java.lang.Object
- java.awt.Component
- - java.awt.Container
  - - javax.swing.JComponent
    - - javax.swing.JPanel
      - org.jungrapht.visualization.VisualizationImageServer<V,E>

Type Parameters:

V - the vertex type

E - the edge type

All Implemented Interfaces:

ImageObserver, MenuContainer, Serializable, EventListener, Accessible, ChangeListener, LayoutSizeChange.Listener, LayoutStateChange.Listener, ModelChange.Listener, ViewChange.Listener, RenderContextStateChange.Listener, VisualizationComponent, VisualizationServer<V,E>
```
public class VisualizationImageServer<V,E>
extends JPanel
```
A class that could be used on the server side of a thin-client application. It creates the graph visualization, then produces an image of it.

Author:

tom

See Also:

Serialized Form

Nested Class Summary

Nested Classes
Modifier and Type	Class	Description
`static class`	`VisualizationImageServer.Builder<V,E,T extends VisualizationImageServer<V,E>,B extends VisualizationImageServer.Builder<V,E,T,B>>`

Nested classes/interfaces inherited from class javax.swing.JPanel
JPanel.AccessibleJPanel

Nested classes/interfaces inherited from class javax.swing.JComponent
JComponent.AccessibleJComponent

Nested classes/interfaces inherited from class java.awt.Container
Container.AccessibleAWTContainer

Nested classes/interfaces inherited from class java.awt.Component
Component.AccessibleAWTComponent, Component.BaselineResizeBehavior, Component.BltBufferStrategy, Component.FlipBufferStrategy

Nested classes/interfaces inherited from interface org.jungrapht.visualization.VisualizationServer
VisualizationServer.Paintable

Field Summary

Fields
Modifier and Type	Field	Description
`protected ChangeEventSupport`	`changeSupport`
`protected boolean`	`doubleBuffered`	user-settable choice to use the offscreen image or not.
`protected Spatial<E,V>`	`edgeSpatial`
`protected double`	`lightweightRenderingScaleThreshold`
`protected int`	`lightweightRenderingVertexCountThreshold`
`protected BufferedImage`	`offscreen`	an offscreen image to render the graph Used if doubleBuffered is set to true
`protected Graphics2D`	`offscreenG2d`	graphics context for the offscreen image Used if doubleBuffered is set to true
`protected ItemListener`	`pickEventListener`	a listener used to cause pick events to result in repaints, even if they come from another view
`protected List<VisualizationServer.Paintable>`	`postRenderers`	a collection of user-implementable functions to render over the topology (after the graph is rendered)
`protected List<VisualizationServer.Paintable>`	`preRenderers`	a collection of user-implementable functions to render under the topology (before the graph is rendered)
`protected RenderContext<V,E>`	`renderContext`
`protected DefaultModalRenderer<V,E>`	`renderer`	handles the actual drawing of graph elements
`protected BiFunction<org.jgrapht.Graph<V,E>,E,Shape>`	`savedEdgeShapeFunction`
`protected double`	`scaleToLayoutPaddingFactor`
`protected MutableSelectedState<E>`	`selectedEdgeState`	holds the state of which edges of the graph are currently 'selected'
`protected MutableSelectedState<V>`	`selectedVertexState`	holds the state of which vertices of the graph are currently 'selected'
`protected Predicate<Double>`	`smallScaleOverridePredicate`
`protected boolean`	`spatialSupportOnSwingThread`
`protected TransformSupport<V,E>`	`transformSupport`
`protected Spatial<V,V>`	`vertexSpatial`
`protected VisualizationModel<V,E>`	`visualizationModel`	holds the state of this View

Fields inherited from class javax.swing.JComponent
listenerList, TOOL_TIP_TEXT_KEY, ui, UNDEFINED_CONDITION, WHEN_ANCESTOR_OF_FOCUSED_COMPONENT, WHEN_FOCUSED, WHEN_IN_FOCUSED_WINDOW

Fields inherited from class java.awt.Component
accessibleContext, BOTTOM_ALIGNMENT, CENTER_ALIGNMENT, LEFT_ALIGNMENT, RIGHT_ALIGNMENT, TOP_ALIGNMENT

Fields inherited from interface java.awt.image.ImageObserver
ABORT, ALLBITS, ERROR, FRAMEBITS, HEIGHT, PROPERTIES, SOMEBITS, WIDTH

