digilib: client/digitallibrary/jquery/jquery.digilib.js comparison

comparison client/digitallibrary/jquery/jquery.digilib.js @ 630:89d9ac6199a3 jquery

small fixes

author	robcast
date	Tue, 18 Jan 2011 22:50:03 +0100
parents	6b24ad042d7b
children	95c33992981a

comparison

equal deleted inserted replaced

-:6b24ad042d7b
+:89d9ac6199a3
 'ww' : 1.0,
 'wh' : 1.0,
 'wx' : 0.0,
 'wy' : 0.0,
 'ws' : 1.0,
+'pn' : 1,
 // mode of operation.
 // fullscreen: takes parameters from page URL, keeps state in page URL
 // embedded: takes parameters from Javascript options, keeps state inside object
 'interactionMode' : 'fullscreen',
 // actions
 }
 };
 // sets a key to a value (relative values with +/- if relative=true)
 var setNumValue = function(settings, key, value) {
-// TODO: type and error checking
-if (settings[key] == null) return null;
 var sign = value.substring(0,1);
 if (sign === '+' || sign === '-') {
-		    settings[key] = parseFloat(settings[key]) + parseFloat(value);
+if (settings[key] == null) {
+// this doesn't make much sense but still...
+settings[key] = 0;
+}
+settings[key] = parseFloat(settings[key]) + parseFloat(value);
 } else {
 		settings[key] = value;
-	   }
+}
 	return settings[key];
 };
 // returns parameters from page url
 var parseQueryParams = function() {
 return parseQueryString(window.location.search.slice(1));
 };
 $elem.digilib(method);
 };
 }
 })());
 $img.attr('src', settings.buttonsImagePath + actionSettings.img);
-};
+}
 }
 return $buttonsDiv;
 };
 // creates HTML structure for the bird's eye view in elem
 }
 };
 // auxiliary function to crop senseless precision
 var cropFloat = function (x) {
-return parseInt(10000 * x) / 10000;
+return parseInt(10000 * x, 10) / 10000;
 };
 // hook plugin into jquery
 $.fn.digilib = function(method) {
 if (methods[method]) {