Google Maps V3: Only show markers in viewport - Clear markers issue

Question

I like to create a map with Google Maps that can handle large amounts of markers (over 10.000). To not slow down the map I\'ve created a XML-file that only outputs the markers t

Answer 1

Due to the following explanation using 'tilesloaded' or 'bounds_changed' would be very wrong and cause unwilling continuous firings. Instead you would want to use 'idle' event which will fire once the user has stopped panning/zooming.

google.maps.event.addListener(map, 'idle', loadMapFromCurrentBounds);

https://developers.google.com/maps/articles/toomanymarkers#viewportmarkermanagement