35d5158454
Conflicts: src/objectliterals.jsdoc src/ol/attribution.js src/ol/geom/geometry.js src/ol/geom/geometrycollection.js src/ol/geom/linestring.js src/ol/layer/vectorlayer.exports src/ol/layer/vectorlayer.js src/ol/map.js src/ol/proj/proj.js src/ol/renderer/canvas/canvasvectorlayerrenderer.js src/ol/source/imagewmssource.js src/ol/source/tilewmssource.js src/ol/source/vectorsource.exports src/ol/source/vectorsource.js src/ol/source/wmssource.js src/ol/style/style.js src/ol/tilegrid/tilegrid.js src/ol/tilegrid/wmtstilegrid.js src/ol/tilegrid/xyztilegrid.js
126 lines
3.1 KiB
JavaScript
126 lines
3.1 KiB
JavaScript
// FIXME remove reprojectTo
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goog.provide('ol.source.VectorFile');
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goog.require('goog.asserts');
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goog.require('goog.net.XhrIo');
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goog.require('ol.format.FormatType');
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goog.require('ol.proj');
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goog.require('ol.source.State');
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goog.require('ol.source.Vector');
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/**
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* @constructor
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* @extends {ol.source.Vector}
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* @param {olx.source.VectorFileOptions=} opt_options Options.
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*/
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ol.source.VectorFile = function(opt_options) {
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var options = goog.isDef(opt_options) ? opt_options : {};
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goog.base(this, {
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attributions: options.attributions,
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extent: options.extent,
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logo: options.logo,
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projection: options.projection
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});
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/**
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* @type {ol.format.Format}
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* @protected
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*/
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this.format = options.format;
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/**
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* @type {ol.proj.Projection}
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* @private
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*/
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this.reprojectTo_ = goog.isDef(options.reprojectTo) ?
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ol.proj.get(options.reprojectTo) : ol.proj.get('EPSG:3857');
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if (goog.isDef(options.doc)) {
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this.readFeatures_(options.doc);
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}
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if (goog.isDef(options.node)) {
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this.readFeatures_(options.node);
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}
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if (goog.isDef(options.object)) {
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this.readFeatures_(options.object);
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}
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if (goog.isDef(options.text)) {
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this.readFeatures_(options.text);
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}
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if (goog.isDef(options.url)) {
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this.setState(ol.source.State.LOADING);
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goog.net.XhrIo.send(options.url, goog.bind(this.handleXhrIo_, this));
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}
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};
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goog.inherits(ol.source.VectorFile, ol.source.Vector);
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/**
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* @param {Event} event Event.
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* @private
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*/
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ol.source.VectorFile.prototype.handleXhrIo_ = function(event) {
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var xhrIo = /** @type {goog.net.XhrIo} */ (event.target);
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if (xhrIo.isSuccess()) {
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var type = this.format.getType();
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/** @type {Document|Node|Object|string|undefined} */
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var source;
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if (type == ol.format.FormatType.BINARY) {
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// FIXME
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} else if (type == ol.format.FormatType.JSON) {
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source = xhrIo.getResponseJson();
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} else if (type == ol.format.FormatType.TEXT) {
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source = xhrIo.getResponseText();
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} else if (type == ol.format.FormatType.XML) {
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source = xhrIo.getResponseXml();
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} else {
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goog.asserts.fail();
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}
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if (goog.isDef(source)) {
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this.readFeatures_(source);
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} else {
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goog.asserts.fail();
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this.setState(ol.source.State.ERROR);
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}
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} else {
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this.setState(ol.source.State.ERROR);
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}
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};
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/**
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* @param {Document|Node|Object|string} source Source.
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* @private
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*/
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ol.source.VectorFile.prototype.readFeatures_ = function(source) {
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var format = this.format;
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var features = format.readFeatures(source);
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var featureProjection = format.readProjection(source);
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var transform;
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if (!ol.proj.equivalent(featureProjection, this.reprojectTo_)) {
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transform = ol.proj.getTransform(featureProjection, this.reprojectTo_);
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} else {
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transform = null;
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}
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var i, ii;
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for (i = 0, ii = features.length; i < ii; ++i) {
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var feature = features[i];
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var geometry = feature.getGeometry();
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if (!goog.isNull(geometry) && !goog.isNull(transform)) {
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geometry.transform(transform);
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}
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this.addFeature(feature);
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}
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this.setState(ol.source.State.READY);
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};
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