Package com.luciad.view.map.multilevelgrid

Class TLcdMultilevelGridLayer

java.lang.Object

com.luciad.view.map.multilevelgrid.TLcdMultilevelGridLayer

All Implemented Interfaces:

ILcdPropertyChangeSource, ILcdSelection<Object>, ILcdGXYLayer, ILcdLayer, Serializable

public class TLcdMultilevelGridLayer
extends Object
implements ILcdGXYLayer

An ILcdGXYLayer implementation that can be added to an ILcdGXYView to render and label a ILcdMultilevelGrid. Note that the model does not contain the grid. The grid can be accessed using getMultilevelGrid().

Since:

7.0

See Also:

• Serialized Form

Field Summary

Fields inherited from interface com.luciad.view.gxy.ILcdGXYLayer

ALL, BODIES, HANDLES, LABELS, SELECTION

Constructor Summary

Constructors

Constructor	Description
TLcdMultilevelGridLayer(ILcdMultilevelGrid aMultilevelGrid, ILcdModelReference aModelReference)	Constructs a TLcdMultilevelGridLayer that will render a multilevel grid in an ILcdGXYView.

Method Summary

Modifier and Type	Method	Description
void	addPropertyChangeListener(PropertyChangeListener aPropertyChangeListener)	Adds a listener that will be notified of all property changes of this layer.
void	addSelectionListener(ILcdSelectionListener aSelectionListener)	This layer does not support selection.
int	applyOnInteract(ILcdFunction aFunction, Rectangle aRectangle, boolean aStrictInteract, ILcdGXYView aGXYView)	This layer does not allow interaction.
void	clearSelection(int aFireEventMode)	This layer does not support selection.
void	fireCollectedSelectionChanges()	This layer does not support selection.
ILcdBounds	getBounds(int aLayerPaintMode, ILcdGXYView aGXYView)	Returns the view bounds of the multilevel grid in the given context.
ILcdGXYEditor	getGXYEditor(Object aObject)	Always returns null.
ILcdGXYLabelPainter	getGXYLabelPainter(Object aObject)	Always returns null.
ILcdGXYPainter	getGXYPainter(Object aObject)	Always returns null.
ILcdGXYPen	getGXYPen()	Returns the pen used to render the grid lines.
ILcdIcon	getIcon()	Returns a graphical representation of this layer, which can be used in a GUI.
String	getLabel()	Gets a textual representation of this layer.
ILcdInterval	getLabelScaleRange()	This layer does not have a label scale range.
protected ILcdGXYPainterStyle	getLevelStyle(int aLevel)	The style with which the grid line at a given level will be rendered.
protected double[]	getLevelSwitchScales()	Returns an array indicating at which view scales the rendering of the grid switches levels.
ILcdModel	getModel()	Returns an empty vector model.
Class	getModelXYWorldTransfoClass()	Returns the transformation class that to use to transform points and bounds from model space to world space and back.
ILcdMultilevelGrid	getMultilevelGrid()	Returns the ILcdMultilevelGrid on which this layer is based.
ALcdMultilevelGridCoordinateFormat	getMultilevelGridCoordinateFormat()	Returns the format for labeling the grid element of this grid.
ILcdInterval	getScaleRange()	This layer does not have a scale range.
int	getSelectionCount()	This layer does not support selection.
boolean	isEditable()	This layer does not support editing.
boolean	isEditableSupported()	This layer does not support editing.
boolean	isLabeled()	Returns whether labels should be rendered for this grid.
boolean	isLabeledSupported()	Always true.
boolean	isLabelLevel(int aLevel, ILcdGXYContext aGXYContext)	Indicates whether the labels should be rendered for the given level of the grid.
boolean	isPaintLevel(int aLevel, ILcdGXYContext aGXYContext)	Indicates whether the given level should be rendered.
boolean	isPaintOutline(ILcdGXYContext aGXYContext)	Whether the outline of the grid should be painted.
boolean	isSelectable()	This layer does not support selection.
boolean	isSelectableSupported()	This layer does not support selection.
boolean	isSelected(Object aObject)	This layer does not support selection.
boolean	isVisible()	Returns whether any part of this layer should be rendered.
void	paint(Graphics aGraphics, int aLayerPaintMode, ILcdGXYView aGXYView)	Renders the grid lines and labels on the Graphics passed at levels for which isPaintLevel(int, com.luciad.view.gxy.ILcdGXYContext) and/or isLabelLevel(int, com.luciad.view.gxy.ILcdGXYContext) are true.
protected void	paintLabel(ILcdMultilevelGridCoordinate aMultilevelGridCoordinate, ILcdGXYContext aGXYContext, Graphics aGraphics)	Renders the label as formatted by the multilevel grid formatter for the given multilevel grid coordinate in the center of the grid coordinate.
protected void	paintLabels(int aLevel, Graphics aGraphics, ILcdGXYContext aGXYContext)	Called from paint to paint all labels.
protected void	paintLevel(int aLevel, Graphics aGraphics, ILcdGXYContext aGXYContext)	Renders a level of the grid on the Graphics passed in the given context.
protected void	paintOutline(Graphics aGraphics, ILcdGXYContext aGXYContext)	Renders the outline of the grid on the Graphics passed.
void	removePropertyChangeListener(PropertyChangeListener aPropertyChangeListener)	Removes a listener from the list of property change listeners.
void	removeSelectionListener(ILcdSelectionListener aSelectionListener)	This layer does not support selection.
Enumeration	selectedObjects()	This layer does not support selection.
void	selectObject(Object aObject, boolean aSelected, int aFireEventMode)	This layer does not support selection.
void	setEditable(boolean aEditable)	This layer does not support editing.
void	setGXYPen(ILcdGXYPen aPen)	Sets the pen to use to render the grid lines.
void	setIcon(ILcdIcon aIcon)	Sets a graphical representation of this layer, which can be used in a GUI.
void	setLabel(String aLabel)	Sets a human readable textual representation of the layer.
void	setLabeled(boolean aLabeled)	If false no labels are rendered for the grid.
void	setLevelStyle(int aLevel, ILcdGXYPainterStyle aLevelStyle)	Sets the style with which the grid line at a given level should be rendered.
void	setLevelSwitchScales(double[] aLevelSwitchScales)	Sets the scales at which the rendering of the grid switches level.
void	setMultilevelGridCoordinateFormat(ALcdMultilevelGridCoordinateFormat aMultilevelGridCoordinateFormat)	Sets the format for labeling the grid element of this grid.
void	setOutlineStyle(ILcdGXYPainterStyle aOutlineStyle)	Sets the style to use when rendering the outline of the multilevel grid.
void	setSelectable(boolean aSelectable)	This layer does not support selection.
void	setVisible(boolean aVisible)	Sets whether this layer should be rendered or not.
void	stopPainting()	Empty implementation.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface com.luciad.view.gxy.ILcdGXYLayer

