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'use strict';
var mbgl = require('../../../lib/mapbox-gl-native');
var request = require('request');
mbgl.on('message', function(msg) {
console.log('%s (%s): %s', msg.severity, msg.class, msg.text);
});
module.exports = function (style, options, callback) {
var map = new mbgl.Map({
ratio: options.pixelRatio,
request: function(req, callback) {
request(req.url, {encoding: null}, function (err, response, body) {
if (err) {
callback(err);
} else if (response.statusCode != 200) {
callback(new Error(response.statusMessage));
} else {
callback(null, {data: body});
}
});
}
});
var timedOut = false;
var watchdog = setTimeout(function () {
timedOut = true;
map.dumpDebugLogs();
callback(new Error('timed out after 20 seconds'));
}, 20000);
options.center = style.center;
options.zoom = style.zoom;
options.bearing = style.bearing;
options.pitch = style.pitch;
options.debug = {
tileBorders: options.debug,
collision: options.collisionDebug
};
map.load(style);
map.render(options, function (err, pixels) {
var results = options.queryGeometry ?
map.queryRenderedFeatures(options.queryGeometry) :
[];
map.release();
if (timedOut) return;
clearTimeout(watchdog);
callback(err, pixels, results.map(prepareFeatures));
});
function prepareFeatures(json) {
var r = JSON.parse(json);
delete r.layer;
r.geometry = null;
return r;
}
};
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