Merge pull request #1654 from tonio/vector-api-modify
Add Modify Interaction
This commit is contained in:
Antoine Abt
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examples/modify-features.html
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51
examples/modify-features.html
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<!doctype html>
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<html lang="en">
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<head>
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<meta charset="utf-8">
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<meta http-equiv="X-UA-Compatible" content="chrome=1">
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<meta name="viewport" content="initial-scale=1.0, user-scalable=no, width=device-width">
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<link rel="stylesheet" href="../css/ol.css" type="text/css">
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<link rel="stylesheet" href="../resources/bootstrap/css/bootstrap.min.css" type="text/css">
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<link rel="stylesheet" href="../resources/layout.css" type="text/css">
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<link rel="stylesheet" href="../resources/bootstrap/css/bootstrap-responsive.min.css" type="text/css">
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<title>Modify features example</title>
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</head>
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<body>
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<div class="navbar navbar-inverse navbar-fixed-top">
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<div class="navbar-inner">
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<div class="container">
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<a class="brand" href="./"><img src="../resources/logo.png"> OpenLayers 3 Examples</a>
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</div>
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</div>
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</div>
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<div class="container-fluid">
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<div class="row-fluid">
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<div class="span12">
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<div id="map" class="map"></div>
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</div>
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</div>
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<div class="row-fluid">
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<div class="span12">
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<h4 id="title">Modify features example</h4>
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<p id="shortdesc">Example of using the Modify interaction. Select a feature and drag the circle that appears when the cursor gets close to the selected geometry.</p>
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<div id="docs">
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<p>See the <a href="modify-features.js" target="_blank">modify-features.js source</a> to see how this is done.</p>
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</div>
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<div id="tags">modify, edit, vector</div>
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</div>
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</div>
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</div>
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<script src="jquery.min.js" type="text/javascript"></script>
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<script src="loader.js?id=modify-features" type="text/javascript"></script>
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<script src="../resources/example-behaviour.js" type="text/javascript"></script>
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</body>
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</html>
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239
examples/modify-features.js
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examples/modify-features.js
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goog.require('ol.FeatureOverlay');
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goog.require('ol.Map');
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goog.require('ol.View2D');
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goog.require('ol.interaction');
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goog.require('ol.interaction.Modify');
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goog.require('ol.interaction.Select');
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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.GeoJSON');
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goog.require('ol.source.MapQuest');
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goog.require('ol.style.Circle');
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goog.require('ol.style.Fill');
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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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style: 'Aerial',
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source: new ol.source.MapQuest({
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layer: 'sat'
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})
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});
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var styleFunction = (function() {
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var styles = {};
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var image = new ol.style.Circle({
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radius: 5,
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fill: null,
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stroke: new ol.style.Stroke({color: 'orange', width: 2})
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});
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styles['Point'] = [new ol.style.Style({image: image})];
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styles['Polygon'] = [new ol.style.Style({
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stroke: new ol.style.Stroke({
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color: 'blue',
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width: 3
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}),
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fill: new ol.style.Fill({
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color: 'rgba(0, 0, 255, 0.1)'
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})
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})];
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styles['MultiLinestring'] = [new ol.style.Style({
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stroke: new ol.style.Stroke({
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color: 'green',
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width: 3
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})
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})];
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styles['MultiPolygon'] = [new ol.style.Style({
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stroke: new ol.style.Stroke({
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color: 'yellow',
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width: 1
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}),
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fill: new ol.style.Fill({
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color: 'rgba(255, 255, 0, 0.1)'
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})
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})];
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styles['default'] = [new ol.style.Style({
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stroke: new ol.style.Stroke({
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color: 'red',
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width: 3
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}),
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fill: new ol.style.Fill({
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color: 'rgba(255, 0, 0, 0.1)'
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}),
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image: image
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})];
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return function(feature, resolution) {
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return styles[feature.getGeometry().getType()] || styles['default'];
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};
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})();
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var vectorSource = new ol.source.GeoJSON(
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/** @type {olx.source.GeoJSONOptions} */ ({
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object: {
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'type': 'FeatureCollection',
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'crs': {
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'type': 'name',
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'properties': {
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'name': 'EPSG:3857'
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}
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},
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'features': [
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{
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'type': 'Feature',
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'geometry': {
