949 lines
30 KiB
JavaScript
949 lines
30 KiB
JavaScript
goog.provide('ol.format.GPX');
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goog.require('ol');
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goog.require('ol.Feature');
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goog.require('ol.array');
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goog.require('ol.format.Feature');
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goog.require('ol.format.XMLFeature');
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goog.require('ol.format.XSD');
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goog.require('ol.geom.GeometryLayout');
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goog.require('ol.geom.LineString');
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goog.require('ol.geom.MultiLineString');
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goog.require('ol.geom.Point');
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goog.require('ol.proj');
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goog.require('ol.xml');
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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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* @constructor
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* @extends {ol.format.XMLFeature}
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* @param {olx.format.GPXOptions=} opt_options Options.
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* @api
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*/
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ol.format.GPX = function(opt_options) {
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var options = opt_options ? opt_options : {};
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ol.format.XMLFeature.call(this);
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/**
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* @inheritDoc
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*/
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this.defaultDataProjection = ol.proj.get('EPSG:4326');
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/**
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* @type {function(ol.Feature, Node)|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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ol.inherits(ol.format.GPX, ol.format.XMLFeature);
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/**
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* @const
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* @private
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* @type {Array.<string>}
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*/
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ol.format.GPX.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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* @private
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*/
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ol.format.GPX.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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* @param {Array.<number>} flatCoordinates Flat coordinates.
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* @param {ol.LayoutOptions} layoutOptions Layout options.
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* @param {Node} node Node.
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* @param {Object} values Values.
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* @private
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* @return {Array.<number>} Flat coordinates.
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*/
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ol.format.GPX.appendCoordinate_ = function(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 {ol.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 {ol.geom.GeometryLayout} Layout.
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*/
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ol.format.GPX.applyLayoutOptions_ = function(layoutOptions, flatCoordinates, ends) {
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var layout = ol.geom.GeometryLayout.XY;
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var stride = 2;
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if (layoutOptions.hasZ && layoutOptions.hasM) {
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layout = ol.geom.GeometryLayout.XYZM;
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stride = 4;
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} else if (layoutOptions.hasZ) {
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layout = ol.geom.GeometryLayout.XYZ;
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stride = 3;
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} else if (layoutOptions.hasM) {
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layout = ol.geom.GeometryLayout.XYM;
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stride = 3;
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}
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if (stride !== 4) {
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var i, ii;
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for (i = 0, ii = flatCoordinates.length / 4; i < ii; i++) {
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flatCoordinates[i * stride] = flatCoordinates[i * 4];
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flatCoordinates[i * stride + 1] = flatCoordinates[i * 4 + 1];
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if (layoutOptions.hasZ) {
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flatCoordinates[i * stride + 2] = flatCoordinates[i * 4 + 2];
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}
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if (layoutOptions.hasM) {
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flatCoordinates[i * stride + 2] = flatCoordinates[i * 4 + 3];
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}
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}
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flatCoordinates.length = flatCoordinates.length / 4 * stride;
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if (ends) {
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for (i = 0, ii = ends.length; i < ii; i++) {
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ends[i] = ends[i] / 4 * stride;
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}
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}
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}
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return layout;
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};
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/**
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* @param {Node} node Node.
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* @param {Array.<*>} objectStack Object stack.
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* @private
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*/
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ol.format.GPX.parseLink_ = function(node, objectStack) {
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var values = /** @type {Object} */ (objectStack[objectStack.length - 1]);
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var href = node.getAttribute('href');
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if (href !== null) {
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values['link'] = href;
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}
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ol.xml.parseNode(ol.format.GPX.LINK_PARSERS_, node, objectStack);
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};
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/**
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* @param {Node} node Node.
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* @param {Array.<*>} objectStack Object stack.
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* @private
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*/
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ol.format.GPX.parseExtensions_ = function(node, objectStack) {
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var values = /** @type {Object} */ (objectStack[objectStack.length - 1]);
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values['extensionsNode_'] = node;
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};
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/**
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* @param {Node} node Node.
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* @param {Array.<*>} objectStack Object stack.
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* @private
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*/
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ol.format.GPX.parseRtePt_ = function(node, objectStack) {
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var values = ol.xml.pushParseAndPop(
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{}, ol.format.GPX.RTEPT_PARSERS_, node, objectStack);
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if (values) {
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var rteValues = /** @type {Object} */ (objectStack[objectStack.length - 1]);
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var flatCoordinates = /** @type {Array.<number>} */
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(rteValues['flatCoordinates']);
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var layoutOptions = /** @type {ol.LayoutOptions} */
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(rteValues['layoutOptions']);
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ol.format.GPX.appendCoordinate_(flatCoordinates, layoutOptions, node, values);
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}
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};
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/**
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* @param {Node} node Node.
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* @param {Array.<*>} objectStack Object stack.
