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Diffstat (limited to 'examples/location/geojson_viewer/GeoJsonDelegateMapObject.qml')
| -rw-r--r-- | examples/location/geojson_viewer/GeoJsonDelegateMapObject.qml | 152 |
1 files changed, 152 insertions, 0 deletions
diff --git a/examples/location/geojson_viewer/GeoJsonDelegateMapObject.qml b/examples/location/geojson_viewer/GeoJsonDelegateMapObject.qml new file mode 100644 index 00000000..d1a144c8 --- /dev/null +++ b/examples/location/geojson_viewer/GeoJsonDelegateMapObject.qml @@ -0,0 +1,152 @@ +/**************************************************************************** +** +** Copyright (C) 2020 Paolo Angelelli <paolo.angelelli@gmail.com> +** Copyright (C) 2020 The Qt Company Ltd. +** 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 2.12 +import QtPositioning 5.12 +import Qt.labs.location 1.0 +import Qt.labs.qmlmodels 1.0 + +DelegateChooser { + id: dc + role: "type" + property color defaultColor: "grey" + + DelegateChoice { + roleValue: "Point" + delegate: MapCircleObject { + property string geojsonType: "Point" + property var props: modelData.properties + geoShape: modelData.data + radius: 20*1000 + border.width: 3 + /* The expression below is equivalent to: + ((props !== undefined && props["color"] !== undefined) ? props["color"] : + ((parent && parent.props !== undefined && parent.props["color"] !== undefined) ? parent.props["color"] : dc.defaultColor)) + */ + color: (props && props.color) || (parent && parent.props && parent.props.color) || dc.defaultColor + } + } + + DelegateChoice { + roleValue: "LineString" + delegate: MapPolylineObject { + property string geojsonType: "LineString" + property var props: modelData.properties + geoShape: modelData.data + line.width: 4 + line.color: (props && props.color) || (parent && parent.props && parent.props.color) || dc.defaultColor + } + } + + DelegateChoice { + roleValue: "Polygon" + delegate: MapPolygonObject { + property string geojsonType: "Polygon" + property var props: modelData.properties + geoShape: modelData.data + color: (props && props.color) || (parent && parent.props && parent.props.color) || dc.defaultColor + border.width: 4 + border.color: 'black' + } + } + + DelegateChoice { + roleValue: "MultiPoint" + delegate: MapObjectView { + property string geojsonType: "MultiPoint" + property var props: modelData.properties + model: modelData.data + delegate: dc + } + } + + DelegateChoice { + roleValue: "MultiLineString" + delegate: MapObjectView { + property string geojsonType: "MultiLineString" + property var props: modelData.properties + model: modelData.data + delegate: dc + } + } + + DelegateChoice { + roleValue: "MultiPolygon" + delegate: MapObjectView { + property string geojsonType: "MultiPolygon" + property var props: modelData.properties + model: modelData.data + delegate: dc + } + } + + DelegateChoice { + roleValue: "GeometryCollection" + delegate: MapObjectView { + property string geojsonType: "GeometryCollection" + property var props: modelData.properties + model: modelData.data + delegate: dc + } + } + + // Features are explicitly not generated by the parser, but converted straight to their content + the properties. + + DelegateChoice { + roleValue: "FeatureCollection" + delegate: MapObjectView { + property string geojsonType: "FeatureCollection" + property var props: modelData.properties + model: modelData.data + delegate: dc + } + } +} |