1014 lines
28 KiB
JavaScript
1014 lines
28 KiB
JavaScript
goog.provide('ol.format.GML');
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goog.require('goog.array');
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goog.require('goog.asserts');
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goog.require('goog.dom');
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goog.require('goog.dom.NodeType');
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goog.require('goog.object');
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goog.require('goog.string');
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goog.require('ol.Feature');
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goog.require('ol.extent');
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goog.require('ol.format.XML');
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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.MultiPoint');
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goog.require('ol.geom.MultiPolygon');
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goog.require('ol.geom.Point');
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goog.require('ol.geom.Polygon');
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goog.require('ol.proj');
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goog.require('ol.xml');
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/**
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* @constructor
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* @param {olx.format.GMLOptions=} opt_options
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* Optional configuration object.
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* @extends {ol.format.XML}
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* @todo stability experimental
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*/
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ol.format.GML = function(opt_options) {
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var options = /** @type {olx.format.GMLOptions} */
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(goog.isDef(opt_options) ? opt_options : {});
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/**
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* @private
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* @type {string}
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*/
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this.featureType_ = options.featureType;
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/**
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* @private
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* @type {string}
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*/
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this.featureNS_ = options.featureNS;
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goog.base(this);
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};
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goog.inherits(ol.format.GML, ol.format.XML);
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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.GML.NAMESPACE_URIS_ = [
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'http://www.opengis.net/gml',
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'http://www.opengis.net/wfs'
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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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* @return {Array.<ol.Feature>} Features.
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* @private
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*/
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ol.format.GML.readFeatures_ = function(node, objectStack) {
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goog.asserts.assert(node.nodeType == goog.dom.NodeType.ELEMENT);
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var localName = ol.xml.getLocalName(node);
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var context = objectStack[0];
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goog.asserts.assert(goog.isObject(context));
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var featureType = goog.object.get(context, 'featureType');
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var features;
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if (localName == 'FeatureCollection') {
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features = ol.xml.pushParseAndPop(null,
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ol.format.GML.FEATURE_COLLECTION_PARSERS_, node, objectStack);
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} else if (localName == 'featureMembers') {
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var parsers = {};
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var parsersNS = {};
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parsers[featureType] = ol.xml.makeArrayPusher(ol.format.GML.readFeature_);
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parsersNS[goog.object.get(context, 'featureNS')] = parsers;
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features = ol.xml.pushParseAndPop([], parsersNS, node, objectStack);
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}
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if (!goog.isDef(features)) {
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features = [];
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}
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return features;
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};
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/**
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* @type {Object.<string, Object.<string, Object>>}
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* @private
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*/
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ol.format.GML.FEATURE_COLLECTION_PARSERS_ = {
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'http://www.opengis.net/gml': {
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'featureMembers': ol.xml.makeReplacer(ol.format.GML.readFeatures_)
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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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* @return {ol.geom.Geometry|undefined} Geometry.
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* @private
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*/
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ol.format.GML.readGeometry_ = function(node, objectStack) {
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var context = objectStack[0];
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goog.asserts.assert(goog.isObject(context));
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goog.object.set(context, 'srsName',
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node.firstElementChild.getAttribute('srsName'));
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var geometry = ol.xml.pushParseAndPop(/** @type {ol.geom.Geometry} */(null),
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ol.format.GML.GEOMETRY_PARSERS_, node, objectStack);
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if (goog.isDefAndNotNull(geometry)) {
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return geometry;
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} else {
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return undefined;
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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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* @return {ol.Feature} Feature.
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* @private
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*/
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ol.format.GML.readFeature_ = function(node, objectStack) {
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var n;
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var fid = node.getAttribute('fid') ||
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ol.xml.getAttributeNS(node, 'http://www.opengis.net/gml', 'id');
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var values = {}, geometryName;
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for (n = node.firstElementChild; !goog.isNull(n);
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n = n.nextElementSibling) {
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// Assume attribute elements have one child node and that the child
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// is a text node. Otherwise assume it is a geometry node.
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if (n.childNodes.length === 0 ||
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(n.childNodes.length === 1 &&
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n.firstChild.nodeType === 3)) {
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var value = ol.xml.getAllTextContent(n, false);
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if (goog.string.isEmpty(value)) {
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value = undefined;
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}
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values[ol.xml.getLocalName(n)] = value;
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} else {
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geometryName = ol.xml.getLocalName(n);
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values[geometryName] = ol.format.GML.readGeometry_(n, objectStack);
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}
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}
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var feature = new ol.Feature(values);
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if (goog.isDef(geometryName)) {
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feature.setGeometryName(geometryName);
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}
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if (fid) {
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feature.setId(fid);
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}
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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.geom.Point|undefined} Point.
