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 Renderer

Renderer.ContentDependendFactory, Renderer.Factory

Field Summary

Fields

Modifier and Type	Field	Description
static final 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 FeatureCollectionRenderer

cancel, clearImageCache, getContentID, getSimpleFeatureCollectionRenderer, isRendering

Methods inherited from class Object

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

Field Details

ALWAYS_USE_IMAGE_CACHING_KEY

public static final String ALWAYS_USE_IMAGE_CACHING_KEY

Constructor Details

LayerRenderer

public LayerRenderer(Layer layer,
 LayerViewPanel panel)

Method Details

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)