Pony.fm/public/templates/directives/image-upload.html

<div class="image-upload" ng-class="{'has-error': error != null}">
    <div class="preview" ng-class="{canOpen: isImageLoaded}" ng-click="previewImage()"><img ng-show="isImageLoaded" /></div>
    <p>
        Image must be a PNG or JPEG that is at least 350x350. <br />
        <input type="file" onchange="angular.element(this).scope().setImageFile(this)" />
    </p>
    <div class="btn-group">
        <a href="#" pfm-popup="image-selector" pfm-popup-close-on-click class="btn btn-default btn-sm">Gallery</a>
        <a href="#" pfm-eat-click ng-click="uploadImage()" class="btn btn-info btn-sm">Upload</a>
        <a href="#" pfm-eat-click ng-click="clearImage()" class="btn btn-danger btn-sm" ng-show="isImageLoaded">Remove</a>
    </div>
    <div id="image-selector" class="pfm-popup image-selector">
        <ul>
            <li ng-repeat="image in images track by image.id" ng-click="selectGalleryImage(image)">
                <img ng-src="{{::image.urls.small}}" />
            </li>
        </ul>
    </div>
    <div class="error" ng-show="error != null">{{error}}</div>
</div>