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Java Source Code / Java Documentation » GIS » GeoTools 2.4.1 » org.geotools.map

Source Cross Reference Class Diagram Java Document (Java Doc)

org.geotools.map .MapContext

All known Subclasses:   org.geotools.map .DefaultMapContext,
MapContext
public interface MapContext (Code)
Store context information about a map display. This object is based on the OGC Web Map Context Specification.
author:
   Cameron Shorter
version:
   $Id: MapContext.java 26197 2007-07-10 21:38:33Z jgarnett $

Method Summary
boolean addLayer(MapLayer layer)
     Add a new layer if not already present and trigger a LayerListEvent .
boolean addLayer(int index, MapLayer layer)
     Add a new layer in the specified position and trigger a LayerListEvent .
void addLayer(FeatureSource featureSource, Style style)
     Add a new layer and trigger a LayerListEvent .
void addLayer(FeatureCollection collection, Style style)
     Add a new layer and trigger a LayerListEvent .
void addLayer(Collection collection, Style style)
     Add a new layer and trigger a LayerListEvent .
void addLayer(GridCoverage gridCoverage, Style style)

void addLayer(AbstractGridCoverage2DReader gridCoverage, Style style)

int addLayers(MapLayer[] layers)
     Add an array of new layers and trigger a LayerListEvent .
Parameters:
  layers - The new layers that are to be added.
void addMapBoundsListener(MapBoundsListener listener)
     Register interest in receiving MapBoundsEvent s.
void addMapLayerListListener(MapLayerListListener listener)
     Register interest in receiving a LayerListEvent .
public void addPropertyChangeListener(java.beans.PropertyChangeListener listener)
     Registers PropertyChangeListener to receive events.
void clearLayerList()
     Clears the whole layer list.
String getAbstract()
     Get the abstract which describes this interface, returns an empty string if this has not been set yet.
ReferencedEnvelope getAreaOfInterest()
     Gets the current area of interest.
String getContactInformation()
     Get the contact information associated with this context, returns an empty string if contactInformation has not been set.
CoordinateReferenceSystem getCoordinateReferenceSystem()
     Get the current coordinate system.
String[] getKeywords()
     Get an array of keywords associated with this context, returns an empty array if no keywords have been set.
MapLayer getLayer(int index)
     Return the requested layer.
Parameters:
  index - index of layer to return.
ReferencedEnvelope getLayerBounds()
     Get the bounding box of all the layers in this MapContext.
int getLayerCount()

MapLayer[] getLayers()
     Return this model's list of layers.
String getTitle()
     Get the title, returns an empty string if it has not been set yet.
int indexOf(MapLayer layer)
     Returns the index of the first occurrence of the specified layer, or -1 if this list does not contain this element.
Iterator iterator()
     Returns an iterator over the layers in this context in proper sequence.
void moveLayer(int sourcePosition, int destPosition)
     Moves a layer from a position to another.
boolean removeLayer(MapLayer layer)
     Remove a layer, if present, and trigger a LayerListEvent .
Parameters:
  layer - a MapLayer that will be added.
MapLayer removeLayer(int index)
     Remove a layer and trigger a LayerListEvent .
void removeLayers(MapLayer[] layers)
     Remove an array of layers and trigger a LayerListEvent .
void removeMapBoundsListener(MapBoundsListener listener)
     Remove interest in receiving a BoundingBoxEvent s.
void removeMapLayerListListener(MapLayerListListener listener)
     Remove interest in receiving LayerListEvent .
public void removePropertyChangeListener(java.beans.PropertyChangeListener listener)
     Removes PropertyChangeListener from the list of listeners.
void setAbstract(String conAbstract)
     Set an abstract which describes this context.
void setAreaOfInterest(Envelope areaOfInterest, CoordinateReferenceSystem coordinateReferenceSystem)
     Set a new area of interest and trigger a BoundingBoxEvent .
void setAreaOfInterest(Envelope areaOfInterest)
     Set a new area of interest and trigger an BoundingBoxEvent .
void setAreaOfInterest(ReferencedEnvelope areaOfInterest)
     Set a new area of interest and trigger an BoundingBoxEvent .
void setContactInformation(String contactInformation)
     Set contact inforation associated with this class.
void setCoordinateReferenceSystem(CoordinateReferenceSystem crs)
     Set the CoordinateReferenceSystem for this map context.
void setKeywords(String[] keywords)
     Set an array of keywords to associate with this context.
void setTitle(String title)
     Set the title of this context.
void transform(AffineTransform transform)
     Transform the coordinates according to the provided transform.

