/** Turns the loader off and performs special parent methods. */
 @Override
 public void stopAnimation() {
   this.isLoading = false;
   if (this.parentImageButton != null) {
     this.parentImageButton.turnOFF();
   } else if (this.parentLegendEntry != null) {
     Toaster.getToasterInstance().addMessage("turnOFF");
   }
 }
 /** Turns the loader on and performs special parent methods. */
 @Override
 public void startAnimation() {
   this.isLoading = true;
   setSrc(this.url);
   if (this.parentImageButton != null) {
     this.parentImageButton.turnON();
   } else if (this.parentLegendEntry != null) {
     //            this.parentLegendEntry.setHeaderLoading();
     Toaster.getToasterInstance().addMessage("turnON");
   }
 }