public void ChangeNodeFillColor(Node node, Color newColor)
{
NewOperation();
var com = ComNodeFillColor.SetCommand(node, newColor);
com.Execute();
history.Add(com);
}
public static ComNodeFillColor SetCommand(Node node, Color newColor)
{
var tmp = new ComNodeFillColor();
tmp._node = node;
tmp._oldColor = node.GetFillColor;
tmp._newColor = newColor;
return(tmp);
}