Constructor Summary

Constructors
Modifier Constructor Description

protected VisualizationImageServer(VisualizationImageServer.Builder<V,E,?,?> builder)

Method Summary

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`void`	`addChangeListener(ChangeListener l)`	Adds a `ChangeListener`.
`void`	`addPostRenderPaintable(VisualizationServer.Paintable paintable)`
`void`	`addPreRenderPaintable(VisualizationServer.Paintable paintable)`
`protected void`	`applyLayoutAlgorithmConnections()`	The LayoutAlgorithms that use Articulated edges (with bends) need to set the edgeShapeFunction to a class that will provide the bend points for each edge.
`static <V,E> VisualizationImageServer.Builder<V,E,?,?>`	`builder(org.jgrapht.Graph<V,E> graph)`
`protected void`	`checkOffscreenImage(Dimension d)`	Ensure that, if doubleBuffering is enabled, the offscreen image buffer exists and is the correct layoutSize.
`void`	`fireStateChanged()`	Notifies all listeners that have registered interest for notification on this event type.
`Point2D`	`getCenter()`
`ChangeListener[]`	`getChangeListeners()`	Returns an array of all the `ChangeListener`s added with addChangeListener().
`JComponent`	`getComponent()`
`Spatial<E,V>`	`getEdgeSpatial()`
`Image`	`getFullImage()`
`GraphElementAccessor<V,E>`	`getPickSupport()`
`RenderContext<V,E>`	`getRenderContext()`
`ModalRenderer<V,E>`	`getRenderer()`
`Map<RenderingHints.Key,Object>`	`getRenderingHints()`
`Set<E>`	`getSelectedEdges()`
`MutableSelectedState<E>`	`getSelectedEdgeState()`
`MutableSelectedState<V>`	`getSelectedVertexState()`
`Set<V>`	`getSelectedVertices()`
`Dimension`	`getSize()`	Always sanity-check getLayoutSize so that we don't use a value that is improbable
`TransformSupport<V,E>`	`getTransformSupport()`
`Spatial<V,V>`	`getVertexSpatial()`
`VisualizationModel<V,E>`	`getVisualizationModel()`
`boolean`	`isDoubleBuffered()`	Returns whether this class uses double buffering.
`void`	`layoutSizeChanged(LayoutSizeChange.Event evt)`
`void`	`layoutStateChanged(LayoutStateChange.Event evt)`
`void`	`modelChanged()`	a ModelChange.Event from the LayoutModel will trigger a repaint of the visualization
`protected void`	`paintComponent(Graphics g)`
`void`	`prependPostRenderPaintable(VisualizationServer.Paintable paintable)`
`void`	`prependPreRenderPaintable(VisualizationServer.Paintable paintable)`
`void`	`removeChangeListener(ChangeListener l)`	Removes a ChangeListener.
`void`	`removePostRenderPaintable(VisualizationServer.Paintable paintable)`
`void`	`removePreRenderPaintable(VisualizationServer.Paintable paintable)`
`void`	`renderContextStateChanged(RenderContextStateChange.Event evt)`
`protected void`	`renderGraph(Graphics2D g2d)`
`void`	`reset()`	resets all transforms in the visualization
`void`	`resizeToLayout()`
`void`	`scaleToLayout()`	scale the graph visualization to fit within the view window
`void`	`scaleToLayout(boolean resizeToPoints)`	scale the graph visualization to fit within the view window
`void`	`scaleToLayout(ScalingControl scaler)`	scale the graph layout to fit withon the view window
`void`	`scaleToLayout(ScalingControl scaler, boolean resizeToPoints)`	scale the graph layout to fit withon the view window
`void`	`setDoubleBuffered(boolean doubleBuffered)`	Specify whether this class uses its offscreen image or not.
`void`	`setEdgeSpatial(Spatial<E,V> spatial)`
`void`	`setInitialDimensionFunction(Function<org.jgrapht.Graph<V,?>,Pair<Integer>> initialDimensionFunction)`
`void`	`setPickSupport(GraphElementAccessor<V,E> pickSupport)`
`void`	`setRenderContext(RenderContext<V,E> renderContext)`
`void`	`setRenderingHints(Map<RenderingHints.Key,Object> renderingHints)`
`void`	`setSelectedEdgeState(MutableSelectedState<E> selectedEdgeState)`
`void`	`setSelectedVertexState(MutableSelectedState<V> selectedVertexState)`
`void`	`setTransformSupport(TransformSupport<V,E> transformSupport)`
`void`	`setVertexSpatial(Spatial<V,V> spatial)`
`void`	`setVisualizationModel(VisualizationModel<V,E> visualizationModel)`
`void`	`stateChanged(ChangeEvent e)`	In response to changes from the model, repaint the view, then fire an event to any listeners.
`protected void`	`updateSelectionStates()`	when the graph model changed (added/removed vertices/edges) update the selected state so that nothing is 'selected' that is not still in the graph.
`void`	`viewChanged()`
`Shape`	`viewOnLayout()`

