Interface Renderer

All Known Implementing Classes:

AbstractSelectionRenderer, FeatureCollectionRenderer, FeatureSelectionRenderer, GridRenderer, ImageCachingFeatureCollectionRenderer, ImageCachingRenderer, LayerRenderer, LineStringSelectionRenderer, NorthArrowRenderer, PartSelectionRenderer, RasterImageRenderer, ScaleBarRenderer, SelectionBackgroundRenderer, ShowScaleRenderer, ShowViewCenterRenderer, SimpleFeatureCollectionRenderer, SimpleRenderer, WMSLayerRenderer

public interface Renderer

First call #createRunnable. If it returns null, get the image using #copyTo. Otherwise, run the Runnable in a separate thread. You can call #copyTo while it's drawing to get the partially drawn image. Drawing is done when #isRendering returns false.

Nested Class Summary

Nested Classes

Modifier and Type	Interface	Description
static interface	Renderer.ContentDependendFactory	Deprecated. Replaced by RendererFactory
static interface	Renderer.Factory

Method Summary

Modifier and Type	Method	Description
void	cancel()
void	clearImageCache()
void	copyTo(Graphics2D graphics)
Runnable	createRunnable()
Object	getContentID()
boolean	isRendering()

Method Details

clearImageCache

void clearImageCache()

isRendering

boolean isRendering()

getContentID

Object getContentID()

Returns:

contentID which identifies this Renderer by what it draws

copyTo

void copyTo(Graphics2D graphics)

createRunnable

Runnable createRunnable()

Returns:

null if no rendering work needs to be done

cancel

void cancel()