getLabelMapScaleRange, getMapScaleRange

Methods inherited from interface com.luciad.util.ILcdSelection

getSelectedObjects

Constructor Details

TLcdMultilevelGridLayer

public TLcdMultilevelGridLayer(ILcdMultilevelGrid aMultilevelGrid,
 ILcdModelReference aModelReference)

Constructs a TLcdMultilevelGridLayer that will render a multilevel grid in an ILcdGXYView.

Parameters:

aMultilevelGrid - the grid to display.

aModelReference - the model reference with regard to which the grid is defined.

Method Details

paint

public void paint(Graphics aGraphics,
 int aLayerPaintMode,
 ILcdGXYView aGXYView)

Renders the grid lines and labels on the Graphics passed at levels for which isPaintLevel(int, com.luciad.view.gxy.ILcdGXYContext) and/or isLabelLevel(int, com.luciad.view.gxy.ILcdGXYContext) are true.

Specified by:

paint in interface ILcdGXYLayer

Parameters:

aGraphics - the Graphics to render the grid on.

aLayerPaintMode - depending on the value of this parameter the grid lines or the grid labels are rendered.

aGXYView - the view of which this layer is part.

See Also:

• ILcdGXYLayer.getGXYPainter(Object)
• ILcdGXYLayer.getGXYLabelPainter(Object)
• ILcdGXYLayer.getScaleRange()
• ILcdGXYLayer.getLabelScaleRange()
• ILcdGXYLayer.stopPainting()

isPaintOutline

public boolean isPaintOutline(ILcdGXYContext aGXYContext)

Whether the outline of the grid should be painted. This implementation renders the outline when the scale of the view the grid is rendered in is smaller than the smallest scale in getLevelSwitchScales().

Parameters:

aGXYContext - the context in which the grid is being rendered.

