void INCustomRequestCallback.OnCustomRequestCallback(NAspNetThinWebControl control, NRequestContext context, string argument)
{
NThinDiagramControl diagramControl = (NThinDiagramControl)control;
NDrawingDocument document = diagramControl.Document;
NDrawingDocumentHelper helper = new NDrawingDocumentHelper(document);
Dictionary <string, string> settings = helper.ParseSettings(argument);
// Create and configure the layout
NRadialGraphLayout layout = new NRadialGraphLayout();
helper.ConfigureLayout(layout, settings);
// Get the shapes to layout
NNodeList shapes = document.ActiveLayer.Children(NFilters.Shape2D);
// Layout the shapes
layout.Layout(shapes, new NDrawingLayoutContext(document));
// Resize document to fit all shapes
document.SizeToContent();
// Update the view
diagramControl.UpdateView();
}
protected override void LoadExample()
{
// init form fields
m_Layout = new NRadialGraphLayout();
propertyGrid1.SelectedObject = m_Layout;
view.BeginInit();
view.Grid.Visible = false;
view.GlobalVisibility.ShowPorts = false;
view.GlobalVisibility.ShowArrowheads = false;
view.ViewLayout = ViewLayout.Fit;
// init document
document.BeginInit();
document.Style.FillStyle = new NGradientFillStyle(GradientStyle.Horizontal, GradientVariant.Variant3, Color.FromArgb(251, 203, 156), Color.FromArgb(247, 150, 56));
document.Style.StrokeStyle = new NStrokeStyle(1, Color.FromArgb(68, 90, 108));
InitDocument();
document.EndInit();
// init form controls
InitFormControls();
// end view init
view.EndInit();
}
protected override void InitDiagram()
{
base.InitDiagram();
// Create a group
NGroup group = new NGroup();
m_DrawingDocument.Content.ActivePage.Items.Add(group);
group.PinX = 300;
group.PinY = 300;
// Create some shapes and add them to the group
NBasicShapeFactory factory = new NBasicShapeFactory();
NShape root = factory.CreateShape(ENBasicShape.Rectangle);
root.Text = "Root";
group.Shapes.Add(root);
NShape shape1 = factory.CreateShape(ENBasicShape.Circle);
shape1.Text = "Circle 1";
group.Shapes.Add(shape1);
NShape shape2 = factory.CreateShape(ENBasicShape.Circle);
shape2.Text = "Circle 2";
group.Shapes.Add(shape2);
NShape shape3 = factory.CreateShape(ENBasicShape.Circle);
shape3.Text = "Circle 3";
group.Shapes.Add(shape3);
// Connect the shapes
ConnectShapes(root, shape1);
ConnectShapes(root, shape2);
ConnectShapes(root, shape3);
// Update group bounds
group.UpdateBounds();
// Create a layout context and configure the area you want the group to be arranged in.
// The layout area is in page coordinates
NDrawingLayoutContext layoutContext = new NDrawingLayoutContext(m_DrawingDocument, group);
layoutContext.LayoutArea = new NRectangle(100, 100, 200, 200);
// Layout the shapes in the group
NRadialGraphLayout layout = new NRadialGraphLayout();
layout.Arrange(group.Shapes.ToArray(), layoutContext);
// Update the group bounds
group.UpdateBounds();
}
private void PerformLayout(Hashtable args)
{
// create a layout
NRadialGraphLayout layout = new NRadialGraphLayout();
// Configure the layout
NLayoutsHelper.ConfigureLayout(layout, args);
// Get the shapes to layout
NNodeList shapes = NDrawingView1.Document.ActiveLayer.Children(NFilters.Shape2D);
// Layout the shapes
layout.Layout(shapes, new NDrawingLayoutContext(NDrawingView1.Document));
// Resize document to fit all shapes
NDrawingView1.Document.SizeToContent();
}
private void InitDocument(NDrawingDocument document)
{
// remove the standard frame
document.BackgroundStyle.FrameStyle.Visible = false;
// adjust the graphics quality
document.GraphicsSettings.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.HighQuality;
// set up visual formatting
document.Style.FillStyle = new NGradientFillStyle(GradientStyle.Horizontal, GradientVariant.Variant3, Color.FromArgb(251, 203, 156), Color.FromArgb(247, 150, 56));
document.Style.StrokeStyle = new NStrokeStyle(1, Color.FromArgb(68, 90, 108));
NStyleSheet sheet = new NStyleSheet("edges");
sheet.Style.StartArrowheadStyle = new NArrowheadStyle(ArrowheadShape.None, String.Empty, NSizeL.Empty,
document.Style.FillStyle, document.Style.StrokeStyle);
sheet.Style.EndArrowheadStyle = new NArrowheadStyle(ArrowheadShape.None, String.Empty, NSizeL.Empty,
document.Style.FillStyle, document.Style.StrokeStyle);
document.StyleSheets.AddChild(sheet);
// create a tree
NGenericTreeTemplate tree = new NGenericTreeTemplate();
tree.LayoutScheme = TreeLayoutScheme.None;
tree.Levels = 4;
tree.BranchNodes = 4;
tree.HorizontalSpacing = 10;
tree.VerticalSpacing = 10;
tree.ConnectorType = ConnectorType.Line;
tree.VerticesShape = BasicShapes.Circle;
tree.VerticesSize = new NSizeF(40, 40);
tree.EdgesStyleSheetName = "edges";
tree.Create(document);
// Create the layout
NRadialGraphLayout layout = new NRadialGraphLayout();
// Get the shapes to layout
NNodeList shapes = document.ActiveLayer.Children(NFilters.Shape2D);
// Layout the shapes
layout.Layout(shapes, new NDrawingLayoutContext(document));
// Resize document to fit all shapes
document.SizeToContent();
}
