org.freehep.graphicsio
Class ImageEncoder

java.lang.Object
  org.freehep.graphicsio.ImageEncoder

All Implemented Interfaces:

java.awt.image.ImageConsumer

Direct Known Subclasses:

EPSIEncoder

public abstract class ImageEncoder
extends java.lang.Object
implements java.awt.image.ImageConsumer

Field Summary

protected java.io.DataOutput	out
protected java.util.Hashtable	props

Fields inherited from interface java.awt.image.ImageConsumer

COMPLETESCANLINES, IMAGEABORTED, IMAGEERROR, RANDOMPIXELORDER, SINGLEFRAME, SINGLEFRAMEDONE, SINGLEPASS, STATICIMAGEDONE, TOPDOWNLEFTRIGHT

Constructor Summary

ImageEncoder(java.awt.Image img, java.io.DataOutput dos)

ImageEncoder(java.awt.image.ImageProducer producer, java.io.DataOutput dos)

Method Summary

void	encode()
protected abstract void	encodeDone()
protected abstract void	encodePixels(int x, int y, int w, int h, int[] rgbPixels, int off, int scansize)
protected abstract void	encodeStart(int w, int h)
void	imageComplete(int status)
void	setColorModel(java.awt.image.ColorModel model)
void	setDimensions(int width, int height)
void	setHints(int hintflags)
void	setPixels(int x, int y, int w, int h, java.awt.image.ColorModel model, byte[] pixels, int off, int scansize)
void	setPixels(int x, int y, int w, int h, java.awt.image.ColorModel model, int[] pixels, int off, int scansize)
void	setProperties(java.util.Hashtable props)

Methods inherited from class java.lang.Object

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

Field Detail

out

protected java.io.DataOutput out

props

protected java.util.Hashtable props

Constructor Detail

ImageEncoder

public ImageEncoder(java.awt.Image img,
                    java.io.DataOutput dos)
             throws java.io.IOException

Throws:

java.io.IOException

ImageEncoder

public ImageEncoder(java.awt.image.ImageProducer producer,
                    java.io.DataOutput dos)
             throws java.io.IOException

Throws:

java.io.IOException

Method Detail

encodeStart

protected abstract void encodeStart(int w,
                                    int h)
                             throws java.io.IOException

Throws:

java.io.IOException

encodePixels

protected abstract void encodePixels(int x,
                                     int y,
                                     int w,
                                     int h,
                                     int[] rgbPixels,
                                     int off,
                                     int scansize)
                              throws java.io.IOException

Throws:

java.io.IOException

encodeDone

protected abstract void encodeDone()
                            throws java.io.IOException

Throws:

java.io.IOException

encode

public void encode()
            throws java.io.IOException

Throws:

java.io.IOException

setDimensions

public void setDimensions(int width,
                          int height)

Specified by:

setDimensions in interface java.awt.image.ImageConsumer

setProperties

public void setProperties(java.util.Hashtable props)

Specified by:

setProperties in interface java.awt.image.ImageConsumer

setColorModel

public void setColorModel(java.awt.image.ColorModel model)

Specified by:

setColorModel in interface java.awt.image.ImageConsumer

setHints

public void setHints(int hintflags)

Specified by:

setHints in interface java.awt.image.ImageConsumer

setPixels

public void setPixels(int x,
                      int y,
                      int w,
                      int h,
                      java.awt.image.ColorModel model,
                      byte[] pixels,
                      int off,
                      int scansize)

Specified by:

setPixels in interface java.awt.image.ImageConsumer

setPixels

public void setPixels(int x,
                      int y,
                      int w,
                      int h,
                      java.awt.image.ColorModel model,
                      int[] pixels,
                      int off,
                      int scansize)

Specified by:

setPixels in interface java.awt.image.ImageConsumer

imageComplete

public void imageComplete(int status)

Specified by:

imageComplete in interface java.awt.image.ImageConsumer