void ICommand.Execute(object parameter)
{
if (parameter == null)
{
throw new ArgumentNullException("parameter");
}
this.Execute(ToolCommand.GetGestureData(parameter, true));
}
bool ICommand.CanExecute(object parameter)
{
GestureData gestureData = ToolCommand.GetGestureData(parameter, false);
if (gestureData == null)
{
return(false);
}
return(this.CanExecute(gestureData));
}