Returns:

true if the scale of the view is smaller than the smallest scale in getLevelSwitchScales().

paintOutline

protected void paintOutline(Graphics aGraphics,
 ILcdGXYContext aGXYContext)

Renders the outline of the grid on the Graphics passed. This method is called from paint(java.awt.Graphics, int, com.luciad.view.gxy.ILcdGXYView) when isPaintOutline(com.luciad.view.gxy.ILcdGXYContext) returns true.

Parameters:

aGraphics - the Graphics to render the grid outline on.

aGXYContext - the context in which to paint the outline.

setOutlineStyle

public void setOutlineStyle(ILcdGXYPainterStyle aOutlineStyle)

Sets the style to use when rendering the outline of the multilevel grid.

Parameters:

aOutlineStyle - the style to use when rendering the outline of the multilevel grid.

paintLabels

protected void paintLabels(int aLevel,
 Graphics aGraphics,
 ILcdGXYContext aGXYContext)

Called from paint to paint all labels. This implementation calls paintLabel(ILcdMultilevelGridCoordinate, com.luciad.view.gxy.ILcdGXYContext, java.awt.Graphics) for all grid elements of the levels that are visible in the view.

Parameters:

aLevel - the level for which the labels will be rendered.

aGraphics - the Graphics on which to render the labels.

aGXYContext - the context in which the labels will be rendered.

See Also:

• isPaintLevel(int, com.luciad.view.gxy.ILcdGXYContext)

paintLabel

protected void paintLabel(ILcdMultilevelGridCoordinate aMultilevelGridCoordinate,
 ILcdGXYContext aGXYContext,
 Graphics aGraphics)

Renders the label as formatted by the multilevel grid formatter for the given multilevel grid coordinate in the center of the grid coordinate. This method is called from paintLabels(int, java.awt.Graphics, com.luciad.view.gxy.ILcdGXYContext) for all objects which are visible in a view in the given context.

Parameters:

aMultilevelGridCoordinate - the multilevel grid coordinate to render the label for.

aGXYContext - the context in which the label is rendered.

aGraphics - the Graphics to render the label on.

See Also:

• paintLabels(int, java.awt.Graphics, com.luciad.view.gxy.ILcdGXYContext)
• setMultilevelGridCoordinateFormat(ALcdMultilevelGridCoordinateFormat)

isPaintLevel

public boolean isPaintLevel(int aLevel,
 ILcdGXYContext aGXYContext)

Indicates whether the given level should be rendered. This implementation returns true when the views scale is above the value of getLevelSwitchScales() with index level.

Parameters:

aLevel - the level to check.

aGXYContext - the context in which the grid level will be rendered.

Returns:

true if the views scale is bigger than the level index of the level switch scales.

isLabelLevel

public boolean isLabelLevel(int aLevel,
 ILcdGXYContext aGXYContext)

Indicates whether the labels should be rendered for the given level of the grid. This implementation returns true when the views scale is between the values of getLevelSwitchScales() with index level and level +1.

Parameters:

aLevel - the level to check.

aGXYContext - the context in which the grid levels labels will be rendered.

Returns:

true if the views scale is bigger than the level index of the level switch scales and smaller than that of the next level.

getLevelStyle

protected ILcdGXYPainterStyle getLevelStyle(int aLevel)

The style with which the grid line at a given level will be rendered.

Parameters:

aLevel - the level to return the style for.

Returns:

the style to be applied when rendering the grid at the given level.

See Also:

• setLevelStyle(int, com.luciad.view.gxy.ILcdGXYPainterStyle)

setLevelStyle

public void setLevelStyle(int aLevel,
 ILcdGXYPainterStyle aLevelStyle)

Sets the style with which the grid line at a given level should be rendered.

Parameters:

aLevel - the level at which the style should be applied.

aLevelStyle - the style to apply when rendering the grid level.

See Also:

• getLevelStyle(int)

paintLevel

protected void paintLevel(int aLevel,
 Graphics aGraphics,
 ILcdGXYContext aGXYContext)

Renders a level of the grid on the Graphics passed in the given context. This method is called from paint(java.awt.Graphics, int, com.luciad.view.gxy.ILcdGXYView) for levels for which isPaintLevel(int, com.luciad.view.gxy.ILcdGXYContext) returns true.

