cartodb-4.29/lib/assets/javascripts/cdb/examples/index.html
zhongjin a96ef233c9 cdb
2020-06-15 12:07:54 +08:00

205 lines
5.9 KiB
HTML

<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Legends | CartoDB.js</title>
<link rel="stylesheet" href="https://libs.cartocdn.com/cartodb.js/v3/3.15/themes/css/cartodb.css" />
<script src="https://libs.cartocdn.com/cartodb.js/v3/3.15/cartodb.js"></script>
<script>
currentLegend = null;
legends = {};
legendsArray = [];
function selectLegend(e){
e.stopPropagation();
e.preventDefault();
var target = e.target;
var $link = $(e.target);
var type = $link.attr("data-legend");
if (type === 'stacked') {
$(".legend-selector a").addClass("selected");
var stackedLegend = new cdb.geo.ui.Legend.Stacked({
data: legendsArray
});
currentLegend = stackedLegend;
} else {
$(".legend-selector a.selected").removeClass("selected");
$link.addClass("selected");
currentLegend = legends[type].legend;
}
currentLegend.addTo(".legends");
// $("#map .legends").html(currentLegend.render().$el);
}
function renderLegendList() {
_.each(legends, function(legend, type) {
var li = '<li><a href="#" data-legend="' + type + '">' + legend.title + '</a></li>';
$(".legend-selector").append(li);
});
var li = '<li><a href="#" data-legend="stacked">Stacked</a></li>';
$(".legend-selector").append(li);
}
window.onload = function() {
var customLegend = new cdb.geo.ui.Legend.Custom({
title: "Custom Legend",
data: [
{ name: "Natural Parks", value: "#58A062" },
{ name: "Villages", value: "#F07971" },
{ name: "Rivers", value: "#54BFDE" },
{ name: "Fields", value: "#9BC562" },
{ name: "Caves", value: "#FABB5C" }
]
});
var categoryLegend = new cdb.geo.ui.Legend.Category({
title: "Category Legend",
data: [
{ name: "Airport Parks", value: "img/airport-24@2x.png", type: "image" },
{ name: "Heart", value: "img/heart-24@2x.png", type: "image" },
{ name: "Zoom", value: "img/zoo-24@2x.png", type: "image" },
{ name: "Fields", value: "img/tennis-24@2x.png", type: "image" },
{ name: "Caves", value: "img/town-hall-24@2x.png", type: "image" },
]
});
var bubbleLegend = new cdb.geo.ui.Legend.Bubble({
title: "Bubble Legend",
min: 21, max: 20, color: "red"
});
var densityLegend = new cdb.geo.ui.Legend.Density({
title: "Density Legend",
left: "0", right: "10", colors: [ "#58A062", "#F07971", "#54BFDE", "#9BC562", "#FABB5C" ]
});
var intensityLegend = new cdb.geo.ui.Legend.Intensity({
title: "Intensity Legend",
left: "10", right: "20", color: "#f1f1f1"
});
legends = {
custom: { legend: customLegend, title: "Custom Legend" },
bubble: { legend: bubbleLegend, title: "Bubble Legend" },
density: { legend: densityLegend, title: "Density Legend" },
category: { legend: categoryLegend, title: "Category Legend" },
intensity: { legend: intensityLegend, title: "Intensity Legend" }
};
legendsArray = [{
title: "Category Legend",
data: [
{ name: "Natural Parks", value: "#58A062" },
{ name: "Villages", value: "#F07971" },
{ name: "Rivers", value: "#54BFDE" },
{ name: "Fields", value: "#9BC562" },
{ name: "Caves", value: "#FABB5C" }
]
}, {
type: "bubble",
title: "Bubble Legend",
min: 21, max: 20, color: "red"
}];
renderLegendList();
$(".legend-selector a").click(selectLegend);
var map_viz_url = 'http://documentation.cartodb.com/api/v2/viz/2b13c956-e7c1-11e2-806b-5404a6a683d5/viz.json';
var onVisDone = function(vis, layers) {
layers[1].setInteraction(true);
layers[1].on('featureOver', function(e, latlng, pos, data, layerNumber) {
cartodb.log.log(e, latlng, pos, data, layerNumber);
});
};
cartodb.createVis('map', map_viz_url, { legends: false, no_cdn: true }).done(onVisDone);
}
</script>
<style type="text/css">
html, body {
position:relative;
}
html, body, #map {
height: 100%;
padding: 0;
margin: 0;
}
.legend-selector {
position:absolute;
top: 20px; right: 20px;
margin: 0; padding: 0;
z-index: 100;
}
.legend-selector li {
display:inline-block;
margin: 0 0 0 10px; padding: 0;
list-style:none;
}
.legend-selector li a {
display:block;
text-decoration:none;
text-align:center;
font: normal 13px "Helvetica",Arial;
color: #858585;
webkit-box-shadow: rgba(0, 0, 0, 0.2) 0 0 4px 2px;
-moz-box-shadow: rgba(0, 0, 0, 0.2) 0 0 4px 2px;
box-shadow: rgba(0, 0, 0, 0.2) 0 0 4px 2px;
-webkit-border-radius: 4px;
-moz-border-radius: 4px;
-ms-border-radius: 4px;
-o-border-radius: 4px;
border-radius: 4px;
border: 1px solid #999;
background: #FFF;
z-index: 5;
padding: 10px;
}
.legend-selector li a.selected {
background:#f1f1f1;
}
</style>
</head>
<body>
<ul class="legend-selector"> </ul>
<div id="map">
<div class="legends"></div>
</div>
</body>
</html>