Knowledge Base Contents

The tree view below presents an overview on the contents of this Knowledge Base. Listed therein you can find all available articles grouped by category and product. Categories are mainly derived from chapters and sections in the Developer's Guide of a respective product (if available).

yFiles for Java

 Licensing

How much does a yFiles license cost?
Obfuscation requirements when distributing yFiles classes
What is annual subscription?
What yFiles for Java license do I need?
What yFiles Package Distribution Do I Need?

 Obfuscation

Obfuscation requirements when distributing yFiles classes

 Deployment

 Other

 yFiles Basic

Graph Structure Memory Requirements
How to restore original node order after hiding and unhiding nodes from a graph

 Working With the Graph Structure

How to Hide and Unhide Nodes Correctly

 Binding Data to Graph Elements

Mapping Between Business Layer and Presentation Layer

 Analyzing Graphs

How to Compute All Shortest Paths Between Two Nodes

 Demo Applications Source Code

CyclesTest
ExtendedGraph
ExtendedGraph
GraphConnectivityTest
GraphDemo
ListDemo
NodeMapTest
RandomGraphGenerator
ShortestPathDemo
ShortestPathTest
SpanningTreeTest
TopologicalSortDemo
TopologicalTest

 yFiles Layout

Graph Structure Memory Requirements
How to Hide and Unhide Nodes Correctly
How to restore original node order after hiding and unhiding nodes from a graph
Mapping Between Business Layer and Presentation Layer
Using yFiles Layout with Eclipse and GEF

 Automatic Graph Layout

Calculating node-edge intersection points
How to Achieve Deterministic Graph Layout
How to determine minimum and maximum sizes of NodeRealizers
How to layout a graph in a separate thread

 Concepts

How to invoke a yFiles layout algorithm
Tips for Passing Data to Layout Algorithms

 Advanced Layout Features

Automatic Port Assignment
How to Layout Subsets of Nodes Only
How to Save Port Constraints to a GraphML File

 Layout Stages

Automatic Port Assignment

 Circular Layout

Make SingleCycleLayouter use bent edges instead of straight edges

 Hierarchical Layout

Custom Node Alignment for HierarchicLayouter
HierarchicLayouter: Getting a Node's Layer Number
Make HierarchicLayouter Preserve Space for Node Labels

 Incremental Hierarchical Layout

Group Nodes, Labels, and IncrementalHierarchicLayouter

 Organic Layout

How to Instruct the OrganicLayouter to Fix Some Node Positions

 Organic Edge Routing

OrganicEdgeRouter produces extreme bends

 Orthogonal Edge Routing

Make edges start from the same port using OrthogonalEdgeRouter

 Automatic Label Placement

Achieving Non-Overlapping Node and Edge Labeling
Demystifying Automatic Edge Labeling
Minimizing Label Overlaps
Running Generic Labeling Algorithms Stand-alone

 Demo Applications Source Code

DiagonalLayouter
GroupingLayoutWithoutAView
IncrementalLayoutWithoutAView
LayoutWithoutAView
RecursiveGroupLayouterDemo
SwimLaneLayoutWithoutAView

 yFiles Viewer

Graph Structure Memory Requirements
How to Hide and Unhide Nodes Correctly
How to restore original node order after hiding and unhiding nodes from a graph
Mapping Between Business Layer and Presentation Layer
Problems creating Graph2D objects on systems without X server
Using yFiles Viewer within Eclipse

 Displaying and Editing Graphs

Performance Pros and Cons When Displaying Graphs

 Bringing Graph Elements to Life: The Realizer Concept

Collapsible/Expandable UML Class Node Representation
How do I add or redefine shapes within ShapeNodeRealizer?
Make SingleCycleLayouter use bent edges instead of straight edges
Properly Customizing the Visual Behavior of Nodes
Transparency of NodeRealizers

 Realizer-Related Features

Determining Whether a Hyperlink in an HTML-coded Label Text has been Clicked
How to automatically adjust node bounds to the node's label
How to create and augment custom arrow styles
How to determine minimum and maximum sizes of NodeRealizers
How to place two edge labels on opposite sides of an edge
Modeling T-Connections Using Edge Labels
Painting Labels Atop Other Graph Elements
Unicode Labels
Why do nodes and edges sometimes look rather simple?
Why Node Labels Exceed the Width of Their Nodes

