org.deegree.graphics.displayelements
Class DisplayElementFactory

java.lang.Object
  org.deegree.graphics.displayelements.DisplayElementFactory

public class DisplayElementFactory
extends java.lang.Object

Factory class for the different kinds of DisplayElements.

Version:

$Revision: 18195 $, $Date: 2009-06-18 17:55:39 +0200 (Do, 18 Jun 2009) $

Author:

Andreas Poth, Markus Schneider, last edited by: $Author: mschneider $

Constructor Summary

DisplayElementFactory()

Method Summary

static DisplayElement	buildDisplayElement(java.lang.Object o) Builds a DisplayElement using the given Feature or GridCoverage and the default Symbolizer.
static DisplayElement	buildDisplayElement(java.lang.Object o, Symbolizer symbolizer) Builds a DisplayElement using the given Feature or GridCoverage and Symbolizer.
static LabelDisplayElement	buildLabelDisplayElement(Feature feature, Geometry geom, TextSymbolizer sym) Creates a LabelDisplayElement using the given geometry and style information.
static LineStringDisplayElement	buildLineStringDisplayElement(Feature feature, Geometry geom, LineSymbolizer sym) Creates a LineStringDisplayElement using the given geometry and style information.
static PointDisplayElement	buildPointDisplayElement(Feature feature, Geometry geom, PointSymbolizer sym) Creates a PointDisplayElement using the given geometry and style information.
static PolygonDisplayElement	buildPolygonDisplayElement(Feature feature, Geometry geom, PolygonSymbolizer sym) Creates a PolygonDisplayElement using the given geometry and style information.
static RasterDisplayElement	buildRasterDisplayElement(GridCoverage gc, RasterSymbolizer sym) Creates a RasterDisplayElement from the given GridCoverage.
static RasterDisplayElement	buildRasterDisplayElement(GridCoverage gc, RasterSymbolizer sym, GetMap request)
DisplayElement[]	createDisplayElement(java.lang.Object o, UserStyle[] styles)
DisplayElement[]	createDisplayElement(java.lang.Object o, UserStyle[] styles, GetMap request) Returns the display elements for a Feature or GridCoverage.

Methods inherited from class java.lang.Object

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

Constructor Detail

DisplayElementFactory

public DisplayElementFactory()

Method Detail

createDisplayElement

public DisplayElement[] createDisplayElement(java.lang.Object o,
                                             UserStyle[] styles)
                                      throws java.lang.ClassNotFoundException,
                                             java.lang.IllegalAccessException,
                                             java.lang.InstantiationException,
                                             java.lang.NoSuchMethodException,
                                             java.lang.reflect.InvocationTargetException,
                                             GeometryException,
                                             PropertyPathResolvingException

Parameters:

o -

styles -

Returns:

the display elements

Throws:

java.lang.ClassNotFoundException

java.lang.IllegalAccessException

java.lang.InstantiationException

java.lang.NoSuchMethodException

java.lang.reflect.InvocationTargetException

GeometryException

PropertyPathResolvingException

createDisplayElement

public DisplayElement[] createDisplayElement(java.lang.Object o,
                                             UserStyle[] styles,
                                             GetMap request)
                                      throws java.lang.ClassNotFoundException,
                                             java.lang.IllegalAccessException,
                                             java.lang.InstantiationException,
                                             java.lang.NoSuchMethodException,
                                             java.lang.reflect.InvocationTargetException,
                                             GeometryException,
                                             PropertyPathResolvingException

Returns the display elements for a Feature or GridCoverage.

Parameters:

o -

styles -

request -

Returns:

the display elements

Throws:

java.lang.ClassNotFoundException

java.lang.IllegalAccessException

java.lang.InstantiationException

java.lang.NoSuchMethodException

java.lang.reflect.InvocationTargetException

GeometryException

PropertyPathResolvingException

buildDisplayElement

public static DisplayElement buildDisplayElement(java.lang.Object o,
                                                 Symbolizer symbolizer)
                                          throws IncompatibleGeometryTypeException,
                                                 java.lang.ClassNotFoundException,
                                                 java.lang.IllegalAccessException,
                                                 java.lang.InstantiationException,
                                                 java.lang.NoSuchMethodException,
                                                 java.lang.reflect.InvocationTargetException,
                                                 GeometryException,
                                                 PropertyPathResolvingException

Builds a DisplayElement using the given Feature or GridCoverage and Symbolizer.

Parameters:

o - contains the geometry or raster information (Feature or GridCoverage)

symbolizer - contains the drawing (style) information and selects the geometry property of the Feature to be drawn

Returns:

constructed DisplayElement

Throws:

IncompatibleGeometryTypeException - if the selected geometry of the Feature is not compatible with the Symbolizer

java.lang.ClassNotFoundException

java.lang.IllegalAccessException

java.lang.InstantiationException

java.lang.NoSuchMethodException

java.lang.reflect.InvocationTargetException

GeometryException

PropertyPathResolvingException

buildDisplayElement

public static DisplayElement buildDisplayElement(java.lang.Object o)
                                          throws IncompatibleGeometryTypeException,
                                                 java.lang.ClassNotFoundException,
                                                 java.lang.IllegalAccessException,
                                                 java.lang.InstantiationException,
                                                 java.lang.NoSuchMethodException,
                                                 java.lang.reflect.InvocationTargetException,
                                                 GeometryException

Builds a DisplayElement using the given Feature or GridCoverage and the default Symbolizer.

