Current code calls the markermanager's refresh() method every time a marker is added, this doesn't perform so well when adding > 100 points to a map - particularly in IE 7 - 9. Attached patch calls refresh() on the 'markersready' event (fired after all markers have been added) instead.

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markermanager_optimization.diff383 bytestnightingale

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podarok’s picture

Version: 6.x-1.x-dev » 7.x-2.x-dev
Status: Needs review » Needs work

please, provide patch for latest dev