protected virtual void StyleViewModel_PropertyChanged(object sender, PropertyChangedEventArgs e)
{
if (CanRefreshPreviewSource(e.PropertyName))
{
PreviewSource = ActualObject.GetPreviewImage();
}
}
private void GeoPen_PropertyChanged(object sender, PropertyChangedEventArgs e)
{
RaisePropertyChanged(e.PropertyName);
PreviewSource = ActualObject.GetPreviewImage();
}