Parameters:

aLevel - the level to render.

aGraphics - the Graphics to render on.

aGXYContext - the context in which to render.

applyOnInteract

public int applyOnInteract(ILcdFunction aFunction,
 Rectangle aRectangle,
 boolean aStrictInteract,
 ILcdGXYView aGXYView)

This layer does not allow interaction.

Specified by:

applyOnInteract in interface ILcdGXYLayer

Parameters:

aFunction - not taken into account.

aRectangle - not taken into account.

aStrictInteract - not taken into account.

aGXYView - not taken into account.

Returns:

always 0.

getBounds

public ILcdBounds getBounds(int aLayerPaintMode,
 ILcdGXYView aGXYView)
                     throws TLcdNoBoundsException

Returns the view bounds of the multilevel grid in the given context.

Specified by:

getBounds in interface ILcdGXYLayer

Parameters:

aLayerPaintMode - not taken into account.

aGXYView - the view in which this layer is painted.

Returns:

the view bounds of the grid in the given view.

Throws:

TLcdNoBoundsException - when the grid is not visible in the view passed.

stopPainting

public void stopPainting()

Empty implementation. Painting of this layer cannot be stopped once it has started.

Specified by:

stopPainting in interface ILcdGXYLayer

See Also:

• paint

getScaleRange

public ILcdInterval getScaleRange()

This layer does not have a scale range. Whether or not a grid level is painted is governed by isPaintLevel(int, com.luciad.view.gxy.ILcdGXYContext).

Specified by:

getScaleRange in interface ILcdGXYLayer

Returns:

always null.

See Also:

• isPaintLevel(int, com.luciad.view.gxy.ILcdGXYContext)

getLabelScaleRange

public ILcdInterval getLabelScaleRange()

This layer does not have a label scale range. Whether or not labels are painted is governed by paintLabels(int, java.awt.Graphics, com.luciad.view.gxy.ILcdGXYContext), and paintLabel(ILcdMultilevelGridCoordinate, com.luciad.view.gxy.ILcdGXYContext, java.awt.Graphics).

Specified by:

getLabelScaleRange in interface ILcdGXYLayer

Returns:

always null.

See Also:

• ILcdGXYLayer.getLabelMapScaleRange()

getGXYPainter

public ILcdGXYPainter getGXYPainter(Object aObject)

Always returns null. This layer does not contain objects in a model that should be rendered.

Specified by:

getGXYPainter in interface ILcdGXYLayer

Parameters:

aObject - not taken into account.

Returns:

always null.

getGXYEditor

public ILcdGXYEditor getGXYEditor(Object aObject)

Always returns null. This layer does not contain objects in a model that should be edited.

Specified by:

getGXYEditor in interface ILcdGXYLayer

Parameters:

aObject - not taken into account.

Returns:

always null.

getGXYLabelPainter

public ILcdGXYLabelPainter getGXYLabelPainter(Object aObject)

Always returns null. Label painting is handled in the methods paintLabels(int, java.awt.Graphics, com.luciad.view.gxy.ILcdGXYContext) and paintLabel(ILcdMultilevelGridCoordinate, com.luciad.view.gxy.ILcdGXYContext, java.awt.Graphics).

Specified by:

getGXYLabelPainter in interface ILcdGXYLayer

Parameters:

aObject - not taken into account.

Returns:

always null.

getGXYPen

public ILcdGXYPen getGXYPen()

Returns the pen used to render the grid lines.

Specified by:

getGXYPen in interface ILcdGXYLayer

Returns:

the pen used to render the grid lines.

See Also:

• setGXYPen(com.luciad.view.gxy.ILcdGXYPen)

setGXYPen

public void setGXYPen(ILcdGXYPen aPen)

Sets the pen to use to render the grid lines.

Parameters:

aPen - the pen to use to render the grid lines.

See Also:

• getGXYPen()

getIcon

public ILcdIcon getIcon()

Returns a graphical representation of this layer, which can be used in a GUI.

Specified by:

getIcon in interface ILcdLayer

Returns:

a graphical representation of this layer, which can be used in a GUI.

See Also:

• setIcon(com.luciad.gui.ILcdIcon)

getModelXYWorldTransfoClass

public Class getModelXYWorldTransfoClass()

Returns the transformation class that to use to transform points and bounds from model space to world space and back. This class has to be conform with the reference of the model of this layer and the reference of the view this layer is part of. This method returns TLcdDefaultModelXYWorldTransformation, which covers all built-in transformations.