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*/
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ol.format.GML.readPoint_ = function(node, objectStack) {
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goog.asserts.assert(node.nodeType == goog.dom.NodeType.ELEMENT);
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goog.asserts.assert(node.localName == 'Point');
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var flatCoordinates =
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ol.format.GML.readFlatCoordinatesFromNode_(node, objectStack);
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if (goog.isDefAndNotNull(flatCoordinates)) {
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var point = new ol.geom.Point(null);
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goog.asserts.assert(flatCoordinates.length == 3);
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point.setFlatCoordinates(ol.geom.GeometryLayout.XYZ, flatCoordinates);
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return point;
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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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* @return {ol.geom.MultiPoint|undefined} MultiPoint.
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*/
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ol.format.GML.readMultiPoint_ = function(node, objectStack) {
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goog.asserts.assert(node.nodeType == goog.dom.NodeType.ELEMENT);
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goog.asserts.assert(node.localName == 'MultiPoint');
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var coordinates = ol.xml.pushParseAndPop(
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/** @type {Array.<Array.<number>>} */ ([]),
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ol.format.GML.MULTIPOINT_PARSERS_, node, objectStack);
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if (goog.isDef(coordinates)) {
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return new ol.geom.MultiPoint(coordinates);
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} else {
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return undefined;
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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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* @return {ol.geom.MultiLineString|undefined} MultiLineString.
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*/
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ol.format.GML.readMultiLineString_ = function(node, objectStack) {
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goog.asserts.assert(node.nodeType == goog.dom.NodeType.ELEMENT);
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goog.asserts.assert(node.localName == 'MultiLineString');
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var lineStrings = ol.xml.pushParseAndPop(
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/** @type {Array.<ol.geom.LineString>} */ ([]),
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ol.format.GML.MULTILINESTRING_PARSERS_, node, objectStack);
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if (goog.isDef(lineStrings)) {
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var multiLineString = new ol.geom.MultiLineString(null);
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multiLineString.setLineStrings(lineStrings);
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return multiLineString;
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} else {
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return undefined;
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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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* @return {ol.geom.MultiLineString|undefined} MultiLineString.
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*/
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ol.format.GML.readMultiCurve_ = function(node, objectStack) {
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goog.asserts.assert(node.nodeType == goog.dom.NodeType.ELEMENT);
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goog.asserts.assert(node.localName == 'MultiCurve');
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var lineStrings = ol.xml.pushParseAndPop(
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/** @type {Array.<ol.geom.LineString>} */ ([]),
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ol.format.GML.MULTICURVE_PARSERS_, node, objectStack);
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if (goog.isDef(lineStrings)) {
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var multiLineString = new ol.geom.MultiLineString(null);
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multiLineString.setLineStrings(lineStrings);
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return multiLineString;
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} else {
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return undefined;
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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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* @return {ol.geom.MultiPolygon|undefined} MultiPolygon.
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*/
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ol.format.GML.readMultiSurface_ = function(node, objectStack) {
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goog.asserts.assert(node.nodeType == goog.dom.NodeType.ELEMENT);
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goog.asserts.assert(node.localName == 'MultiSurface');
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var polygons = ol.xml.pushParseAndPop(
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/** @type {Array.<ol.geom.Polygon>} */ ([]),
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ol.format.GML.MULTISURFACE_PARSERS_, node, objectStack);
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if (goog.isDef(polygons)) {
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var multiPolygon = new ol.geom.MultiPolygon(null);
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multiPolygon.setPolygons(polygons);
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return multiPolygon;
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} else {
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return undefined;
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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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* @return {ol.geom.MultiPolygon|undefined} MultiPolygon.
