public static ShapeManager LoadFromFile(string filename)
{
XDocument document = XDocument.Load(filename);
ShapeManager manager = new ShapeManager();
foreach (XElement shapeElement in document.Root.Elements())
{
if (shapeElement.Name == "StateShape")
{
StateShape state = new StateShape();
state.Name = shapeElement.Attribute("Name").Value;
state.Color = shapeElement.Attribute("Color").Value;
state.Position = new Point(int.Parse(shapeElement.Attribute("X").Value), int.Parse(shapeElement.Attribute("Y").Value));
state.Radius = int.Parse(shapeElement.Attribute("R").Value);
state.Type = (StateType)Enum.Parse(typeof(StateType), shapeElement.Attribute("Type").Value);
manager.AddShape(state);
}
else if (shapeElement.Name == "ArrowShape")
{
ArrowShape arrow = new ArrowShape();
arrow.Name = shapeElement.Attribute("Name").Value;
arrow.ControlPoint = new Point(int.Parse(shapeElement.Attribute("X").Value), int.Parse(shapeElement.Attribute("Y").Value));
arrow.Radius = int.Parse(shapeElement.Attribute("R").Value);
arrow.Start = (StateShape)manager.Shapes[StateShape.StateShapeProprity][int.Parse(shapeElement.Attribute("Start").Value)];
arrow.End = (StateShape)manager.Shapes[StateShape.StateShapeProprity][int.Parse(shapeElement.Attribute("End").Value)];
arrow.Start.OutArrows.Add(arrow);
arrow.End.InArrows.Add(arrow);
manager.AddShape(arrow);
}
}
return(manager);
}
public void SaveToFile(string filename)
{
XDocument document = new XDocument(
new XElement("ShapeManager",
this.Shapes.Values.SelectMany(v => v).Select(s =>
{
StateShape state = s as StateShape;
ArrowShape arrow = s as ArrowShape;
if (state != null)
{
return(new XElement("StateShape",
new XAttribute("Name", state.Name),
new XAttribute("Color", state.Color),
new XAttribute("X", state.Position.X),
new XAttribute("Y", state.Position.Y),
new XAttribute("R", state.Radius),
new XAttribute("Type", state.Type)
));
}
else
{
return(new XElement("ArrowShape",
new XAttribute("Name", arrow.Name),
new XAttribute("X", arrow.ControlPoint.X),
new XAttribute("Y", arrow.ControlPoint.Y),
new XAttribute("R", arrow.Radius),
new XAttribute("Start", this.Shapes[StateShape.StateShapeProprity].IndexOf(arrow.Start)),
new XAttribute("End", this.Shapes[StateShape.StateShapeProprity].IndexOf(arrow.End))
));
}
})
)
);
document.Save(filename);
}