Methods inherited from class javax.swing.JPanel
getAccessibleContext, getUI, getUIClassID, paramString, setUI, updateUI

Methods inherited from class javax.swing.JComponent
addAncestorListener, addNotify, addVetoableChangeListener, computeVisibleRect, contains, createToolTip, disable, enable, firePropertyChange, firePropertyChange, firePropertyChange, fireVetoableChange, getActionForKeyStroke, getActionMap, getAlignmentX, getAlignmentY, getAncestorListeners, getAutoscrolls, getBaseline, getBaselineResizeBehavior, getBorder, getBounds, getClientProperty, getComponentGraphics, getComponentPopupMenu, getConditionForKeyStroke, getDebugGraphicsOptions, getDefaultLocale, getFontMetrics, getGraphics, getHeight, getInheritsPopupMenu, getInputMap, getInputMap, getInputVerifier, getInsets, getInsets, getListeners, getLocation, getMaximumSize, getMinimumSize, getNextFocusableComponent, getPopupLocation, getPreferredSize, getRegisteredKeyStrokes, getRootPane, getSize, getToolTipLocation, getToolTipText, getToolTipText, getTopLevelAncestor, getTransferHandler, getVerifyInputWhenFocusTarget, getVetoableChangeListeners, getVisibleRect, getWidth, getX, getY, grabFocus, hide, isLightweightComponent, isManagingFocus, isOpaque, isOptimizedDrawingEnabled, isPaintingForPrint, isPaintingOrigin, isPaintingTile, isRequestFocusEnabled, isValidateRoot, paint, paintBorder, paintChildren, paintImmediately, paintImmediately, print, printAll, printBorder, printChildren, printComponent, processComponentKeyEvent, processKeyBinding, processKeyEvent, processMouseEvent, processMouseMotionEvent, putClientProperty, registerKeyboardAction, registerKeyboardAction, removeAncestorListener, removeNotify, removeVetoableChangeListener, repaint, repaint, requestDefaultFocus, requestFocus, requestFocus, requestFocusInWindow, requestFocusInWindow, resetKeyboardActions, reshape, revalidate, scrollRectToVisible, setActionMap, setAlignmentX, setAlignmentY, setAutoscrolls, setBackground, setBorder, setComponentPopupMenu, setDebugGraphicsOptions, setDefaultLocale, setEnabled, setFocusTraversalKeys, setFont, setForeground, setInheritsPopupMenu, setInputMap, setInputVerifier, setMaximumSize, setMinimumSize, setNextFocusableComponent, setOpaque, setPreferredSize, setRequestFocusEnabled, setToolTipText, setTransferHandler, setUI, setVerifyInputWhenFocusTarget, setVisible, unregisterKeyboardAction, update

Methods inherited from class java.awt.Container
add, add, add, add, add, addContainerListener, addImpl, addPropertyChangeListener, addPropertyChangeListener, applyComponentOrientation, areFocusTraversalKeysSet, countComponents, deliverEvent, doLayout, findComponentAt, findComponentAt, getComponent, getComponentAt, getComponentAt, getComponentCount, getComponents, getComponentZOrder, getContainerListeners, getFocusTraversalKeys, getFocusTraversalPolicy, getLayout, getMousePosition, insets, invalidate, isAncestorOf, isFocusCycleRoot, isFocusCycleRoot, isFocusTraversalPolicyProvider, isFocusTraversalPolicySet, layout, list, list, locate, minimumSize, paintComponents, preferredSize, printComponents, processContainerEvent, processEvent, remove, remove, removeAll, removeContainerListener, setComponentZOrder, setFocusCycleRoot, setFocusTraversalPolicy, setFocusTraversalPolicyProvider, setLayout, transferFocusDownCycle, validate, validateTree

