Package com.vividsolutions.jump.workbench.ui.renderer

Class LayerRenderer

java.lang.Object

com.vividsolutions.jump.workbench.ui.renderer.FeatureCollectionRenderer

com.vividsolutions.jump.workbench.ui.renderer.LayerRenderer

All Implemented Interfaces:

Renderer

public class LayerRenderer
extends FeatureCollectionRenderer

Nested Class Summary

Nested classes/interfaces inherited from interface com.vividsolutions.jump.workbench.ui.renderer.Renderer

Renderer.ContentDependendFactory, Renderer.Factory

Field Summary

Fields

Modifier and Type	Field	Description
static String	ALWAYS_USE_IMAGE_CACHING_KEY

Constructor Summary

Constructors

Constructor	Description
LayerRenderer(Layer layer, LayerViewPanel panel)

Method Summary

Modifier and Type	Method	Description
void	copyTo(Graphics2D graphics)
Runnable	createRunnable()
int	getMaxFeatures()
protected Map<Layer,Collection<Feature>>	layerToFeaturesMap()
static boolean	render(Layerable layerable, LayerViewPanel panel)
void	setMaxFeatures(int maxFeatures)
protected Collection<Style>	styles()
protected boolean	useImageCaching(Map<Layer,List<Feature>> layerToFeaturesMap)
static boolean	withinVisibleScaleRange(Layerable layerable, LayerViewPanel panel)

Methods inherited from class com.vividsolutions.jump.workbench.ui.renderer.FeatureCollectionRenderer

cancel, clearImageCache, getContentID, getSimpleFeatureCollectionRenderer, isRendering

Methods inherited from class java.lang.Object

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

Field Detail

ALWAYS_USE_IMAGE_CACHING_KEY

public static final String ALWAYS_USE_IMAGE_CACHING_KEY

Constructor Detail

LayerRenderer

public LayerRenderer(Layer layer,
                     LayerViewPanel panel)

Method Detail

createRunnable

public Runnable createRunnable()

Specified by:

createRunnable in interface Renderer

Overrides:

createRunnable in class FeatureCollectionRenderer

Returns:

null if no rendering work needs to be done

copyTo

public void copyTo(Graphics2D graphics)

Specified by:

copyTo in interface Renderer

Overrides:

copyTo in class FeatureCollectionRenderer

render

public static boolean render(Layerable layerable,
                             LayerViewPanel panel)

withinVisibleScaleRange

public static boolean withinVisibleScaleRange(Layerable layerable,
                                              LayerViewPanel panel)

styles

protected Collection<Style> styles()

Specified by:

styles in class FeatureCollectionRenderer

useImageCaching

protected boolean useImageCaching(Map<Layer,List<Feature>> layerToFeaturesMap)

Overrides:

useImageCaching in class FeatureCollectionRenderer

layerToFeaturesMap

protected Map<Layer,Collection<Feature>> layerToFeaturesMap()

Specified by:

layerToFeaturesMap in class FeatureCollectionRenderer

getMaxFeatures

public int getMaxFeatures()

Overrides:

getMaxFeatures in class FeatureCollectionRenderer

Returns:

Returns the number of maxFeatures to render as vector graphic.

setMaxFeatures

public void setMaxFeatures(int maxFeatures)

Overrides:

setMaxFeatures in class FeatureCollectionRenderer

Parameters:

maxFeatures - The maximum number of Features to render as vector graphic.

Use this method before using method render(Object contentID) or render(Object contentID, boolean clearImageCache)