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+/****************************************************************************
+**
+** Copyright (C) 2016 The Qt Company Ltd.
+** Copyright (C) 2018 Konsulko Group
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the examples of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:BSD$
+** 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 https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** BSD License Usage
+** Alternatively, you may use this file under the terms of the BSD license
+** as follows:
+**
+** "Redistribution and use in source and binary forms, with or without
+** modification, are permitted provided that the following conditions are
+** met:
+** * Redistributions of source code must retain the above copyright
+** notice, this list of conditions and the following disclaimer.
+** * Redistributions in binary form must reproduce the above copyright
+** notice, this list of conditions and the following disclaimer in
+** the documentation and/or other materials provided with the
+** distribution.
+** * Neither the name of The Qt Company Ltd nor the names of its
+** contributors may be used to endorse or promote products derived
+** from this software without specific prior written permission.
+**
+**
+** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+import QtQuick 2.2
+Item {
+ id: valueSource
+ property real kph: 0
+ property real rpm: 1
+ property real fuel: 0.85
+ property string gear: {
+ var g;
+ 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 string prindle: {
+ var g;
+ if (kph > 0) {
+ return "D";
+ }
+ return "P";
+ }
+ property int turnSignal: prindle == "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
+ }
+ }
+
+ // Slow down a bit
+ ParallelAnimation {
+ NumberAnimation {
+ target: valueSource
+ property: "kph"
+ easing.type: Easing.InOutSine
+ to: 115
+ duration: 6000
+ }
+ NumberAnimation {
+ target: valueSource
+ property: "rpm"
+ easing.type: Easing.InOutSine
+ to: 5.5
+ duration: 6000
+ }
+ }
+
+ // Cruise for a while
+ ParallelAnimation {
+ NumberAnimation {
+ target: valueSource
+ property: "kph"
+ easing.type: Easing.InOutSine
+ to: 110
+ duration: 10000
+ }
+ NumberAnimation {
+ target: valueSource
+ property: "rpm"
+ easing.type: Easing.InOutSine
+ to: 5.2
+ duration: 10000
+ }
+ }
+ ParallelAnimation {
+ NumberAnimation {
+ target: valueSource
+ property: "kph"
+ easing.type: Easing.InOutSine
+ to: 115
+ duration: 10000
+ }
+ NumberAnimation {
+ target: valueSource
+ property: "rpm"
+ easing.type: Easing.InOutSine
+ to: 5.5
+ duration: 10000
+ }
+ }
+
+ // 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
+ }
+ }
+ }
+}