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a little bit of dead code

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This commit is contained in:
Peter Cottle 2015-04-05 22:44:17 -07:00
parent d17ec768af
commit e268b117bc
1 changed files with 3 additions and 28 deletions
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31
src/js/util/zoomLevel.js
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@ -1,7 +1,6 @@
var _ = require('underscore');
var warnOnce = true;
var _warnOnce = true;
function detectZoom() {
/**
* Note: this method has only been tested on Chrome
@ -11,9 +10,9 @@ function detectZoom() {
* so I can't use it. The ecosystem for zoom level detection is a mess
*/
if (!window.outerWidth || !window.innerWidth) {
if (warnOnce) {
if (_warnOnce) {
console.warn("Can't detect zoom level correctly :-/");
warnOnce = false;
_warnOnce = false;
}
return 1;
}
@ -21,29 +20,5 @@ function detectZoom() {
return window.outerWidth / window.innerWidth;
}
var locked = true;
var setupZoomPoll = function(callback, context) {
var currentZoom = 0;
setInterval(function() {
var newZoom = detectZoom();
if (newZoom !== currentZoom) {
// we need to wait one more before issuing callback
// to avoid window resize issues
if (locked) {
locked = false;
return;
}
currentZoom = newZoom;
callback.apply(context, [newZoom]);
} else {
locked = true;
}
}, 500);
};
exports.setupZoomPoll = setupZoomPoll;
exports.detectZoom = detectZoom;