/*
 * Copyright 2020,2021 Panasonic Corporation
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import QtQuick 2.14
import "qrc:/MeterEffect/"

Item {
    id: tachometer
    property real tachoValue

    readonly property real tachoValueMax: 8000
    readonly property real tachoValueMin: 0

    onTachoValueChanged: {
        limitTachoValue();
        effectRpm.angle = (0.03375 * tachoValue * Math.PI / 180) + effectRpm.angleBase;
    }

    Connections {
        target: rootItem
        onTransNormalToAdas: {
            normalToAdasAnimation.start();
        }
    }

    function limitTachoValue() {
        if (tachoValue > tachoValueMax) {
            tachoValue = tachoValueMax;
        } else if (tachoValue < tachoValueMin) {
            tachoValue = tachoValueMin;
        }
    }

    Image {
        id: rpmGuage
        source: "qrc:/Images/NormalView/METER/prm_guage.ktx"
        x: 770
        y: 200
        width: 380
        height: 382
        visible: false
    }
    ShaderEffect {
        id: effectRpm
        anchors.fill: rpmGuage
        visible: true
        blending: true
        supportsAtlasTextures: true
        property real angleBase: -pi * 3 / 4
        property real angle: -pi * 3 / 4
        property var src: ShaderEffectSource {
            sourceItem: rpmGuage
            live: false
        }

        readonly property real pi: 3.1415926535

        vertexShader: ShaderPath.guageMaskVert
        fragmentShader: ShaderPath.guageMaskFrag
    }

    Image {
        id: rpmTxt
        source: "qrc:/Images/NormalView/METER/prm_txt.png"
        x: 770
        y: 190
        width: 379
        height: 401
    }

    SequentialAnimation {
        id: normalToAdasAnimation
        onStarted: rootItem.focus = false
        PropertyAnimation {
            target: tachometer
            property: "opacity"
            duration: 330
            easing.type: Easing.Linear
            to: 0
        }
        PropertyAnimation {
            target: tachometer
            property: "visible"
            duration: 0
            to: false
        }
    }

    SequentialAnimation {
        id: mapToNormalAnimation
        onStarted: rootItem.focus = false

        PauseAnimation {
            duration: 891 + 330 + 254
        }

        PropertyAnimation {
            target: tachometer
            property: "visible"
            duration: 0
            to: true
        }

        PropertyAnimation {
            target: tachometer
            property: "opacity"
            duration: 330
            easing.type: Easing.Linear
            to: 1
        }
    }
}