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always start the map extent on the right of the dateline

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This commit is contained in:
ahocevar
2011-09-29 10:03:02 -06:00
parent 949a5db60e
commit c53374c797
1 changed files with 14 additions and 6 deletions
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20
lib/OpenLayers/Map.js
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@@ -1940,7 +1940,18 @@ OpenLayers.Map = OpenLayers.Class({
var valid = false;
if (lonlat != null) {
var maxExtent = this.getMaxExtent();
valid = maxExtent.containsLonLat(lonlat);
valid = maxExtent.containsLonLat(lonlat);
if (!valid && this.baseLayer.wrapDateLine) {
lonlat = lonlat.clone();
var worldWidth = maxExtent.getWidth();
while(lonlat.lon > maxExtent.right) {
lonlat.lon -= worldWidth;
valid = maxExtent.containsLonLat(lonlat);
if (valid) {
break;
}
}
}
}
return valid;
},
@@ -2254,12 +2265,9 @@ OpenLayers.Map = OpenLayers.Class({
}
//if the bounds was straddling (see above), then the center point
// we got from it was wrong. So we take our new bounds and ask it
// for the center. Because our new bounds is at least partially
// outside the bounds of maxExtent, the new calculated center
// might also be. We don't want to pass a bad center value to
// setCenter, so we have it wrap itself across the date line.
// for the center.
//
center = bounds.getCenterLonLat().wrapDateLine(maxExtent);
center = bounds.getCenterLonLat();
}
this.setCenter(center, this.getZoomForExtent(bounds, closest));
},