Methods inherited from class java.awt.Component
action, add, addComponentListener, addFocusListener, addHierarchyBoundsListener, addHierarchyListener, addInputMethodListener, addKeyListener, addMouseListener, addMouseMotionListener, addMouseWheelListener, bounds, checkImage, checkImage, coalesceEvents, contains, createImage, createImage, createVolatileImage, createVolatileImage, disableEvents, dispatchEvent, enable, enableEvents, enableInputMethods, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, getBackground, getBounds, getColorModel, getComponentListeners, getComponentOrientation, getCursor, getDropTarget, getFocusCycleRootAncestor, getFocusListeners, getFocusTraversalKeysEnabled, getFont, getForeground, getGraphicsConfiguration, getHierarchyBoundsListeners, getHierarchyListeners, getIgnoreRepaint, getInputContext, getInputMethodListeners, getInputMethodRequests, getKeyListeners, getLocale, getLocation, getLocationOnScreen, getMouseListeners, getMouseMotionListeners, getMousePosition, getMouseWheelListeners, getName, getParent, getPropertyChangeListeners, getPropertyChangeListeners, getToolkit, getTreeLock, gotFocus, handleEvent, hasFocus, imageUpdate, inside, isBackgroundSet, isCursorSet, isDisplayable, isEnabled, isFocusable, isFocusOwner, isFocusTraversable, isFontSet, isForegroundSet, isLightweight, isMaximumSizeSet, isMinimumSizeSet, isPreferredSizeSet, isShowing, isValid, isVisible, keyDown, keyUp, list, list, list, location, lostFocus, mouseDown, mouseDrag, mouseEnter, mouseExit, mouseMove, mouseUp, move, nextFocus, paintAll, postEvent, prepareImage, prepareImage, processComponentEvent, processFocusEvent, processHierarchyBoundsEvent, processHierarchyEvent, processInputMethodEvent, processMouseWheelEvent, remove, removeComponentListener, removeFocusListener, removeHierarchyBoundsListener, removeHierarchyListener, removeInputMethodListener, removeKeyListener, removeMouseListener, removeMouseMotionListener, removeMouseWheelListener, removePropertyChangeListener, removePropertyChangeListener, repaint, repaint, repaint, requestFocus, requestFocus, requestFocusInWindow, resize, resize, setBounds, setBounds, setComponentOrientation, setCursor, setDropTarget, setFocusable, setFocusTraversalKeysEnabled, setIgnoreRepaint, setLocale, setLocation, setLocation, setMixingCutoutShape, setName, setSize, setSize, show, show, size, toString, transferFocus, transferFocusBackward, transferFocusUpCycle

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.jungrapht.visualization.VisualizationComponent
add, add, getBackground, getBounds, getFont, getHeight, getPreferredSize, getToolTipText, getWidth, setBackground, setCursor, setFont, setForeground, setLayout, setPreferredSize

Methods inherited from interface org.jungrapht.visualization.VisualizationServer
repaint, setVisible

