860 lines
25 KiB
JavaScript
860 lines
25 KiB
JavaScript
/**
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* @module ol/format/GPX
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*/
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import Feature from '../Feature.js';
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import {includes} from '../array.js';
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import {transformWithOptions} from './Feature.js';
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import XMLFeature from './XMLFeature.js';
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import {readString, readDecimal, readNonNegativeInteger, readDateTime, writeStringTextNode, writeNonNegativeIntegerTextNode, writeDecimalTextNode, writeDateTimeTextNode} from './xsd.js';
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import GeometryLayout from '../geom/GeometryLayout.js';
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import GeometryType from '../geom/GeometryType.js';
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import LineString from '../geom/LineString.js';
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import MultiLineString from '../geom/MultiLineString.js';
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import Point from '../geom/Point.js';
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import {get as getProjection} from '../proj.js';
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import {createElementNS, makeArrayPusher, makeArraySerializer, makeChildAppender,
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makeObjectPropertySetter, makeSequence, makeSimpleNodeFactory, makeStructureNS,
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OBJECT_PROPERTY_NODE_FACTORY, parseNode, pushParseAndPop, pushSerializeAndPop,
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XML_SCHEMA_INSTANCE_URI} from '../xml.js';
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/**
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* @const
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* @type {Array<null|string>}
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*/
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const NAMESPACE_URIS = [
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null,
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'http://www.topografix.com/GPX/1/0',
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'http://www.topografix.com/GPX/1/1'
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];
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/**
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* @const
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* @type {string}
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*/
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const SCHEMA_LOCATION = 'http://www.topografix.com/GPX/1/1 ' +
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'http://www.topografix.com/GPX/1/1/gpx.xsd';
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/**
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* @const
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* @type {Object<string, function(Node, Array<*>): (Feature|undefined)>}
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*/
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const FEATURE_READER = {
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'rte': readRte,
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'trk': readTrk,
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'wpt': readWpt
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};
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/**
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* @const
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* @type {Object<string, Object<string, import("../xml.js").Parser>>}
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*/
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const GPX_PARSERS = makeStructureNS(
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NAMESPACE_URIS, {
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'rte': makeArrayPusher(readRte),
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'trk': makeArrayPusher(readTrk),
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'wpt': makeArrayPusher(readWpt)
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});
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/**
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* @const
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* @type {Object<string, Object<string, import("../xml.js").Parser>>}
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*/
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const LINK_PARSERS = makeStructureNS(
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NAMESPACE_URIS, {
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'text': makeObjectPropertySetter(readString, 'linkText'),
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'type': makeObjectPropertySetter(readString, 'linkType')
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});
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/**
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* @const
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* @type {Object<string, Object<string, import("../xml.js").Serializer>>}
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*/
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const GPX_SERIALIZERS = makeStructureNS(
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NAMESPACE_URIS, {
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'rte': makeChildAppender(writeRte),
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'trk': makeChildAppender(writeTrk),
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'wpt': makeChildAppender(writeWpt)
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});
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/**
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* @typedef {Object} Options
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* @property {function(Feature, Node)} [readExtensions] Callback function
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* to process `extensions` nodes. To prevent memory leaks, this callback function must
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* not store any references to the node. Note that the `extensions`
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* node is not allowed in GPX 1.0. Moreover, only `extensions`
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* nodes from `wpt`, `rte` and `trk` can be processed, as those are
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* directly mapped to a feature.
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*/
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/**
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* @typedef {Object} LayoutOptions
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* @property {boolean} [hasZ]
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* @property {boolean} [hasM]
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*/
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/**
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* @classdesc
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* Feature format for reading and writing data in the GPX format.
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*
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* Note that {@link module:ol/format/GPX~GPX#readFeature} only reads the first
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* feature of the source.
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*
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* When reading, routes (`<rte>`) are converted into LineString geometries, and
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* tracks (`<trk>`) into MultiLineString. Any properties on route and track
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* waypoints are ignored.
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*
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* When writing, LineString geometries are output as routes (`<rte>`), and
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* MultiLineString as tracks (`<trk>`).
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*
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* @api
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*/
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class GPX extends XMLFeature {
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/**
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* @param {Options=} opt_options Options.
