# HG changeset patch
# User hertzhaft
# Date 1477585299 -7200
# Node ID 2fd8ad1ff9f4ac61b36621c3e5ad3735cdfcac28
# Parent  6582bd2d03016e7cd0056f5d75fd8807351d1e24
smoother transition when zoom-dragging

diff -r 6582bd2d0301 -r 2fd8ad1ff9f4 webapp/src/main/webapp/jquery/jquery.digilib.js
--- a/webapp/src/main/webapp/jquery/jquery.digilib.js	Thu Oct 27 16:28:07 2016 +0200
+++ b/webapp/src/main/webapp/jquery/jquery.digilib.js	Thu Oct 27 18:21:39 2016 +0200
@@ -1279,8 +1279,9 @@
             // adjust scaler div size (beware: setting position makes the element relative)
             imgRect.getSize().adjustDiv($scaler);
             // show image in case it was hidden (for example in zoomDrag)
-            $img.css('visibility', 'visible');
-            $scaler.css({'opacity' : '1'});
+            $img.css('visibility', 'visible').fadeIn();
+            // $scaler.css({'opacity' : '1'});
+            $scaler.animate({opacity: 1}, 'fast');
             data.hasPreviewBg = false;
             // update display (render marks, etc.)
             updateDisplay(data);
@@ -1414,8 +1415,6 @@
         var imgTrafo = data.imgTrafo;
         var scalerPos = geom.position($scaler);
         var bgRect = null;
-        // hide the scaler img, show background of div instead
-        $img.css('visibility', 'hidden');
         // use current image as first background
         var scalerCss = {
                 'background-image' : 'url(' + $img.attr('src') + ')',
@@ -1465,6 +1464,8 @@
             }
         }
         $scaler.css(scalerCss);
+        // hide the scaler img, show background of div instead
+        $img.css('visibility', 'hidden').hide();
         data.hasPreviewBg = true;
     };