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*/
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ol.format.GML.readMultiPolygon_ = function(node, objectStack) {
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goog.asserts.assert(node.nodeType == goog.dom.NodeType.ELEMENT);
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goog.asserts.assert(node.localName == 'MultiPolygon');
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var polygons = ol.xml.pushParseAndPop(
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/** @type {Array.<ol.geom.Polygon>} */ ([]),
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ol.format.GML.MULTIPOLYGON_PARSERS_, node, objectStack);
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if (goog.isDef(polygons)) {
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var multiPolygon = new ol.geom.MultiPolygon(null);
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multiPolygon.setPolygons(polygons);
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return multiPolygon;
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} else {
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return undefined;
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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.GML.pointMemberParser_ = function(node, objectStack) {
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goog.asserts.assert(node.nodeType == goog.dom.NodeType.ELEMENT);
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goog.asserts.assert(node.localName == 'pointMember' ||
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node.localName == 'pointMembers');
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ol.xml.parse(ol.format.GML.POINTMEMBER_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.GML.lineStringMemberParser_ = function(node, objectStack) {
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goog.asserts.assert(node.nodeType == goog.dom.NodeType.ELEMENT);
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goog.asserts.assert(node.localName == 'lineStringMember' ||
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node.localName == 'lineStringMembers');
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ol.xml.parse(ol.format.GML.LINESTRINGMEMBER_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.GML.curveMemberParser_ = function(node, objectStack) {
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goog.asserts.assert(node.nodeType == goog.dom.NodeType.ELEMENT);
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goog.asserts.assert(node.localName == 'curveMember' ||
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node.localName == 'curveMembers');
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ol.xml.parse(ol.format.GML.CURVEMEMBER_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.GML.surfaceMemberParser_ = function(node, objectStack) {
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goog.asserts.assert(node.nodeType == goog.dom.NodeType.ELEMENT);
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goog.asserts.assert(node.localName == 'surfaceMember' ||
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node.localName == 'surfaceMembers');
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ol.xml.parse(ol.format.GML.SURFACEMEMBER_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.GML.polygonMemberParser_ = function(node, objectStack) {
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goog.asserts.assert(node.nodeType == goog.dom.NodeType.ELEMENT);
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goog.asserts.assert(node.localName == 'polygonMember' ||
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node.localName == 'polygonMembers');
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ol.xml.parse(ol.format.GML.POLYGONMEMBER_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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* @return {ol.geom.LineString|undefined} LineString.
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*/
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ol.format.GML.readLineString_ = function(node, objectStack) {
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goog.asserts.assert(node.nodeType == goog.dom.NodeType.ELEMENT);
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goog.asserts.assert(node.localName == 'LineString');
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var flatCoordinates =
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ol.format.GML.readFlatCoordinatesFromNode_(node, objectStack);
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if (goog.isDefAndNotNull(flatCoordinates)) {
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var lineString = new ol.geom.LineString(null);
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lineString.setFlatCoordinates(ol.geom.GeometryLayout.XYZ, flatCoordinates);
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return lineString;
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} else {
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return undefined;
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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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* @return {Array.<(Array.<number>)>} flat coordinates.
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*/
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ol.format.GML.patchesParser_ = function(node, objectStack) {
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goog.asserts.assert(node.nodeType == goog.dom.NodeType.ELEMENT);
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goog.asserts.assert(node.localName == 'patches');
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var result = ol.xml.pushParseAndPop(
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/** @type {Array.<Array.<number>>} */ ([null]),
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ol.format.GML.PATCHES_PARSERS_, node, objectStack);
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if (!goog.isDef(result)) {
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return null;
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} else {
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return result;
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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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* @return {Array.<number>} flat coordinates.
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*/
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ol.format.GML.segmentsParser_ = function(node, objectStack) {
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goog.asserts.assert(node.nodeType == goog.dom.NodeType.ELEMENT);
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goog.asserts.assert(node.localName == 'segments');
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var result = ol.xml.pushParseAndPop(
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/** @type {Array.<number>} */ ([null]),
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ol.format.GML.SEGMENTS_PARSERS_, node, objectStack);
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if (!goog.isDef(result)) {
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return null;
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} else {
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return result;
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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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* @return {Array.<(Array.<number>)>} flat coordinates.
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*/
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ol.format.GML.polygonPatchParser_ = function(node, objectStack) {
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goog.asserts.assert(node.nodeType == goog.dom.NodeType.ELEMENT);
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goog.asserts.assert(node.localName == 'PolygonPatch');
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var result = ol.xml.pushParseAndPop(
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/** @type {Array.<Array.<number>>} */ ([null]),
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ol.format.GML.FLAT_LINEAR_RINGS_PARSERS_, node, objectStack);
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if (!goog.isDef(result)) {
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return null;
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} else {
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return result;
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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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* @return {Array.<number>} flat coordinates.
