/***************************************************************************
**
** Copyright (C) 2014 BlackBerry Limited. All rights reserved.
** Contact: http://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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** modification, are permitted provided that the following conditions are
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**     notice, this list of conditions and the following disclaimer.
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**     the documentation and/or other materials provided with the
**     distribution.
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**     contributors may be used to endorse or promote products derived
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** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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import QtQuick 2.0
import QtQuick.Particles 2.0

Rectangle {
    id: screenMonitor
    color: "#F0EBED"

    Button {
        id:menu
        buttonWidth: parent.width
        buttonHeight: 0.1 * parent.height
        anchors.horizontalCenter: parent.horizontalCenter
        anchors.top: parent.top
        text: "Menu"
        onButtonClick: {
            heartRate.disconnectService();
            pageLoader.source="home.qml";
        }
    }

    Text {
        id: hrValue
        font.pointSize: 24; font.bold: true
        anchors.top:menu.bottom
        anchors.horizontalCenter: parent.horizontalCenter
        anchors.topMargin: 25

        color: "#3870BA"
        text: heartRate.hr
        onTextChanged: {
            if (heartRate.hr > 0 && updatei != null && heartRate.numDevices() > 0) {
                updatei.destroy()
            }
        }
    }

    Rectangle {
        id: updatei
        width: parent.width
        height: 80
        anchors.bottom: stop.top

        color: "#F0EBED"
        border.color: "#3870BA"
        border.width: 2

        Text {
            id: logi
            text: heartRate.message
            anchors.centerIn: updatei
            color: "#3870BA"
        }
    }

    Image {
        id: background
        width: 300
        height: width
        anchors.centerIn: parent
        source: "blue_heart.png"
        fillMode: Image.PreserveAspectFit
        NumberAnimation on width {
            running: heartRate.hr > 0;
            duration: heartRate.hr/60*250;
            from:300; to: 350;
            loops: Animation.Infinite;
        }

        ParticleSystem {
            id: systwo
            anchors.fill: parent

            ImageParticle {
                system: systwo
                id: cptwo
                source: "star.png"
                colorVariation: 0.4
                color: "#000000FF"
            }

            Emitter {
                //burst on click
                id: burstytwo
                system: systwo
                enabled: true
                x: 160
                y: 150
                emitRate: heartRate.hr*100
                maximumEmitted: 4000
                acceleration: AngleDirection {angleVariation: 360; magnitude: 360; }
                size: 4
                endSize: 8
                sizeVariation: 4
            }

        }

    }

    Button {
        id:stop
        buttonWidth: parent.width
        buttonHeight: 0.1*parent.height
        anchors.horizontalCenter: parent.horizontalCenter
        anchors.bottom: parent.bottom
        text: "Stop Monitoring"
        onButtonClick: {
            burstytwo.enabled = false;
            heartRate.disconnectService();
            pageLoader.source = "results.qml";
        }
    }
}