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*/
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constructor(opt_options) {
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super();
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const options = opt_options ? opt_options : {};
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/**
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* @inheritDoc
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*/
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this.dataProjection = getProjection('EPSG:4326');
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/**
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* @type {function(Feature, Node): void|undefined}
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* @private
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*/
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this.readExtensions_ = options.readExtensions;
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}
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/**
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* @param {Array<Feature>} features List of features.
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* @private
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*/
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handleReadExtensions_(features) {
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if (!features) {
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features = [];
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}
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for (let i = 0, ii = features.length; i < ii; ++i) {
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const feature = features[i];
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if (this.readExtensions_) {
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const extensionsNode = feature.get('extensionsNode_') || null;
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this.readExtensions_(feature, extensionsNode);
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}
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feature.set('extensionsNode_', undefined);
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}
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}
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/**
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* @inheritDoc
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*/
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readFeatureFromNode(node, opt_options) {
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if (!includes(NAMESPACE_URIS, node.namespaceURI)) {
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return null;
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}
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const featureReader = FEATURE_READER[node.localName];
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if (!featureReader) {
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return null;
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}
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const feature = featureReader(node, [this.getReadOptions(node, opt_options)]);
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if (!feature) {
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return null;
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}
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this.handleReadExtensions_([feature]);
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return feature;
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}
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/**
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* @inheritDoc
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*/
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readFeaturesFromNode(node, opt_options) {
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if (!includes(NAMESPACE_URIS, node.namespaceURI)) {
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return [];
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}
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if (node.localName == 'gpx') {
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/** @type {Array<Feature>} */
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const features = pushParseAndPop([], GPX_PARSERS,
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node, [this.getReadOptions(node, opt_options)]);
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if (features) {
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this.handleReadExtensions_(features);
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return features;
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} else {
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return [];
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}
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}
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return [];
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}
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/**
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* Encode an array of features in the GPX format as an XML node.
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* LineString geometries are output as routes (`<rte>`), and MultiLineString
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* as tracks (`<trk>`).
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*
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* @param {Array<Feature>} features Features.
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* @param {import("./Feature.js").WriteOptions=} opt_options Options.
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* @return {Node} Node.
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* @override
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* @api
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*/
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writeFeaturesNode(features, opt_options) {
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opt_options = this.adaptOptions(opt_options);
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//FIXME Serialize metadata
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const gpx = createElementNS('http://www.topografix.com/GPX/1/1', 'gpx');
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const xmlnsUri = 'http://www.w3.org/2000/xmlns/';
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gpx.setAttributeNS(xmlnsUri, 'xmlns:xsi', XML_SCHEMA_INSTANCE_URI);
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gpx.setAttributeNS(XML_SCHEMA_INSTANCE_URI, 'xsi:schemaLocation', SCHEMA_LOCATION);
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gpx.setAttribute('version', '1.1');
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gpx.setAttribute('creator', 'OpenLayers');
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pushSerializeAndPop(/** @type {import("../xml.js").NodeStackItem} */
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({node: gpx}), GPX_SERIALIZERS, GPX_NODE_FACTORY, features, [opt_options]);
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return gpx;
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}
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}
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/**
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* @const
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* @type {Object<string, Object<string, import("../xml.js").Parser>>}
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*/
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const RTE_PARSERS = makeStructureNS(
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NAMESPACE_URIS, {
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'name': makeObjectPropertySetter(readString),
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'cmt': makeObjectPropertySetter(readString),
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'desc': makeObjectPropertySetter(readString),
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'src': makeObjectPropertySetter(readString),
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'link': parseLink,
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'number': makeObjectPropertySetter(readNonNegativeInteger),
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'extensions': parseExtensions,
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'type': makeObjectPropertySetter(readString),
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'rtept': parseRtePt
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});
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/**