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*/
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ol.format.GML.lineStringSegmentParser_ = function(node, objectStack) {
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goog.asserts.assert(node.nodeType == goog.dom.NodeType.ELEMENT);
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goog.asserts.assert(node.localName == 'LineStringSegment');
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var result = ol.xml.pushParseAndPop(
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/** @type {Array.<number>} */ ([null]),
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ol.format.GML.GEOMETRY_FLAT_COORDINATES_PARSERS_, node, objectStack);
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if (!goog.isDef(result)) {
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return null;
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} else {
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return result;
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}
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};
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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.GML.interiorParser_ = function(node, objectStack) {
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goog.asserts.assert(node.nodeType == goog.dom.NodeType.ELEMENT);
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goog.asserts.assert(node.localName == 'interior');
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var flatLinearRing = ol.xml.pushParseAndPop(
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/** @type {Array.<number>|undefined} */ (undefined),
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ol.format.GML.RING_PARSERS_, node, objectStack);
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if (goog.isDef(flatLinearRing)) {
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var flatLinearRings = /** @type {Array.<Array.<number>>} */
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(objectStack[objectStack.length - 1]);
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goog.asserts.assert(goog.isArray(flatLinearRings));
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goog.asserts.assert(flatLinearRings.length > 0);
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flatLinearRings.push(flatLinearRing);
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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.GML.exteriorParser_ = function(node, objectStack) {
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goog.asserts.assert(node.nodeType == goog.dom.NodeType.ELEMENT);
|
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goog.asserts.assert(node.localName == 'exterior');
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var flatLinearRing = ol.xml.pushParseAndPop(
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/** @type {Array.<number>|undefined} */ (undefined),
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ol.format.GML.RING_PARSERS_, node, objectStack);
|
|
if (goog.isDef(flatLinearRing)) {
|
|
var flatLinearRings = /** @type {Array.<Array.<number>>} */
|
|
(objectStack[objectStack.length - 1]);
|
|
goog.asserts.assert(goog.isArray(flatLinearRings));
|
|
goog.asserts.assert(flatLinearRings.length > 0);
|
|
flatLinearRings[0] = flatLinearRing;
|
|
}
|
|
};
|
|
|
|
|
|
/**
|
|
* @param {Node} node Node.
|
|
* @param {Array.<*>} objectStack Object stack.
|
|
* @private
|
|
* @return {Array.<number>} LinearRing flat coordinates.
|
|
*/
|
|
ol.format.GML.readFlatLinearRing_ = function(node, objectStack) {
|
|
goog.asserts.assert(node.nodeType == goog.dom.NodeType.ELEMENT);
|
|
goog.asserts.assert(node.localName == 'LinearRing');
|
|
return /** @type {Array.<number>} */ (ol.xml.pushParseAndPop(
|
|
null, ol.format.GML.FLAT_LINEAR_RING_PARSERS_, node, objectStack));
|
|
};
|
|
|
|
|
|
/**
|
|
* @param {Node} node Node.
|
|
* @param {Array.<*>} objectStack Object stack.
|
|
* @private
|
|
* @return {ol.geom.Polygon|undefined} Polygon.
|
|
*/
|
|
ol.format.GML.readLinearRing_ = function(node, objectStack) {
|
|
goog.asserts.assert(node.nodeType == goog.dom.NodeType.ELEMENT);
|
|
goog.asserts.assert(node.localName == 'LinearRing');
|
|
var flatCoordinates =
|
|
ol.format.GML.readFlatCoordinatesFromNode_(node, objectStack);
|
|
if (goog.isDef(flatCoordinates)) {
|
|
var polygon = new ol.geom.Polygon(null);
|
|
polygon.setFlatCoordinates(ol.geom.GeometryLayout.XYZ, flatCoordinates,
|
|
[flatCoordinates.length]);
|
|
return polygon;
|
|
} else {
|
|
return undefined;
|
|
}
|
|
};
|
|
|
|
|
|
/**
|
|
* @param {Node} node Node.
|
|
* @param {Array.<*>} objectStack Object stack.
|
|
* @private
|
|
* @return {ol.geom.Polygon|undefined} Polygon.
|
|
*/
|
|
ol.format.GML.readPolygon_ = function(node, objectStack) {
|
|
goog.asserts.assert(node.nodeType == goog.dom.NodeType.ELEMENT);
|
|
goog.asserts.assert(node.localName == 'Polygon');
|
|
var flatLinearRings = ol.xml.pushParseAndPop(
|
|
/** @type {Array.<Array.<number>>} */ ([null]),
|
|
ol.format.GML.FLAT_LINEAR_RINGS_PARSERS_, node, objectStack);
|
|
if (goog.isDef(flatLinearRings) &&
|
|
!goog.isNull(flatLinearRings[0])) {
|
|
var polygon = new ol.geom.Polygon(null);
|
|
var flatCoordinates = flatLinearRings[0];
|
|
var ends = [flatCoordinates.length];
|
|
var i, ii;
|
|
for (i = 1, ii = flatLinearRings.length; i < ii; ++i) {
|
|
goog.array.extend(flatCoordinates, flatLinearRings[i]);
|
|
ends.push(flatCoordinates.length);
|
|
}
|
|
polygon.setFlatCoordinates(
|
|
ol.geom.GeometryLayout.XYZ, flatCoordinates, ends);
|
|
return polygon;
|
|
} else {
|
|
return undefined;
|
|
}
|
|
};
|
|
|
|
|
|
/**
|
|
* @param {Node} node Node.
|
|
* @param {Array.<*>} objectStack Object stack.
|
|
* @private
|
|
* @return {ol.geom.Polygon|undefined} Polygon.
