1 | /**************************************************************************** |
2 | ** |
3 | ** Copyright (C) 2015 The Qt Company Ltd. |
4 | ** Contact: http://www.qt.io/licensing/ |
5 | ** |
6 | ** This file is part of the QtLocation module of the Qt Toolkit. |
7 | ** |
8 | ** $QT_BEGIN_LICENSE:LGPL3$ |
9 | ** Commercial License Usage |
10 | ** Licensees holding valid commercial Qt licenses may use this file in |
11 | ** accordance with the commercial license agreement provided with the |
12 | ** Software or, alternatively, in accordance with the terms contained in |
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15 | ** information use the contact form at http://www.qt.io/contact-us. |
16 | ** |
17 | ** GNU Lesser General Public License Usage |
18 | ** Alternatively, this file may be used under the terms of the GNU Lesser |
19 | ** General Public License version 3 as published by the Free Software |
20 | ** Foundation and appearing in the file LICENSE.LGPLv3 included in the |
21 | ** packaging of this file. Please review the following information to |
22 | ** ensure the GNU Lesser General Public License version 3 requirements |
23 | ** will be met: https://www.gnu.org/licenses/lgpl.html. |
24 | ** |
25 | ** GNU General Public License Usage |
26 | ** Alternatively, this file may be used under the terms of the GNU |
27 | ** General Public License version 2.0 or later as published by the Free |
28 | ** Software Foundation and appearing in the file LICENSE.GPL included in |
29 | ** the packaging of this file. Please review the following information to |
30 | ** ensure the GNU General Public License version 2.0 requirements will be |
31 | ** met: http://www.gnu.org/licenses/gpl-2.0.html. |
32 | ** |
33 | ** $QT_END_LICENSE$ |
34 | ** |
35 | ****************************************************************************/ |
36 | |
37 | #include "locationvaluetypehelper_p.h" |
38 | #include <QVariantMap> |
39 | #include <QtQml/QQmlInfo> |
40 | #include <private/qqmlengine_p.h> |
41 | #include <private/qv4scopedvalue_p.h> |
42 | #include <private/qv4arrayobject_p.h> |
43 | |
44 | |
45 | QGeoCoordinate parseCoordinate(const QJSValue &value, bool *ok) |
46 | { |
47 | QGeoCoordinate c; |
48 | if (ok) |
49 | *ok = false; |
50 | |
51 | if (value.isObject()) { |
52 | if (value.hasProperty(QStringLiteral("latitude" ))) |
53 | c.setLatitude(value.property(QStringLiteral("latitude" )).toNumber()); |
54 | if (value.hasProperty(QStringLiteral("longitude" ))) |
55 | c.setLongitude(value.property(QStringLiteral("longitude" )).toNumber()); |
56 | if (value.hasProperty(QStringLiteral("altitude" ))) |
57 | c.setAltitude(value.property(QStringLiteral("altitude" )).toNumber()); |
58 | |
59 | if (ok) |
60 | *ok = true; |
61 | } |
62 | |
63 | return c; |
64 | } |
65 | |
66 | QGeoCoordinate parseCoordinate(const QVariant &value, bool *ok) |
67 | { |
68 | QGeoCoordinate c; |
69 | if (ok) |
70 | *ok = false; |
71 | |
72 | if (value.canConvert<QGeoCoordinate>()) { |
73 | c = value.value<QGeoCoordinate>(); |
74 | if (ok) |
75 | *ok = true; |
76 | } else if (value.type() == QVariant::Map) { |
77 | const QVariantMap &map = value.toMap(); |
78 | |
79 | if (map.contains(QStringLiteral("latitude" ))) |
80 | c.setLatitude(map.value(QStringLiteral("latitude" )).toDouble()); |
81 | if (map.contains(QStringLiteral("longitude" ))) |
82 | c.setLongitude(map.value(QStringLiteral("longitude" )).toDouble()); |
83 | if (map.contains(QStringLiteral("altitude" ))) |
84 | c.setAltitude(map.value(QStringLiteral("altitude" )).toDouble()); |
85 | |
86 | if (ok) |