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* @const
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* @type {Object<string, Object<string, import("../xml.js").Parser>>}
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*/
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const RTEPT_PARSERS = makeStructureNS(
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NAMESPACE_URIS, {
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'ele': makeObjectPropertySetter(readDecimal),
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'time': makeObjectPropertySetter(readDateTime)
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});
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/**
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* @const
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* @type {Object<string, Object<string, import("../xml.js").Parser>>}
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*/
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const TRK_PARSERS = makeStructureNS(
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NAMESPACE_URIS, {
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'name': makeObjectPropertySetter(readString),
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'cmt': makeObjectPropertySetter(readString),
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'desc': makeObjectPropertySetter(readString),
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'src': makeObjectPropertySetter(readString),
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'link': parseLink,
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'number': makeObjectPropertySetter(readNonNegativeInteger),
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'type': makeObjectPropertySetter(readString),
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'extensions': parseExtensions,
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'trkseg': parseTrkSeg
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});
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/**
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* @const
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* @type {Object<string, Object<string, import("../xml.js").Parser>>}
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*/
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const TRKSEG_PARSERS = makeStructureNS(
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NAMESPACE_URIS, {
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'trkpt': parseTrkPt
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});
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/**
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* @const
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* @type {Object<string, Object<string, import("../xml.js").Parser>>}
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*/
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const TRKPT_PARSERS = makeStructureNS(
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NAMESPACE_URIS, {
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'ele': makeObjectPropertySetter(readDecimal),
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'time': makeObjectPropertySetter(readDateTime)
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});
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/**
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* @const
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* @type {Object<string, Object<string, import("../xml.js").Parser>>}
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*/
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const WPT_PARSERS = makeStructureNS(
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NAMESPACE_URIS, {
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'ele': makeObjectPropertySetter(readDecimal),
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'time': makeObjectPropertySetter(readDateTime),
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'magvar': makeObjectPropertySetter(readDecimal),
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'geoidheight': makeObjectPropertySetter(readDecimal),
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'name': makeObjectPropertySetter(readString),
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'cmt': makeObjectPropertySetter(readString),
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'desc': makeObjectPropertySetter(readString),
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'src': makeObjectPropertySetter(readString),
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'link': parseLink,
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'sym': makeObjectPropertySetter(readString),
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'type': makeObjectPropertySetter(readString),
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'fix': makeObjectPropertySetter(readString),
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'sat': makeObjectPropertySetter(readNonNegativeInteger),
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'hdop': makeObjectPropertySetter(readDecimal),
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'vdop': makeObjectPropertySetter(readDecimal),
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'pdop': makeObjectPropertySetter(readDecimal),
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'ageofdgpsdata': makeObjectPropertySetter(readDecimal),
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'dgpsid': makeObjectPropertySetter(readNonNegativeInteger),
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'extensions': parseExtensions
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});
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/**
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* @const
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* @type {Array<string>}
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*/
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const LINK_SEQUENCE = ['text', 'type'];
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/**
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* @const
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* @type {Object<string, Object<string, import("../xml.js").Serializer>>}
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*/
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const LINK_SERIALIZERS = makeStructureNS(
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NAMESPACE_URIS, {
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'text': makeChildAppender(writeStringTextNode),
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'type': makeChildAppender(writeStringTextNode)
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});
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/**
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* @const
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* @type {Object<string, Array<string>>}
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*/
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const RTE_SEQUENCE = makeStructureNS(
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NAMESPACE_URIS, [
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'name', 'cmt', 'desc', 'src', 'link', 'number', 'type', 'rtept'
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]);
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/**
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* @const
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* @type {Object<string, Object<string, import("../xml.js").Serializer>>}
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*/
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const RTE_SERIALIZERS = makeStructureNS(
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NAMESPACE_URIS, {
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'name': makeChildAppender(writeStringTextNode),
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'cmt': makeChildAppender(writeStringTextNode),
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'desc': makeChildAppender(writeStringTextNode),
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'src': makeChildAppender(writeStringTextNode),
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'link': makeChildAppender(writeLink),
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'number': makeChildAppender(writeNonNegativeIntegerTextNode),
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'type': makeChildAppender(writeStringTextNode),
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'rtept': makeArraySerializer(makeChildAppender(writeWptType))
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});
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/**