Method Detail
addLayer
boolean addLayer(MapLayer layer)(Code)
Add a new layer if not already present and trigger a LayerListEvent .
Parameters:
  layer - the layer to be inserted true if the layer has been added, false otherwise

addLayer
boolean addLayer(int index, MapLayer layer)(Code)
Add a new layer in the specified position and trigger a LayerListEvent . Layer won't be added if it's already in the list.
Parameters:
  index - index at which the layer will be inserted
Parameters:
  layer - the layer to be inserted true if the layer has been added, false otherwise

addLayer
void addLayer(FeatureSource featureSource, Style style)(Code)
Add a new layer and trigger a LayerListEvent .
Parameters:
  featureSource - a FeatureSource with the new layer that will be added.

addLayer
void addLayer(FeatureCollection collection, Style style)(Code)
Add a new layer and trigger a LayerListEvent .
Parameters:
  collection - a FeatureCollection with the new layer that will be added.

addLayer
void addLayer(Collection collection, Style style)(Code)
Add a new layer and trigger a LayerListEvent .
Parameters:
  collection - Collection with the new layer that will be added.

addLayer
void addLayer(GridCoverage gridCoverage, Style style)(Code)
Add a new layer and trigger a LayerListEvent
Parameters:
  gridCoverage - a GridCoverage with the new layer that will be added.

addLayer
void addLayer(AbstractGridCoverage2DReader gridCoverage, Style style)(Code)
Add a new layer and trigger a LayerListEvent
Parameters:
  gridCoverage - an AbstractGridCoverage2DReader with the new layer that will be added.

addLayers
int addLayers(MapLayer[] layers)(Code)
Add an array of new layers and trigger a LayerListEvent .
Parameters:
  layers - The new layers that are to be added. the number of layers actually added to the MapContext

addMapBoundsListener
void addMapBoundsListener(MapBoundsListener listener)(Code)
Register interest in receiving MapBoundsEvent s.
Parameters:
  listener - The object to notify when the area of interest has changed.

addMapLayerListListener
void addMapLayerListListener(MapLayerListListener listener)(Code)
Register interest in receiving a LayerListEvent . A LayerListEvent is sent if a layer is added or removed, but not if the data within a layer changes.
Parameters:
  listener - The object to notify when Layers have changed.

addPropertyChangeListener
public void addPropertyChangeListener(java.beans.PropertyChangeListener listener)(Code)
Registers PropertyChangeListener to receive events.
Parameters:
  listener - The listener to register.

clearLayerList
void clearLayerList()(Code)
Clears the whole layer list. Will fire a LayerListChangedEvent

getAbstract
String getAbstract()(Code)
Get the abstract which describes this interface, returns an empty string if this has not been set yet. The Abstract.

getAreaOfInterest
ReferencedEnvelope getAreaOfInterest()(Code)
Gets the current area of interest. Current area of interest

getContactInformation
String getContactInformation()(Code)
Get the contact information associated with this context, returns an empty string if contactInformation has not been set. the ContactInformation.

getCoordinateReferenceSystem
CoordinateReferenceSystem getCoordinateReferenceSystem()(Code)
Get the current coordinate system. the coordinate system of this box.

getKeywords
String[] getKeywords()(Code)
Get an array of keywords associated with this context, returns an empty array if no keywords have been set. The array returned is a copy, changes to the returned array won't influence the MapContextState array of keywords

getLayer
MapLayer getLayer(int index) throws IndexOutOfBoundsException(Code)
Return the requested layer.
Parameters:
  index - index of layer to return. the layer at the specified position
throws:
  IndexOutOfBoundsException - if the index is out of range

getLayerBounds
ReferencedEnvelope getLayerBounds() throws IOException(Code)
Get the bounding box of all the layers in this MapContext. If all the layers cannot determine the bounding box in the speed required for each layer, then null is returned. The bounds will be expressed in the MapContext coordinate system. The bounding box of the features or null if unknown and tooexpensive for the method to calculate.
throws:
  IOException - if an IOException occurs while accessing the FeatureSourcebounds

getLayerCount
int getLayerCount()(Code)
Returns the number of layers in this map context the number of layers in this map context

getLayers
MapLayer[] getLayers()(Code)
Return this model's list of layers. If no layers are present, then an empty array is returned. This model's list of layers.