 View Implementations

Changing the Drawing Order of Nodes and Edges
How to create a Graph Overview Panel similar to the one used in yEd
How to determine the hit order of graph elements for mouse input
How to Move the Scroll Bars Using the Mouse Wheel
How to update scroll bars and the scrollable area of a Graph2DView
Painting Selected Nodes on Top of Unselected Nodes
Setting Scroll Bar Policies

 User Interaction

Creating and Firing Additional Event Types
Customizing Mouse Events in EditMode
Handling Mouse Events on Diagram Elements
How to automatically adjust node bounds to the node's label
How to Automatically Scroll the View During Mouse Drag Gestures
How to enable and customize tooltips for edges and nodes
How to Get Notified of Changes in a Graph2D
Listening to and Efficiently Handling Graphical Property Changes
Trigger Rotation and/or Zooming via Keyboard
Using Alternative Modifiers for ViewMode Mouse Gestures

 Events and Listeners

Creating and Firing Additional Event Types
How to Get Notified of Changes in a Graph2D
Listening to and Efficiently Handling Graphical Property Changes
Listening to Selection Changes Efficiently

 Printing a Graph's Visual Representation

How to add a title when printing a diagram

 Animations for Graph Elements

How to Animate Graphs

 Advanced Application Logic

Copying an image of the graph view to the system clipboard

 Graph Hierarchies

 Managing Graph Hierarchies

Hiding Nodes in a Graph Hierarchy that is Managed by Class HierarchyManager
Hiding Nodes in a Graph Hierarchy that is Managed by Class HierarchyManager, Part 2

 Node Realizers

How to determine minimum and maximum sizes of NodeRealizers
How to Set the Size (or Location) of an Open Group Node

 Input and Output

WMF limitations

 Exporting a Graph's Visual Representation

Generating Large Images when Exporting Graphs
How to Export a Graph as an Image
IllegalArgumentException when exporting graph to image files

 GraphML Extension Package

 GraphML

GraphML Representation of Nested Graph Structures
How to Save Port Constraints to a GraphML File

 Demo Applications Source Code

AnimatedNavigationDemo
AnimationEffectsDemo
AppletDemo
AssistantPlacerDemo
BackgroundDemo
BridgeDemo
BridgeEdgeRealizerDemo
BuildGraphDemo
ChannelEdgeRouterModule
CircleNodeRealizer
CircularLayoutModule
ClipboardDemo
CollapsibleTreeDemo
CompactOrthogonalLayoutModule
ComponentLayoutModule
ConstraintLayererDemo
CreateEdgeModeDemo
CustomGMLDemo
DemoBase
DendrogramLayouterDemo
DiagonalLayoutModule
DirectedOrthogonalLayoutModule
DragAndDropDemo
DrawablesDemo
EaseInEaseOutDemo
EdgeConnectorDemo
EdgeRouterDemo
EncoderFactory
FadeInFadeOutDemo
FamilyTreeDemo
FamilyTreeLayoutModule
FixedPortsNodeRealizer
FlowChartDemo
FullScreenNavigationDemo
GenericEdgeRealizerDemo
GenericNodeRealizerDemo
GraphFormatConverter
HierarchicLayouterDemo
HierarchicLayoutModule
HierarchyDemo
ImageMapDemo
InactiveLayerDemo
IncrementalHierarchicGroupDemo
IncrementalHierarchicLayouterDemo
IncrementalHierarchicLayoutModule
IncrementalTreeLayouterDemo
InteractiveOrganicDemo
LabelAnimationDemo
LabelingDemo
LabelingModule
LayoutDemo
LayoutModuleDemo
MagnifierViewModeDemo
MazeRouterDemo
ModelViewManagerDemo
MouseInputDemo
NavigationDemo
NodePropertyEditorDemo
NoteNodeRealizer
OptionHandlerDemo
OrganicEdgeRouterModule
OrganicLayouterDemo
OrganicLayoutModule
OrthogonalEdgeRouterModule
OrthogonalEdgeViewModeDemo
OrthogonalLayoutModule
ParserFactory
PopupModeDemo
PortCreateEdgeModeDemo
PortsDemo
PrintPreviewDemo
RollOverEffectDemo
RotatableNodePlacersDemo
RoundRectNodeRealizer
ScrollingNodeRealizer
SequenceConstraintsDemo
SimpleDemo
SimpleGMLDemo
SimpleIncrementalHierarchicLayouterDemo
SimpleSwimLaneLayouterDemo
SmartOrganicLayoutModule
StateNodeRealizer
StateNodeRealizerDemo
SwimLaneGroupDemo
SwingRendererDemo
TiledImageDemo
TreeLayoutConfigurationDemo
TreeLayoutModule
UMLClassDiagramLayouterDemo
UMLClassNodeRealizer
UndoRedoDemo
ViewActionDemo
VisualFeatureDemo
YLabelConfigurationDemo