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* @const
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* @type {Object<string, Array<string>>}
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*/
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const RTEPT_TYPE_SEQUENCE = makeStructureNS(
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NAMESPACE_URIS, [
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'ele', 'time'
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]);
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/**
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* @const
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* @type {Object<string, Array<string>>}
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*/
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const TRK_SEQUENCE = makeStructureNS(
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NAMESPACE_URIS, [
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'name', 'cmt', 'desc', 'src', 'link', 'number', 'type', 'trkseg'
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]);
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/**
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* @const
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* @type {Object<string, Object<string, import("../xml.js").Serializer>>}
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*/
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const TRK_SERIALIZERS = makeStructureNS(
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NAMESPACE_URIS, {
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'name': makeChildAppender(writeStringTextNode),
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'cmt': makeChildAppender(writeStringTextNode),
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'desc': makeChildAppender(writeStringTextNode),
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'src': makeChildAppender(writeStringTextNode),
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'link': makeChildAppender(writeLink),
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'number': makeChildAppender(writeNonNegativeIntegerTextNode),
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'type': makeChildAppender(writeStringTextNode),
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'trkseg': makeArraySerializer(makeChildAppender(writeTrkSeg))
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});
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/**
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* @const
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* @type {function(*, Array<*>, string=): (Node|undefined)}
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*/
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const TRKSEG_NODE_FACTORY = makeSimpleNodeFactory('trkpt');
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/**
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* @const
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* @type {Object<string, Object<string, import("../xml.js").Serializer>>}
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*/
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const TRKSEG_SERIALIZERS = makeStructureNS(
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NAMESPACE_URIS, {
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'trkpt': makeChildAppender(writeWptType)
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});
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/**
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* @const
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* @type {Object<string, Array<string>>}
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*/
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const WPT_TYPE_SEQUENCE = makeStructureNS(
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NAMESPACE_URIS, [
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'ele', 'time', 'magvar', 'geoidheight', 'name', 'cmt', 'desc', 'src',
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'link', 'sym', 'type', 'fix', 'sat', 'hdop', 'vdop', 'pdop',
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'ageofdgpsdata', 'dgpsid'
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]);
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/**
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* @const
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* @type {Object<string, Object<string, import("../xml.js").Serializer>>}
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*/
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const WPT_TYPE_SERIALIZERS = makeStructureNS(
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NAMESPACE_URIS, {
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'ele': makeChildAppender(writeDecimalTextNode),
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'time': makeChildAppender(writeDateTimeTextNode),
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'magvar': makeChildAppender(writeDecimalTextNode),
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'geoidheight': makeChildAppender(writeDecimalTextNode),
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'name': makeChildAppender(writeStringTextNode),
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'cmt': makeChildAppender(writeStringTextNode),
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'desc': makeChildAppender(writeStringTextNode),
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'src': makeChildAppender(writeStringTextNode),
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'link': makeChildAppender(writeLink),
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'sym': makeChildAppender(writeStringTextNode),
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'type': makeChildAppender(writeStringTextNode),
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'fix': makeChildAppender(writeStringTextNode),
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'sat': makeChildAppender(writeNonNegativeIntegerTextNode),
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'hdop': makeChildAppender(writeDecimalTextNode),
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'vdop': makeChildAppender(writeDecimalTextNode),
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'pdop': makeChildAppender(writeDecimalTextNode),
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'ageofdgpsdata': makeChildAppender(writeDecimalTextNode),
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'dgpsid': makeChildAppender(writeNonNegativeIntegerTextNode)
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});
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/**
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* @const
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* @type {Object<string, string>}
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*/
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const GEOMETRY_TYPE_TO_NODENAME = {
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'Point': 'wpt',
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'LineString': 'rte',
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'MultiLineString': 'trk'
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};
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/**
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* @param {*} value Value.
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* @param {Array<*>} objectStack Object stack.
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* @param {string=} opt_nodeName Node name.
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* @return {Node|undefined} Node.
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*/
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function GPX_NODE_FACTORY(value, objectStack, opt_nodeName) {
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const geometry = /** @type {Feature} */ (value).getGeometry();
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if (geometry) {
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const nodeName = GEOMETRY_TYPE_TO_NODENAME[geometry.getType()];
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if (nodeName) {
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const parentNode = objectStack[objectStack.length - 1].node;
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return createElementNS(parentNode.namespaceURI, nodeName);
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}
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}
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}
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/**
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* @param {Array<number>} flatCoordinates Flat coordinates.
