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Only shift extents that cross once.

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This commit is contained in:
tschaub
2011-09-29 19:46:00 -06:00
parent d291b970a4
commit 5925cb12d7
1 changed files with 8 additions and 5 deletions
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13
lib/OpenLayers/BaseTypes/Bounds.js
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@@ -652,21 +652,24 @@ OpenLayers.Bounds = OpenLayers.Class({
if (maxExtent) {
var width = maxExtent.getWidth();
var newRight = newBounds.right - rightTolerance;
var newLeft = newBounds.left + leftTolerance;
//shift right?
while (newBounds.left < maxExtent.left &&
newBounds.right - rightTolerance <= maxExtent.left ) {
newRight <= maxExtent.left ) {
newBounds = newBounds.add(width, 0);
}
//shift left?
while (newBounds.left + leftTolerance >= maxExtent.right &&
while (newLeft >= maxExtent.right &&
newBounds.right > maxExtent.right ) {
newBounds = newBounds.add(-width, 0);
}
// crosses right? force left
if (newBounds.left + leftTolerance < maxExtent.right &&
newBounds.right - rightTolerance > maxExtent.right) {
// crosses right only? force left
if (newLeft < maxExtent.right && newLeft > maxExtent.left &&
newRight > maxExtent.right) {
newBounds = newBounds.add(-width, 0);
}
}