84 lines
1.7 KiB
JavaScript
84 lines
1.7 KiB
JavaScript
goog.require('ol.Map');
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goog.require('ol.RendererHint');
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goog.require('ol.View2D');
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goog.require('ol.expr');
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goog.require('ol.layer.Tile');
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goog.require('ol.layer.Vector');
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goog.require('ol.parser.KML');
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goog.require('ol.source.Stamen');
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goog.require('ol.source.Vector');
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goog.require('ol.style.Fill');
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goog.require('ol.style.Shape');
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goog.require('ol.style.Stroke');
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goog.require('ol.style.Style');
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var style = new ol.style.Style({
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symbolizers: [
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new ol.style.Shape({
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size: ol.expr.parse('5 + 20 * (magnitude - 5)'),
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fill: new ol.style.Fill({
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color: '#ff9900',
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opacity: 0.4
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}),
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stroke: new ol.style.Stroke({
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color: '#ffcc00',
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opacity: 0.2
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})
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})
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]
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});
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var vector = new ol.layer.Vector({
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source: new ol.source.Vector({
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parser: new ol.parser.KML(),
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url: 'data/kml/2012_Earthquakes_Mag5.kml'
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}),
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style: style
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});
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var raster = new ol.layer.Tile({
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source: new ol.source.Stamen({
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layer: 'toner'
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})
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});
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var map = new ol.Map({
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layers: [raster, vector],
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renderer: ol.RendererHint.CANVAS,
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target: 'map',
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view: new ol.View2D({
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center: [0, 0],
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zoom: 2
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})
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});
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var info = $('#info');
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info.tooltip({
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animation: false,
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trigger: 'manual'
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});
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map.on(['click', 'mousemove'], function(evt) {
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var pixel = evt.getPixel();
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info.css({
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left: pixel[0] + 'px',
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top: (pixel[1] - 15) + 'px'
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});
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map.getFeatures({
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pixel: pixel,
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layers: [vector],
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success: function(layerFeatures) {
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var feature = layerFeatures[0][0];
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if (feature) {
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info.tooltip('hide')
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.attr('data-original-title', feature.get('name'))
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.tooltip('fixTitle')
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.tooltip('show');
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} else {
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info.tooltip('hide');
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}
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}
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});
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});
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