解决Ionic的ion-slide-box 2条数据渲染问题

angular.module('starter')
.directive('repeatDone', function () {
return function (scope, element, attrs) {
if (scope.$last) { // all are rendered
scope.$eval(attrs.repeatDone);
}
}
})

<ion-slide-box auto-play="true" does-continue="true" slide-interval="3000" on-slide-changed="slideChanged($index)">
　　<ion-slide ng-repeat="pic in pics" repeat-done="repeatDone()"><img ng-src="{{pic}}" src="" alt="" width="" height="" /></ion-slide>
</ion-slide-box>

app.controller('defaultCtrl', function($scope, $timeout, $ionicSlideBoxDelegate) {
$scope.slideChanged = function(index) {
$scope.slideIndex = index;
if ( ($ionicSlideBoxDelegate.count() -1 ) == index ) {
$timeout(function(){
$ionicSlideBoxDelegate.slide(0);
},3000);
}
};
$scope.getFiles = function() {
Files.query({
//some parameters

}).$promise.then(function(data) {
$scope.week = data;
});
}

$scope.repeatDone = function() {
$ionicSlideBoxDelegate.update();
//$ionicSlideBoxDelegate.slide($scope.week.length - 1, 1);
};
　　
　　$http.get('api/get/slide_pics').success(function (response) {
　　　　$scope.pics = response.data;
　　});
});