Merge pull request #484 from jgravois/dyn-align

trim height of export requests when necessary
Esri · Mar 18, 2015 · ce2d20f · ce2d20f
2 parents 18f5a7f + 8f25e91
commit ce2d20f
Showing 1 changed file with 8 additions and 0 deletions.
diff --git a/src/Layers/DynamicMapLayer.js b/src/Layers/DynamicMapLayer.js
@@ -90,6 +90,14 @@ EsriLeaflet.Layers.DynamicMapLayer = EsriLeaflet.Layers.RasterLayer.extend({
     var ne = this._map.options.crs.project(bounds._northEast);
     var sw = this._map.options.crs.project(bounds._southWest);
 
+    //ensure that we don't ask ArcGIS Server for a taller image than we have actual map displaying
+    var top = this._map.latLngToLayerPoint(bounds._northEast);
+    var bottom = this._map.latLngToLayerPoint(bounds._southWest);
+
+    if (top.y > 0 || bottom.y < size.y){
+      size.y = bottom.y - top.y;
+    }
+
     var params = {
       bbox: [sw.x, sw.y, ne.x, ne.y].join(','),
       size: size.x + ',' + size.y,