Created
September 23, 2014 13:43
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How to offset the center of a Google maps (API v3) in pixels?
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| google.maps.Map.prototype.setCenterWithOffset= function(latlng, offsetX, offsetY) { | |
| var map = this; | |
| var ov = new google.maps.OverlayView(); | |
| ov.onAdd = function() { | |
| var proj = this.getProjection(); | |
| var aPoint = proj.fromLatLngToContainerPixel(latlng); | |
| aPoint.x = aPoint.x+offsetX; | |
| aPoint.y = aPoint.y+offsetY; | |
| map.setCenter(proj.fromContainerPixelToLatLng(aPoint)); | |
| }; | |
| ov.draw = function() {}; | |
| ov.setMap(this); | |
| }; | |
| // Using | |
| var latlng = new google.maps.LatLng(-34.397, 150.644); | |
| var map = new google.maps.Map(document.getElementById("map_canvas"), { | |
| zoom: 8, | |
| mapTypeId: google.maps.MapTypeId.ROADMAP, | |
| center: latlng | |
| }); | |
| map.setCenterWithOffset(latlng, 0, 250); |
This code makes Firefox and Chrome on my Computer take 90-100% of cpu-power (until they stop responding)... =/
Any idea why?
Very helpful! congrats!
Works great, thanks!
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map.panBy(0,-30)when zoom will offset the new center... I also want to know if this one could fix that~