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* @private
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*/
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ol.format.GPX.parseTrkPt_ = function(node, objectStack) {
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var values = ol.xml.pushParseAndPop(
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{}, ol.format.GPX.TRKPT_PARSERS_, node, objectStack);
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if (values) {
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var trkValues = /** @type {Object} */ (objectStack[objectStack.length - 1]);
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var flatCoordinates = /** @type {Array.<number>} */
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(trkValues['flatCoordinates']);
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var layoutOptions = /** @type {ol.LayoutOptions} */
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(trkValues['layoutOptions']);
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ol.format.GPX.appendCoordinate_(flatCoordinates, layoutOptions, node, values);
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}
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};
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/**
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* @param {Node} node Node.
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* @param {Array.<*>} objectStack Object stack.
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* @private
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*/
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ol.format.GPX.parseTrkSeg_ = function(node, objectStack) {
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var values = /** @type {Object} */ (objectStack[objectStack.length - 1]);
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ol.xml.parseNode(ol.format.GPX.TRKSEG_PARSERS_, node, objectStack);
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var flatCoordinates = /** @type {Array.<number>} */
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(values['flatCoordinates']);
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var ends = /** @type {Array.<number>} */ (values['ends']);
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ends.push(flatCoordinates.length);
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};
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/**
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* @param {Node} node Node.
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* @param {Array.<*>} objectStack Object stack.
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* @private
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* @return {ol.Feature|undefined} Track.
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*/
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ol.format.GPX.readRte_ = function(node, objectStack) {
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var options = /** @type {olx.format.ReadOptions} */ (objectStack[0]);
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var values = ol.xml.pushParseAndPop({
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'flatCoordinates': [],
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'layoutOptions': {}
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}, ol.format.GPX.RTE_PARSERS_, node, objectStack);
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if (!values) {
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return undefined;
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}
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var flatCoordinates = /** @type {Array.<number>} */
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(values['flatCoordinates']);
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delete values['flatCoordinates'];
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var layoutOptions = /** @type {ol.LayoutOptions} */ (values['layoutOptions']);
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delete values['layoutOptions'];
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var layout = ol.format.GPX.applyLayoutOptions_(layoutOptions, flatCoordinates);
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var geometry = new ol.geom.LineString(null);
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geometry.setFlatCoordinates(layout, flatCoordinates);
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ol.format.Feature.transformWithOptions(geometry, false, options);
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var feature = new ol.Feature(geometry);
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feature.setProperties(values);
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return feature;
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};
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/**
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* @param {Node} node Node.
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* @param {Array.<*>} objectStack Object stack.
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* @private
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* @return {ol.Feature|undefined} Track.
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*/
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ol.format.GPX.readTrk_ = function(node, objectStack) {
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var options = /** @type {olx.format.ReadOptions} */ (objectStack[0]);
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var values = ol.xml.pushParseAndPop({
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'flatCoordinates': [],
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'ends': [],
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'layoutOptions': {}
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}, ol.format.GPX.TRK_PARSERS_, node, objectStack);
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if (!values) {
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return undefined;
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}
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var flatCoordinates = /** @type {Array.<number>} */
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(values['flatCoordinates']);
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delete values['flatCoordinates'];
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var ends = /** @type {Array.<number>} */ (values['ends']);
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delete values['ends'];
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var layoutOptions = /** @type {ol.LayoutOptions} */ (values['layoutOptions']);
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delete values['layoutOptions'];
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var layout = ol.format.GPX.applyLayoutOptions_(layoutOptions, flatCoordinates, ends);
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var geometry = new ol.geom.MultiLineString(null);
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geometry.setFlatCoordinates(layout, flatCoordinates, ends);
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ol.format.Feature.transformWithOptions(geometry, false, options);
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var feature = new ol.Feature(geometry);
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feature.setProperties(values);
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return feature;
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};
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/**
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* @param {Node} node Node.
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* @param {Array.<*>} objectStack Object stack.
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* @private
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* @return {ol.Feature|undefined} Waypoint.
