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updated readme example

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javi 2013-11-27 11:06:48 +01:00
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README.md
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@ -24,51 +24,56 @@ The simplest way to use a visualization with Torque is...
<div class="margin20"></div> <div class="margin20"></div>
<div class="code_title">Create a simple Torque visualization</div> <div class="code_title">Create a simple Torque visualization</div>
``` javascript ``` javascript
... ...
<body> <body>
<div id="map"></div> <div id="map"></div>
</body> </body>
... ...
// define the torque layer style using cartocss
var CARTOCSS = [
'Map {',
'-torque-time-attribute: "date";',
'-torque-aggregation-function: "count(cartodb_id)";',
'-torque-frame-count: 760;',
'-torque-animation-duration: 15;',
'-torque-resolution: 2',
'}',
'#layer {',
' marker-width: 3;',
' marker-fill-opacity: 0.8;',
' marker-fill: #FEE391; ',
' comp-op: "lighten";',
' [value > 2] { marker-fill: #FEC44F; }',
' [value > 3] { marker-fill: #FE9929; }',
' [value > 4] { marker-fill: #EC7014; }',
' [value > 5] { marker-fill: #CC4C02; }',
' [value > 6] { marker-fill: #993404; }',
' [value > 7] { marker-fill: #662506; }',
' [frame-offset = 1] { marker-width: 10; marker-fill-opacity: 0.05;}',
' [frame-offset = 2] { marker-width: 15; marker-fill-opacity: 0.02;}',
'}'
].join('\n');
var map = new L.Map('map', {
zoomControl: true,
center: [40, 0],
zoom: 3
});
L.tileLayer('http://{s}.api.cartocdn.com/base-dark/{z}/{x}/{y}.png', {
attribution: 'CartoDB'
}).addTo(map);
var torqueLayer = new L.TorqueLayer({
user : 'viz2',
table : 'ow',
cartocss: CARTOCSS
});
torqueLayer.addTo(map);
torqueLayer.play()
<script> <script>
window.onload = function() {
// Create a Leaflet map
var map = new L.Map('map', {
zoomControl: true,
center: [40, 0],
//center: [36.60670888641815, 38.627929687],
zoom: 3
});
// Add a basemap, here we use one provided by Stamen
L.tileLayer('http://tile.stamen.com/toner/{z}/{x}/{y}.png', {
attribution: 'Stamen'
}).addTo(map);
// Add Torque visualization
// - create the torqueLayer object
// - add the torqueLayer to the map
var torqueLayer = new L.TorqueLayer({
provider: 'sql_api',
user : 'viz2',
table : 'ow',
column : 'date',
countby : 'count(cartodb_id)',
resolution: 1,
is_time: true,
steps: 750,
pixel_size: 4,
blendmode : 'lighter'
});
torqueLayer.addTo(map);
var t = 0;
setInterval(function() {
torqueLayer.setKey((t++%750));
}, 100);
}
</script>
``` ```
[Grab the complete example source code](https://github.com/CartoDB/torque/blob/master/examples/navy_leaflet.html) [Grab the complete example source code](https://github.com/CartoDB/torque/blob/master/examples/navy_leaflet.html)
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