protected override void LoadExample()
{
// init form fields
m_Layout = new NLayeredTreeLayout();
// instruct the layout to perform HV layout of the edges
m_Layout.OrthogonalEdgeRouting = true;
// show the layout properties in the property grid
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(192, 194, 194), Color.FromArgb(129, 133, 133));
document.Style.StrokeStyle = new NStrokeStyle(1, Color.FromArgb(68, 90, 108));
InitDocument();
document.EndInit();
// init form controls
InitFormControls();
// end view init
view.EndInit();
}
private void btnLayoutGroupB_Click(object sender, System.EventArgs e)
{
NLayeredTreeLayout layout = new NLayeredTreeLayout();
layout.PlugSpacing.Mode = PlugSpacingMode.None;
layout.Layout(Group2.Shapes.Children(null), new NDrawingLayoutContext(document, Group2));
Group2.UpdateModelBounds();
LayoutGroups();
}
protected void PerformLayout(Hashtable args)
{
// Create the layout
NLayeredTreeLayout layout = new NLayeredTreeLayout();
// 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();
}
public void ApplyLayout(NDrawingDocument document, Dictionary <string, string> settings)
{
// Create the layout
NLayeredTreeLayout layout = new NLayeredTreeLayout();
// Configure the layout
if (settings != null)
{
NDrawingDocumentHelper helper = new NDrawingDocumentHelper(document);
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));
}
private void LayoutGroups()
{
NLayeredTreeLayout layout = new NLayeredTreeLayout();
layout.PlugSpacing.Mode = PlugSpacingMode.None;
NNodeList shapes = new NNodeList();
shapes.Add(document.ActiveLayer.GetChildByName("treeRoot"));
shapes.Add(document.ActiveLayer.GetChildByName("leftEdge"));
shapes.Add(document.ActiveLayer.GetChildByName("rightEdge"));
shapes.Add(Group1);
shapes.Add(Group2);
layout.Layout(shapes, new NDrawingLayoutContext(document, shapes));
Group1.UpdateModelBounds();
Group2.UpdateModelBounds();
}
private void DoLayout()
{
// layout with a layered tree layout
NLayoutContext context = new NLayoutContext();
context.GraphAdapter = new NShapeGraphAdapter(true);
context.BodyAdapter = new NShapeBodyAdapter(document);
context.BodyContainerAdapter = new NDrawingBodyContainerAdapter(document);
NLayeredTreeLayout layout = new NLayeredTreeLayout();
layout.VertexSpacing = 50;
layout.LayerSpacing = 50;
layout.Layout(document.ActiveLayer.Children(null), context);
// size to visible shapes
document.SizeToContent(document.AutoBoundsMinSize, document.AutoBoundsPadding, NFilters.Visible);
}
/// <summary>
/// Overriden to create the tree template
/// </summary>
/// <param name="document">document in which to create the template</param>
protected override void CreateTemplate(NDrawingDocument document)
{
// create the tree
NList <NShape> elements = CreateTree(document);
if (m_LayoutType == ENTreeLayoutType.None)
{
return;
}
// layout the tree
NLayeredTreeLayout layout = new NLayeredTreeLayout();
// sync measurement unit
layout.OrthogonalEdgeRouting = false;
switch (m_LayoutType)
{
case ENTreeLayoutType.Layered:
layout.VertexSpacing = m_fHorizontalSpacing;
layout.LayerSpacing = m_fVerticalSpacing;
break;
case ENTreeLayoutType.LayeredLeftAligned:
layout.VertexSpacing = m_fHorizontalSpacing;
layout.LayerSpacing = m_fVerticalSpacing;
layout.ParentPlacement.Anchor = ENParentAnchor.SubtreeNear;
layout.ParentPlacement.Alignment = ENRelativeAlignment.Near;
break;
case ENTreeLayoutType.LayeredRightAligned:
layout.VertexSpacing = m_fHorizontalSpacing;
layout.LayerSpacing = m_fVerticalSpacing;
layout.ParentPlacement.Anchor = ENParentAnchor.SubtreeFar;
layout.ParentPlacement.Alignment = ENRelativeAlignment.Far;
break;
}
// apply layout
NDrawingLayoutContext context = new NDrawingLayoutContext(document, new NRectangle(Origin, NSize.Zero));