87 | *ok = c.isValid(); // Not considering the case where the map is valid but containing NaNs. |
88 | } |
89 | |
90 | return c; |
91 | } |
92 | |
93 | QGeoRectangle parseRectangle(const QJSValue &value, bool *ok) |
94 | { |
95 | QGeoRectangle r; |
96 | |
97 | *ok = false; |
98 | |
99 | if (value.isObject()) { |
100 | if (value.hasProperty(QStringLiteral("bottomLeft" ))) { |
101 | QGeoCoordinate c = parseCoordinate(value: value.property(QStringLiteral("bottomLeft" )), ok); |
102 | if (*ok) |
103 | r.setBottomLeft(c); |
104 | } |
105 | if (value.hasProperty(QStringLiteral("bottomRight" ))) { |
106 | QGeoCoordinate c = parseCoordinate(value: value.property(QStringLiteral("bottomRight" )), ok); |
107 | if (*ok) |
108 | r.setBottomRight(c); |
109 | } |
110 | if (value.hasProperty(QStringLiteral("topLeft" ))) { |
111 | QGeoCoordinate c = parseCoordinate(value: value.property(QStringLiteral("topLeft" )), ok); |
112 | if (*ok) |
113 | r.setTopLeft(c); |
114 | } |
115 | if (value.hasProperty(QStringLiteral("topRight" ))) { |
116 | QGeoCoordinate c = parseCoordinate(value: value.property(QStringLiteral("topRight" )), ok); |
117 | if (*ok) |
118 | r.setTopRight(c); |
119 | } |
120 | if (value.hasProperty(QStringLiteral("center" ))) { |
121 | QGeoCoordinate c = parseCoordinate(value: value.property(QStringLiteral("center" )), ok); |
122 | if (*ok) |
123 | r.setCenter(c); |
124 | } |
125 | if (value.hasProperty(QStringLiteral("height" ))) |
126 | r.setHeight(value.property(QStringLiteral("height" )).toNumber()); |
127 | if (value.hasProperty(QStringLiteral("width" ))) |
128 | r.setWidth(value.property(QStringLiteral("width" )).toNumber()); |
129 | } |
130 | |
131 | return r; |
132 | } |
133 | |
134 | QGeoCircle parseCircle(const QJSValue &value, bool *ok) |
135 | { |
136 | QGeoCircle c; |
137 | |
138 | *ok = false; |
139 | |
140 | if (value.isObject()) { |
141 | if (value.hasProperty(QStringLiteral("center" ))) { |
142 | QGeoCoordinate coord = parseCoordinate(value: value.property(QStringLiteral("center" )), ok); |
143 | if (*ok) |
144 | c.setCenter(coord); |
145 | } |
146 | if (value.hasProperty(QStringLiteral("radius" ))) |
147 | c.setRadius(value.property(QStringLiteral("radius" )).toNumber()); |
148 | } |
149 | |
150 | return c; |
151 | } |
152 | |
153 | QJSValue fromList(const QObject *object, const QList<QGeoCoordinate> &list) |
154 | { |
155 | QQmlContext *context = QQmlEngine::contextForObject(object); |
156 | QQmlEngine *engine = context->engine(); |
157 | QV4::ExecutionEngine *v4 = QQmlEnginePrivate::getV4Engine(e: engine); |
158 | |
159 | QV4::Scope scope(v4); |
160 | QV4::Scoped<QV4::ArrayObject> pathArray(scope, v4->newArrayObject(count: list.length())); |
161 | int i = 0; |
162 | for (const auto &val : list) { |
163 | QV4::ScopedValue cv(scope, v4->fromVariant(QVariant::fromValue(value: val))); |
164 | pathArray->put(idx: i++, v: cv); |
165 | } |
166 | |
167 | return QJSValue(v4, pathArray.asReturnedValue()); |
168 | } |
169 | |
170 | QList<QGeoCoordinate> toList(const QObject *object, const QJSValue &value) |
171 | { |
172 | if (!value.isArray()) |
173 | return {}; |
174 | |
175 | QList<QGeoCoordinate> pathList; |
176 | quint32 length = value.property(QStringLiteral("length" )).toUInt(); |
177 | for (quint32 i = 0; i < length; ++i) { |
178 | bool ok; |
179 | QGeoCoordinate c = parseCoordinate(value: value.property(arrayIndex: i), ok: &ok); |
180 | |
181 | if (!ok || !c.isValid()) { |
182 | qmlWarning(me: object) << "Unsupported path type" ; |
183 | return {}; |
184 | } |
185 | |
186 | pathList.append(t: c); |
187 | } |
188 | |
189 | return pathList; |
190 | } |
191 | |