8194ba9f0a
This makes the example a bit more awkward, but eventually adding and removing interactions will be the job of an editing control.
123 lines
2.8 KiB
JavaScript
123 lines
2.8 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.interaction');
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goog.require('ol.interaction.Draw');
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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.source.MapQuestOpenAerial');
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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.Rule');
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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 raster = new ol.layer.Tile({
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source: new ol.source.MapQuestOpenAerial()
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});
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var vector = new ol.layer.Vector({
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source: new ol.source.Vector({parser: null}),
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style: new ol.style.Style({
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rules: [
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new ol.style.Rule({
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filter: 'renderIntent("selected")',
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symbolizers: [
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new ol.style.Shape({
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fill: new ol.style.Fill({
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color: '#0099ff',
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opacity: 1
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}),
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stroke: new ol.style.Stroke({
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color: 'white',
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opacity: 0.75
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}),
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size: 14
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}),
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new ol.style.Fill({
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color: '#ffffff',
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opacity: 0.5
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}),
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new ol.style.Stroke({
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color: 'white',
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width: 5
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}),
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new ol.style.Stroke({
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color: '#0099ff',
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width: 3
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})
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]
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}),
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new ol.style.Rule({
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filter: 'renderIntent("temporary")',
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symbolizers: [
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new ol.style.Shape({
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fill: new ol.style.Fill({
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color: '#0099ff',
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opacity: 1
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}),
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stroke: new ol.style.Stroke({
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color: 'white',
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opacity: 0.75
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}),
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size: 14,
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zIndex: 1
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})
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]
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})
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],
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symbolizers: [
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new ol.style.Shape({
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fill: new ol.style.Fill({
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color: '#ffcc33',
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opacity: 1
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}),
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size: 14
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}),
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new ol.style.Fill({
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color: 'white',
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opacity: 0.2
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}),
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new ol.style.Stroke({
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color: '#ffcc33',
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width: 2
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})
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]
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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: [-11000000, 4600000],
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zoom: 4
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})
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});
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var modeSelect = document.getElementById('mode');
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var draw; // global so we can remove it later
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function addInteraction() {
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draw = new ol.interaction.Draw({
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layer: vector,
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mode: /** @type {ol.interaction.DrawMode} */
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(modeSelect.options[modeSelect.selectedIndex].value)
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});
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map.addInteraction(draw);
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}
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/**
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* Let user change the draw mode.
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* @param {Event} e Change event.
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*/
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modeSelect.onchange = function(e) {
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map.removeInteraction(draw);
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addInteraction();
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};
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addInteraction();
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