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* @param {LayoutOptions} layoutOptions Layout options.
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* @param {Element} node Node.
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* @param {!Object} values Values.
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* @return {Array<number>} Flat coordinates.
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*/
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function appendCoordinate(flatCoordinates, layoutOptions, node, values) {
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flatCoordinates.push(
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parseFloat(node.getAttribute('lon')),
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parseFloat(node.getAttribute('lat')));
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if ('ele' in values) {
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flatCoordinates.push(/** @type {number} */ (values['ele']));
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delete values['ele'];
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layoutOptions.hasZ = true;
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} else {
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flatCoordinates.push(0);
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}
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if ('time' in values) {
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flatCoordinates.push(/** @type {number} */ (values['time']));
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delete values['time'];
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layoutOptions.hasM = true;
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} else {
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flatCoordinates.push(0);
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}
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return flatCoordinates;
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}
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/**
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* Choose GeometryLayout based on flags in layoutOptions and adjust flatCoordinates
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* and ends arrays by shrinking them accordingly (removing unused zero entries).
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*
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* @param {LayoutOptions} layoutOptions Layout options.
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* @param {Array<number>} flatCoordinates Flat coordinates.
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* @param {Array<number>=} ends Ends.
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* @return {GeometryLayout} Layout.
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*/
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function applyLayoutOptions(layoutOptions, flatCoordinates, ends) {
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let layout = GeometryLayout.XY;
|
|
let stride = 2;
|
|
if (layoutOptions.hasZ && layoutOptions.hasM) {
|
|
layout = GeometryLayout.XYZM;
|
|
stride = 4;
|
|
} else if (layoutOptions.hasZ) {
|
|
layout = GeometryLayout.XYZ;
|
|
stride = 3;
|
|
} else if (layoutOptions.hasM) {
|
|
layout = GeometryLayout.XYM;
|
|
stride = 3;
|
|
}
|
|
if (stride !== 4) {
|
|
for (let i = 0, ii = flatCoordinates.length / 4; i < ii; i++) {
|
|
flatCoordinates[i * stride] = flatCoordinates[i * 4];
|
|
flatCoordinates[i * stride + 1] = flatCoordinates[i * 4 + 1];
|
|
if (layoutOptions.hasZ) {
|
|
flatCoordinates[i * stride + 2] = flatCoordinates[i * 4 + 2];
|
|
}
|
|
if (layoutOptions.hasM) {
|
|
flatCoordinates[i * stride + 2] = flatCoordinates[i * 4 + 3];
|
|
}
|
|
}
|
|
flatCoordinates.length = flatCoordinates.length / 4 * stride;
|
|
if (ends) {
|
|
for (let i = 0, ii = ends.length; i < ii; i++) {
|
|
ends[i] = ends[i] / 4 * stride;
|
|
}
|
|
}
|
|
}
|
|
return layout;
|
|
}
|
|
|
|
|
|
/**
|
|
* @param {Element} node Node.
|
|
* @param {Array<*>} objectStack Object stack.
|
|
*/
|
|
function parseLink(node, objectStack) {
|
|
const values = /** @type {Object} */ (objectStack[objectStack.length - 1]);
|
|
const href = node.getAttribute('href');
|
|
if (href !== null) {
|
|
values['link'] = href;
|
|
}
|
|
parseNode(LINK_PARSERS, node, objectStack);
|
|
}
|
|
|
|
|
|
/**
|
|
* @param {Node} node Node.
|
|
* @param {Array<*>} objectStack Object stack.
|
|
*/
|
|
function parseExtensions(node, objectStack) {
|
|
const values = /** @type {Object} */ (objectStack[objectStack.length - 1]);
|
|
values['extensionsNode_'] = node;
|
|
}
|
|
|
|
|
|
/**
|
|
* @param {Element} node Node.
|
|
* @param {Array<*>} objectStack Object stack.
