Package com.twelvemonkeys.imageio.plugins.icns

Class ICNSImageReader

java.lang.Object

javax.imageio.ImageReader

com.twelvemonkeys.imageio.ImageReaderBase

com.twelvemonkeys.imageio.plugins.icns.ICNSImageReader

public final class ICNSImageReader
extends ImageReaderBase

ImageReader for Apple Icon Image (ICNS) format.

Version:

$Id: ICNSImageReader.java,v 1.0 25.10.11 18:42 haraldk Exp$

See Also:

Macintosh Icons, Apple Icon Image format (Wikipedia)

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
private static class	ICNSImageReader.ICNSBitMaskColorModel

Field Summary

Fields

Modifier and Type	Field	Description
private java.util.List<IconResource>	icons
private IconResource	lastResourceRead
private int	length
private java.util.List<IconResource>	masks

Fields inherited from class com.twelvemonkeys.imageio.ImageReaderBase

imageInput

Fields inherited from class javax.imageio.ImageReader

availableLocales, ignoreMetadata, input, locale, minIndex, originatingProvider, progressListeners, seekForwardOnly, updateListeners, warningListeners, warningLocales

Constructor Summary

Constructors

Constructor	Description
ICNSImageReader()
ICNSImageReader(javax.imageio.spi.ImageReaderSpi provider)

Method Summary

Modifier and Type	Method	Description
private void	addResource(IconResource resource)
private static int[]	createBandOffsets(int bandLen)
private IconResource	findMaskResource(IconResource iconResource)
private java.lang.String	getForeignFormat(javax.imageio.stream.ImageInputStream stream)
int	getHeight(int imageIndex)
javax.imageio.metadata.IIOMetadata	getImageMetadata(int imageIndex)	Default implementation that always returns null.
java.util.Iterator<javax.imageio.ImageTypeSpecifier>	getImageTypes(int imageIndex)
int	getNumImages(boolean allowSearch)	Default implementation that always returns 1.
javax.imageio.ImageTypeSpecifier	getRawImageType(int imageIndex)
int	getWidth(int imageIndex)
static void	main(java.lang.String[] args)
java.awt.image.BufferedImage	read(int imageIndex, javax.imageio.ImageReadParam param)
private void	readeFileHeader()
private java.awt.image.BufferedImage	readForeignFormat(int imageIndex, javax.imageio.ImageReadParam param, IconResource resource)
private java.awt.image.BufferedImage	readICNSFormat(int imageIndex, javax.imageio.ImageReadParam param, IconResource resource)
private IconResource	readIconResource(int imageIndex)
private java.awt.image.Raster	readMask(IconResource resource)
private IconResource	readNextIconResource()
protected void	resetMembers()	Resets all member variables.

Methods inherited from class com.twelvemonkeys.imageio.ImageReaderBase

assertInput, checkBounds, dispose, fakeAOI, fakeSubsampling, getDestination, getStreamMetadata, hasExplicitDestination, reset, setInput, showIt

Methods inherited from class javax.imageio.ImageReader

abort, abortRequested, addIIOReadProgressListener, addIIOReadUpdateListener, addIIOReadWarningListener, canReadRaster, checkReadParamBandSettings, clearAbortRequest, computeRegions, getAspectRatio, getAvailableLocales, getDefaultReadParam, getFormatName, getImageMetadata, getInput, getLocale, getMinIndex, getNumThumbnails, getOriginatingProvider, getSourceRegion, getStreamMetadata, getThumbnailHeight, getThumbnailWidth, getTileGridXOffset, getTileGridYOffset, getTileHeight, getTileWidth, hasThumbnails, isIgnoringMetadata, isImageTiled, isRandomAccessEasy, isSeekForwardOnly, processImageComplete, processImageProgress, processImageStarted, processImageUpdate, processPassComplete, processPassStarted, processReadAborted, processSequenceComplete, processSequenceStarted, processThumbnailComplete, processThumbnailPassComplete, processThumbnailPassStarted, processThumbnailProgress, processThumbnailStarted, processThumbnailUpdate, processWarningOccurred, processWarningOccurred, read, readAll, readAll, readAsRenderedImage, readerSupportsThumbnails, readRaster, readThumbnail, readTile, readTileRaster, removeAllIIOReadProgressListeners, removeAllIIOReadUpdateListeners, removeAllIIOReadWarningListeners, removeIIOReadProgressListener, removeIIOReadUpdateListener, removeIIOReadWarningListener, setInput, setInput, setLocale