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*/
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ol.format.GPX.readWpt_ = function(node, objectStack) {
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var options = /** @type {olx.format.ReadOptions} */ (objectStack[0]);
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var values = ol.xml.pushParseAndPop(
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{}, ol.format.GPX.WPT_PARSERS_, node, objectStack);
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if (!values) {
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return undefined;
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}
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var layoutOptions = /** @type {ol.LayoutOptions} */ ({});
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var coordinates = ol.format.GPX.appendCoordinate_([], layoutOptions, node, values);
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var layout = ol.format.GPX.applyLayoutOptions_(layoutOptions, coordinates);
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var geometry = new ol.geom.Point(coordinates, layout);
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ol.format.Feature.transformWithOptions(geometry, false, options);
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var feature = new ol.Feature(geometry);
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feature.setProperties(values);
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return feature;
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};
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/**
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* @const
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* @type {Object.<string, function(Node, Array.<*>): (ol.Feature|undefined)>}
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* @private
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*/
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ol.format.GPX.FEATURE_READER_ = {
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'rte': ol.format.GPX.readRte_,
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'trk': ol.format.GPX.readTrk_,
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'wpt': ol.format.GPX.readWpt_
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};
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/**
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* @const
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* @type {Object.<string, Object.<string, ol.XmlParser>>}
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* @private
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*/
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ol.format.GPX.GPX_PARSERS_ = ol.xml.makeStructureNS(
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ol.format.GPX.NAMESPACE_URIS_, {
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'rte': ol.xml.makeArrayPusher(ol.format.GPX.readRte_),
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'trk': ol.xml.makeArrayPusher(ol.format.GPX.readTrk_),
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'wpt': ol.xml.makeArrayPusher(ol.format.GPX.readWpt_)
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});
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/**
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* @const
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* @type {Object.<string, Object.<string, ol.XmlParser>>}
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* @private
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*/
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ol.format.GPX.LINK_PARSERS_ = ol.xml.makeStructureNS(
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ol.format.GPX.NAMESPACE_URIS_, {
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'text':
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ol.xml.makeObjectPropertySetter(ol.format.XSD.readString, 'linkText'),
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'type':
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ol.xml.makeObjectPropertySetter(ol.format.XSD.readString, 'linkType')
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});
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/**
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* @const
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* @type {Object.<string, Object.<string, ol.XmlParser>>}
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* @private
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*/
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ol.format.GPX.RTE_PARSERS_ = ol.xml.makeStructureNS(
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ol.format.GPX.NAMESPACE_URIS_, {
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'name': ol.xml.makeObjectPropertySetter(ol.format.XSD.readString),
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'cmt': ol.xml.makeObjectPropertySetter(ol.format.XSD.readString),
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'desc': ol.xml.makeObjectPropertySetter(ol.format.XSD.readString),
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'src': ol.xml.makeObjectPropertySetter(ol.format.XSD.readString),
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'link': ol.format.GPX.parseLink_,
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'number':
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ol.xml.makeObjectPropertySetter(ol.format.XSD.readNonNegativeInteger),
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'extensions': ol.format.GPX.parseExtensions_,
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'type': ol.xml.makeObjectPropertySetter(ol.format.XSD.readString),
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'rtept': ol.format.GPX.parseRtePt_
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});
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/**
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* @const
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* @type {Object.<string, Object.<string, ol.XmlParser>>}
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* @private
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*/
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ol.format.GPX.RTEPT_PARSERS_ = ol.xml.makeStructureNS(
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ol.format.GPX.NAMESPACE_URIS_, {
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'ele': ol.xml.makeObjectPropertySetter(ol.format.XSD.readDecimal),
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'time': ol.xml.makeObjectPropertySetter(ol.format.XSD.readDateTime)
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});
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/**
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* @const
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* @type {Object.<string, Object.<string, ol.XmlParser>>}
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* @private
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*/
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ol.format.GPX.TRK_PARSERS_ = ol.xml.makeStructureNS(
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ol.format.GPX.NAMESPACE_URIS_, {
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'name': ol.xml.makeObjectPropertySetter(ol.format.XSD.readString),
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'cmt': ol.xml.makeObjectPropertySetter(ol.format.XSD.readString),
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'desc': ol.xml.makeObjectPropertySetter(ol.format.XSD.readString),
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'src': ol.xml.makeObjectPropertySetter(ol.format.XSD.readString),
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'link': ol.format.GPX.parseLink_,
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'number':
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ol.xml.makeObjectPropertySetter(ol.format.XSD.readNonNegativeInteger),
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'type': ol.xml.makeObjectPropertySetter(ol.format.XSD.readString),
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'extensions': ol.format.GPX.parseExtensions_,
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'trkseg': ol.format.GPX.parseTrkSeg_
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});
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/**
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* @const
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* @type {Object.<string, Object.<string, ol.XmlParser>>}
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* @private
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*/
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ol.format.GPX.TRKSEG_PARSERS_ = ol.xml.makeStructureNS(
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ol.format.GPX.NAMESPACE_URIS_, {
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'trkpt': ol.format.GPX.parseTrkPt_
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});
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/**
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* @const
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* @type {Object.<string, Object.<string, ol.XmlParser>>}
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* @private
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*/
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ol.format.GPX.TRKPT_PARSERS_ = ol.xml.makeStructureNS(
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ol.format.GPX.NAMESPACE_URIS_, {
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'ele': ol.xml.makeObjectPropertySetter(ol.format.XSD.readDecimal),
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'time': ol.xml.makeObjectPropertySetter(ol.format.XSD.readDateTime)
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});
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|
|
|
|
/**
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* @const
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* @type {Object.<string, Object.<string, ol.XmlParser>>}
|
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* @private
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*/
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ol.format.GPX.WPT_PARSERS_ = ol.xml.makeStructureNS(
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ol.format.GPX.NAMESPACE_URIS_, {
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'ele': ol.xml.makeObjectPropertySetter(ol.format.XSD.readDecimal),
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'time': ol.xml.makeObjectPropertySetter(ol.format.XSD.readDateTime),
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'magvar': ol.xml.makeObjectPropertySetter(ol.format.XSD.readDecimal),
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'geoidheight': ol.xml.makeObjectPropertySetter(ol.format.XSD.readDecimal),
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'name': ol.xml.makeObjectPropertySetter(ol.format.XSD.readString),
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'cmt': ol.xml.makeObjectPropertySetter(ol.format.XSD.readString),
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'desc': ol.xml.makeObjectPropertySetter(ol.format.XSD.readString),
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'src': ol.xml.makeObjectPropertySetter(ol.format.XSD.readString),
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'link': ol.format.GPX.parseLink_,
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'sym': ol.xml.makeObjectPropertySetter(ol.format.XSD.readString),
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'type': ol.xml.makeObjectPropertySetter(ol.format.XSD.readString),
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'fix': ol.xml.makeObjectPropertySetter(ol.format.XSD.readString),
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'sat': ol.xml.makeObjectPropertySetter(
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ol.format.XSD.readNonNegativeInteger),
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'hdop': ol.xml.makeObjectPropertySetter(ol.format.XSD.readDecimal),
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'vdop': ol.xml.makeObjectPropertySetter(ol.format.XSD.readDecimal),
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'pdop': ol.xml.makeObjectPropertySetter(ol.format.XSD.readDecimal),
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'ageofdgpsdata':
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ol.xml.makeObjectPropertySetter(ol.format.XSD.readDecimal),
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'dgpsid':
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ol.xml.makeObjectPropertySetter(ol.format.XSD.readNonNegativeInteger),
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'extensions': ol.format.GPX.parseExtensions_
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});
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|
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/**
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* @param {Array.<ol.Feature>} features List of features.