|
|
*/
|
|
function parseRtePt(node, objectStack) {
|
|
const values = pushParseAndPop({}, RTEPT_PARSERS, node, objectStack);
|
|
if (values) {
|
|
const rteValues = /** @type {!Object} */ (objectStack[objectStack.length - 1]);
|
|
const flatCoordinates = /** @type {Array<number>} */ (rteValues['flatCoordinates']);
|
|
const layoutOptions = /** @type {LayoutOptions} */ (rteValues['layoutOptions']);
|
|
appendCoordinate(flatCoordinates, layoutOptions, node, values);
|
|
}
|
|
}
|
|
|
|
|
|
/**
|
|
* @param {Element} node Node.
|
|
* @param {Array<*>} objectStack Object stack.
|
|
*/
|
|
function parseTrkPt(node, objectStack) {
|
|
const values = pushParseAndPop({}, TRKPT_PARSERS, node, objectStack);
|
|
if (values) {
|
|
const trkValues = /** @type {!Object} */ (objectStack[objectStack.length - 1]);
|
|
const flatCoordinates = /** @type {Array<number>} */ (trkValues['flatCoordinates']);
|
|
const layoutOptions = /** @type {LayoutOptions} */ (trkValues['layoutOptions']);
|
|
appendCoordinate(flatCoordinates, layoutOptions, node, values);
|
|
}
|
|
}
|
|
|
|
|
|
/**
|
|
* @param {Element} node Node.
|
|
* @param {Array<*>} objectStack Object stack.
|
|
*/
|
|
function parseTrkSeg(node, objectStack) {
|
|
const values = /** @type {Object} */ (objectStack[objectStack.length - 1]);
|
|
parseNode(TRKSEG_PARSERS, node, objectStack);
|
|
const flatCoordinates = /** @type {Array<number>} */
|
|
(values['flatCoordinates']);
|
|
const ends = /** @type {Array<number>} */ (values['ends']);
|
|
ends.push(flatCoordinates.length);
|
|
}
|
|
|
|
|
|
/**
|
|
* @param {Element} node Node.
|
|
* @param {Array<*>} objectStack Object stack.
|
|
* @return {Feature|undefined} Track.
|
|
*/
|
|
function readRte(node, objectStack) {
|
|
const options = /** @type {import("./Feature.js").ReadOptions} */ (objectStack[0]);
|
|
const values = pushParseAndPop({
|
|
'flatCoordinates': [],
|
|
'layoutOptions': {}
|
|
}, RTE_PARSERS, node, objectStack);
|
|
if (!values) {
|
|
return undefined;
|
|
}
|
|
const flatCoordinates = /** @type {Array<number>} */
|
|
(values['flatCoordinates']);
|
|
delete values['flatCoordinates'];
|
|
const layoutOptions = /** @type {LayoutOptions} */ (values['layoutOptions']);
|
|
delete values['layoutOptions'];
|
|
const layout = applyLayoutOptions(layoutOptions, flatCoordinates);
|
|
const geometry = new LineString(flatCoordinates, layout);
|
|
transformWithOptions(geometry, false, options);
|
|
const feature = new Feature(geometry);
|
|
feature.setProperties(values);
|
|
return feature;
|
|
}
|
|
|
|
|
|
/**
|
|
* @param {Element} node Node.
|
|
* @param {Array<*>} objectStack Object stack.
|
|
* @return {Feature|undefined} Track.
|
|
*/
|
|
function readTrk(node, objectStack) {
|
|
const options = /** @type {import("./Feature.js").ReadOptions} */ (objectStack[0]);
|
|
const values = pushParseAndPop({
|
|
'flatCoordinates': [],
|
|
'ends': [],
|
|
'layoutOptions': {}
|
|
}, TRK_PARSERS, node, objectStack);
|
|
if (!values) {
|
|
return undefined;
|
|
}
|
|
const flatCoordinates = /** @type {Array<number>} */
|
|
(values['flatCoordinates']);
|
|
delete values['flatCoordinates'];
|
|
const ends = /** @type {Array<number>} */ (values['ends']);
|
|
delete values['ends'];
|
|
const layoutOptions = /** @type {LayoutOptions} */ (values['layoutOptions']);
|
|
delete values['layoutOptions'];
|
|
const layout = applyLayoutOptions(layoutOptions, flatCoordinates, ends);
|
|
const geometry = new MultiLineString(flatCoordinates, layout, ends);
|
|
transformWithOptions(geometry, false, options);
|
|
const feature = new Feature(geometry);
|
|
feature.setProperties(values);
|
|
return feature;
|
|
}
|
|
|
|
|
|
/**
|
|
* @param {Element} node Node.