getTitle
String getTitle()(Code)
Get the title, returns an empty string if it has not been set yet. the title, or an empty string if it has not been set.

indexOf
int indexOf(MapLayer layer)(Code)
Returns the index of the first occurrence of the specified layer, or -1 if this list does not contain this element.
Parameters:
  layer - the MapLayer to search for DOCUMENT ME!

iterator
Iterator iterator()(Code)
Returns an iterator over the layers in this context in proper sequence. an iterator over the layers in this context in proper sequence.

moveLayer
void moveLayer(int sourcePosition, int destPosition)(Code)
Moves a layer from a position to another. Will fire a MapLayerListEvent
Parameters:
  sourcePosition - the layer current position
Parameters:
  destPosition - the layer new position

removeLayer
boolean removeLayer(MapLayer layer)(Code)
Remove a layer, if present, and trigger a LayerListEvent .
Parameters:
  layer - a MapLayer that will be added. true if the layer has been removed

removeLayer
MapLayer removeLayer(int index)(Code)
Remove a layer and trigger a LayerListEvent .
Parameters:
  index - The index of the layer that it's going to be removed the layer removed, if any

removeLayers
void removeLayers(MapLayer[] layers)(Code)
Remove an array of layers and trigger a LayerListEvent .
Parameters:
  layers - The layers that are to be removed.

removeMapBoundsListener
void removeMapBoundsListener(MapBoundsListener listener)(Code)
Remove interest in receiving a BoundingBoxEvent s.
Parameters:
  listener - The object to stop sending change events.

removeMapLayerListListener
void removeMapLayerListListener(MapLayerListListener listener)(Code)
Remove interest in receiving LayerListEvent .
Parameters:
  listener - The object to stop sending LayerListEvents.

removePropertyChangeListener
public void removePropertyChangeListener(java.beans.PropertyChangeListener listener)(Code)
Removes PropertyChangeListener from the list of listeners.
Parameters:
  listener - The listener to remove.

setAbstract
void setAbstract(String conAbstract)(Code)
Set an abstract which describes this context.
Parameters:
  conAbstract - the Abstract.

setAreaOfInterest
void setAreaOfInterest(Envelope areaOfInterest, CoordinateReferenceSystem coordinateReferenceSystem) throws IllegalArgumentException(Code)
Set a new area of interest and trigger a BoundingBoxEvent .
Parameters:
  areaOfInterest - The new areaOfInterest.
Parameters:
  coordinateReferenceSystem - The coordinate system being using by this model.
throws:
  IllegalArgumentException - if an argument is null.

setAreaOfInterest
void setAreaOfInterest(Envelope areaOfInterest) throws IllegalArgumentException(Code)
Set a new area of interest and trigger an BoundingBoxEvent .
Parameters:
  areaOfInterest - The new area of interest.
throws:
  IllegalArgumentException - if an argument is null.MapContext.setAreaOfInterest(ReferencedEnvelope)MapContext.setAreaOfInterest(Envelope,CoordinateReferenceSystem)

setAreaOfInterest
void setAreaOfInterest(ReferencedEnvelope areaOfInterest)(Code)
Set a new area of interest and trigger an BoundingBoxEvent .
Parameters:
  areaOfInterest - The new area of interest.
throws:
  IllegalArgumentException - if an argument is null.

setContactInformation
void setContactInformation(String contactInformation)(Code)
Set contact inforation associated with this class.
Parameters:
  contactInformation - the ContactInformation.

setCoordinateReferenceSystem
void setCoordinateReferenceSystem(CoordinateReferenceSystem crs) throws TransformException, FactoryException(Code)
Set the CoordinateReferenceSystem for this map context.
Parameters:
  crs -
throws:
  FactoryException -
throws:
  TransformException -

setKeywords
void setKeywords(String[] keywords)(Code)
Set an array of keywords to associate with this context.
Parameters:
  keywords - the Keywords.

setTitle
void setTitle(String title)(Code)
Set the title of this context.
Parameters:
  title - the title.

transform
void transform(AffineTransform transform)(Code)
Transform the coordinates according to the provided transform. Useful for zooming and panning processes.
Parameters:
  transform - The transform to change area of interest.

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