Specified by:

getModelXYWorldTransfoClass in interface ILcdGXYLayer

Returns:

the transformation class that to use to transform points and bounds from model space to world space and back.

isLabeledSupported

public boolean isLabeledSupported()

Always true.

Specified by:

isLabeledSupported in interface ILcdGXYLayer

Returns:

always true.

isLabeled

public boolean isLabeled()

Returns whether labels should be rendered for this grid.

Specified by:

isLabeled in interface ILcdGXYLayer

Returns:

false if no labels should be rendered for this grid, true otherwise.

See Also:

• ILcdGXYLayer.isLabeledSupported()

setMultilevelGridCoordinateFormat

public void setMultilevelGridCoordinateFormat(ALcdMultilevelGridCoordinateFormat aMultilevelGridCoordinateFormat)

Sets the format for labeling the grid element of this grid.

Parameters:

aMultilevelGridCoordinateFormat - a format to use to convert grid elements to human readable coordinates.

See Also:

• getMultilevelGridCoordinateFormat()

getMultilevelGridCoordinateFormat

public ALcdMultilevelGridCoordinateFormat getMultilevelGridCoordinateFormat()

Returns the format for labeling the grid element of this grid.

Returns:

the format used to convert grid elements to human readable coordinates.

See Also:

• setMultilevelGridCoordinateFormat(ALcdMultilevelGridCoordinateFormat)

setLabeled

public void setLabeled(boolean aLabeled)

If false no labels are rendered for the grid. If set to true, the methods paintLabels(int, java.awt.Graphics, com.luciad.view.gxy.ILcdGXYContext) and paintLabel(ILcdMultilevelGridCoordinate, com.luciad.view.gxy.ILcdGXYContext, java.awt.Graphics) determine which labels are rendered.

Specified by:

setLabeled in interface ILcdGXYLayer

Parameters:

aLabeled - false to turn of grid labeling completely.

setIcon

public void setIcon(ILcdIcon aIcon)

Sets a graphical representation of this layer, which can be used in a GUI.

Specified by:

setIcon in interface ILcdLayer

Parameters:

aIcon - a graphical representation of this layer

See Also:

• getIcon()

getModel

public ILcdModel getModel()

Returns an empty vector model. Only the models reference should be taken into account.

Specified by:

getModel in interface ILcdLayer

Returns:

an empty vector model.

getLabel

public String getLabel()

Gets a textual representation of this layer.

Specified by:

getLabel in interface ILcdLayer

Returns:

a textual representation of this layer.

See Also:

• setLabel(String)

setLabel

public void setLabel(String aLabel)

Sets a human readable textual representation of the layer.

Specified by:

setLabel in interface ILcdLayer

Parameters:

aLabel - a human readable textual representation of the layer.

See Also:

• getLabel()

isVisible

public boolean isVisible()

Returns whether any part of this layer should be rendered.

Specified by:

isVisible in interface ILcdLayer

Returns:

true to have this layer rendered, false otherwise.

See Also:

• setVisible(boolean)

setVisible

public void setVisible(boolean aVisible)

Sets whether this layer should be rendered or not. If the value is set to true, the method isPaintLevel(int, com.luciad.view.gxy.ILcdGXYContext) defines which levels of the grid will be painted.

Specified by:

setVisible in interface ILcdLayer

Parameters:

aVisible - false not to render this layer at all.

See Also:

• isVisible()

isSelectableSupported

public boolean isSelectableSupported()

This layer does not support selection.

Specified by:

isSelectableSupported in interface ILcdLayer

Returns:

always false.

See Also:

• ILcdLayer.setSelectable(boolean)
• ILcdLayer.selectObject(java.lang.Object, boolean, int)

isSelectable

public boolean isSelectable()

This layer does not support selection.

Specified by:

isSelectable in interface ILcdLayer

Returns:

always false.

See Also:

• ILcdSelection
• ILcdLayer.setSelectable(boolean)

setSelectable

public void setSelectable(boolean aSelectable)

This layer does not support selection.

Specified by:

setSelectable in interface ILcdLayer

Parameters:

aSelectable - not taken into account.

See Also:

• ILcdLayer.isSelectable()
• ILcdLayer.isSelectableSupported()

isEditableSupported

public boolean isEditableSupported()

This layer does not support editing.

