Package noaa.coastwatch.render

Class ShapeOverlay

java.lang.Object

noaa.coastwatch.render.EarthDataOverlay

noaa.coastwatch.render.LineOverlay

noaa.coastwatch.render.ShapeOverlay

All Implemented Interfaces:

Serializable, Cloneable, Comparable

public class ShapeOverlay
extends LineOverlay

The ShapeOverlay class may be used to render a list of generic shapes.

Since:

3.1.7

Author:

Peter Hollemans

See Also:

• Serialized Form

Field Summary

Fields inherited from class noaa.coastwatch.render.LineOverlay

drawingShadow

Fields inherited from class noaa.coastwatch.render.EarthDataOverlay

alpha, lastTrans, prepared

Constructor Summary

Constructors

Constructor	Description
ShapeOverlay(Color color)	Creates a new shape overlay with the specified color.

Method Summary

Modifier and Type	Method	Description
void	addShape(Shape shape)	Adds a new shape to the list.
protected void	draw(Graphics2D g, EarthDataView view)	Draws the overlay graphics.
Iterator	getShapeIterator()	Gets an iterator over the list of shapes.
protected boolean	needsPrepare()	Returns false as this class needs no preparation.
protected void	prepare(Graphics2D g, EarthDataView view)	Prepares the overlay graphics prior to drawing.
void	removeShape(Shape shape)	Removes a shape from the list.

Methods inherited from class noaa.coastwatch.render.LineOverlay

clip, drawShadow, getDropShadow, getShadowColor, getStroke, render, setDropShadow, setStroke

Methods inherited from class noaa.coastwatch.render.EarthDataOverlay

clone, compareTo, getAlphaVersion, getColor, getColors, getColorWithAlpha, getLayer, getMetadataAtPoint, getName, getTransparency, getVisible, hasMetadata, invalidate, isPrepared, setColor, setLayer, setName, setTransparency, setVisible, toString

Methods inherited from class java.lang.Object

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

Constructor Details

ShapeOverlay

public ShapeOverlay(Color color)

Creates a new shape overlay with the specified color. The layer number is initialized to 0, and the stroke to the default BasicStroke.

Method Details

addShape

public void addShape(Shape shape)

Adds a new shape to the list. The shape coordinates are considered to be in the data coordinate reference frame.

Parameters:

shape - the new shape to add to the list.

getShapeIterator

public Iterator getShapeIterator()

Gets an iterator over the list of shapes.

removeShape

public void removeShape(Shape shape)

Removes a shape from the list.

Parameters:

shape - the shape to remove from the list.

needsPrepare

protected boolean needsPrepare()

Returns false as this class needs no preparation.

Overrides:

needsPrepare in class EarthDataOverlay

Returns:

true if this overlay class needs a preparation stage, or false if not.

prepare

protected void prepare(Graphics2D g,
 EarthDataView view)

Description copied from class: EarthDataOverlay

Prepares the overlay graphics prior to drawing.

Specified by:

prepare in class EarthDataOverlay

Parameters:

g - the graphics object for drawing.

view - the earth data view.

draw

protected void draw(Graphics2D g,
 EarthDataView view)

Description copied from class: EarthDataOverlay

Draws the overlay graphics.

Specified by:

draw in class EarthDataOverlay

Parameters:

g - the graphics object for drawing.

view - the earth data view.