feat(progressbar): Progress type can be set through attribute

closes angular-ui#1241

Author: leon

src/progressbar/docs/demo.html

@@ -2,8 +2,8 @@
     <h2>Static</h2>
     <div class="row-fluid">
         <div class="span4"><progress percent="55"></progress></div>
-        <div class="span4"><progress percent="22" class="progress-warning progress-striped"></progress></div>
-        <div class="span4"><progress percent="88" class="progress-danger progress-striped active"></div>
+        <div class="span4"><progress percent="22" type="'warning'" class="progress-striped"></progress></div>
+        <div class="span4"><progress percent="88" type="'danger'" class="progress-striped active"></div>
     </div>
 
     <h2>Dynamic <button class="btn btn-primary" type="button" ng-click="random()">Randomize</button></h2>

src/progressbar/progressbar.js

@@ -14,10 +14,10 @@ angular.module('ui.bootstrap.progressbar', ['ui.bootstrap.transition'])
     var stackedTypes = angular.isDefined($attrs.stackedTypes) ? $scope.$eval('[' + $attrs.stackedTypes + ']') : progressConfig.stackedTypes;
 
     // Create bar object
-    this.makeBar = function(newBar, oldBar, index) {
+    this.makeBar = function(newBar, oldBar, index, progressType) {
         var newValue = (angular.isObject(newBar)) ? newBar.value : (newBar || 0);
         var oldValue =  (angular.isObject(oldBar)) ? oldBar.value : (oldBar || 0);
-        var type = (angular.isObject(newBar) && angular.isDefined(newBar.type)) ? newBar.type : (autoType) ? getStackedType(index || 0) : null;
+        var type = (angular.isObject(newBar) && angular.isDefined(newBar.type)) ? newBar.type : angular.isDefined(progressType) ? progressType : (autoType) ? getStackedType(index || 0) : null;
 
         return {
             from: oldValue,
@@ -65,7 +65,7 @@ angular.module('ui.bootstrap.progressbar', ['ui.bootstrap.transition'])
                     }
                 } else {
                     // Simple bar
-                    controller.addBar(controller.makeBar(newValue, oldValue));
+                    controller.addBar(controller.makeBar(newValue, oldValue, 0, scope.$eval(attrs.type)));
                 }
             }, true);