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/****************************************************************************
**
** Copyright (C) 2013 Digia Plc
** All rights reserved.
** For any questions to Digia, please use contact form at http://qt.digia.com
**
** This file is part of the QtQuick Enterprise Controls Add-on.
**
** $QT_BEGIN_LICENSE$
** Licensees holding valid Qt Commercial licenses may use this file in
** accordance with the Qt Commercial License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia.
**
** If you have questions regarding the use of this file, please use
** contact form at http://qt.digia.com
** $QT_END_LICENSE$
**
****************************************************************************/

import QtQuick 2.0

Item {
    id: valueSource
    property real kph: 0
    property real rpm: 1
    property real fuel: 0.85
    property string gear: {
        var g;
        if (kph == 0) {
            return "P";
        }
        if (kph < 30) {
            return "1";
        }
        if (kph < 50) {
            return "2";
        }
        if (kph < 80) {
            return "3";
        }
        if (kph < 120) {
            return "4";
        }
        if (kph < 160) {
            return "5";
        }
    }
    property int turnSignal: gear == "P" && !start ? randomDirection() : -1
    property real temperature: 0.6
    property bool start: true

    function randomDirection() {
        return Math.random() > 0.5 ? Qt.LeftArrow : Qt.RightArrow;
    }

    SequentialAnimation {
        running: true
        loops: 1

        // We want a small pause at the beginning, but we only want it to happen once.
        PauseAnimation {
            duration: 1000
        }

        PropertyAction {
            target: valueSource
            property: "start"
            value: false
        }

        SequentialAnimation {
            loops: Animation.Infinite

            ParallelAnimation {
                NumberAnimation {
                    target: valueSource
                    property: "kph"
                    easing.type: Easing.InOutSine
                    from: 0
                    to: 30
                    duration: 3000
                }
                NumberAnimation {
                    target: valueSource
                    property: "rpm"
                    easing.type: Easing.InOutSine
                    from: 1
                    to: 6.1
                    duration: 3000
                }
            }
            ParallelAnimation {
                // We changed gears so we lost a bit of speed.
                NumberAnimation {
                    target: valueSource
                    property: "kph"
                    easing.type: Easing.InOutSine
                    from: 30
                    to: 26
                    duration: 600
                }
                NumberAnimation {
                    target: valueSource
                    property: "rpm"
                    easing.type: Easing.InOutSine
                    from: 6
                    to: 2.4
                    duration: 600
                }
            }
            ParallelAnimation {
                NumberAnimation {
                    target: valueSource
                    property: "kph"
                    easing.type: Easing.InOutSine
                    to: 60
                    duration: 3000
                }
                NumberAnimation {
                    target: valueSource
                    property: "rpm"
                    easing.type: Easing.InOutSine
                    to: 5.6
                    duration: 3000
                }
            }
            ParallelAnimation {
                // We changed gears so we lost a bit of speed.
                NumberAnimation {
                    target: valueSource
                    property: "kph"
                    easing.type: Easing.InOutSine
                    to: 56
                    duration: 600
                }
                NumberAnimation {
                    target: valueSource
                    property: "rpm"
                    easing.type: Easing.InOutSine
                    to: 2.3
                    duration: 600
                }
            }
            ParallelAnimation {
                NumberAnimation {
                    target: valueSource
                    property: "kph"
                    easing.type: Easing.InOutSine
                    to: 100
                    duration: 3000
                }
                NumberAnimation {
                    target: valueSource
                    property: "rpm"
                    easing.type: Easing.InOutSine
                    to: 5.1
                    duration: 3000
                }
            }
            ParallelAnimation {
                // We changed gears so we lost a bit of speed.
                NumberAnimation {
                    target: valueSource
                    property: "kph"
                    easing.type: Easing.InOutSine
                    to: 96
                    duration: 600
                }
                NumberAnimation {
                    target: valueSource
                    property: "rpm"
                    easing.type: Easing.InOutSine
                    to: 2.2
                    duration: 600
                }
            }

            ParallelAnimation {
                NumberAnimation {
                    target: valueSource
                    property: "kph"
                    easing.type: Easing.InOutSine
                    to: 140
                    duration: 3000
                }
                NumberAnimation {
                    target: valueSource
                    property: "rpm"
                    easing.type: Easing.InOutSine
                    to: 6.2
                    duration: 3000
                }
            }

            // Start downshifting.

            // Fifth to fourth gear.
            ParallelAnimation {
                NumberAnimation {
                    target: valueSource
                    property: "kph"
                    easing.type: Easing.Linear
                    to: 100
                    duration: 5000
                }

                NumberAnimation {
                    target: valueSource
                    property: "rpm"
                    easing.type: Easing.InOutSine
                    to: 3.1
                    duration: 5000
                }
            }

            // Fourth to third gear.
            NumberAnimation {
                target: valueSource
                property: "rpm"
                easing.type: Easing.InOutSine
                to: 5.5
                duration: 600
            }

            ParallelAnimation {
                NumberAnimation {
                    target: valueSource
                    property: "kph"
                    easing.type: Easing.InOutSine
                    to: 60
                    duration: 5000
                }
                NumberAnimation {
                    target: valueSource
                    property: "rpm"
                    easing.type: Easing.InOutSine
                    to: 2.6
                    duration: 5000
                }
            }

            // Third to second gear.
            NumberAnimation {
                target: valueSource
                property: "rpm"
                easing.type: Easing.InOutSine
                to: 6.3
                duration: 600
            }

            ParallelAnimation {
                NumberAnimation {
                    target: valueSource
                    property: "kph"
                    easing.type: Easing.InOutSine
                    to: 30
                    duration: 5000
                }
                NumberAnimation {
                    target: valueSource
                    property: "rpm"
                    easing.type: Easing.InOutSine
                    to: 2.6
                    duration: 5000
                }
            }

            NumberAnimation {
                target: valueSource
                property: "rpm"
                easing.type: Easing.InOutSine
                to: 6.5
                duration: 600
            }

            // Second to first gear.
            ParallelAnimation {
                NumberAnimation {
                    target: valueSource
                    property: "kph"
                    easing.type: Easing.InOutSine
                    to: 0
                    duration: 5000
                }
                NumberAnimation {
                    target: valueSource
                    property: "rpm"
                    easing.type: Easing.InOutSine
                    to: 1
                    duration: 4500
                }
            }

            PauseAnimation {
                duration: 5000
            }
        }
    }
}