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Use translate3d and translate where available.

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This commit is contained in:
ahocevar
2012-12-11 20:04:17 +01:00
parent 810d9ea95d
commit 44f28f8791
2 changed files with 46 additions and 16 deletions
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8
lib/OpenLayers/Control/PinchZoom.js
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@@ -105,12 +105,10 @@ OpenLayers.Control.PinchZoom = OpenLayers.Class(OpenLayers.Control, {
var current = (this.preserveCenter) ?
this.map.getPixelFromLonLat(this.map.getCenter()) : evt.xy;
var dx = Math.round((current.x - pinchOrigin.x) + (scale - 1) * (containerOrigin.x - pinchOrigin.x));
var dy = Math.round((current.y - pinchOrigin.y) + (scale - 1) * (containerOrigin.y - pinchOrigin.y));
var dx = Math.round((containerOrigin.x + current.x - pinchOrigin.x) + (scale - 1) * (containerOrigin.x - pinchOrigin.x));
var dy = Math.round((containerOrigin.y + current.y - pinchOrigin.y) + (scale - 1) * (containerOrigin.y - pinchOrigin.y));
this.applyTransform(
"translate(" + dx + "px, " + dy + "px) scale(" + scale + ")"
);
this.map.applyTransform(dx, dy, scale);
this.currentCenter = current;
},