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'type': 'Point',
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'coordinates': [0, 0]
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}
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},
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{
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'type': 'Feature',
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'geometry': {
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'type': 'LineString',
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'coordinates': [[4e6, -2e6], [8e6, 2e6]]
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}
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},
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{
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'type': 'Feature',
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'geometry': {
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'type': 'Polygon',
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'coordinates': [[[-5e6, -1e6], [-4e6, 1e6],
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[-3e6, -1e6], [-5e6, -1e6]]]
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}
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},
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{
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'type': 'Feature',
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'geometry': {
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'type': 'MultiLineString',
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'coordinates': [
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[[-1e6, -7.5e5], [-1e6, 7.5e5]],
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[[1e6, -7.5e5], [1e6, 7.5e5]],
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[[-7.5e5, -1e6], [7.5e5, -1e6]],
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[[-7.5e5, 1e6], [7.5e5, 1e6]]
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]
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}
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},
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{
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'type': 'Feature',
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'geometry': {
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'type': 'MultiPolygon',
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'coordinates': [
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[[[-5e6, 6e6], [-5e6, 8e6], [-3e6, 8e6],
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[-3e6, 6e6], [-5e6, 6e6]]],
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[[[-2e6, 6e6], [-2e6, 8e6], [0e6, 8e6],
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[0e6, 6e6], [-2e6, 6e6]]],
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[[[1e6, 6e6], [1e6, 8e6], [3e6, 8e6],
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[3e6, 6e6], [1e6, 6e6]]]
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]
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}
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},
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{
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'type': 'Feature',
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'geometry': {
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'type': 'GeometryCollection',
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'geometries': [
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{
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'type': 'LineString',
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'coordinates': [[-5e6, -5e6], [0e6, -5e6]]
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},
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{
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'type': 'Point',
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'coordinates': [4e6, -5e6]
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},
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{
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'type': 'Polygon',
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'coordinates': [[[1e6, -6e6], [2e6, -4e6], [3e6, -6e6]]]
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}
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]
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}
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}
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]
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}
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}));
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var vectorLayer = new ol.layer.Vector({
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source: vectorSource,
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styleFunction: styleFunction
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});
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var overlayStyle = (function() {
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var styles = {};
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styles['Polygon'] = [
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new ol.style.Style({
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fill: new ol.style.Fill({
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color: [255, 255, 255, 0.5]
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})
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}),
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new ol.style.Style({
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stroke: new ol.style.Stroke({
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color: [255, 255, 255, 1],
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width: 5
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})
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}),
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new ol.style.Style({
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stroke: new ol.style.Stroke({
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color: [0, 153, 255, 1],
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width: 3
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})
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})
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];
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styles['MultiPolygon'] = styles['Polygon'];
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styles['LineString'] = [
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new ol.style.Style({
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stroke: new ol.style.Stroke({
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color: [255, 255, 255, 1],
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width: 5
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})
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}),
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new ol.style.Style({
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stroke: new ol.style.Stroke({
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color: [0, 153, 255, 1],
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width: 3
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})
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})
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];
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styles['MultiLineString'] = styles['LineString'];
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styles['Point'] = [
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new ol.style.Style({
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image: new ol.style.Circle({
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radius: 7,
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fill: new ol.style.Fill({
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color: [0, 153, 255, 1]
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}),
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stroke: new ol.style.Stroke({
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color: [255, 255, 255, 0.75],
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width: 1.5
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})
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}),
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zIndex: 100000
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})
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];
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styles['MultiPoint'] = styles['Point'];
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styles['GeometryCollection'] = styles['Polygon'].concat(styles['Point']);
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return function(feature, resolution) {
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return styles[feature.getGeometry().getType()];
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};
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})();
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var overlay = new ol.FeatureOverlay({
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styleFunction: overlayStyle
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});
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var modify = new ol.interaction.Modify({ featureOverlay: overlay });
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var select = new ol.interaction.Select({ featureOverlay: overlay });
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var map = new ol.Map({
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interactions: ol.interaction.defaults().extend([select, modify]),
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layers: [raster, vectorLayer],
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renderer: '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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