yFiles.NET

 Licensing

 Deployment

 yFiles.NET Algorithms

Clarifications on yFiles.NET / yFiles WPF
Graph Structure Memory Requirements

 Working With the Graph Structure

 Analyzing Graphs

How to Compute All Shortest Paths Between Two Nodes

 Automatic Graph Layout

 Advanced Layout Features

How to Layout Subsets of Nodes Only

 Organic Layout

How to Instruct the OrganicLayouter to Fix Some Node Positions

 Orthogonal Edge Routing

Make edges start from the same port using OrthogonalEdgeRouter

 yFiles.NET Viewer

 Using yFiles Layout Functionality From yFiles.NET Viewer

Comparison between y.base.Graph and yWorks.yFiles.UI.Model.IGraph

yFiles WPF

 Licensing

 yFiles WPF Algorithms

Clarifications on yFiles.NET / yFiles WPF
Graph Structure Memory Requirements

 Automatic Graph Layout

 Advanced Layout Features

How to Layout Subsets of Nodes Only

 Organic Layout

How to Instruct the OrganicLayouter to Fix Some Node Positions

 Orthogonal Edge Routing

Make edges start from the same port using OrthogonalEdgeRouter

 yFiles WPF Viewer

 Using yFiles Layout Functionality From yFiles WPF Viewer

Comparison between y.base.Graph and yWorks.yFiles.UI.Model.IGraph

yFiles AJAX

 Licensing

 Deployment

 Other

yFiles FLEX

 Licensing

 Deployment

 Other

 Displaying and Editing Graphs

Label Sizes and Zooming

 Graph Structure

Changing the displaying order of a graph's items (z-order)

 Visual Representation of Graph Elements

Applying a background image to the GraphCanvasComponent
Adding new edges to existing ports only
Changing the displaying order of a graph's items (z-order)
Fonts are not displayed correctly
How to Add Tooltips / Mouse Hover Effects
How to prevent cropping of edges at the node's bounds

 Styles-related Features

Adding new edges to existing ports only

 View Implementations

Customizing Selection Visualization
How to simulate group nodes on a flex client

 User Interaction

Adding new edges to existing ports only
Handling mouse clicks on edges or nodes
How to Add Tooltips / Mouse Hover Effects
How to find out which graph item is located at particular coordinates
How to simulate group nodes on a flex client
Using hyperlinks with nodes, edges and labels

 Input and Output

 Working with the GraphML File Format

Transfer of additional information between server and client

 Printing

How to print the graph on multiple pages

 Communicating with the Server

 Remote Communication in yFiles FLEX

Transfer of additional information between server and client

 yFiles FLEX Java Server API

 Roundtrip Support Classes

Transfer of additional information between server and client

 Architectural Concepts

 Look-up Mechanism

Adding new edges to existing ports only
Customizing Selection Visualization
How to Add Tooltips / Mouse Hover Effects
How to prevent cropping of edges at the node's bounds

GraphML

 GraphML Extension Package

 GraphML

GraphML Representation of Nested Graph Structures
How to Save Port Constraints to a GraphML File

 Advanced Topics

Unicode Labels

yGuard

yEd

yDoc