|
|
*/
|
|
ol.format.GML.readSurface_ = function(node, objectStack) {
|
|
goog.asserts.assert(node.nodeType == goog.dom.NodeType.ELEMENT);
|
|
goog.asserts.assert(node.localName == 'Surface');
|
|
var flatLinearRings = ol.xml.pushParseAndPop(
|
|
/** @type {Array.<Array.<number>>} */ ([null]),
|
|
ol.format.GML.SURFACE_PARSERS_, node, objectStack);
|
|
if (goog.isDef(flatLinearRings) &&
|
|
!goog.isNull(flatLinearRings[0])) {
|
|
var polygon = new ol.geom.Polygon(null);
|
|
var flatCoordinates = flatLinearRings[0];
|
|
var ends = [flatCoordinates.length];
|
|
var i, ii;
|
|
for (i = 1, ii = flatLinearRings.length; i < ii; ++i) {
|
|
goog.array.extend(flatCoordinates, flatLinearRings[i]);
|
|
ends.push(flatCoordinates.length);
|
|
}
|
|
polygon.setFlatCoordinates(
|
|
ol.geom.GeometryLayout.XYZ, flatCoordinates, ends);
|
|
return polygon;
|
|
} else {
|
|
return undefined;
|
|
}
|
|
};
|
|
|
|
|
|
/**
|
|
* @param {Node} node Node.
|
|
* @param {Array.<*>} objectStack Object stack.
|
|
* @private
|
|
* @return {ol.geom.LineString|undefined} LineString.
|
|
*/
|
|
ol.format.GML.readCurve_ = function(node, objectStack) {
|
|
goog.asserts.assert(node.nodeType == goog.dom.NodeType.ELEMENT);
|
|
goog.asserts.assert(node.localName == 'Curve');
|
|
var flatCoordinates = ol.xml.pushParseAndPop(
|
|
/** @type {Array.<number>} */ ([null]),
|
|
ol.format.GML.CURVE_PARSERS_, node, objectStack);
|
|
if (goog.isDef(flatCoordinates)) {
|
|
var lineString = new ol.geom.LineString(null);
|
|
lineString.setFlatCoordinates(ol.geom.GeometryLayout.XYZ, flatCoordinates);
|
|
return lineString;
|
|
} else {
|
|
return undefined;
|
|
}
|
|
};
|
|
|
|
|
|
/**
|
|
* @param {Node} node Node.
|
|
* @param {Array.<*>} objectStack Object stack.
|
|
* @private
|
|
* @return {ol.Extent|undefined} Envelope.
|
|
*/
|
|
ol.format.GML.readEnvelope_ = function(node, objectStack) {
|
|
goog.asserts.assert(node.nodeType == goog.dom.NodeType.ELEMENT);
|
|
goog.asserts.assert(node.localName == 'Envelope');
|
|
var flatCoordinates = ol.xml.pushParseAndPop(
|
|
/** @type {Array.<number>} */ ([null]),
|
|
ol.format.GML.ENVELOPE_PARSERS_, node, objectStack);
|
|
return ol.extent.createOrUpdate(flatCoordinates[1][0],
|
|
flatCoordinates[1][1], flatCoordinates[2][0],
|
|
flatCoordinates[2][1]);
|
|
};
|
|
|
|
|
|
/**
|
|
* @param {Node} node Node.
|
|
* @param {Array.<*>} objectStack Object stack.
|
|
* @private
|
|
* @return {Array.<number>} Flat coordinates.
|
|
*/
|
|
ol.format.GML.readFlatCoordinatesFromNode_ = function(node, objectStack) {
|
|
goog.asserts.assert(node.nodeType == goog.dom.NodeType.ELEMENT);
|
|
return /** @type {Array.<number>} */ (ol.xml.pushParseAndPop(
|
|
null,
|
|
ol.format.GML.GEOMETRY_FLAT_COORDINATES_PARSERS_, node, objectStack));
|
|
};
|
|
|
|
|
|
/**
|
|
* @param {Node} node Node.
|
|
* @param {Array.<*>} objectStack Object stack.
|
|
* @private
|
|
* @return {Array.<number>|undefined} Flat coordinates.
|
|
*/
|
|
ol.format.GML.readFlatPos_ = function(node, objectStack) {
|
|
var s = ol.xml.getAllTextContent(node, false).replace(/^\s*|\s*$/g, '');
|
|
var flatCoordinates = goog.array.map(s.split(/\s+/), parseFloat);
|
|
var context = objectStack[0];
|
|
goog.asserts.assert(goog.isObject(context));
|
|
var containerSrs = goog.object.get(context, 'srsName');
|
|
var axisOrientation = 'enu';
|
|
if (!goog.isNull(containerSrs)) {
|
|
var proj = ol.proj.get(containerSrs);
|
|
axisOrientation = proj.getAxisOrientation();
|
|
}
|
|
if (axisOrientation === 'neu') {
|
|
flatCoordinates = flatCoordinates.reverse();
|
|
}
|
|
var len = flatCoordinates.length;
|
|
if (len == 2) {
|
|
flatCoordinates.push(0);
|
|
}
|
|
if (len === 0) {
|
|
return undefined;
|
|
}
|
|
return flatCoordinates;
|
|
};
|
|
|
|
|
|
/**
|
|
* @param {Node} node Node.
