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:BSD$
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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
}
}
}
</pre>
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<!-- @@@heartrate-game/qml/Measure.qml -->
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