mirror of
https://github.com/Viglino/ol-ext.git
synced 2026-01-25 17:36:21 +00:00
367 lines
9.8 KiB
HTML
367 lines
9.8 KiB
HTML
<!DOCTYPE html>
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<html>
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<head>
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<title>CSV2GeoJSON</title>
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<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
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<meta name="description" content="Convert CSV file to GeoJSON." />
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<meta name="keywords" content="csv, geojson, online" />
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<!-- jQuery -->
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<script type="text/javascript" src="https://code.jquery.com/jquery-1.11.0.min.js"></script>
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<!-- FontAwesome -->
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<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/4.7.0/css/font-awesome.min.css">
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<!-- ol3 to show the map -->
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<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/ol@latest/ol.css" />
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<script type="text/javascript" src="https://cdn.jsdelivr.net/npm/ol@latest/dist/ol.js"></script>
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<!-- filesaver-js -->
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<script type="text/javascript" src="https://cdn.rawgit.com/eligrey/FileSaver.js/aa9f4e0e/FileSaver.min.js"></script>
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<!-- Papaparse -->
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<script type="text/javascript" src="https://unpkg.com/papaparse@4.6.3/papaparse.min.js"></script>
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<!-- ol-ext -->
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<link rel="stylesheet" href="../../dist/ol-ext.css" />
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<script type="text/javascript" src="../../dist/ol-ext.js"></script>
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<!-- Pointer events polyfill for old browsers, see https://caniuse.com/#feat=pointer -->
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<script src="https://unpkg.com/elm-pep"></script>
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<!-- exif2geojson -->
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<link rel="stylesheet" href="../style.css" />
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<style>
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body {
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max-width: 800px;
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margin: 0.5em auto;
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background: #ddc;
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font-family: 'Open Sans Condensed',Arial,Helvetica,Verdana,sans-serif;
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color: #775;
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}
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h1 {
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background: #886;
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}
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h1 .fa {
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color: #fff;
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font-size:1.8em;
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vertical-align: middle;
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}
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.info {
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padding:1em 2em;
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background: #fff;
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border-radius: 6px;
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clear: both;
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}
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.globe {
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text-align:center;
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float:left;
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font-size: 5em;
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width:40%;
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line-height: 1em;
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}
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.globe .fa {
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vertical-align: middle;
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margin:0 5px;
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color:#664;
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}
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.globe .fa-file-excel-o {
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font-size: 0.75em;
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}
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.globe .fa-arrow-circle-right {
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font-size: 0.5em;
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}
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#dropfile {
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font-size:1.2em;
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width:55%;
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float: right;
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border:3px dashed #997;
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padding:1em 3.5em;
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text-align:center;
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box-sizing: border-box;
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margin: .5em 3em 1em -3em;
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font-weight: bold;
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}
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#dropfile.hover{
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border-color: #664;
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background: #e6e6d6;
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}
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#pbar {
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display: none;
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width:200px;
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border:1px solid #664;
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margin: 0.5em;
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float:left;
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}
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#pbar > div {
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height: 15px;
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width: 0;
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background: #664;
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}
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textarea {
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width:100%;
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height:15em;
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box-sizing:border-box;
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white-space: nowrap;
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min-width: 100%;
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max-width: 100%;
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}
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.loading {
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margin:0 0 1em;
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padding:0.5em;
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height:1em;
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}
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label.radio {
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display: inline-flex;
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}
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#lonlat, #geom {
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float: left;
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margin: .3em 1em 1em 0;
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}
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#lonlat ~ div,
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#geom ~ div {
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opacity: .5;
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pointer-events: none;
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}
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#lonlat:checked ~ .lonlat,
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#geom:checked ~ .geom {
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opacity: 1;
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pointer-events: all;
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}
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.info > button {
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float: right;
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background: #887;
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color: #fff;
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border: 0;
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margin: 0 2em;
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font-size: 1.3em;
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font-weight: bold;
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padding: 0.25em 1em;
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display: none;
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cursor: pointer;
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}
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.info > button i {
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color:#fff;
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}
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#map {
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display: none;
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float:none;
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width: 100%;
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height: 400px;
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}
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.warn {
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background: #fe0;
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color: #800;
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padding: 0 1em;
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}
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@media (max-height: 450px) {
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body {
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margin: 0 auto;
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}
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.globe {
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font-size: 3em;
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}
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#dropfile {
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margin: 0 3em 0 -3em;
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padding: .5em;
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}
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.info {
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margin: 0;
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padding: .3em 2em;
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}
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.loading {
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margin: 0;
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padding: .1em .5em;
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}
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}
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</style>
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</head>
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<body >
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<a href="https://github.com/Viglino/ol-ext" class="icss-github-corner"><i></i></a>
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<a class="title" href="../../index.html">
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<h1><i class="fa fa-globe"></i> CSV2GeoJSON</h1>
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</a>
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<div class="info">
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Convert CSV (Comma Separated Values) file into GeoJSON.
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</div>
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<div class="globe">
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<i class="fa fa-file-excel-o"></i><i class="fa fa-arrow-circle-right"></i><i class="fa fa-globe"></i>
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</div>
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<div id="dropfile">
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Drag & drop CSV file to convert.