Parameters:

o - contains the geometry or raster information (Feature or GridCoverage)

Returns:

constructed DisplayElement

Throws:

IncompatibleGeometryTypeException - if the selected geometry of the Feature is not compatible with the Symbolizer

java.lang.ClassNotFoundException

java.lang.IllegalAccessException

java.lang.InstantiationException

java.lang.NoSuchMethodException

java.lang.reflect.InvocationTargetException

GeometryException

buildPointDisplayElement

public static PointDisplayElement buildPointDisplayElement(Feature feature,
                                                           Geometry geom,
                                                           PointSymbolizer sym)
                                                    throws java.lang.ClassNotFoundException,
                                                           java.lang.IllegalAccessException,
                                                           java.lang.InstantiationException,
                                                           java.lang.NoSuchMethodException,
                                                           java.lang.reflect.InvocationTargetException

Creates a PointDisplayElement using the given geometry and style information.

Parameters:

feature - associated feature (source of the geometry information)

geom - geometry information

sym - style information

Returns:

constructed PointDisplayElement

Throws:

java.lang.ClassNotFoundException

java.lang.IllegalAccessException

java.lang.InstantiationException

java.lang.NoSuchMethodException

java.lang.reflect.InvocationTargetException

buildLineStringDisplayElement

public static LineStringDisplayElement buildLineStringDisplayElement(Feature feature,
                                                                     Geometry geom,
                                                                     LineSymbolizer sym)
                                                              throws IncompatibleGeometryTypeException,
                                                                     java.lang.ClassNotFoundException,
                                                                     java.lang.IllegalAccessException,
                                                                     java.lang.InstantiationException,
                                                                     java.lang.NoSuchMethodException,
                                                                     java.lang.reflect.InvocationTargetException,
                                                                     GeometryException

Creates a LineStringDisplayElement using the given geometry and style information.

Parameters:

feature - associated feature (source of the geometry information)

geom - geometry information

sym - style information

Returns:

constructed LineStringDisplayElement

Throws:

IncompatibleGeometryTypeException - if the geometry property is not a Curve or MultiCurve

java.lang.ClassNotFoundException

java.lang.IllegalAccessException

java.lang.InstantiationException

java.lang.NoSuchMethodException

java.lang.reflect.InvocationTargetException

GeometryException

buildPolygonDisplayElement

public static PolygonDisplayElement buildPolygonDisplayElement(Feature feature,
                                                               Geometry geom,
                                                               PolygonSymbolizer sym)
                                                        throws IncompatibleGeometryTypeException,
                                                               java.lang.ClassNotFoundException,
                                                               java.lang.IllegalAccessException,
                                                               java.lang.InstantiationException,
                                                               java.lang.NoSuchMethodException,
                                                               java.lang.reflect.InvocationTargetException

Creates a PolygonDisplayElement using the given geometry and style information.

Parameters:

feature - associated feature (source of the geometry information)

geom - geometry information

sym - style information

Returns:

constructed PolygonDisplayElement

Throws:

IncompatibleGeometryTypeException - if the geometry property is not a Surface or MultiSurface

java.lang.ClassNotFoundException

java.lang.IllegalAccessException

java.lang.InstantiationException

java.lang.NoSuchMethodException

java.lang.reflect.InvocationTargetException

buildLabelDisplayElement

public static LabelDisplayElement buildLabelDisplayElement(Feature feature,
                                                           Geometry geom,
                                                           TextSymbolizer sym)
                                                    throws IncompatibleGeometryTypeException,
                                                           java.lang.ClassNotFoundException,
                                                           java.lang.IllegalAccessException,
                                                           java.lang.InstantiationException,
                                                           java.lang.NoSuchMethodException,
                                                           java.lang.reflect.InvocationTargetException

Creates a LabelDisplayElement using the given geometry and style information.

Parameters:

feature - associated feature (source of the geometry information and label caption)

geom - geometry information

sym - style information

Returns:

constructed LabelDisplayElement

Throws:

IncompatibleGeometryTypeException - if the geometry property is not a Point, a Surface or MultiSurface

java.lang.ClassNotFoundException

java.lang.IllegalAccessException

java.lang.InstantiationException

java.lang.NoSuchMethodException

java.lang.reflect.InvocationTargetException

buildRasterDisplayElement

public static RasterDisplayElement buildRasterDisplayElement(GridCoverage gc,
                                                             RasterSymbolizer sym)

Creates a RasterDisplayElement from the given GridCoverage.

Parameters:

gc - grid coverage (source of the raster data)

sym - raster symbolizer

Returns:

RasterDisplayElement

buildRasterDisplayElement

public static RasterDisplayElement buildRasterDisplayElement(GridCoverage gc,
                                                             RasterSymbolizer sym,
                                                             GetMap request)

Parameters:

gc -

sym -

request -

Returns:

the new raster display element