- Field Detail
  - changeSupport
```
protected ChangeEventSupport changeSupport
```
  - visualizationModel
```
protected VisualizationModel<V,E> visualizationModel
```
    holds the state of this View
  - renderer
```
protected DefaultModalRenderer<V,E> renderer
```
    handles the actual drawing of graph elements
  - selectedVertexState
```
protected MutableSelectedState<V> selectedVertexState
```
    holds the state of which vertices of the graph are currently 'selected'
  - selectedEdgeState
```
protected MutableSelectedState<E> selectedEdgeState
```
    holds the state of which edges of the graph are currently 'selected'
  - pickEventListener
```
protected ItemListener pickEventListener
```
    a listener used to cause pick events to result in repaints, even if they come from another view
  - offscreen
```
protected BufferedImage offscreen
```
    an offscreen image to render the graph Used if doubleBuffered is set to true
  - offscreenG2d
```
protected Graphics2D offscreenG2d
```
    graphics context for the offscreen image Used if doubleBuffered is set to true
  - doubleBuffered
```
protected boolean doubleBuffered
```
    user-settable choice to use the offscreen image or not. 'false' by default
  - preRenderers
```
protected List<VisualizationServer.Paintable> preRenderers
```
    a collection of user-implementable functions to render under the topology (before the graph is rendered)
  - postRenderers
```
protected List<VisualizationServer.Paintable> postRenderers
```
    a collection of user-implementable functions to render over the topology (after the graph is rendered)
  - renderContext
```
protected RenderContext<V,E> renderContext
```
  - transformSupport
```
protected TransformSupport<V,E> transformSupport
```
  - vertexSpatial
```
protected Spatial<V,V> vertexSpatial
```
  - edgeSpatial
```
protected Spatial<E,V> edgeSpatial
```
  - spatialSupportOnSwingThread
```
protected boolean spatialSupportOnSwingThread
```
  - savedEdgeShapeFunction
```
protected BiFunction<org.jgrapht.Graph<V,E>,E,Shape> savedEdgeShapeFunction
```
  - lightweightRenderingVertexCountThreshold
```
protected int lightweightRenderingVertexCountThreshold
```
  - lightweightRenderingScaleThreshold
```
protected double lightweightRenderingScaleThreshold
```
  - scaleToLayoutPaddingFactor
```
protected double scaleToLayoutPaddingFactor
```
  - smallScaleOverridePredicate
```
protected Predicate<Double> smallScaleOverridePredicate
```
- Constructor Detail
  - VisualizationImageServer
```
protected VisualizationImageServer(VisualizationImageServer.Builder<V,E,?,?> builder)
```
- Method Detail
  - builder
```
public static <V,E> VisualizationImageServer.Builder<V,E,?,?> builder(org.jgrapht.Graph<V,E> graph)
```
    Type Parameters:
    
    V - the vertex type
    
    E - the edge type
    
    Parameters:
    
    graph - the graph to visualize
    
    Returns:
    
    the builder
  - getFullImage
```
public Image getFullImage()
```
  - reset
```
public void reset()
```
    Description copied from interface: VisualizationServer
    
    resets all transforms in the visualization
    
    Specified by:
    
    reset in interface VisualizationServer<V,E>
  - getComponent
```
public JComponent getComponent()
```
    Specified by:
    
    getComponent in interface VisualizationComponent
  - layoutSizeChanged
```
public void layoutSizeChanged(LayoutSizeChange.Event evt)
```
    Specified by:
    
    layoutSizeChanged in interface LayoutSizeChange.Listener<V>
  - setInitialDimensionFunction
```
public void setInitialDimensionFunction(Function<org.jgrapht.Graph<V,?>,Pair<Integer>> initialDimensionFunction)
```
    Specified by:
    
    setInitialDimensionFunction in interface VisualizationServer<V,E>
  - getVertexSpatial
```
public Spatial<V,V> getVertexSpatial()
```
    Specified by:
    
    getVertexSpatial in interface VisualizationServer<V,E>
  - setVertexSpatial
```
public void setVertexSpatial(Spatial<V,V> spatial)
```
    Specified by:
    
    setVertexSpatial in interface VisualizationServer<V,E>
  - getEdgeSpatial
```
public Spatial<E,V> getEdgeSpatial()
```
    Specified by:
    
    getEdgeSpatial in interface VisualizationServer<V,E>
  - setEdgeSpatial
```
public void setEdgeSpatial(Spatial<E,V> spatial)
```
    Specified by:
    
    setEdgeSpatial in interface VisualizationServer<V,E>
  - setDoubleBuffered
```
public void setDoubleBuffered(boolean doubleBuffered)
```
    Description copied from interface: VisualizationServer
    
    Specify whether this class uses its offscreen image or not.
    
    Specified by:
    
    setDoubleBuffered in interface VisualizationServer<V,E>
    
    Overrides:
    
    setDoubleBuffered in class JComponent
    
    Parameters:
    
    doubleBuffered - if true, then doubleBuffering in the superclass is set to 'false'
  - isDoubleBuffered
```
public boolean isDoubleBuffered()
```
    Description copied from interface: VisualizationServer
    
    Returns whether this class uses double buffering. The superclass will be the opposite state.
    
