From c5bbc39b4a8b86a6d19238ffab1a6e15ce7ae296 Mon Sep 17 00:00:00 2001 From: crschmidt Date: Wed, 23 May 2007 03:49:33 +0000 Subject: [PATCH] Minor change to Layer.js as described in patch-like form in #715: getLonLatFromViewPorPx should return null if no center is set (and, in the future, throw a debug statement out there.) Closes #715. git-svn-id: http://svn.openlayers.org/trunk/openlayers@3162 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf --- lib/OpenLayers/Layer.js | 12 +++++++----- 1 file changed, 7 insertions(+), 5 deletions(-) diff --git a/lib/OpenLayers/Layer.js b/lib/OpenLayers/Layer.js index c01167af78..3900fd9f71 100644 --- a/lib/OpenLayers/Layer.js +++ b/lib/OpenLayers/Layer.js @@ -608,13 +608,15 @@ OpenLayers.Layer.prototype = { if (viewPortPx != null) { var size = this.map.getSize(); var center = this.map.getCenter(); - var res = this.map.getResolution(); + if (center) { + var res = this.map.getResolution(); - var delta_x = viewPortPx.x - (size.w / 2); - var delta_y = viewPortPx.y - (size.h / 2); + var delta_x = viewPortPx.x - (size.w / 2); + var delta_y = viewPortPx.y - (size.h / 2); - lonlat = new OpenLayers.LonLat(center.lon + delta_x * res , - center.lat - delta_y * res); + lonlat = new OpenLayers.LonLat(center.lon + delta_x * res , + center.lat - delta_y * res); + } // else { DEBUG STATEMENT } } return lonlat; },