|
|
* @param {Array.<*>} objectStack Object stack.
|
|
* @private
|
|
* @return {Array.<number>|undefined} Flat coordinates.
|
|
*/
|
|
ol.format.GML.readFlatPosList_ = function(node, objectStack) {
|
|
var s = ol.xml.getAllTextContent(node, false).replace(/^\s*|\s*$/g, '');
|
|
var context = objectStack[0];
|
|
goog.asserts.assert(goog.isObject(context));
|
|
var containerSrs = goog.object.get(context, 'srsName');
|
|
var containerDimension = node.parentNode.getAttribute('srsDimension');
|
|
var axisOrientation = 'enu';
|
|
if (!goog.isNull(containerSrs)) {
|
|
var proj = ol.proj.get(containerSrs);
|
|
axisOrientation = proj.getAxisOrientation();
|
|
}
|
|
var coords = s.split(/\s+/);
|
|
// The "dimension" attribute is from the GML 3.0.1 spec.
|
|
var dim = parseInt(node.getAttribute('srsDimension') ||
|
|
node.getAttribute('dimension'), 10) ||
|
|
(!goog.isNull(containerDimension)) ?
|
|
parseInt(containerDimension, 10) : 2;
|
|
var x, y, z;
|
|
var flatCoordinates = [];
|
|
for (var i = 0, ii = coords.length; i < ii; i += dim) {
|
|
x = parseFloat(coords[i]);
|
|
y = parseFloat(coords[i + 1]);
|
|
z = (dim === 3) ? parseFloat(coords[i + 2]) : 0;
|
|
if (axisOrientation === 'enu') {
|
|
flatCoordinates.push(x, y, z);
|
|
} else {
|
|
flatCoordinates.push(y, x, z);
|
|
}
|
|
}
|
|
return flatCoordinates;
|
|
};
|
|
|
|
|
|
/**
|
|
* @const
|
|
* @type {Object.<string, Object.<string, ol.xml.Parser>>}
|
|
* @private
|
|
*/
|
|
ol.format.GML.GEOMETRY_PARSERS_ = {
|
|
'http://www.opengis.net/gml' : {
|
|
'Point': ol.xml.makeReplacer(ol.format.GML.readPoint_),
|
|
'MultiPoint': ol.xml.makeReplacer(ol.format.GML.readMultiPoint_),
|
|
'LineString': ol.xml.makeReplacer(ol.format.GML.readLineString_),
|
|
'MultiLineString': ol.xml.makeReplacer(
|
|
ol.format.GML.readMultiLineString_),
|
|
'LinearRing' : ol.xml.makeReplacer(ol.format.GML.readLinearRing_),
|
|
'Polygon': ol.xml.makeReplacer(ol.format.GML.readPolygon_),
|
|
'MultiPolygon': ol.xml.makeReplacer(ol.format.GML.readMultiPolygon_),
|
|
'Surface': ol.xml.makeReplacer(ol.format.GML.readSurface_),
|
|
'MultiSurface': ol.xml.makeReplacer(ol.format.GML.readMultiSurface_),
|
|
'Curve': ol.xml.makeReplacer(ol.format.GML.readCurve_),
|
|
'MultiCurve': ol.xml.makeReplacer(ol.format.GML.readMultiCurve_),
|
|
'Envelope': ol.xml.makeReplacer(ol.format.GML.readEnvelope_)
|
|
}
|
|
};
|
|
|
|
|
|
/**
|
|
* @const
|
|
* @type {Object.<string, Object.<string, ol.xml.Parser>>}
|
|
* @private
|
|
*/
|
|
ol.format.GML.GEOMETRY_FLAT_COORDINATES_PARSERS_ = {
|
|
'http://www.opengis.net/gml' : {
|
|
'pos': ol.xml.makeReplacer(ol.format.GML.readFlatPos_),
|
|
'posList': ol.xml.makeReplacer(ol.format.GML.readFlatPosList_)
|
|
}
|
|
};
|
|
|
|
|
|
/**
|
|
* @const
|
|
* @type {Object.<string, Object.<string, ol.xml.Parser>>}
|
|
* @private
|
|
*/
|
|
ol.format.GML.FLAT_LINEAR_RINGS_PARSERS_ = {
|
|
'http://www.opengis.net/gml' : {
|
|
'interior': ol.format.GML.interiorParser_,
|
|
'exterior': ol.format.GML.exteriorParser_
