/** @brief Set Picture */
 public void setElementImage(Drawable image) {
   // any change?
   if (image == mElementImageDrawable.getElementImage()) return;
   // remember
   mElementImageDrawable.setElementImage(image);
   // redraw
   doLayout();
 }
 /** @brief Get Picture */
 public Drawable getmElementImageDrawable() {
   return mElementImageDrawable.getElementImage();
 }