layout.Arrange(elements.CastAll <object>(), context);
}
protected void InitDocument()
{
NDrawingView1.Document.GraphicsSettings.TextRenderingHint = System.Drawing.Text.TextRenderingHint.ClearTypeGridFit;
NDrawingView1.Document.GraphicsSettings.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.HighSpeed;
NDrawingView1.Document.GraphicsSettings.PixelOffsetMode = System.Drawing.Drawing2D.PixelOffsetMode.HighQuality;
// set up visual formatting
NDrawingView1.Document.Style.FillStyle = new NColorFillStyle(Color.Linen);
NDrawingView1.Document.BackgroundStyle.FrameStyle.Visible = false;
// all shapes will have shadow dropped below document content
NDrawingView1.Document.Style.ShadowStyle.Type = ShadowType.GaussianBlur;
NDrawingView1.Document.Style.ShadowStyle.Offset = new NPointL(5, 5);
NDrawingView1.Document.Style.ShadowStyle.FadeLength = new NLength(5);
NDrawingView1.Document.ShadowsZOrder = ShadowsZOrder.BehindDocument;
// root
NExpandableShape company = CreateVertex("The Company");
// products branch
NExpandableShape products = CreateVertex("Products and Services");
ConnectShapes(company, products);
NExpandableShape product1 = this.CreateVertex("Product1");
ConnectShapes(products, product1);
NExpandableShape product2 = this.CreateVertex("Product2");
ConnectShapes(products, product2);
// how to reach
NExpandableShape reach = CreateVertex("How to reach");
ConnectShapes(company, reach);
NExpandableShape phone = this.CreateVertex("Phone");
ConnectShapes(reach, phone);
NExpandableShape fax = this.CreateVertex("Fax");
ConnectShapes(reach, fax);
NExpandableShape website = this.CreateVertex("Website");
ConnectShapes(reach, website);
// research
NExpandableShape research = CreateVertex("Research");
ConnectShapes(company, research);
NExpandableShape tech = this.CreateVertex("Techinical");
ConnectShapes(research, tech);
NExpandableShape marketing = this.CreateVertex("Marketing");
ConnectShapes(research, marketing);
NExpandableShape newTech = this.CreateVertex("New Tech");
ConnectShapes(research, newTech);
NNodeList nodes = new NNodeList();
nodes.Add(company);
// create a layout context
NLayoutContext layoutContext = new NLayoutContext();
layoutContext.BodyAdapter = new NShapeBodyAdapter(NDrawingView1.Document);
layoutContext.BodyContainerAdapter = new NDrawingBodyContainerAdapter(NDrawingView1.Document);
layoutContext.GraphAdapter = new NShapeGraphAdapter();
// first apply a layered tree layout
// to set a start position of the shapes as a simple tree
NTreeLayout treeLayout = new NLayeredTreeLayout();
treeLayout.Layout(nodes, layoutContext);
// then apply a symmetrical layout to layout them in a ring fasion
NSymmetricalLayout symmetricalLayout = new NSymmetricalLayout();
symmetricalLayout.DesiredDistanceForce.DesiredDistance = 100;
symmetricalLayout.Layout(nodes, layoutContext);
// size the document to the content (note that we use irregular margins)
NDrawingView1.Document.SizeToContent(new NSizeF(100, 100), new Nevron.Diagram.NMargins(20, 20, 100, 20));
// add title spanning the entire document width
NTextShape text = new NTextShape("Company Structure", new NRectangleF(5, -50, NDrawingView1.Document.Width - 5, 50));
text.Style.TextStyle = new NTextStyle(new Font("Times New Roman", 23, FontStyle.Bold));
text.Style.TextStyle.StringFormatStyle.HorzAlign = HorzAlign.Center;
NDrawingView1.Document.ActiveLayer.AddChild(text);
}
private void InitDocument()
{
NDrawingDocument document = NDrawingView1.Document;
document.BackgroundStyle.FrameStyle.Visible = false;
// create two stylesheets - one for the vertices and one for the edges
NStyleSheet vertexStyleSheet = new NStyleSheet();
vertexStyleSheet.Name = "Vertices";
vertexStyleSheet.Style.FillStyle = new NColorFillStyle(Color.FromArgb(236, 97, 49));
document.StyleSheets.AddChild(vertexStyleSheet);