|
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* @private
|
|
*/
|
|
ol.format.GPX.prototype.handleReadExtensions_ = function(features) {
|
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if (!features) {
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features = [];
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}
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for (var i = 0, ii = features.length; i < ii; ++i) {
|
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var feature = features[i];
|
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if (this.readExtensions_) {
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var 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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|
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/**
|
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* Read the first feature from a GPX source.
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* Routes (`<rte>`) are converted into LineString geometries, and tracks (`<trk>`)
|
|
* into MultiLineString. Any properties on route and track waypoints are ignored.
|
|
*
|
|
* @function
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|
* @param {Document|Node|Object|string} source Source.
|
|
* @param {olx.format.ReadOptions=} opt_options Read options.
|
|
* @return {ol.Feature} Feature.
|
|
* @api
|
|
*/
|
|
ol.format.GPX.prototype.readFeature;
|
|
|
|
|
|
/**
|
|
* @inheritDoc
|
|
*/
|
|
ol.format.GPX.prototype.readFeatureFromNode = function(node, opt_options) {
|
|
if (!ol.array.includes(ol.format.GPX.NAMESPACE_URIS_, node.namespaceURI)) {
|
|
return null;
|
|
}
|
|
var featureReader = ol.format.GPX.FEATURE_READER_[node.localName];
|
|
if (!featureReader) {
|
|
return null;
|
|
}
|
|
var feature = featureReader(node, [this.getReadOptions(node, opt_options)]);
|
|
if (!feature) {
|
|
return null;
|
|
}
|
|
this.handleReadExtensions_([feature]);
|
|
return feature;
|
|
};
|
|
|
|
|
|
/**
|
|
* Read all features from a GPX source.
|
|
* Routes (`<rte>`) are converted into LineString geometries, and tracks (`<trk>`)
|
|
* into MultiLineString. Any properties on route and track waypoints are ignored.
|
|
*
|
|
* @function
|
|
* @param {Document|Node|Object|string} source Source.
|
|
* @param {olx.format.ReadOptions=} opt_options Read options.
|
|
* @return {Array.<ol.Feature>} Features.
|
|
* @api
|
|
*/
|
|
ol.format.GPX.prototype.readFeatures;
|
|
|
|
|
|
/**
|
|
* @inheritDoc
|
|
*/
|
|
ol.format.GPX.prototype.readFeaturesFromNode = function(node, opt_options) {
|
|
if (!ol.array.includes(ol.format.GPX.NAMESPACE_URIS_, node.namespaceURI)) {
|
|
return [];
|
|
}
|
|
if (node.localName == 'gpx') {
|
|
/** @type {Array.<ol.Feature>} */
|
|
var features = ol.xml.pushParseAndPop([], ol.format.GPX.GPX_PARSERS_,
|
|
node, [this.getReadOptions(node, opt_options)]);
|
|
if (features) {
|
|
this.handleReadExtensions_(features);
|
|
return features;
|
|
} else {
|
|
return [];
|
|
}
|
|
}
|
|
return [];
|
|
};
|
|
|
|
|
|
/**
|
|
* Read the projection from a GPX source.
|
|
*
|
|
* @function
|
|
* @param {Document|Node|Object|string} source Source.
|
|
* @return {ol.proj.Projection} Projection.
|
|
* @api
|
|
*/
|
|
ol.format.GPX.prototype.readProjection;
|
|
|
|
|
|
/**
|
|
* @param {Node} node Node.
|
|
* @param {string} value Value for the link's `href` attribute.
|
|
* @param {Array.<*>} objectStack Node stack.
