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/****************************************************************************
**
** Copyright (C) 2019 Luxoft Sweden AB
** Contact: https://www.qt.io/licensing/
**
** This file is part of the Neptune 3 UI.
**
** $QT_BEGIN_LICENSE:GPL-QTAS$
** Commercial License Usage
** Licensees holding valid commercial Qt Automotive Suite 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.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 or (at your option) any later version
** approved by the KDE Free Qt Foundation. The licenses are as published by
** the Free Software Foundation and appearing in the file LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
** SPDX-License-Identifier: GPL-3.0
**
****************************************************************************/
import QtQuick 2.10
import QtQuick.Controls 2.3
import QtQuick.Layouts 1.3
import QtLocation 5.9
import QtPositioning 5.9
import shared.animations 1.0
/// class that takes route segments, prepares demo from it, and produces
/// points and vehicle(arrow marker / map bearing) angle
QtObject {
id: root
// input properties
property var model
property bool active
// output properties
property var location: QtPositioning.coordinate()
property real angle: 0.0
// inner properties
property var segmentsList
property int segmentsListCurrentIdx: 0
property var path
property int pathCurrentPointIdx: 0
property var currentSegment
property int currentSegment_PathCurrentPointIdx: 0
// m/s ~ 75km/h
readonly property real speed: 20.8
onActiveChanged: {
if (active) {
if (root.model.status !== RouteModel.Ready
|| root.model.count <= 0) {
return;
}
var route = root.model.get(0);
pathCurrentPointIdx = 0;
currentSegment_PathCurrentPointIdx = 0;
segmentsListCurrentIdx = 0;
segmentsList = route.segments;
currentSegment = route.segments[0];
path = route.path;
root.location = currentSegment.path[0];
root.angle = path[0].azimuthTo(path[1]);
setNextAnimation();
} else if (movementAnimation.running) {
movementAnimation.stop()
}
}
function setNextAnimation() {
if (!root.active) {
return;
}
// suppose that it is equal to path[pathIdx]
var startPos = path[pathCurrentPointIdx];
var endPos = path[++pathCurrentPointIdx];
if (!endPos) {
// arrived;
return;
}
// segment, path inside it
if (++currentSegment_PathCurrentPointIdx >= currentSegment.path.length) {
currentSegment_PathCurrentPointIdx = 0
currentSegment = segmentsList[++segmentsListCurrentIdx];
}
// Calculate new direction
var oldDir = root.angle;
var newDir = startPos.azimuthTo(endPos);
// Calculate the duration of the animation
var azimuthDelta = Math.max(oldDir, newDir) - Math.min(oldDir, newDir);
var azimuthDeltaShifted = azimuthDelta < 180.0 ? azimuthDelta: azimuthDelta - 180.0;
movementAnimation.azimuthDt = azimuthDeltaShifted;
if (azimuthDeltaShifted < 20)
movementAnimation.rotationDuration = 500;
else if (azimuthDeltaShifted < 45)
movementAnimation.rotationDuration = 1000;
else if (azimuthDeltaShifted < 90)
movementAnimation.rotationDuration = 2000;
else if (azimuthDeltaShifted < 135)
movementAnimation.rotationDuration = 2500;
else
movementAnimation.rotationDuration = 3000;
var pathDistance = startPos.distanceTo(endPos);
// uniform motion :(
movementAnimation.coordinateDuration = pathDistance / speed * 1000;
movementAnimation.rotationDirection = newDir;
movementAnimation.targetCoordinate = endPos;
movementAnimation.start();
}
readonly property SequentialAnimation movementAnimation: SequentialAnimation{
id: movementAnimation
property real rotationDuration: 0
property real rotationDirection: 0
property real coordinateDuration: 0
property var targetCoordinate
property real azimuthDt: 0
readonly property real angleThreshold: 25.0
readonly property bool rotateInMotion: {
azimuthDt <= angleThreshold;
}
readonly property bool rotateInPlace: {
azimuthDt > angleThreshold;
}
SequentialAnimation {
RotationAnimation {
target: movementAnimation.rotateInPlace ? root : null
property: movementAnimation.rotateInPlace ? "angle" : ""
duration: movementAnimation.rotateInPlace
? movementAnimation.rotationDuration
: 0
to: movementAnimation.rotationDirection
direction: RotationAnimation.Shortest
}
ParallelAnimation {
RotationAnimation {
target: movementAnimation.rotateInMotion ? root : null
property: movementAnimation.rotateInMotion ? "angle" : ""
duration: movementAnimation.rotateInMotion
? movementAnimation.rotationDuration
: 0
to: movementAnimation.rotationDirection
direction: RotationAnimation.Shortest
}
CoordinateAnimation {
target: root
property: "location"
duration: movementAnimation.coordinateDuration
to: movementAnimation.targetCoordinate
}
}
}
onStopped: setNextAnimation()
}
}
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