Merge pull request #71 from ventralnet/master

#70 Ability to specify a fall back font size before ellipsising takes place

Author: MauMaGau

README.md

@@ -55,6 +55,10 @@ If a custom append string is included, a function can be executed on the resulti
 You can use string separator to split the string by something else than " " (space). Example (split by characters):
 ``<p data-ng-bind="paragraphText" data-ellipsis data-separator=""></p>``
 
+* **Fallback Font-Size**
+You can specify a fallback font size.  If text is detected to overflow an attempt to resize the text to the fallback font-size will be made before ellipsis are added.
+``<p data-ng-bind="paragraphText" data-ellipsis data.ellipsis-falback-font-size="90%"></p>``
+
 COMPATIBILITY
 --------
 Works on modern web browers, which includes any relatively recent version of Chrome, Firefox, Safari, and IE 9+.  Although there is no formally-maintained list, mobile device support is quite thorough.  I will update cross-browser and device issues if they are entered as issues.   

src/angular-ellipsis.js

@@ -62,7 +62,8 @@ angular.module('dibari.angular-ellipsis', [])
 			ellipsisSymbol: '@',
 			ellipsisSeparator: '@',
 			useParent: "@",
-			ellipsisSeparatorReg: '='
+			ellipsisSeparatorReg: '=',
+			ellipsisFallbackFontSize:'@'
 		},
 		compile: function(elem, attr, linker) {
 
@@ -75,6 +76,10 @@ angular.module('dibari.angular-ellipsis', [])
 				/* State Variables */
 				attributes.isTruncated = false;
 
+				function _isDefined(value) {
+					return typeof(value) !== 'undefined';
+				}
+
 				function getParentHeight(element) {
 					var heightOfChildren = 0;
 					angular.forEach(element.parent().children(), function(child) {
@@ -108,6 +113,10 @@ angular.module('dibari.angular-ellipsis', [])
 							element.text(binding);
 						}
 
+						if (_isDefined(attributes.ellipsisFallbackFontSize) && isOverflowed(element)) {
+							element.css('font-size',attributes.ellipsisFallbackFontSize);	
+						}
+
 						// If text has overflow
 						if (isOverflowed(element, scope.useParent)) {
 							var bindArrayStartingLength = bindArray.length,