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Merge pull request #317 from Xelio/patch-portal-limit-reach-hide-low-level-2

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New Feature: (method 2)Remove lower level portal when portal render limit reached
This commit is contained in:
Stefan Breunig
2013-02-27 02:44:47 -08:00
parent c33443bca9 f4f3e7791f
commit bbe67a6573
4 changed files with 100 additions and 2 deletions
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14
code/utils_misc.js
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@ -2,6 +2,14 @@
// UTILS + MISC ///////////////////////////////////////////////////////
window.layerGroupLength = function(layerGroup) {
var layersCount = 0;
var layers = layerGroup._layers;
if (layers)
layersCount = Object.keys(layers).length;
return layersCount;
}
// retrieves parameter from the URL?query=string.
window.getURLParam = function(param) {
var v = document.URL;
@ -152,7 +160,11 @@ window.getMinPortalLevel = function() {
var z = map.getZoom();
if(z >= 16) return 0;
var conv = ['impossible', 8,7,7,6,6,5,5,4,4,3,3,2,2,1,1];
return conv[z];
var minLevelByRenderLimit = portalRenderLimit.getMinLevel();
var result = minLevelByRenderLimit > conv[z]
? minLevelByRenderLimit
: conv[z];
return result;
}
// returns number of pixels left to scroll down before reaching the