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</div>
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<div class="info">
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<div id="pbar"><div></div></div>
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<label class="radio">
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<input id="lonlat" name="geom" type="radio" checked="checked" />
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<div class="lonlat">
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<label class='lon'>longitude: <select></select></label>
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<br/>
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<label class='lat'>latitude: <select></select></label>
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</div>
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</label>
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<br/>
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<label class="radio">
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<input id="geom" name="geom" type="radio" />
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<div class="geom">
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<label class='type'>type: <select></select></label>
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<br/>
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<label class='geometry'>geometry: <select></select></label>
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</div>
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</label>
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<button onclick="download()"><i class="fa fa-download"></i> Download</button>
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<div class="loading"></div>
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<div id="map"></div>
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<textarea id="result"></textarea>
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</div>
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<script>
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var name, result;
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function getGeoJSON() {
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var json = {
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type: 'FeatureCollection',
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features: []
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};
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var point = $("#lonlat").prop("checked");
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var lon = $('label.lon select').val();
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var lat = $('label.lat select').val();
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var type = $('label.type select').val();
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var geom = $('label.geometry select').val();
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try {
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result.data.forEach(function (d) {
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var f = {
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type: 'Feature',
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properties: $.extend({},d)
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}
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if (point) {
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delete f.properties[lon];
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delete f.properties[lat];
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f.geometry = {
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type: 'Point',
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coordinates: [ parseFloat(d[lon]), parseFloat(d[lat])]
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};
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} else {
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delete f.properties[type];
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delete f.properties[geom];
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f.geometry = {
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type: d[type],
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coordinates: JSON.parse(d[geom])
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};
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}
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json.features.push(f);
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});
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} catch(e) {}
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console.log(json)
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var res = JSON.stringify(json, null, ' ');
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if (res.length>5000) {
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$('textarea').html(res.substr(0,5000)+'\n...');
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} else {
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$('textarea').html(res);
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}
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return res;
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}
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function download() {
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var res = getGeoJSON();
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var blob = new Blob([res], {type: "text/plain;charset=utf-8"});
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saveAs(blob, name+".geojson");
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};
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$(document).on('dragover dragleave', function (e) {
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e.preventDefault();
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e.stopPropagation();
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if (e.type=='dragover') $("#dropfile").addClass('hover');
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else $("#dropfile").removeClass('hover');
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return false;
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});
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function showLonlat() {
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if ($('label.lon select').val() && $('label.lat select').val()) {
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$('button').show();
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getGeoJSON();
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}
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else $('button').hide();
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}
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$('#lonlat').on('click', showGeom);
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$('label.lon select').on('change', showLonlat);
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$('label.lat select').on('change', showLonlat);
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function showGeom() {
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if ($('label.type select').val() && $('label.geometry select').val()) {
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$('button').show();
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getGeoJSON();
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}
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else $('button').hide();
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}
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$('#geom').on('click', showGeom);
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$('label.type select').on('change', showGeom);
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$('label.geometry select').on('change', showGeom);
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$(document).on('drop', function (e) {
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if (e.originalEvent.dataTransfer) {
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if (e.originalEvent.dataTransfer.files.length) {
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// Stop the propagation of the event
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e.preventDefault();
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e.stopPropagation();
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$("#dropfile").removeClass('hover');
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$(".loading").html(" loading...");
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// Main function to upload
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var file = e.originalEvent.dataTransfer.files[0];
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name = file.name.split('.').slice(0, -1).join('.');
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Papa.parse(file, {
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header: true,
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complete: function(results) {
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result = results;
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$('label.lon select').html('');
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$('label.lat select').html('');
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$('label.type select').html('');
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$('label.geometry select').html('');
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results.meta.fields.forEach(function(att, i) {
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$('<option>').val(att).text(att).prop('selected',/^long?$|longitude/i.test(att)).appendTo($('label.lon select'));
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$('<option>').val(att).text(att).prop('selected',/^lat$|latitude/i.test(att)).appendTo($('label.lat select'));
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$('<option>').val(att).text(att).prop('selected',/^type$/i.test(att)).appendTo($('label.type select'));
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$('<option>').val(att).text(att).prop('selected',/^geom|^coord/i.test(att)).appendTo($('label.geometry select'));
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});
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$(".loading").html("");
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$('label.lon select').change();
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}
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});
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}
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} else {
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$(this).css('border', '3px dashed #BBBBBB');
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}
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return false;
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});
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// The map
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var map = new ol.Map({
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target: 'map',
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view: new ol.View({
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zoom: 1,
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center: [270055, 3528229.]
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}),
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layers: [ new ol.layer.Geoportail({ layer: 'GEOGRAPHICALGRIDSYSTEMS.PLANIGNV2' }) ]
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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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style: new ol.style.Style({
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image: new ol.style.Circle({
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fill: new ol.style.Fill({ color:"rgba(102, 68, 68, 0.6)" }),
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radius: 5
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})})
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});
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map.addLayer(vector);
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</script>
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</body>
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</html> |