|
|
* @param {Array<*>} objectStack Object stack.
|
|
* @return {Feature|undefined} Waypoint.
|
|
*/
|
|
function readWpt(node, objectStack) {
|
|
const options = /** @type {import("./Feature.js").ReadOptions} */ (objectStack[0]);
|
|
const values = pushParseAndPop({}, WPT_PARSERS, node, objectStack);
|
|
if (!values) {
|
|
return undefined;
|
|
}
|
|
const layoutOptions = /** @type {LayoutOptions} */ ({});
|
|
const coordinates = appendCoordinate([], layoutOptions, node, values);
|
|
const layout = applyLayoutOptions(layoutOptions, coordinates);
|
|
const geometry = new Point(coordinates, layout);
|
|
transformWithOptions(geometry, false, options);
|
|
const feature = new Feature(geometry);
|
|
feature.setProperties(values);
|
|
return feature;
|
|
}
|
|
|
|
|
|
/**
|
|
* @param {Element} node Node.
|
|
* @param {string} value Value for the link's `href` attribute.
|
|
* @param {Array<*>} objectStack Node stack.
|
|
*/
|
|
function writeLink(node, value, objectStack) {
|
|
node.setAttribute('href', value);
|
|
const context = objectStack[objectStack.length - 1];
|
|
const properties = context['properties'];
|
|
const link = [
|
|
properties['linkText'],
|
|
properties['linkType']
|
|
];
|
|
pushSerializeAndPop(/** @type {import("../xml.js").NodeStackItem} */ ({node: node}),
|
|
LINK_SERIALIZERS, OBJECT_PROPERTY_NODE_FACTORY,
|
|
link, objectStack, LINK_SEQUENCE);
|
|
}
|
|
|
|
|
|
/**
|
|
* @param {Element} node Node.
|
|
* @param {import("../coordinate.js").Coordinate} coordinate Coordinate.
|
|
* @param {Array<*>} objectStack Object stack.
|
|
*/
|
|
function writeWptType(node, coordinate, objectStack) {
|
|
const context = objectStack[objectStack.length - 1];
|
|
const parentNode = context.node;
|
|
const namespaceURI = parentNode.namespaceURI;
|
|
const properties = context['properties'];
|
|
//FIXME Projection handling
|
|
node.setAttributeNS(null, 'lat', String(coordinate[1]));
|
|
node.setAttributeNS(null, 'lon', String(coordinate[0]));
|
|
const geometryLayout = context['geometryLayout'];
|
|
switch (geometryLayout) {
|
|
case GeometryLayout.XYZM:
|
|
if (coordinate[3] !== 0) {
|
|
properties['time'] = coordinate[3];
|
|
}
|
|
// fall through
|
|
case GeometryLayout.XYZ:
|
|
if (coordinate[2] !== 0) {
|
|
properties['ele'] = coordinate[2];
|
|
}
|
|
break;
|
|
case GeometryLayout.XYM:
|
|
if (coordinate[2] !== 0) {
|
|
properties['time'] = coordinate[2];
|
|
}
|
|
break;
|
|
default:
|
|
// pass
|
|
}
|
|
const orderedKeys = (node.nodeName == 'rtept') ?
|
|
RTEPT_TYPE_SEQUENCE[namespaceURI] :
|
|
WPT_TYPE_SEQUENCE[namespaceURI];
|
|
const values = makeSequence(properties, orderedKeys);
|
|
pushSerializeAndPop(/** @type {import("../xml.js").NodeStackItem} */
|
|
({node: node, 'properties': properties}),
|
|
WPT_TYPE_SERIALIZERS, OBJECT_PROPERTY_NODE_FACTORY,
|
|
values, objectStack, orderedKeys);
|
|
}
|
|
|
|
|
|
/**
|
|
* @param {Node} node Node.