    Specified by:
    
    isDoubleBuffered in interface VisualizationServer<V,E>
    
    Overrides:
    
    isDoubleBuffered in class JComponent
    
    Returns:
    
    the double buffered state
  - getSize
```
public Dimension getSize()
```
    Always sanity-check getLayoutSize so that we don't use a value that is improbable
    
    Specified by:
    
    getSize in interface VisualizationComponent
    
    Overrides:
    
    getSize in class Component
    
    See Also:
    
    Component.getSize()
  - checkOffscreenImage
```
protected void checkOffscreenImage(Dimension d)
```
    Ensure that, if doubleBuffering is enabled, the offscreen image buffer exists and is the correct layoutSize.
    
    Parameters:
    
    d - the expected Dimension of the offscreen buffer
  - getVisualizationModel
```
public VisualizationModel<V,E> getVisualizationModel()
```
    Specified by:
    
    getVisualizationModel in interface VisualizationServer<V,E>
    
    Returns:
    
    the model.
  - setVisualizationModel
```
public void setVisualizationModel(VisualizationModel<V,E> visualizationModel)
```
    Specified by:
    
    setVisualizationModel in interface VisualizationServer<V,E>
    
    Parameters:
    
    visualizationModel - the model for this class to use
  - stateChanged
```
public void stateChanged(ChangeEvent e)
```
    Description copied from interface: VisualizationServer
    
    In response to changes from the model, repaint the view, then fire an event to any listeners. Examples of listeners are the VisualizationScrollPane and the BirdsEyeVisualizationViewer
    
    Specified by:
    
    stateChanged in interface ChangeListener
    
    Specified by:
    
    stateChanged in interface VisualizationServer<V,E>
    
    Parameters:
    
    e - the change event
  - getRenderer
```
public ModalRenderer<V,E> getRenderer()
```
    Specified by:
    
    getRenderer in interface VisualizationServer<V,E>
    
    Returns:
    
    the renderer used by this instance.
  - resizeToLayout
```
public void resizeToLayout()
```
    Specified by:
    
    resizeToLayout in interface VisualizationServer<V,E>
  - scaleToLayout
```
public void scaleToLayout()
```
    Description copied from interface: VisualizationServer
    
    scale the graph visualization to fit within the view window
    
    Specified by:
    
    scaleToLayout in interface VisualizationServer<V,E>
  - scaleToLayout
```
public void scaleToLayout(boolean resizeToPoints)
```
    Description copied from interface: VisualizationServer
    
    scale the graph visualization to fit within the view window
    
    Specified by:
    
    scaleToLayout in interface VisualizationServer<V,E>
  - scaleToLayout
```
public void scaleToLayout(ScalingControl scaler)
```
    Description copied from interface: VisualizationServer
    
    scale the graph layout to fit withon the view window
    
    Specified by:
    
    scaleToLayout in interface VisualizationServer<V,E>
    
    Parameters:
    
    scaler - the ScalingControl to change the view scale
  - scaleToLayout
```
public void scaleToLayout(ScalingControl scaler,
                          boolean resizeToPoints)
```
    Description copied from interface: VisualizationServer
    
    scale the graph layout to fit withon the view window
    
    Specified by:
    
    scaleToLayout in interface VisualizationServer<V,E>
    
    Parameters:
    
    scaler - the ScalingControl to change the view scale
  - getRenderingHints
```
public Map<RenderingHints.Key,Object> getRenderingHints()
```
    Specified by:
    
    getRenderingHints in interface VisualizationServer<V,E>
    
    Returns:
    
    the renderingHints
  - setRenderingHints
```
public void setRenderingHints(Map<RenderingHints.Key,Object> renderingHints)
```
    Specified by:
    
    setRenderingHints in interface VisualizationServer<V,E>
    
    Parameters:
    
    renderingHints - The renderingHints to set.
  - paintComponent
```
protected void paintComponent(Graphics g)
```
    Overrides:
    
    paintComponent in class JComponent
  - viewOnLayout
```
public Shape viewOnLayout()
```
    Specified by:
    
    viewOnLayout in interface VisualizationServer<V,E>
  - renderGraph
```
protected void renderGraph(Graphics2D g2d)
```
  - modelChanged
```
public void modelChanged()
```
    a ModelChange.Event from the LayoutModel will trigger a repaint of the visualization
    