NStyleSheet edgeStyleSheet = new NStyleSheet();
edgeStyleSheet.Name = "Edges";
edgeStyleSheet.Style.StrokeStyle = new NStrokeStyle(Color.FromArgb(68, 90, 108));
document.StyleSheets.AddChild(edgeStyleSheet);
// create the tree data source importer
NTreeDataSourceImporter treeImporter = new NTreeDataSourceImporter();
// set the document in the active layer of which the shapes will be imported
treeImporter.Document = document;
// SET THE DATA SOURCE
// the tree data source importer supports the following data sources
// DataTable
// DataView
// OleDbDataAdapter
// SqlDataAdapter
// OdbcDataAdapter
// OleDbCommand
// SqlCommand
// OdbcCommand
// in this example we have created an OleDbDataAdapter,
// which selects all columns and records from the Pages table of the SiteMap.mdb
string databasePath = HttpContext.Current.Server.MapPath(@"..\App_Data\SiteMap.xml");
DataSet dataSet = new DataSet();
dataSet.ReadXml(databasePath, XmlReadMode.ReadSchema);
treeImporter.DataSource = dataSet.Tables["Pages"];
// records are uniquely identified by their Id column
// records link to their parent record by their ParentId column
treeImporter.IdColumnName = "Id";
treeImporter.ParentIdColumnName = "ParentId";
// create vertices as rectangles shapes, with default size (60,30)
NBasicShapesFactory shapesFactory = new NBasicShapesFactory();
shapesFactory.DefaultSize = new NSizeF(60, 30);
treeImporter.VertexShapesFactory = shapesFactory;
treeImporter.VertexShapesName = BasicShapes.Rectangle.ToString();
// set stylesheets to be applied to imported vertices and edges
treeImporter.VertexStyleSheetName = "Vertices";
treeImporter.EdgeStyleSheetName = "Edges";
// use layered tree layout
NLayeredTreeLayout layout = new NLayeredTreeLayout();
layout.Direction = LayoutDirection.LeftToRight;
layout.OrthogonalEdgeRouting = true;
layout.LayerAlignment = RelativeAlignment.Near;
treeImporter.Layout = layout;
// subscribe for the vertex imported event,
// which is raised when a shape was created for a data source record
treeImporter.VertexImported += new ShapeImportedDelegate(OnVertexImported);
// import
treeImporter.Import();
}
private void InitDocument()
{
// all shapes will have shadow dropped below document content
document.Style.ShadowStyle.Type = ShadowType.GaussianBlur;
document.Style.ShadowStyle.Offset = new NPointL(5, 5);
document.Style.ShadowStyle.FadeLength = new NLength(5);
document.ShadowsZOrder = ShadowsZOrder.BehindDocument;
// root
NExpandableShape company = CreateVertex("The Company");
// products branch
NExpandableShape products = CreateVertex("Products and Services");
ConnectShapes(company, products);
NExpandableShape product1 = this.CreateVertex("Product1");
ConnectShapes(products, product1);
NExpandableShape product2 = this.CreateVertex("Product2");
ConnectShapes(products, product2);
// how to reach
NExpandableShape reach = CreateVertex("How to reach");
ConnectShapes(company, reach);
NExpandableShape phone = this.CreateVertex("Phone");
ConnectShapes(reach, phone);
NExpandableShape fax = this.CreateVertex("Fax");
ConnectShapes(reach, fax);
NExpandableShape website = this.CreateVertex("Website");
ConnectShapes(reach, website);
// research
NExpandableShape research = CreateVertex("Research");
ConnectShapes(company, research);
NExpandableShape tech = this.CreateVertex("Techinical");
ConnectShapes(research, tech);
NExpandableShape marketing = this.CreateVertex("Marketing");
ConnectShapes(research, marketing);
NExpandableShape newTech = this.CreateVertex("New Tech");
ConnectShapes(research, newTech);
NNodeList nodes = new NNodeList();
nodes.Add(company);
// create a layout context
NLayoutContext layoutContext = new NLayoutContext();
layoutContext.BodyAdapter = new NShapeBodyAdapter(document);