|
|
* @private
|
|
*/
|
|
ol.format.GPX.writeLink_ = function(node, value, objectStack) {
|
|
node.setAttribute('href', value);
|
|
var context = objectStack[objectStack.length - 1];
|
|
var properties = context['properties'];
|
|
var link = [
|
|
properties['linkText'],
|
|
properties['linkType']
|
|
];
|
|
ol.xml.pushSerializeAndPop(/** @type {ol.XmlNodeStackItem} */ ({node: node}),
|
|
ol.format.GPX.LINK_SERIALIZERS_, ol.xml.OBJECT_PROPERTY_NODE_FACTORY,
|
|
link, objectStack, ol.format.GPX.LINK_SEQUENCE_);
|
|
};
|
|
|
|
|
|
/**
|
|
* @param {Node} node Node.
|
|
* @param {ol.Coordinate} coordinate Coordinate.
|
|
* @param {Array.<*>} objectStack Object stack.
|
|
* @private
|
|
*/
|
|
ol.format.GPX.writeWptType_ = function(node, coordinate, objectStack) {
|
|
var context = objectStack[objectStack.length - 1];
|
|
var parentNode = context.node;
|
|
var namespaceURI = parentNode.namespaceURI;
|
|
var properties = context['properties'];
|
|
//FIXME Projection handling
|
|
ol.xml.setAttributeNS(node, null, 'lat', coordinate[1]);
|
|
ol.xml.setAttributeNS(node, null, 'lon', coordinate[0]);
|
|
var geometryLayout = context['geometryLayout'];
|
|
switch (geometryLayout) {
|
|
case ol.geom.GeometryLayout.XYZM:
|
|
if (coordinate[3] !== 0) {
|
|
properties['time'] = coordinate[3];
|
|
}
|
|
// fall through
|
|
case ol.geom.GeometryLayout.XYZ:
|
|
if (coordinate[2] !== 0) {
|
|
properties['ele'] = coordinate[2];
|
|
}
|
|
break;
|
|
case ol.geom.GeometryLayout.XYM:
|
|
if (coordinate[2] !== 0) {
|
|
properties['time'] = coordinate[2];
|
|
}
|
|
break;
|
|
default:
|
|
// pass
|
|
}
|
|
var orderedKeys = (node.nodeName == 'rtept') ?
|
|
ol.format.GPX.RTEPT_TYPE_SEQUENCE_[namespaceURI] :
|
|
ol.format.GPX.WPT_TYPE_SEQUENCE_[namespaceURI];
|
|
var values = ol.xml.makeSequence(properties, orderedKeys);
|
|
ol.xml.pushSerializeAndPop(/** @type {ol.XmlNodeStackItem} */
|
|
({node: node, 'properties': properties}),
|
|
ol.format.GPX.WPT_TYPE_SERIALIZERS_, ol.xml.OBJECT_PROPERTY_NODE_FACTORY,
|
|
values, objectStack, orderedKeys);
|
|
};
|
|
|
|
|
|
/**
|
|
* @param {Node} node Node.
|
|
* @param {ol.Feature} feature Feature.
|
|
* @param {Array.<*>} objectStack Object stack.
|
|
* @private
|
|
*/
|
|
ol.format.GPX.writeRte_ = function(node, feature, objectStack) {
|
|
var options = /** @type {olx.format.WriteOptions} */ (objectStack[0]);
|
|
var properties = feature.getProperties();
|
|
var context = {node: node, 'properties': properties};
|
|
var geometry = feature.getGeometry();
|
|
if (geometry) {
|
|
geometry = /** @type {ol.geom.LineString} */
|
|
(ol.format.Feature.transformWithOptions(geometry, true, options));
|
|
context['geometryLayout'] = geometry.getLayout();
|
|
properties['rtept'] = geometry.getCoordinates();
|
|
}
|
|
var parentNode = objectStack[objectStack.length - 1].node;
|
|
var orderedKeys = ol.format.GPX.RTE_SEQUENCE_[parentNode.namespaceURI];
|
|
var values = ol.xml.makeSequence(properties, orderedKeys);
|
|
ol.xml.pushSerializeAndPop(context,
|
|
ol.format.GPX.RTE_SERIALIZERS_, ol.xml.OBJECT_PROPERTY_NODE_FACTORY,
|
|
values, objectStack, orderedKeys);
|
|
};
|
|
|
|
|
|
/**
|
|
* @param {Node} node Node.
|
|
* @param {ol.Feature} feature Feature.
|
|
* @param {Array.<*>} objectStack Object stack.
