ucar.unidata.gis
Class GisFeatureRenderer

java.lang.Object
  ucar.unidata.gis.GisFeatureRenderer

All Implemented Interfaces:

Renderer

Direct Known Subclasses:

GisFeatureRendererMulti, McidasMap, WorldMap

public abstract class GisFeatureRenderer
extends Object
implements Renderer

Superclass for rendering collections of GisFeatures.

Version:

$Id: GisFeatureRenderer.java,v 1.16 2005/05/13 18:29:33 jeffmc Exp $

Author:

John Caron

Field Summary

protected ucar.unidata.geoloc.ProjectionImpl	displayProject _more_
protected ArrayList	shapeList _more_

Constructor Summary

GisFeatureRenderer()

Method Summary

void	draw(Graphics2D g, AffineTransform pixelAT) Draws all the features that are within the graphics clip rectangle, using the previously set displayProjection.
Color	getColor() _more_
protected abstract ucar.unidata.geoloc.ProjectionImpl	getDataProjection() _more_
protected abstract List	getFeatures() _more_
abstract ucar.unidata.geoloc.LatLonRect	getPreferredArea() Preferred map area on opening for first time.
protected Iterator	getShapes(Graphics2D g, AffineTransform normal2device) _more_
void	setColor(Color color) _more_
void	setProjection(ucar.unidata.geoloc.ProjectionImpl project) _more_

Methods inherited from class java.lang.Object

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

Field Detail

displayProject

protected ucar.unidata.geoloc.ProjectionImpl displayProject

_more_

shapeList

protected ArrayList shapeList

_more_

Constructor Detail

GisFeatureRenderer

public GisFeatureRenderer()

Method Detail

getPreferredArea

public abstract ucar.unidata.geoloc.LatLonRect getPreferredArea()

Preferred map area on opening for first time.

Specified by:

getPreferredArea in interface Renderer

Returns:

lat/lon bounding box that specifies preferred area.

getFeatures

protected abstract List getFeatures()

_more_

Returns:

_more_

getDataProjection

protected abstract ucar.unidata.geoloc.ProjectionImpl getDataProjection()

_more_

Returns:

_more_

getColor

public Color getColor()

_more_

Specified by:

getColor in interface Renderer

Returns:

_more_

setColor

public void setColor(Color color)

_more_

Specified by:

setColor in interface Renderer

Parameters:

color -

setProjection

public void setProjection(ucar.unidata.geoloc.ProjectionImpl project)

_more_

Specified by:

setProjection in interface Renderer

Parameters:

project -

draw

public void draw(Graphics2D g,
                 AffineTransform pixelAT)

Draws all the features that are within the graphics clip rectangle, using the previously set displayProjection.

Specified by:

draw in interface Renderer

Parameters:

g - the Graphics2D context on which to draw

pixelAT - transforms "Normalized Device" to Device coordinates

See Also:

for an example using pixelAT.

getShapes

protected Iterator getShapes(Graphics2D g,
                             AffineTransform normal2device)

_more_

Parameters:

g -

normal2device -

Returns:

_more_