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Allow more than one digit range in ol.TileUrlFunction.expandUrl

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To be able to have number range like `{9-13}`
This commit is contained in:
Frederic Junod
2016-09-05 11:03:03 +02:00
parent bdced57162
commit 2591f61fd3
2 changed files with 31 additions and 3 deletions
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16
src/ol/tileurlfunction.js
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@@ -107,16 +107,26 @@ ol.TileUrlFunction.nullTileUrlFunction = function(tileCoord, pixelRatio, project
*/
ol.TileUrlFunction.expandUrl = function(url) {
var urls = [];
var match = /\{(\d)-(\d)\}/.exec(url) || /\{([a-z])-([a-z])\}/.exec(url);
var match = /\{([a-z])-([a-z])\}/.exec(url);
if (match) {
// char range
var startCharCode = match[1].charCodeAt(0);
var stopCharCode = match[2].charCodeAt(0);
var charCode;
for (charCode = startCharCode; charCode <= stopCharCode; ++charCode) {
urls.push(url.replace(match[0], String.fromCharCode(charCode)));
}
} else {
urls.push(url);
return urls;
}
match = match = /\{(\d+)-(\d+)\}/.exec(url);
if (match) {
// number range
var stop = parseInt(match[2], 10);
for (var i = parseInt(match[1], 10); i <= stop; i++) {
urls.push(url.replace(match[0], i.toString()));
}
return urls;
}
urls.push(url);
return urls;
};