/****************************************************************************
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** Copyright (C) 2018 Pelagicore AG
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** This file is part of the QtAuto Extra Apps.
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import QtQuick 2.8
import QtQuick.Controls 2.2
import QtQuick.Layouts 1.2
import QtGraphicalEffects 1.0
import utils 1.0
import controls 1.0

import com.pelagicore.styles.neptune 3.0
import camera 0.1

PrimaryWindow {
    id: root
    readonly property var angles: [qsTr("Front"), qsTr("Rear"), qsTr("Left"), qsTr("Right")]
    property bool play: !videofeed.lastError
    property real buttonWidth: NeptuneStyle.dp(100)

    function prevCamera() {
        videofeed.angle = (videofeed.angle+3) % 4;
        camlabel.text = root.angles[videofeed.angle];
    }

    function nextCamera() {
        videofeed.angle = (videofeed.angle+1) % 4;
        camlabel.text = root.angles[videofeed.angle];
    }

    Timer {
        id: timer
        interval: 5000; running: root.play; repeat: true
        onTriggered: root.nextCamera()
    }


    Item {
        x: root.exposedRect.x
        y: root.exposedRect.y
        width: root.exposedRect.width
        height: root.exposedRect.height
        CameraStream {
            id: videofeed
            anchors.horizontalCenter: parent.horizontalCenter
            width: NeptuneStyle.dp(1280)
            height: NeptuneStyle.dp(1080)

            Row {
                id: controls
                anchors.top: parent.top
                width: 3*root.buttonWidth
                height: NeptuneStyle.dp(100)
                anchors.horizontalCenter: parent.horizontalCenter
                ToolButton {
                    width: root.buttonWidth
                    height: parent.height
                    enabled: !videofeed.lastError
                    icon.name: "ic_skipprevious"
                    icon.color: "white"
                    onClicked: root.prevCamera()
                }
                ToolButton {
                    width: root.buttonWidth
                    height: parent.height
                    enabled: !videofeed.lastError
                    icon.name: root.play ? "ic-pause" : "ic_play"
                    icon.color: "white"
                    onClicked: {
                        root.play = !root.play;
                        timer.running = root.play;
                    }
                    background: Image {
                        id: playButtonBackground
                        anchors.centerIn: parent
                        width: NeptuneStyle.dp(sourceSize.width)
                        height: NeptuneStyle.dp(sourceSize.height)
                        source: Style.symbol("ic_button-bg")
                        fillMode: Image.PreserveAspectFit
                        layer.enabled: true
                        layer.effect: ColorOverlay {
                            source: playButtonBackground
                            color: NeptuneStyle.accentColor
                        }
                    }
                }
                ToolButton {
                    width: root.buttonWidth
                    height: parent.height
                    enabled: !videofeed.lastError
                    icon.name: "ic_skipnext"
                    icon.color: "white"
                    onClicked: root.nextCamera()
                }
            }

            Label {
                anchors.centerIn: parent
                text: qsTr("No Camera")
                color: "white"
                visible: videofeed.lastError
            }

            Label {
                anchors.horizontalCenter: parent.horizontalCenter
                anchors.bottom: parent.bottom
                anchors.bottomMargin: NeptuneStyle.dp(10)

                id: camlabel
                text: root.angles[videofeed.angle]
                color: "white"
            }
        }
    }
}