Methods inherited from class java.lang.Object

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

Field Detail

icons

private final java.util.List<IconResource> icons

masks

private final java.util.List<IconResource> masks

lastResourceRead

private IconResource lastResourceRead

length

private int length

Constructor Detail

ICNSImageReader

public ICNSImageReader()

ICNSImageReader

ICNSImageReader(javax.imageio.spi.ImageReaderSpi provider)

Method Detail

resetMembers

protected void resetMembers()

Description copied from class: ImageReaderBase

Resets all member variables. This method is by default invoked from:

• ImageReaderBase.setInput(Object, boolean, boolean)
• ImageReaderBase.dispose()
• ImageReaderBase.reset()

Specified by:

resetMembers in class ImageReaderBase

getWidth

public int getWidth(int imageIndex)
             throws java.io.IOException

Specified by:

getWidth in class javax.imageio.ImageReader

Throws:

java.io.IOException

getHeight

public int getHeight(int imageIndex)
              throws java.io.IOException

Specified by:

getHeight in class javax.imageio.ImageReader

Throws:

java.io.IOException

getRawImageType

public javax.imageio.ImageTypeSpecifier getRawImageType(int imageIndex)
                                                 throws java.io.IOException

Overrides:

getRawImageType in class javax.imageio.ImageReader

Throws:

java.io.IOException

createBandOffsets

private static int[] createBandOffsets(int bandLen)

getImageTypes

public java.util.Iterator<javax.imageio.ImageTypeSpecifier> getImageTypes(int imageIndex)
                                                                   throws java.io.IOException

Specified by:

getImageTypes in class javax.imageio.ImageReader

Throws:

java.io.IOException

getNumImages

public int getNumImages(boolean allowSearch)
                 throws java.io.IOException

Description copied from class: ImageReaderBase

Default implementation that always returns 1.

Overrides:

getNumImages in class ImageReaderBase

Parameters:

allowSearch - ignored, unless overridden

Returns:

1, unless overridden

Throws:

java.io.IOException - never, unless overridden

read

public java.awt.image.BufferedImage read(int imageIndex,
                                         javax.imageio.ImageReadParam param)
                                  throws java.io.IOException

Specified by:

read in class javax.imageio.ImageReader

Throws:

java.io.IOException

readICNSFormat

private java.awt.image.BufferedImage readICNSFormat(int imageIndex,
                                                    javax.imageio.ImageReadParam param,
                                                    IconResource resource)
                                             throws java.io.IOException

Throws:

java.io.IOException

readMask

private java.awt.image.Raster readMask(IconResource resource)
                                throws java.io.IOException

Throws:

java.io.IOException

findMaskResource

private IconResource findMaskResource(IconResource iconResource)
                               throws java.io.IOException

Throws:

java.io.IOException

readForeignFormat

private java.awt.image.BufferedImage readForeignFormat(int imageIndex,
                                                       javax.imageio.ImageReadParam param,
                                                       IconResource resource)
                                                throws java.io.IOException

Throws:

java.io.IOException

getForeignFormat

private java.lang.String getForeignFormat(javax.imageio.stream.ImageInputStream stream)
                                   throws java.io.IOException

Throws:

java.io.IOException

readIconResource

private IconResource readIconResource(int imageIndex)
                               throws java.io.IOException

Throws:

java.io.IOException

readNextIconResource

private IconResource readNextIconResource()
                                   throws java.io.IOException

Throws:

java.io.IOException

addResource

private void addResource(IconResource resource)

readeFileHeader

private void readeFileHeader()
                      throws java.io.IOException

Throws:

java.io.IOException

getImageMetadata

public javax.imageio.metadata.IIOMetadata getImageMetadata(int imageIndex)
                                                    throws java.io.IOException

Description copied from class: ImageReaderBase

Default implementation that always returns null.

Overrides:

getImageMetadata in class ImageReaderBase

Parameters:

imageIndex - ignored, unless overridden

Returns:

null, unless overridden

Throws:

java.io.IOException - never, unless overridden.

main

public static void main(java.lang.String[] args)
                 throws java.io.IOException

Throws:

java.io.IOException