method setImage

Source

@protected
void setImage(ImageInfo image) {
  _current = image;
  if (_listeners.isEmpty)
    return;
  List<ImageListener> localListeners = new List<ImageListener>.from(_listeners);
  for (ImageListener listener in localListeners) {
    try {
      listener(image, false);
    } catch (exception, stack) {
      _handleImageError('by an image listener', exception, stack);
    }
  }
}