/******************************************************************************
**
** Copyright (C) 2020 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the Qt Quick Ultralite module.
**
** $QT_BEGIN_LICENSE:COMM$
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see http://www.qt.io/terms-conditions. For further
** information use the contact form at http://www.qt.io/contact-us.
**
** $QT_END_LICENSE$
**
******************************************************************************/
import QtQuick 2.15
import QtQuickUltralite.Extras 2.0

Column {
    id: root

    property int rpm: 10000
    property int rpmAnimationTime: 1000
    Behavior on rpm { NumberAnimation { duration: rpmAnimationTime } }

    readonly property int changeOpacityAnimationDuration: 250
    spacing: -43

    readonly property ListModel tachoElements: ListModel {
        id: tachoImagesModel
        ListElement {
            xPos: 95
            img: "images/tacho/1.png";
        }
        ListElement {
            xPos: 66
            img: "images/tacho/2.png";
        }
        ListElement {
            xPos: 37
            img: "images/tacho/3.png";
        }
        ListElement {
            xPos: 13
            img: "images/tacho/4.png";
        }
        ListElement {
            xPos: 2
            img: "images/tacho/5.png";
        }
        ListElement {
            xPos: 0
            img: "images/tacho/6.png";
        }
        ListElement {
            xPos: 0
            img: "images/tacho/6.png";
        }
        ListElement {
            xPos: 0
            img: "images/tacho/6.png";
        }
        ListElement {
            xPos: 0
            img: "images/tacho/6.png";
        }
        ListElement {
            xPos: 0
            img: "images/tacho/6.png";
        }
        ListElement {
            xPos: 0
            img: "images/tacho/6.png";
        }
        ListElement {
            xPos: 2
            img: "images/tacho/5.png";
        }
        ListElement {
            xPos: 13
            img: "images/tacho/4.png";
        }
        ListElement {
            xPos: 37
            img: "images/tacho/3.png";
        }
        ListElement {
            xPos: 66
            img: "images/tacho/2.png";
        }
        ListElement {
            xPos: 95
            img: "images/tacho/1.png";
        }
    }

    Repeater {
        id: tachoImages
        model: tachoElements

        ColorizedImage {
            id: img
            source: model.img
            x: model.xPos
            opacity: (tachoElements.count - index) * 1000 <= root.rpm ? 1 : 0
            color: index<=2 ? Style.pureRed : Style.white

            transform: Scale {
                yScale: index<5 ? -1 : 1
                origin.x: img.implicitWidth / 2
                origin.y: img.implicitHeight / 2
            }
            Behavior on opacity {
                NumberAnimation{
                    duration: changeOpacityAnimationDuration
                }
            }
        }
    }
}