|
|
* @private
|
|
*/
|
|
ol.format.GPX.writeTrk_ = function(node, feature, objectStack) {
|
|
var options = /** @type {olx.format.WriteOptions} */ (objectStack[0]);
|
|
var properties = feature.getProperties();
|
|
/** @type {ol.XmlNodeStackItem} */
|
|
var context = {node: node, 'properties': properties};
|
|
var geometry = feature.getGeometry();
|
|
if (geometry) {
|
|
geometry = /** @type {ol.geom.MultiLineString} */
|
|
(ol.format.Feature.transformWithOptions(geometry, true, options));
|
|
properties['trkseg'] = geometry.getLineStrings();
|
|
}
|
|
var parentNode = objectStack[objectStack.length - 1].node;
|
|
var orderedKeys = ol.format.GPX.TRK_SEQUENCE_[parentNode.namespaceURI];
|
|
var values = ol.xml.makeSequence(properties, orderedKeys);
|
|
ol.xml.pushSerializeAndPop(context,
|
|
ol.format.GPX.TRK_SERIALIZERS_, ol.xml.OBJECT_PROPERTY_NODE_FACTORY,
|
|
values, objectStack, orderedKeys);
|
|
};
|
|
|
|
|
|
/**
|
|
* @param {Node} node Node.
|
|
* @param {ol.geom.LineString} lineString LineString.
|
|
* @param {Array.<*>} objectStack Object stack.
|
|
* @private
|
|
*/
|
|
ol.format.GPX.writeTrkSeg_ = function(node, lineString, objectStack) {
|
|
/** @type {ol.XmlNodeStackItem} */
|
|
var context = {node: node, 'geometryLayout': lineString.getLayout(),
|
|
'properties': {}};
|
|
ol.xml.pushSerializeAndPop(context,
|
|
ol.format.GPX.TRKSEG_SERIALIZERS_, ol.format.GPX.TRKSEG_NODE_FACTORY_,
|
|
lineString.getCoordinates(), objectStack);
|
|
};
|
|
|
|
|
|
/**
|
|
* @param {Node} node Node.
|
|
* @param {ol.Feature} feature Feature.
|
|
* @param {Array.<*>} objectStack Object stack.
|
|
* @private
|
|
*/
|
|
ol.format.GPX.writeWpt_ = function(node, feature, objectStack) {
|
|
var options = /** @type {olx.format.WriteOptions} */ (objectStack[0]);
|
|
var context = objectStack[objectStack.length - 1];
|
|
context['properties'] = feature.getProperties();
|
|
var geometry = feature.getGeometry();
|
|
if (geometry) {
|
|
geometry = /** @type {ol.geom.Point} */
|
|
(ol.format.Feature.transformWithOptions(geometry, true, options));
|
|
context['geometryLayout'] = geometry.getLayout();
|
|
ol.format.GPX.writeWptType_(node, geometry.getCoordinates(), objectStack);
|
|
}
|
|
};
|
|
|
|
|
|
/**
|
|
* @const
|
|
* @type {Array.<string>}
|
|
* @private
|
|
*/
|
|
ol.format.GPX.LINK_SEQUENCE_ = ['text', 'type'];
|
|
|
|
|
|
/**
|
|
* @type {Object.<string, Object.<string, ol.XmlSerializer>>}
|
|
* @private
|
|
*/
|
|
ol.format.GPX.LINK_SERIALIZERS_ = ol.xml.makeStructureNS(
|
|
ol.format.GPX.NAMESPACE_URIS_, {
|
|
'text': ol.xml.makeChildAppender(ol.format.XSD.writeStringTextNode),
|
|
'type': ol.xml.makeChildAppender(ol.format.XSD.writeStringTextNode)
|
|
});
|
|
|
|
|
|
/**
|
|
* @const
|
|
* @type {Object.<string, Array.<string>>}
|
|
* @private
|
|
*/
|
|
ol.format.GPX.RTE_SEQUENCE_ = ol.xml.makeStructureNS(
|
|
ol.format.GPX.NAMESPACE_URIS_, [
|
|
'name', 'cmt', 'desc', 'src', 'link', 'number', 'type', 'rtept'
|
|
]);
|
|
|
|
|
|
/**
|
|
* @const
|
|
* @type {Object.<string, Object.<string, ol.XmlSerializer>>}
|
|
* @private
|
|
*/
|
|
ol.format.GPX.RTE_SERIALIZERS_ = ol.xml.makeStructureNS(
|
|
ol.format.GPX.NAMESPACE_URIS_, {
|
|
'name': ol.xml.makeChildAppender(ol.format.XSD.writeStringTextNode),
|
|
'cmt': ol.xml.makeChildAppender(ol.format.XSD.writeStringTextNode),
|
|
'desc': ol.xml.makeChildAppender(ol.format.XSD.writeStringTextNode),
|
|
'src': ol.xml.makeChildAppender(ol.format.XSD.writeStringTextNode),
|
|
'link': ol.xml.makeChildAppender(ol.format.GPX.writeLink_),
|
|
'number': ol.xml.makeChildAppender(
|
|
ol.format.XSD.writeNonNegativeIntegerTextNode),
|
|
'type': ol.xml.makeChildAppender(ol.format.XSD.writeStringTextNode),
|
|
'rtept': ol.xml.makeArraySerializer(ol.xml.makeChildAppender(
|
|
ol.format.GPX.writeWptType_))
|
|
});
|
|
|
|
|
|
/**
|
|
* @const
|
|
* @type {Object.<string, Array.<string>>}
|
|
* @private
|
|
*/
|
|