Specified by:

isEditableSupported in interface ILcdLayer

Returns:

always false.

See Also:

• ILcdLayer.setEditable(boolean)

isEditable

public boolean isEditable()

This layer does not support editing.

Specified by:

isEditable in interface ILcdLayer

Returns:

always false.

See Also:

• ILcdLayer.setEditable(boolean)

setEditable

public void setEditable(boolean aEditable)

This layer does not support editing.

Specified by:

setEditable in interface ILcdLayer

Parameters:

aEditable - not taken into account.

See Also:

• ILcdLayer.isEditableSupported()
• ILcdLayer.isEditable()

selectObject

public void selectObject(Object aObject,
 boolean aSelected,
 int aFireEventMode)

This layer does not support selection.

Specified by:

selectObject in interface ILcdLayer

Parameters:

aObject - not taken into account.

aSelected - not taken into account.

aFireEventMode - not taken into account.

See Also:

• ILcdFireEventMode

fireCollectedSelectionChanges

public void fireCollectedSelectionChanges()

This layer does not support selection.

Specified by:

fireCollectedSelectionChanges in interface ILcdLayer

clearSelection

public void clearSelection(int aFireEventMode)

This layer does not support selection.

Specified by:

clearSelection in interface ILcdLayer

Parameters:

aFireEventMode - is not taken into account.

See Also:

• ILcdFireEventMode

addPropertyChangeListener

public void addPropertyChangeListener(PropertyChangeListener aPropertyChangeListener)

Adds a listener that will be notified of all property changes of this layer.

Specified by:

addPropertyChangeListener in interface ILcdPropertyChangeSource

Parameters:

aPropertyChangeListener - the listener to be notified of all property changes of this layer.

See Also:

• removePropertyChangeListener(java.beans.PropertyChangeListener)

removePropertyChangeListener

public void removePropertyChangeListener(PropertyChangeListener aPropertyChangeListener)

Removes a listener from the list of property change listeners. The listener will no longer be notified of property changes of this object.

Specified by:

removePropertyChangeListener in interface ILcdPropertyChangeSource

Parameters:

aPropertyChangeListener - the listener that no longer needs to be notified of property changes of this class.

See Also:

• addPropertyChangeListener(java.beans.PropertyChangeListener)

getSelectionCount

public int getSelectionCount()

This layer does not support selection.

Specified by:

getSelectionCount in interface ILcdSelection<Object>

Returns:

always 0.

selectedObjects

public Enumeration selectedObjects()

This layer does not support selection.

Specified by:

selectedObjects in interface ILcdSelection<Object>

Returns:

an enumeration containing 0 elements.

isSelected

public boolean isSelected(Object aObject)

This layer does not support selection.

Specified by:

isSelected in interface ILcdSelection<Object>

Parameters:

aObject - not taken into account.

Returns:

always false.

addSelectionListener

public void addSelectionListener(ILcdSelectionListener aSelectionListener)

This layer does not support selection.

Specified by:

addSelectionListener in interface ILcdSelection<Object>

Parameters:

aSelectionListener - not taken into account.

See Also:

• removeSelectionListener(com.luciad.util.ILcdSelectionListener)

removeSelectionListener

public void removeSelectionListener(ILcdSelectionListener aSelectionListener)

This layer does not support selection.

Specified by:

removeSelectionListener in interface ILcdSelection<Object>

Parameters:

aSelectionListener - not taken into account.

See Also:

• addSelectionListener(com.luciad.util.ILcdSelectionListener)

getLevelSwitchScales

protected double[] getLevelSwitchScales()

Returns an array indicating at which view scales the rendering of the grid switches levels.

Returns:

an array indicating at which view scales the rendering of the grid switches levels.

See Also:

• setLevelSwitchScales(double[])

getMultilevelGrid

public ILcdMultilevelGrid getMultilevelGrid()

Returns the ILcdMultilevelGrid on which this layer is based.

Returns:

the ILcdMultilevelGrid on which this layer is based.

setLevelSwitchScales

public void setLevelSwitchScales(double[] aLevelSwitchScales)

Sets the scales at which the rendering of the grid switches level.

Parameters:

aLevelSwitchScales - an ascending array of view scales. The length of the array should be one more than the number of levels in the multilevel grid.

See Also:

• isPaintLevel(int, com.luciad.view.gxy.ILcdGXYContext)
• getLevelSwitchScales()