edu.mit.blocks.codeblockutil

Class GraphicsManager

java.lang.Object

edu.mit.blocks.codeblockutil.GraphicsManager

public class GraphicsManager
extends java.lang.Object

GraphicsManager maintains graphics context information that maybe useful for many aspects of graphics rendering. This means that many of the fields are computer dependent and are placed here so they are only calculated once.

Field Summary

Fields

Modifier and Type	Field and Description
static java.awt.GraphicsConfiguration	gc

Constructor Summary

Constructors

Constructor and Description
GraphicsManager()

Method Summary

Modifier and Type	Method and Description
static java.awt.image.BufferedImage	getGCCompatibleImage(int width, int height) Functionally equivalent to gc.createCompatibleImage(width, height, Transparency.TRANSLUCENT) but allows reusing released images.
static void	recycleGCCompatibleImage(java.awt.image.BufferedImage img) Add an image to the recycled images list (or if img = null, does nothing).

Methods inherited from class java.lang.Object

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

Field Detail

gc

public static java.awt.GraphicsConfiguration gc

Constructor Detail

GraphicsManager

public GraphicsManager()

Method Detail

getGCCompatibleImage

public static java.awt.image.BufferedImage getGCCompatibleImage(int width,
                                                                int height)

Functionally equivalent to gc.createCompatibleImage(width, height, Transparency.TRANSLUCENT) but allows reusing released images.

recycleGCCompatibleImage

public static void recycleGCCompatibleImage(java.awt.image.BufferedImage img)

Add an image to the recycled images list (or if img = null, does nothing). Note: the passed variable should be immediately set to null to avoid aliasing bugs.