How i can get current playing value from ionic-audio?

how i can change ion audio progress bar style and make circle progress bar

<ion-modal-view class="player" >
<ion-audio-track track="tracks">
    <div style="text-align: center">
        <a class="button button-icon" ng-click="closeModal()">
            <i class=" ion-close-round"></i>
        </a>
    </div>
    <div class="row" >
        <div class="col col-10 col-offset-5 padding-top-20">
            <a class="button button-icon icon-left">
                <i class="large ion-ios-download-outline"></i>
            </a>
        </div>
        <div class="col col-50 col-offset-10 padding-top-20 text-center">
            <ion-audio-controls >
                <a class="button button-icon icon" ion-audio-play></a>
            </ion-audio-controls>
        </div>

      <div class="col col-10 col-offset-5 padding-top-20">
          <a class="button button-icon icon-right " ng-click="addToFav()">
              <i class="large"  ng-class="{'ion-ios-star':isFav , 'ion-ios-star-outline':!isFav}"></i>
          </a>
      </div>
    </div>
    <ion-audio-progress-bar display-time display-info></ion-audio-progress-bar>

</ion-audio-track>

or other way like get current value from ion audio when start play and passed for example to angular circular progress bar

    <div round-progress 
                     max="100" 
                     current=display-time  
                     bgcolor="#f5e5d5" 
                     radius="50" stroke="2" 
                     color="#6f4c25"
                     semi="false"
                     rounded="true"
                     clockwise="true" 
                     responsive="false"
                     duration="800" 
                     animation="easeInOutQuart">
                </div>

how get current playing value ?