|
|
* @param {Feature} feature Feature.
|
|
* @param {Array<*>} objectStack Object stack.
|
|
*/
|
|
function writeRte(node, feature, objectStack) {
|
|
const options = /** @type {import("./Feature.js").WriteOptions} */ (objectStack[0]);
|
|
const properties = feature.getProperties();
|
|
const context = {node: node};
|
|
context['properties'] = properties;
|
|
const geometry = feature.getGeometry();
|
|
if (geometry.getType() == GeometryType.LINE_STRING) {
|
|
const lineString = /** @type {LineString} */ (transformWithOptions(geometry, true, options));
|
|
context['geometryLayout'] = lineString.getLayout();
|
|
properties['rtept'] = lineString.getCoordinates();
|
|
}
|
|
const parentNode = objectStack[objectStack.length - 1].node;
|
|
const orderedKeys = RTE_SEQUENCE[parentNode.namespaceURI];
|
|
const values = makeSequence(properties, orderedKeys);
|
|
pushSerializeAndPop(context,
|
|
RTE_SERIALIZERS, OBJECT_PROPERTY_NODE_FACTORY,
|
|
values, objectStack, orderedKeys);
|
|
}
|
|
|
|
|
|
/**
|
|
* @param {Node} node Node.
|
|
* @param {Feature} feature Feature.
|
|
* @param {Array<*>} objectStack Object stack.
|
|
*/
|
|
function writeTrk(node, feature, objectStack) {
|
|
const options = /** @type {import("./Feature.js").WriteOptions} */ (objectStack[0]);
|
|
const properties = feature.getProperties();
|
|
/** @type {import("../xml.js").NodeStackItem} */
|
|
const context = {node: node};
|
|
context['properties'] = properties;
|
|
const geometry = feature.getGeometry();
|
|
if (geometry.getType() == GeometryType.MULTI_LINE_STRING) {
|
|
const multiLineString = /** @type {MultiLineString} */ (transformWithOptions(geometry, true, options));
|
|
properties['trkseg'] = multiLineString.getLineStrings();
|
|
}
|
|
const parentNode = objectStack[objectStack.length - 1].node;
|
|
const orderedKeys = TRK_SEQUENCE[parentNode.namespaceURI];
|
|
const values = makeSequence(properties, orderedKeys);
|
|
pushSerializeAndPop(context,
|
|
TRK_SERIALIZERS, OBJECT_PROPERTY_NODE_FACTORY,
|
|
values, objectStack, orderedKeys);
|
|
}
|
|
|
|
|
|
/**
|
|
* @param {Node} node Node.
|
|
* @param {LineString} lineString LineString.
|
|
* @param {Array<*>} objectStack Object stack.
|
|
*/
|
|
function writeTrkSeg(node, lineString, objectStack) {
|
|
/** @type {import("../xml.js").NodeStackItem} */
|
|
const context = {node: node};
|
|
context['geometryLayout'] = lineString.getLayout();
|
|
context['properties'] = {};
|
|
pushSerializeAndPop(context,
|
|
TRKSEG_SERIALIZERS, TRKSEG_NODE_FACTORY,
|
|
lineString.getCoordinates(), objectStack);
|
|
}
|
|
|
|
|
|
/**
|
|
* @param {Element} node Node.
|
|
* @param {Feature} feature Feature.
|
|
* @param {Array<*>} objectStack Object stack.
|
|
*/
|
|
function writeWpt(node, feature, objectStack) {
|
|
const options = /** @type {import("./Feature.js").WriteOptions} */ (objectStack[0]);
|
|
const context = objectStack[objectStack.length - 1];
|
|
context['properties'] = feature.getProperties();
|
|
const geometry = feature.getGeometry();
|
|
if (geometry.getType() == GeometryType.POINT) {
|
|
const point = /** @type {Point} */ (transformWithOptions(geometry, true, options));
|
|
context['geometryLayout'] = point.getLayout();
|
|
writeWptType(node, point.getCoordinates(), objectStack);
|
|
}
|
|
}
|
|
|
|
|
|
export default GPX;
|