org.mapfish.print.map.tiled

Class AbstractTiledLayer

java.lang.Object

org.mapfish.print.map.geotools.AbstractGeotoolsLayer

org.mapfish.print.map.tiled.AbstractTiledLayer

All Implemented Interfaces:

MapLayer

Direct Known Subclasses:

OsmLayer, TiledWmsLayer, WMTSLayer

public abstract class AbstractTiledLayer
extends AbstractGeotoolsLayer

An abstract class to support implementing layers that consist of Raster tiles which are combined to compose a single raster to be drawn on the map.

Nested Class Summary

Nested classes/interfaces inherited from interface org.mapfish.print.attribute.map.MapLayer

MapLayer.RenderType

Field Summary

Fields

Modifier and Type	Field and Description
protected double	imageBufferScaling The scale ratio between the tiles resolution and the target resolution.

Constructor Summary

Constructors

Modifier	Constructor and Description
	AbstractTiledLayer(AbstractGeotoolsLayer other, StyleSupplier<org.geotools.coverage.grid.GridCoverage2D> styleSupplier, com.codahale.metrics.MetricRegistry registry, Configuration configuration) Copy constructor.
protected	AbstractTiledLayer(java.util.concurrent.ForkJoinPool forkJoinPool, StyleSupplier<org.geotools.coverage.grid.GridCoverage2D> styleSupplier, AbstractLayerParams params, com.codahale.metrics.MetricRegistry registry, Configuration configuration) Constructor.

Method Summary

Modifier and Type	Method and Description
protected abstract TileCacheInformation	createTileInformation(MapBounds bounds, java.awt.Rectangle paintArea, double dpi) Create the tile cache information object for the given parameters.
double	getImageBufferScaling() Get the scale ratio between the tiles resolution and the target resolution.
protected java.util.List<? extends org.geotools.map.Layer>	getLayers(MfClientHttpRequestFactory httpRequestFactory, MapfishMapContext mapContext, Processor.ExecutionContext context) Get the DataStore object that contains the data for this layer.
void	prefetchResources(HttpRequestFetcher httpRequestFetcher, MfClientHttpRequestFactory clientHttpRequestFactory, MapfishMapContext transformer, Processor.ExecutionContext context) Cache any needed resources on disk.
void	prepareRender(MapfishMapContext mapContext) Render the layer to the graphics2D object.

Methods inherited from class org.mapfish.print.map.geotools.AbstractGeotoolsLayer

getFailOnError, getLayerTransformer, getName, getOpacity, render, supportsNativeRotation, tryAddLayer

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.mapfish.print.attribute.map.MapLayer

getRenderType

Field Detail

imageBufferScaling

protected double imageBufferScaling

The scale ratio between the tiles resolution and the target resolution.

Constructor Detail

AbstractTiledLayer

protected AbstractTiledLayer(@Nullable
                             java.util.concurrent.ForkJoinPool forkJoinPool,
                             @Nullable
                             StyleSupplier<org.geotools.coverage.grid.GridCoverage2D> styleSupplier,
                             @Nonnull
                             AbstractLayerParams params,
                             @Nullable
                             com.codahale.metrics.MetricRegistry registry,
                             @Nonnull
                             Configuration configuration)

Constructor.

Parameters:

forkJoinPool - the thread pool for doing the rendering.

styleSupplier - strategy for loading the style for this layer.

params - the parameters for this layer.

registry - the metrics registry.

configuration - the configuration.

AbstractTiledLayer

public AbstractTiledLayer(AbstractGeotoolsLayer other,
                          @Nullable
                          StyleSupplier<org.geotools.coverage.grid.GridCoverage2D> styleSupplier,
                          @Nullable
                          com.codahale.metrics.MetricRegistry registry,
                          @Nonnull
                          Configuration configuration)

Copy constructor.

Parameters:

other - The source.

styleSupplier - strategy for loading the style for this layer.

registry - the metrics registry.

configuration - the configuration.

Method Detail

prepareRender

public final void prepareRender(MapfishMapContext mapContext)

Description copied from interface: MapLayer

Render the layer to the graphics2D object.

Specified by:

prepareRender in interface MapLayer

Overrides:

prepareRender in class AbstractGeotoolsLayer

Parameters:

mapContext - the map transformer containing the map bounds and size.

getLayers

protected final java.util.List<? extends org.geotools.map.Layer> getLayers(MfClientHttpRequestFactory httpRequestFactory,
                                                                           MapfishMapContext mapContext,
                                                                           Processor.ExecutionContext context)

Description copied from class: AbstractGeotoolsLayer

Get the DataStore object that contains the data for this layer.

Specified by:

getLayers in class AbstractGeotoolsLayer

Parameters:

httpRequestFactory - the factory for making http requests

mapContext - the map transformer

context - the job ID

createTileInformation

protected abstract TileCacheInformation createTileInformation(MapBounds bounds,
                                                              java.awt.Rectangle paintArea,
                                                              double dpi)

Create the tile cache information object for the given parameters.

Parameters:

bounds - the map bounds

paintArea - the area to paint

dpi - the DPI to render at

getImageBufferScaling

public final double getImageBufferScaling()

Description copied from interface: MapLayer

Get the scale ratio between the tiles resolution and the target resolution. Used to don't scale the tiles on tiled layer.

prefetchResources

public final void prefetchResources(HttpRequestFetcher httpRequestFetcher,
                                    MfClientHttpRequestFactory clientHttpRequestFactory,
                                    MapfishMapContext transformer,
                                    Processor.ExecutionContext context)

Description copied from interface: MapLayer

Cache any needed resources on disk.

Specified by:

prefetchResources in interface MapLayer

Overrides:

prefetchResources in class AbstractGeotoolsLayer

Parameters:

httpRequestFetcher - TODO

clientHttpRequestFactory - client http request factory

transformer - transformer

context - the job ID