com.kheops.jmap.client.views

Class GraphicsRef

java.lang.Object

com.kheops.jmap.client.views.GraphicsRef

public class GraphicsRef
extends java.lang.Object

This class is only used as a wrapper for a Graphics object.

Field Summary

Fields

Modifier and Type	Field and Description
java.awt.image.BufferedImage	baseOffImage An image used for double buffering.
Rectangle	clip The current clip bounds.
Rectangle	dcRegion The current region being drawn.
java.awt.Graphics	g The Graphics object wrapped by this object.
java.awt.image.BufferedImage	offImage
ViewState	state
ViewOverlay	viewOverlay

Constructor Summary

Constructors

Constructor and Description
GraphicsRef() Creates a new GraphicsRef object.
GraphicsRef(java.awt.image.BufferedImage offImage, java.awt.image.BufferedImage baseOffImage) Creates a new GraphicsRef object.

Method Summary

Modifier and Type	Method and Description
void	release() Frees buffered images used by this GraphicsRef object and releases StyleUtil instance associated with it.

Methods inherited from class java.lang.Object

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

Field Detail

offImage

public java.awt.image.BufferedImage offImage

viewOverlay

public ViewOverlay viewOverlay

state

public ViewState state

baseOffImage

public java.awt.image.BufferedImage baseOffImage

An image used for double buffering. The baseOffImage contains the drawn VectorLayer elements but without the labels

g

public java.awt.Graphics g

The Graphics object wrapped by this object.

dcRegion

public Rectangle dcRegion

The current region being drawn.

clip

public Rectangle clip

The current clip bounds.

Constructor Detail

GraphicsRef

public GraphicsRef()

Creates a new GraphicsRef object.

GraphicsRef

public GraphicsRef(java.awt.image.BufferedImage offImage,
                   java.awt.image.BufferedImage baseOffImage)

Creates a new GraphicsRef object.

Parameters:

component - any Component object can be used here. However, a View's instance is usually used.

offImage - a reference to the View's offImage.

Method Detail

release

public void release()

Frees buffered images used by this GraphicsRef object and releases StyleUtil instance associated with it.