    Specified by:
    
    modelChanged in interface ModelChange.Listener
  - updateSelectionStates
```
protected void updateSelectionStates()
```
    when the graph model changed (added/removed vertices/edges) update the selected state so that nothing is 'selected' that is not still in the graph.
  - applyLayoutAlgorithmConnections
```
protected void applyLayoutAlgorithmConnections()
```
    The LayoutAlgorithms that use Articulated edges (with bends) need to set the edgeShapeFunction to a class that will provide the bend points for each edge. The LayoutAlgorithms that comsider vertex Shape during layout need to access the vertexShapeFunction
  - viewChanged
```
public void viewChanged()
```
    Specified by:
    
    viewChanged in interface ViewChange.Listener
  - layoutStateChanged
```
public void layoutStateChanged(LayoutStateChange.Event evt)
```
    Specified by:
    
    layoutStateChanged in interface LayoutStateChange.Listener
  - renderContextStateChanged
```
public void renderContextStateChanged(RenderContextStateChange.Event evt)
```
    Specified by:
    
    renderContextStateChanged in interface RenderContextStateChange.Listener<V,E>
  - addPreRenderPaintable
```
public void addPreRenderPaintable(VisualizationServer.Paintable paintable)
```
    Specified by:
    
    addPreRenderPaintable in interface VisualizationServer<V,E>
    
    Parameters:
    
    paintable - The paintable to add.
  - prependPreRenderPaintable
```
public void prependPreRenderPaintable(VisualizationServer.Paintable paintable)
```
    Specified by:
    
    prependPreRenderPaintable in interface VisualizationServer<V,E>
    
    Parameters:
    
    paintable - The paintable to add.
  - removePreRenderPaintable
```
public void removePreRenderPaintable(VisualizationServer.Paintable paintable)
```
    Specified by:
    
    removePreRenderPaintable in interface VisualizationServer<V,E>
    
    Parameters:
    
    paintable - The paintable to remove.
  - addPostRenderPaintable
```
public void addPostRenderPaintable(VisualizationServer.Paintable paintable)
```
    Specified by:
    
    addPostRenderPaintable in interface VisualizationServer<V,E>
    
    Parameters:
    
    paintable - The paintable to add.
  - prependPostRenderPaintable
```
public void prependPostRenderPaintable(VisualizationServer.Paintable paintable)
```
  - removePostRenderPaintable
```
public void removePostRenderPaintable(VisualizationServer.Paintable paintable)
```
    Specified by:
    
    removePostRenderPaintable in interface VisualizationServer<V,E>
    
    Parameters:
    
    paintable - The paintable to remove.
  - addChangeListener
```
public void addChangeListener(ChangeListener l)
```
    Description copied from interface: VisualizationServer
    
    Adds a ChangeListener.
    
    Specified by:
    
    addChangeListener in interface VisualizationServer<V,E>
    
    Parameters:
    
    l - the listener to be added
  - removeChangeListener
```
public void removeChangeListener(ChangeListener l)
```
    Description copied from interface: VisualizationServer
    
    Removes a ChangeListener.
    
    Specified by:
    
    removeChangeListener in interface VisualizationServer<V,E>
    
    Parameters:
    
    l - the listener to be removed
  - getChangeListeners
```
public ChangeListener[] getChangeListeners()
```
    Description copied from interface: VisualizationServer
    
    Returns an array of all the ChangeListeners added with addChangeListener().
    
    Specified by:
    
    getChangeListeners in interface VisualizationServer<V,E>
    
    Returns:
    
    all of the ChangeListeners added or an empty array if no listeners have been added
  - fireStateChanged
```
public void fireStateChanged()
```
    Description copied from interface: VisualizationServer
    
    Notifies all listeners that have registered interest for notification on this event type. The event instance is lazily created.
    
    Specified by:
    
    fireStateChanged in interface VisualizationServer<V,E>
    
    See Also:
    
    EventListenerList
  - getSelectedVertexState
```
public MutableSelectedState<V> getSelectedVertexState()
```
    Specified by:
    
    getSelectedVertexState in interface VisualizationServer<V,E>
    
    Returns:
    
    the vertex MutableSelectedState instance
  - getSelectedVertices
```
public Set<V> getSelectedVertices()
```
    Specified by:
    
    getSelectedVertices in interface VisualizationServer<V,E>
  - getSelectedEdgeState
```
public MutableSelectedState<E> getSelectedEdgeState()
```
    Specified by:
    
    getSelectedEdgeState in interface VisualizationServer<V,E>
    
    Returns:
    
    the edge MutableSelectedState instance
  - getSelectedEdges
```
public Set<E> getSelectedEdges()
```
    Specified by:
    