|
|
}
|
|
};
|
|
|
|
|
|
/**
|
|
* @const
|
|
* @type {Object.<string, Object.<string, ol.xml.Parser>>}
|
|
* @private
|
|
*/
|
|
ol.format.GML.MULTIPOINT_PARSERS_ = {
|
|
'http://www.opengis.net/gml' : {
|
|
'pointMember': ol.xml.makeArrayPusher(ol.format.GML.pointMemberParser_),
|
|
'pointMembers': ol.xml.makeArrayPusher(ol.format.GML.pointMemberParser_)
|
|
}
|
|
};
|
|
|
|
|
|
/**
|
|
* @const
|
|
* @type {Object.<string, Object.<string, ol.xml.Parser>>}
|
|
* @private
|
|
*/
|
|
ol.format.GML.MULTILINESTRING_PARSERS_ = {
|
|
'http://www.opengis.net/gml' : {
|
|
'lineStringMember': ol.xml.makeArrayPusher(
|
|
ol.format.GML.lineStringMemberParser_),
|
|
'lineStringMembers': ol.xml.makeArrayPusher(
|
|
ol.format.GML.lineStringMemberParser_)
|
|
}
|
|
};
|
|
|
|
|
|
/**
|
|
* @const
|
|
* @type {Object.<string, Object.<string, ol.xml.Parser>>}
|
|
* @private
|
|
*/
|
|
ol.format.GML.MULTICURVE_PARSERS_ = {
|
|
'http://www.opengis.net/gml' : {
|
|
'curveMember': ol.xml.makeArrayPusher(
|
|
ol.format.GML.curveMemberParser_),
|
|
'curveMembers': ol.xml.makeArrayPusher(
|
|
ol.format.GML.curveMemberParser_)
|
|
}
|
|
};
|
|
|
|
|
|
/**
|
|
* @const
|
|
* @type {Object.<string, Object.<string, ol.xml.Parser>>}
|
|
* @private
|
|
*/
|
|
ol.format.GML.MULTISURFACE_PARSERS_ = {
|
|
'http://www.opengis.net/gml' : {
|
|
'surfaceMember': ol.xml.makeArrayPusher(
|
|
ol.format.GML.surfaceMemberParser_),
|
|
'surfaceMembers': ol.xml.makeArrayPusher(
|
|
ol.format.GML.surfaceMemberParser_)
|
|
}
|
|
};
|
|
|
|
|
|
/**
|
|
* @const
|
|
* @type {Object.<string, Object.<string, ol.xml.Parser>>}
|
|
* @private
|
|
*/
|
|
ol.format.GML.MULTIPOLYGON_PARSERS_ = {
|
|
'http://www.opengis.net/gml' : {
|
|
'polygonMember': ol.xml.makeArrayPusher(
|
|
ol.format.GML.polygonMemberParser_),
|
|
'polygonMembers': ol.xml.makeArrayPusher(
|
|
ol.format.GML.polygonMemberParser_)
|
|
}
|
|
};
|
|
|
|
|
|
/**
|
|
* @const
|
|
* @type {Object.<string, Object.<string, ol.xml.Parser>>}
|
|
* @private
|
|
*/
|
|
ol.format.GML.POINTMEMBER_PARSERS_ = {
|
|
'http://www.opengis.net/gml' : {
|
|
'Point': ol.xml.makeArrayPusher(
|
|
ol.format.GML.readFlatCoordinatesFromNode_)
|
|
}
|
|
};
|
|
|
|
|
|
/**
|
|
* @const
|
|
* @type {Object.<string, Object.<string, ol.xml.Parser>>}
|
|
* @private
|
|
*/
|
|
ol.format.GML.LINESTRINGMEMBER_PARSERS_ = {
|
|
'http://www.opengis.net/gml' : {
|
|
'LineString': ol.xml.makeArrayPusher(
|
|
ol.format.GML.readLineString_)
|
|
}
|
|
};
|
|
|
|
|
|
/**
|
|
* @const
|
|
* @type {Object.<string, Object.<string, ol.xml.Parser>>}
|
|
* @private
|
|
*/
|
|
ol.format.GML.CURVEMEMBER_PARSERS_ = {
|
|
'http://www.opengis.net/gml' : {
|
|
'LineString': ol.xml.makeArrayPusher(ol.format.GML.readLineString_),
|
|
'Curve': ol.xml.makeArrayPusher(ol.format.GML.readCurve_)
|
|
}
|
|
};
|
|
|
|
|
|
/**
|
|
* @const
|
|
* @type {Object.<string, Object.<string, ol.xml.Parser>>}
|
|
* @private
|
|
*/
|
|
ol.format.GML.SURFACEMEMBER_PARSERS_ = {
