AngularJS: How to preload images at first page start in angularjs -


i have json object images urls , display images ng-repeat. problem images flickering when page loaded first time. display preloader (css spinner) , preload images , apply ng-repeat.

-> plnkr

easy doing while using angular-easy-image-preloader in demo plnkr.

view

<div class="gallery" ng-controller="gallerycontroller">   <img ng-if="loaded" class="appear" ng-repeat="picture in pictures" ng-src="{{picture}}" alt="">   <div ng-if="!loaded">     <div id="preloader-overlay">         <div id="preloader"></div>     </div>   </div> </div>

angularjs controller

 /* gallery controller */   app.controller('gallerycontroller', function(       $scope,       $timeout,       preloader     ) {      $scope.loaded = false;     $scope.pictures = [         "http://www.d3d.sk/images/mk2_granade_full.png",         "http://www.d3d.sk/images/aberry-logo.jpg",         "http://www.d3d.sk/images/logo-aberry.png",         "http://www.d3d.sk/images/crystal_balls.jpg",         "http://www.d3d.sk/images/purple_sun.jpg",         "http://www.d3d.sk/images/planets.jpg",         "http://www.d3d.sk/images/d3d.jpg",         "http://www.d3d.sk/images/bpg-logo.png",         "http://www.d3d.sk/images/logo - bukona.jpg",         "http://www.d3d.sk/images/sky_up_fire.jpg",         "http://www.d3d.sk/images/plexus.jpg",         "http://www.d3d.sk/images/dch.jpg",         "http://www.d3d.sk/images/dimonsium-front-a.jpg",         "http://www.d3d.sk/images/dwts-3.jpg",         "http://www.d3d.sk/images/dwts-redesign-1.png",         "http://www.d3d.sk/images/diplom.jpg",         "http://www.d3d.sk/images/genessis.jpg",         "http://www.d3d.sk/images/genessis - logo-final.jpg",         "http://www.d3d.sk/images/genessis - logo.jpg",         "http://www.d3d.sk/images/goholor.jpg",         "http://www.d3d.sk/images/iron.jpg",         "http://www.d3d.sk/images/bg_body3.jpg",         "http://www.d3d.sk/images/bg_body4.jpg",         "http://www.d3d.sk/images/lampa-2.png",         "http://www.d3d.sk/images/maxenergy-design.jpg",         "http://www.d3d.sk/images/north-first-2.jpg",         "http://www.d3d.sk/images/north side dres - ver 1c.jpg",         "http://www.d3d.sk/images/oznamko-16.jpg",         "http://www.d3d.sk/images/oznamko-17.jpg",         "http://www.d3d.sk/images/verzia4e.jpg",         "http://www.d3d.sk/images/svk-dres.jpg",         "http://www.d3d.sk/images/rool-up04bc.jpg",         "http://www.d3d.sk/images/senica-letak-maly.jpg",         "http://www.d3d.sk/images/merkur - dizajn - 4.jpg",         "http://www.d3d.sk/images/trades-world-2.jpg",         "http://www.d3d.sk/images/web-1.jpg",         "http://www.d3d.sk/images/web-3.jpg",         "http://www.d3d.sk/images/web-5.jpg",         "http://www.d3d.sk/images/web-7.jpg",         "http://www.d3d.sk/images/web-8.jpg",         "http://www.d3d.sk/images/web-10.jpg",         "http://www.d3d.sk/images/web-11.jpg",         "http://www.d3d.sk/images/vizitka.jpg"       ];      preloader.preloadimages($scope.pictures).then(function() {          $scope.loaded = true;     },function() {         console.log('failed');         // loading failed on @ least 1 image.     });   });

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