    getSelectedEdges in interface VisualizationServer<V,E>
  - setSelectedVertexState
```
public void setSelectedVertexState(MutableSelectedState<V> selectedVertexState)
```
    Specified by:
    
    setSelectedVertexState in interface VisualizationServer<V,E>
  - setSelectedEdgeState
```
public void setSelectedEdgeState(MutableSelectedState<E> selectedEdgeState)
```
    Specified by:
    
    setSelectedEdgeState in interface VisualizationServer<V,E>
  - getPickSupport
```
public GraphElementAccessor<V,E> getPickSupport()
```
    Specified by:
    
    getPickSupport in interface VisualizationServer<V,E>
    
    Returns:
    
    the GraphElementAccessor
  - setPickSupport
```
public void setPickSupport(GraphElementAccessor<V,E> pickSupport)
```
    Specified by:
    
    setPickSupport in interface VisualizationServer<V,E>
    
    Parameters:
    
    pickSupport - The pickSupport to set.
  - getCenter
```
public Point2D getCenter()
```
    Specified by:
    
    getCenter in interface VisualizationServer<V,E>
    
    Returns:
    
    the x,y coordinates of the view center
  - getRenderContext
```
public RenderContext<V,E> getRenderContext()
```
    Specified by:
    
    getRenderContext in interface VisualizationServer<V,E>
    
    Returns:
    
    the RenderContext used to draw the graph
  - setRenderContext
```
public void setRenderContext(RenderContext<V,E> renderContext)
```
    Specified by:
    
    setRenderContext in interface VisualizationServer<V,E>
    
    Parameters:
    
    renderContext - the RenderContext used to draw the graph
  - getTransformSupport
```
public TransformSupport<V,E> getTransformSupport()
```
    Specified by:
    
    getTransformSupport in interface VisualizationServer<V,E>
  - setTransformSupport
```
public void setTransformSupport(TransformSupport<V,E> transformSupport)
```
    Specified by:
    
    setTransformSupport in interface VisualizationServer<V,E>

Class VisualizationImageServer<V,​E>

Nested Class Summary

Nested classes/interfaces inherited from class javax.swing.JPanel

Nested classes/interfaces inherited from class javax.swing.JComponent

Nested classes/interfaces inherited from class java.awt.Container

Nested classes/interfaces inherited from class java.awt.Component

Nested classes/interfaces inherited from interface org.jungrapht.visualization.VisualizationServer

Field Summary

Fields inherited from class javax.swing.JComponent

Fields inherited from class java.awt.Component

Fields inherited from interface java.awt.image.ImageObserver

Constructor Summary

Method Summary

Methods inherited from class javax.swing.JPanel

Methods inherited from class javax.swing.JComponent

Methods inherited from class java.awt.Container

Methods inherited from class java.awt.Component

Methods inherited from class java.lang.Object

Methods inherited from interface org.jungrapht.visualization.VisualizationComponent

Methods inherited from interface org.jungrapht.visualization.VisualizationServer

Field Detail

changeSupport

visualizationModel

renderer

selectedVertexState

selectedEdgeState

pickEventListener

offscreen

offscreenG2d

doubleBuffered

preRenderers

postRenderers

renderContext

transformSupport

vertexSpatial

edgeSpatial

spatialSupportOnSwingThread

savedEdgeShapeFunction

lightweightRenderingVertexCountThreshold

lightweightRenderingScaleThreshold

scaleToLayoutPaddingFactor

smallScaleOverridePredicate

Constructor Detail

VisualizationImageServer

Method Detail

builder

getFullImage

reset

getComponent

layoutSizeChanged

setInitialDimensionFunction

getVertexSpatial

setVertexSpatial

getEdgeSpatial

setEdgeSpatial

setDoubleBuffered

isDoubleBuffered

getSize

checkOffscreenImage

getVisualizationModel

setVisualizationModel

stateChanged

getRenderer

resizeToLayout

scaleToLayout

scaleToLayout

scaleToLayout

scaleToLayout

getRenderingHints

setRenderingHints

paintComponent

viewOnLayout

renderGraph

modelChanged

updateSelectionStates

applyLayoutAlgorithmConnections

viewChanged

layoutStateChanged

renderContextStateChanged

addPreRenderPaintable

Class VisualizationImageServer<V,E>