# HG changeset patch
# User robcast
# Date 1389877233 -3600
# Node ID 29c97a4e266e86800675512e0df8c201beb7e6b3
# Parent  8cb0faad875a933c473f7677b8e543855ffa4c4e
small fixes.

diff -r 8cb0faad875a -r 29c97a4e266e webapp/src/main/webapp/jquery/jquery.digilib.js
--- a/webapp/src/main/webapp/jquery/jquery.digilib.js	Wed Jan 15 22:32:42 2014 +0100
+++ b/webapp/src/main/webapp/jquery/jquery.digilib.js	Thu Jan 16 14:00:33 2014 +0100
@@ -1579,6 +1579,39 @@
         }
     };
 
+    /**
+     * calculates the distance between two points (in relative cooordinates).
+     * 
+     * Returns the distance in (current) screen pixels, original pixels and 
+     * original size (in meter) (if available).
+     * 
+     * @param data
+     * @param p1 point in relative coordinates
+     * @param p2 point in relative coordinates
+     * @returns { pixel: X, o_pixel: Y, o_size: Z} 
+     * 
+     */
+    var getDistance = function (data, p1, p2) {
+    	var dist = {};
+    	if (data.imgTrafo != null) {
+	    	var pt1 = data.imgTrafo.transform(p1);
+	    	var pt2 = data.imgTrafo.transform(p2);
+	    	dist['pixel'] = pt1.distance(pt2);
+	    	if (data.imgInfo != null && data.imgInfo.width != null) {
+	    		// use original pixel size
+	    		var odx = (p2.x - p1.x) * data.imgInfo.width;
+	    		var ody = (p2.y - p1.y) * data.imgInfo.height;
+	    		var opd = Math.sqrt(odx * odx + ody * ody);
+	    		dist['o_pixel'] = opd;
+	    		if (data.imgInfo.dpi_x != null) {
+	    			// use original dpi
+	    			dist['o_size'] = opd / data.imgInfo.dpi_x * 0.0254;
+	    		}
+	    	}
+    	}
+    	return dist;
+    };
+    
     /** sets a key to a value (relative values with +/- if relative=true).
      * 
      */
@@ -1756,6 +1789,7 @@
             isFullArea : isFullArea,
             isNumber : isNumber,
             getFullscreenRect : getFullscreenRect,
+            getDistance : getDistance,
             getBorderWidth : getBorderWidth,
             cropFloat : cropFloat,
             cropFloatStr : cropFloatStr,
diff -r 8cb0faad875a -r 29c97a4e266e webapp/src/main/webapp/jquery/jquery.digilib.measure.js
--- a/webapp/src/main/webapp/jquery/jquery.digilib.measure.js	Wed Jan 15 22:32:42 2014 +0100
+++ b/webapp/src/main/webapp/jquery/jquery.digilib.measure.js	Thu Jan 16 14:00:33 2014 +0100
@@ -748,7 +748,7 @@
 
     var actions = {
         toolbar : function(data) {
-            var $toolbar = data.settings.$toolbar;
+            var $toolbar = data.$toolbar;
             if (!$toolbar) {
                 $toolbar = setupToolbar(data);
 				};
@@ -763,7 +763,7 @@
 
     // load shapes into select element
     var loadShapes = function(data) {
-        var $t = data.settings.$toolbar;
+        var $t = data.$toolbar;
         var $shape = $t.find('#measure-shapes');
         $.each(data.settings.shapes, function(index, name) {
             var $opt = $('<option value="'+index+'">'+name+'</option>');
@@ -773,7 +773,7 @@
 
     // load units into select elements
     var loadSections = function(data) {
-        var $t = data.settings.$toolbar;
+        var $t = data.$toolbar;
         var $unit1 = $t.find('#measure-unit1');
         var $unit2 = $t.find('#measure-unit2');
         var sections = data.settings.units.sections;
@@ -817,7 +817,7 @@
             </div>';
         var $toolbar = $(html);
         data.$elem.append($toolbar);
-        data.settings.$toolbar = $toolbar;
+        data.$toolbar = $toolbar;
         loadShapes(data);
         loadSections(data);
         return $toolbar;
diff -r 8cb0faad875a -r 29c97a4e266e webapp/src/main/webapp/jquery/jquery.digilib.vector.js
--- a/webapp/src/main/webapp/jquery/jquery.digilib.vector.js	Wed Jan 15 22:32:42 2014 +0100
+++ b/webapp/src/main/webapp/jquery/jquery.digilib.vector.js	Thu Jan 16 14:00:33 2014 +0100
@@ -204,7 +204,7 @@
     var handleUpdate = function (evt) {
         console.debug("vector: handleUpdate");
         var data = this;
-        if (data.imgRect != null) {
+        if (data.imgRect != null && data.$svg != null) {
         	// adjust svg element size and position (doesn't work with .adjustDiv())
         	data.$svg.css(data.imgRect.getAsCss());
         	// adjust zoom statue (use DOM setAttribute because jQuery lowercases attributes)