public static NodeState GetCurrentState(this SfNodeViewModel node)
{
return(new NodeState()
{
Fill = node.FillColor, Stroke = node.StrokeColor
});
}
private SfNodeViewModel CreateNode(double offsetx, double offsety, string shape, string content, string shapestylecolor)
{
var node = new SfNodeViewModel()
{
OffsetX = offsetx,
OffsetY = offsety,
Shape = resourceDictionary[shape],
UnitWidth = 120,
};
if (content == "Design")
{
node.Ports = new PortCollection()
{
new NodePortViewModel()
{
NodeOffsetX = 0,
NodeOffsetY = 0.5,
ConnectionDirection = ConnectionDirection.Left,
Constraints = PortConstraints.Default | PortConstraints.ConnectionDirection,
},
};
}
if (content == "Design Errors?")
{
node.Ports = new PortCollection()
{
new NodePortViewModel()
{
NodeOffsetX = 0.5,
NodeOffsetY = 1,
ConnectionDirection = ConnectionDirection.Bottom,
Constraints = PortConstraints.Default | PortConstraints.ConnectionDirection,
},
};
}
if (content == "Errors?")
{
node.Ports = new PortCollection()
{
new NodePortViewModel()
{
NodeOffsetX = 0,
NodeOffsetY = 0.5,
ConnectionDirection = ConnectionDirection.Left,
Constraints = PortConstraints.Default | PortConstraints.ConnectionDirection,
},
};
}
Style shapestyle = new Style(typeof(Path));
shapestyle.Setters.Add(new Setter(Path.StrokeProperty, Brushes.WhiteSmoke));
shapestyle.Setters.Add(new Setter(Path.StrokeThicknessProperty, 1d));
shapestyle.Setters.Add(new Setter(Path.StretchProperty, Stretch.Fill));
if (shapestylecolor == "Pink")
{
shapestyle.Setters.Add(new Setter(Path.FillProperty, Brushes.LightPink));
}
else if (shapestylecolor == "Grey")
{
shapestyle.Setters.Add(new Setter(Path.FillProperty, Brushes.LightGray));
}
else if (shapestylecolor == "Green")
{
shapestyle.Setters.Add(new Setter(Path.FillProperty, Brushes.LightGreen));
}
node.ShapeStyle = shapestyle;
if (shape != "Diamond")
{
node.UnitHeight = 40;
}
else
{
node.UnitHeight = 100;
}
if (content != "")
{
node.Annotations = new AnnotationCollection()
{
new TextAnnotationViewModel()
{
Text = content,
WrapText = TextWrapping.NoWrap,
},
};
}
(Nodes as ObservableCollection <SfNodeViewModel>).Add(node);
return(node);
}
private SfConnectorViewModel CreateConnector(SfNodeViewModel sourcenode, SfNodeViewModel targetnode, string content)
{
var con = new SfConnectorViewModel()
{
SourceNode = sourcenode,
TargetNode = targetnode,
Annotations = null,
TargetDecorator = resourceDictionary["ClosedSharp"],
};
if (targetnode.Ports != null && (targetnode.Ports as PortCollection).Count > 0 && content != "")
{
con.TargetPort = (targetnode.Ports as PortCollection).First() as NodePortViewModel;
}
if (sourcenode.Ports != null && (sourcenode.Ports as PortCollection).Count > 0 && content != "" && content == "Yes")
{
con.SourcePort = (sourcenode.Ports as PortCollection).First() as NodePortViewModel;
}
if (content != "")
{
if (content == "Yes")
{
con.Annotations = new AnnotationCollection()
{
new TextAnnotationViewModel()
{
Text = content,
Pivot = new Point(0.5, 0),
},
};
}
else if (content == "No" && ((targetnode.Annotations as AnnotationCollection).First() as TextAnnotationViewModel).Text == "End")
{
con.Annotations = new AnnotationCollection()
{
new TextAnnotationViewModel()
{
Text = content,
Pivot = new Point(0, 1),
Margin = new Thickness(0, 0, 0, 10),
RotateAngle = -90,
},
};
}
else if (content == "No")
{
con.Annotations = new AnnotationCollection()
{
new TextAnnotationViewModel()
{
Text = content,
Pivot = new Point(0.5, 0)
},
};
}
}
(Connectors as ObservableCollection <SfConnectorViewModel>).Add(con);
return(con);
}
public static void UpdateState(this SfNodeViewModel node, NodeState state)
{
node.FillColor = state.Fill;
node.StrokeColor = state.Stroke;
}