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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the test suite of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:GPL-EXCEPT$
** 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.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** 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.
**
** $QT_END_LICENSE$
**
****************************************************************************/
import QtQuick 2.0
import QtTest 1.0
import QtLocation 5.6
import QtPositioning 5.5
Item {
width:100
height:100
// General-purpose elements for the test:
Plugin { id: testPlugin; name: "qmlgeo.test.plugin"; allowExperimental: true }
property var coordinateList: []
property int coordinateCount: 0
property int animationDuration: 100
Map {id: map
plugin: testPlugin
width: 100
height: 100
Behavior on center {
id: centerBehavior
enabled: false
CoordinateAnimation {
id: coordinateAnimation
duration: animationDuration
}
}
onCenterChanged: {
if (!coordinateList) {
coordinateList = []
}
coordinateList[coordinateCount] = {'latitude': center.latitude, 'longitude': center.longitude}
coordinateCount++
}
}
function toMercator(coord) {
var pi = Math.PI
var lon = coord.longitude / 360.0 + 0.5;
var lat = coord.latitude;
lat = 0.5 - (Math.log(Math.tan((pi / 4.0) + (pi / 2.0) * lat / 180.0)) / pi) / 2.0;
lat = Math.max(0.0, lat);
lat = Math.min(1.0, lat);
return {'latitude': lat, 'longitude': lon};
}
TestCase {
when: windowShown
name: "CoordinateAnimation"
function test_coordinate_animation() {
coordinateList = []
coordinateCount = 0
var from = {'latitude': 58.0, 'longitude': 12.0}
var to = {'latitude': 62.0, 'longitude': 24.0}
var fromMerc = toMercator(from)
var toMerc = toMercator(to)
var delta = (toMerc.latitude - fromMerc.latitude) / (toMerc.longitude - fromMerc.longitude)
// Set from coordinate with animation disabled.
map.center = QtPositioning.coordinate(from.latitude, from.longitude)
// Expect only one update
compare(coordinateList.length, 1)
// Set to coordinate with animation enabled
centerBehavior.enabled = true
map.center = QtPositioning.coordinate(to.latitude, to.longitude)
wait(animationDuration)
tryCompare(coordinateAnimation,"running",false)
//check correct start position
compare(coordinateList[0].latitude, from.latitude)
compare(coordinateList[0].longitude, from.longitude)
//check correct end position
compare(coordinateList[coordinateList.length - 1].latitude, to.latitude)
compare(coordinateList[coordinateList.length - 1].longitude, to.longitude)
var i
var lastLatitude
for (i in coordinateList) {
var coordinate = coordinateList[i]
var mercCoordinate = toMercator(coordinate)
//check that coordinates from the animation is along a straight line between from and to
var estimatedLatitude = fromMerc.latitude + (mercCoordinate.longitude - fromMerc.longitude) * delta
verify(mercCoordinate.latitude - estimatedLatitude < 0.00000000001);
//check that each step has moved in the right direction
if (lastLatitude) {
verify(coordinate.latitude > lastLatitude)
}
lastLatitude = coordinate.latitude
}
}
}
}
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