layoutContext.BodyContainerAdapter = new NDrawingBodyContainerAdapter(document);
layoutContext.GraphAdapter = new NShapeGraphAdapter();
// first apply a layered tree layout
// to set a start position of the shapes as a simple tree
NTreeLayout treeLayout = new NLayeredTreeLayout();
treeLayout.Layout(nodes, layoutContext);
// then apply a symmetrical layout to layout them in a ring fasion
NSymmetricalLayout symmetricalLayout = new NSymmetricalLayout();
symmetricalLayout.DesiredDistanceForce.DesiredDistance = 100;
symmetricalLayout.Layout(nodes, layoutContext);
// size the document to the content (note that we use irregular margins)
document.SizeToContent(new NSizeF(100, 100), new Nevron.Diagram.NMargins(20, 20, 50, 20));
// add title spanning the entire document width
NTextShape text = new NTextShape("Company Structure", new NRectangleF(document.Bounds.X + 5, document.Bounds.Y + 5, document.Width - 10, 50));
text.Style.TextStyle = new NTextStyle(new Font("Times New Roman", 23, FontStyle.Bold));
document.ActiveLayer.AddChild(text);
}
protected override void LoadExample()
{
// begin view init
view.BeginInit();
// configure the view
view.Grid.Visible = false;
view.Selection.Mode = DiagramSelectionMode.Single;
view.GlobalVisibility.ShowPorts = false;
view.HorizontalRuler.Visible = false;
view.VerticalRuler.Visible = false;
// create two stylesheets - one for the vertices and one for the edges
NStyleSheet vertexStyleSheet = new NStyleSheet();
vertexStyleSheet.Name = "Vertices";
vertexStyleSheet.Style.FillStyle = new NColorFillStyle(Color.FromArgb(236, 97, 49));
document.StyleSheets.AddChild(vertexStyleSheet);
NStyleSheet edgeStyleSheet = new NStyleSheet();
edgeStyleSheet.Name = "Edges";
edgeStyleSheet.Style.StrokeStyle = new NStrokeStyle(Color.FromArgb(68, 90, 108));
document.StyleSheets.AddChild(edgeStyleSheet);
// create the tree data source importer
m_TreeImporter = new NTreeDataSourceImporter();
// set the document in the active layer of which the shapes will be imported
m_TreeImporter.Document = document;
// SET THE DATA SOURCE
// the tree data source importer supports the following data sources
// DataTable
// DataView
// OleDbDataAdapter
// SqlDataAdapter
// OdbcDataAdapter
// OleDbCommand
// SqlCommand
// OdbcCommand
// in this example we have created an OleDbDataAdapter,
// which selects all columns and records from the Pages table of the SiteMap.mdb
oleDbConnection1.ConnectionString = @"Data Source=""" + Application.StartupPath +
@"\..\..\Resources\Data\SiteMap.mdb"";Provider=""Microsoft.Jet.OLEDB.4.0"";";
m_TreeImporter.DataSource = oleDbDataAdapter1;
// records are uniquely identified by their Id column
// records link to their parent record by their ParentId column
m_TreeImporter.IdColumnName = "Id";
m_TreeImporter.ParentIdColumnName = "ParentId";
// create vertices as rectangles shapes, with default size (60,30)
NBasicShapesFactory shapesFactory = new NBasicShapesFactory();
shapesFactory.DefaultSize = new NSizeF(60, 30);
m_TreeImporter.VertexShapesFactory = shapesFactory;
m_TreeImporter.VertexShapesName = BasicShapes.Rectangle.ToString();
// set stylesheets to be applied to imported vertices and edges
m_TreeImporter.VertexStyleSheetName = "Vertices";
m_TreeImporter.EdgeStyleSheetName = "Edges";
// use layered tree layout
NLayeredTreeLayout layout = new NLayeredTreeLayout();
layout.Direction = LayoutDirection.LeftToRight;
layout.OrthogonalEdgeRouting = true;
layout.LayerAlignment = RelativeAlignment.Near;
m_TreeImporter.Layout = layout;
// subscribe for the vertex imported event,
// which is raised when a shape was created for a data source record
m_TreeImporter.VertexImported += new ShapeImportedDelegate(OnVertexImported);
// import
m_TreeImporter.Import();
// end view init
view.EndInit();
}