ol.format.GPX.RTEPT_TYPE_SEQUENCE_ = ol.xml.makeStructureNS(
|
|
ol.format.GPX.NAMESPACE_URIS_, [
|
|
'ele', 'time'
|
|
]);
|
|
|
|
|
|
/**
|
|
* @const
|
|
* @type {Object.<string, Array.<string>>}
|
|
* @private
|
|
*/
|
|
ol.format.GPX.TRK_SEQUENCE_ = ol.xml.makeStructureNS(
|
|
ol.format.GPX.NAMESPACE_URIS_, [
|
|
'name', 'cmt', 'desc', 'src', 'link', 'number', 'type', 'trkseg'
|
|
]);
|
|
|
|
|
|
/**
|
|
* @const
|
|
* @type {Object.<string, Object.<string, ol.XmlSerializer>>}
|
|
* @private
|
|
*/
|
|
ol.format.GPX.TRK_SERIALIZERS_ = ol.xml.makeStructureNS(
|
|
ol.format.GPX.NAMESPACE_URIS_, {
|
|
'name': ol.xml.makeChildAppender(ol.format.XSD.writeStringTextNode),
|
|
'cmt': ol.xml.makeChildAppender(ol.format.XSD.writeStringTextNode),
|
|
'desc': ol.xml.makeChildAppender(ol.format.XSD.writeStringTextNode),
|
|
'src': ol.xml.makeChildAppender(ol.format.XSD.writeStringTextNode),
|
|
'link': ol.xml.makeChildAppender(ol.format.GPX.writeLink_),
|
|
'number': ol.xml.makeChildAppender(
|
|
ol.format.XSD.writeNonNegativeIntegerTextNode),
|
|
'type': ol.xml.makeChildAppender(ol.format.XSD.writeStringTextNode),
|
|
'trkseg': ol.xml.makeArraySerializer(ol.xml.makeChildAppender(
|
|
ol.format.GPX.writeTrkSeg_))
|
|
});
|
|
|
|
|
|
/**
|
|
* @const
|
|
* @type {function(*, Array.<*>, string=): (Node|undefined)}
|
|
* @private
|
|
*/
|
|
ol.format.GPX.TRKSEG_NODE_FACTORY_ = ol.xml.makeSimpleNodeFactory('trkpt');
|
|
|
|
|
|
/**
|
|
* @const
|
|
* @type {Object.<string, Object.<string, ol.XmlSerializer>>}
|
|
* @private
|
|
*/
|
|
ol.format.GPX.TRKSEG_SERIALIZERS_ = ol.xml.makeStructureNS(
|
|
ol.format.GPX.NAMESPACE_URIS_, {
|
|
'trkpt': ol.xml.makeChildAppender(ol.format.GPX.writeWptType_)
|
|
});
|
|
|
|
|
|
/**
|
|
* @const
|
|
* @type {Object.<string, Array.<string>>}
|
|
* @private
|
|
*/
|
|
ol.format.GPX.WPT_TYPE_SEQUENCE_ = ol.xml.makeStructureNS(
|
|
ol.format.GPX.NAMESPACE_URIS_, [
|
|
'ele', 'time', 'magvar', 'geoidheight', 'name', 'cmt', 'desc', 'src',
|
|
'link', 'sym', 'type', 'fix', 'sat', 'hdop', 'vdop', 'pdop',
|
|
'ageofdgpsdata', 'dgpsid'
|
|
]);
|
|
|
|
|
|
/**
|
|
* @type {Object.<string, Object.<string, ol.XmlSerializer>>}
|
|
* @private
|
|
*/
|
|
ol.format.GPX.WPT_TYPE_SERIALIZERS_ = ol.xml.makeStructureNS(
|
|
ol.format.GPX.NAMESPACE_URIS_, {
|
|
'ele': ol.xml.makeChildAppender(ol.format.XSD.writeDecimalTextNode),
|
|
'time': ol.xml.makeChildAppender(ol.format.XSD.writeDateTimeTextNode),
|
|
'magvar': ol.xml.makeChildAppender(ol.format.XSD.writeDecimalTextNode),
|
|
'geoidheight': ol.xml.makeChildAppender(
|
|
ol.format.XSD.writeDecimalTextNode),
|
|
'name': ol.xml.makeChildAppender(ol.format.XSD.writeStringTextNode),
|
|
'cmt': ol.xml.makeChildAppender(ol.format.XSD.writeStringTextNode),
|
|
'desc': ol.xml.makeChildAppender(ol.format.XSD.writeStringTextNode),
|
|
'src': ol.xml.makeChildAppender(ol.format.XSD.writeStringTextNode),
|
|
'link': ol.xml.makeChildAppender(ol.format.GPX.writeLink_),
|
|
'sym': ol.xml.makeChildAppender(ol.format.XSD.writeStringTextNode),
|
|
'type': ol.xml.makeChildAppender(ol.format.XSD.writeStringTextNode),
|
|
'fix': ol.xml.makeChildAppender(ol.format.XSD.writeStringTextNode),
|
|
'sat': ol.xml.makeChildAppender(
|
|
ol.format.XSD.writeNonNegativeIntegerTextNode),
|
|
'hdop': ol.xml.makeChildAppender(ol.format.XSD.writeDecimalTextNode),
|
|
'vdop': ol.xml.makeChildAppender(ol.format.XSD.writeDecimalTextNode),
|
|
'pdop': ol.xml.makeChildAppender(ol.format.XSD.writeDecimalTextNode),
|
|
'ageofdgpsdata': ol.xml.makeChildAppender(
|
|
ol.format.XSD.writeDecimalTextNode),
|
|
'dgpsid': ol.xml.makeChildAppender(
|
|
ol.format.XSD.writeNonNegativeIntegerTextNode)
|
|
});
|
|
|
|
|
|
/**
|
|
* @const
|
|
* @type {Object.<string, string>}
|
|
* @private
|
|
*/
|
|
ol.format.GPX.GEOMETRY_TYPE_TO_NODENAME_ = {
|
|
'Point': 'wpt',
|
|
'LineString': 'rte',
|
|
'MultiLineString': 'trk'
|
|
};
|
|
|
|
|
|
/**
|
|
* @const
|
|
* @param {*} value Value.