|
|
'http://www.opengis.net/gml' : {
|
|
'Polygon': ol.xml.makeArrayPusher(ol.format.GML.readPolygon_),
|
|
'Surface': ol.xml.makeArrayPusher(ol.format.GML.readSurface_)
|
|
}
|
|
};
|
|
|
|
|
|
/**
|
|
* @const
|
|
* @type {Object.<string, Object.<string, ol.xml.Parser>>}
|
|
* @private
|
|
*/
|
|
ol.format.GML.POLYGONMEMBER_PARSERS_ = {
|
|
'http://www.opengis.net/gml' : {
|
|
'Polygon': ol.xml.makeArrayPusher(
|
|
ol.format.GML.readPolygon_)
|
|
}
|
|
};
|
|
|
|
|
|
/**
|
|
* @const
|
|
* @type {Object.<string, Object.<string, ol.xml.Parser>>}
|
|
* @private
|
|
*/
|
|
ol.format.GML.SURFACE_PARSERS_ = {
|
|
'http://www.opengis.net/gml' : {
|
|
'patches': ol.xml.makeReplacer(ol.format.GML.patchesParser_)
|
|
}
|
|
};
|
|
|
|
|
|
/**
|
|
* @const
|
|
* @type {Object.<string, Object.<string, ol.xml.Parser>>}
|
|
* @private
|
|
*/
|
|
ol.format.GML.CURVE_PARSERS_ = {
|
|
'http://www.opengis.net/gml' : {
|
|
'segments': ol.xml.makeReplacer(ol.format.GML.segmentsParser_)
|
|
}
|
|
};
|
|
|
|
|
|
/**
|
|
* @const
|
|
* @type {Object.<string, Object.<string, ol.xml.Parser>>}
|
|
* @private
|
|
*/
|
|
ol.format.GML.ENVELOPE_PARSERS_ = {
|
|
'http://www.opengis.net/gml' : {
|
|
'lowerCorner': ol.xml.makeArrayPusher(ol.format.GML.readFlatPosList_),
|
|
'upperCorner': ol.xml.makeArrayPusher(ol.format.GML.readFlatPosList_)
|
|
}
|
|
};
|
|
|
|
|
|
/**
|
|
* @const
|
|
* @type {Object.<string, Object.<string, ol.xml.Parser>>}
|
|
* @private
|
|
*/
|
|
ol.format.GML.PATCHES_PARSERS_ = {
|
|
'http://www.opengis.net/gml' : {
|
|
'PolygonPatch': ol.xml.makeReplacer(ol.format.GML.polygonPatchParser_)
|
|
}
|
|
};
|
|
|
|
|
|
/**
|
|
* @const
|
|
* @type {Object.<string, Object.<string, ol.xml.Parser>>}
|
|
* @private
|
|
*/
|
|
ol.format.GML.SEGMENTS_PARSERS_ = {
|
|
'http://www.opengis.net/gml' : {
|
|
'LineStringSegment': ol.xml.makeReplacer(
|
|
ol.format.GML.lineStringSegmentParser_)
|
|
}
|
|
};
|
|
|
|
|
|
/**
|
|
* @const
|
|
* @type {Object.<string, Object.<string, ol.xml.Parser>>}
|
|
* @private
|
|
*/
|
|
ol.format.GML.RING_PARSERS_ = {
|
|
'http://www.opengis.net/gml' : {
|
|
'LinearRing': ol.xml.makeReplacer(ol.format.GML.readFlatLinearRing_)
|
|
}
|
|
};
|
|
|
|
|
|
/**
|
|
* @const
|
|
* @type {Object.<string, Object.<string, ol.xml.Parser>>}
|
|
* @private
|
|
*/
|
|
ol.format.GML.FLAT_LINEAR_RING_PARSERS_ = {
|
|
'http://www.opengis.net/gml' : {
|
|
'posList': ol.xml.makeReplacer(ol.format.GML.readFlatPosList_)
|
|
}
|
|
};
|
|
|
|
|
|
/**
|
|
* @inheritDoc
|
|
*/
|
|
ol.format.GML.prototype.readGeometryFromNode = function(node) {
|
|
var geometry = ol.format.GML.readGeometry_(node, [{}]);
|
|
return (goog.isDef(geometry)) ? geometry : null;
|
|
};
|
|
|
|
|
|
/**
|
|
* @inheritDoc
|
|
*/
|
|
ol.format.GML.prototype.readFeaturesFromNode = function(node) {
|
|
var objectStack = [{
|
|
'featureType': this.featureType_,
|
|
'featureNS': this.featureNS_
|
|
}];
|
|
return ol.format.GML.readFeatures_(node, objectStack);
|
|
};
|