|
|
* @param {Array.<*>} objectStack Object stack.
|
|
* @param {string=} opt_nodeName Node name.
|
|
* @return {Node|undefined} Node.
|
|
* @private
|
|
*/
|
|
ol.format.GPX.GPX_NODE_FACTORY_ = function(value, objectStack, opt_nodeName) {
|
|
var geometry = /** @type {ol.Feature} */ (value).getGeometry();
|
|
if (geometry) {
|
|
var nodeName = ol.format.GPX.GEOMETRY_TYPE_TO_NODENAME_[geometry.getType()];
|
|
if (nodeName) {
|
|
var parentNode = objectStack[objectStack.length - 1].node;
|
|
return ol.xml.createElementNS(parentNode.namespaceURI, nodeName);
|
|
}
|
|
}
|
|
};
|
|
|
|
|
|
/**
|
|
* @const
|
|
* @type {Object.<string, Object.<string, ol.XmlSerializer>>}
|
|
* @private
|
|
*/
|
|
ol.format.GPX.GPX_SERIALIZERS_ = ol.xml.makeStructureNS(
|
|
ol.format.GPX.NAMESPACE_URIS_, {
|
|
'rte': ol.xml.makeChildAppender(ol.format.GPX.writeRte_),
|
|
'trk': ol.xml.makeChildAppender(ol.format.GPX.writeTrk_),
|
|
'wpt': ol.xml.makeChildAppender(ol.format.GPX.writeWpt_)
|
|
});
|
|
|
|
|
|
/**
|
|
* Encode an array of features in the GPX format.
|
|
* LineString geometries are output as routes (`<rte>`), and MultiLineString
|
|
* as tracks (`<trk>`).
|
|
*
|
|
* @function
|
|
* @param {Array.<ol.Feature>} features Features.
|
|
* @param {olx.format.WriteOptions=} opt_options Write options.
|
|
* @return {string} Result.
|
|
* @api
|
|
*/
|
|
ol.format.GPX.prototype.writeFeatures;
|
|
|
|
|
|
/**
|
|
* Encode an array of features in the GPX format as an XML node.
|
|
* LineString geometries are output as routes (`<rte>`), and MultiLineString
|
|
* as tracks (`<trk>`).
|
|
*
|
|
* @param {Array.<ol.Feature>} features Features.
|
|
* @param {olx.format.WriteOptions=} opt_options Options.
|
|
* @return {Node} Node.
|
|
* @override
|
|
* @api
|
|
*/
|
|
ol.format.GPX.prototype.writeFeaturesNode = function(features, opt_options) {
|
|
opt_options = this.adaptOptions(opt_options);
|
|
//FIXME Serialize metadata
|
|
var gpx = ol.xml.createElementNS('http://www.topografix.com/GPX/1/1', 'gpx');
|
|
var xmlnsUri = 'http://www.w3.org/2000/xmlns/';
|
|
var xmlSchemaInstanceUri = 'http://www.w3.org/2001/XMLSchema-instance';
|
|
ol.xml.setAttributeNS(gpx, xmlnsUri, 'xmlns:xsi', xmlSchemaInstanceUri);
|
|
ol.xml.setAttributeNS(gpx, xmlSchemaInstanceUri, 'xsi:schemaLocation',
|
|
ol.format.GPX.SCHEMA_LOCATION_);
|
|
gpx.setAttribute('version', '1.1');
|
|
gpx.setAttribute('creator', 'OpenLayers');
|
|
|
|
ol.xml.pushSerializeAndPop(/** @type {ol.XmlNodeStackItem} */
|
|
({node: gpx}), ol.format.GPX.GPX_SERIALIZERS_,
|
|
ol.format.GPX.GPX_NODE_FACTORY_, features, [opt_options]);
|
|
return gpx;
|
|
};
|