Package org.apache.poi.hslf.blip

Class EMF

java.lang.Object

org.apache.poi.hslf.usermodel.HSLFPictureData

org.apache.poi.hslf.blip.Metafile

org.apache.poi.hslf.blip.EMF

All Implemented Interfaces:

GenericRecord, PictureData

public final class EMF
extends Metafile

Represents EMF (Windows Enhanced Metafile) picture data.

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.poi.hslf.blip.Metafile

Metafile.Header

Nested classes/interfaces inherited from interface org.apache.poi.sl.usermodel.PictureData

PictureData.PictureType

Field Summary

Fields inherited from class org.apache.poi.hslf.usermodel.HSLFPictureData

CHECKSUM_SIZE

Constructor Summary

Constructors

Constructor	Description
EMF(EscherContainerRecord recordContainer, EscherBSERecord bse)	Creates a new instance.

Method Summary

Modifier and Type	Method	Description
protected byte[]	formatImageForSlideshow(byte[] data)	Formats the picture data for storage in the slideshow.
byte[]	getData()	Returns the binary data of this Picture
int	getSignature()	EMF signature is 0x3D40 or 0x3D50
PictureData.PictureType	getType()
void	setSignature(int signature)	Sets the EMF signature - either 0x3D40 or 0x3D50

Methods inherited from class org.apache.poi.hslf.blip.Metafile

compress, getImageDimension, getMaxRecordLength, setMaxRecordLength

Methods inherited from class org.apache.poi.hslf.usermodel.HSLFPictureData

getChecksum, getChecksum, getContentType, getGenericProperties, getHeader, getImageDimensionInPixels, getIndex, getOffset, getRawData, getUID, getUIDInstanceCount, setData, setIndex, setUIDInstanceCount, write

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.poi.common.usermodel.GenericRecord

getGenericChildren, getGenericRecordType

Constructor Details

EMF

@Internal
public EMF(EscherContainerRecord recordContainer,
 EscherBSERecord bse)

Creates a new instance.

Parameters:

recordContainer - Record tracking all pictures. Should be attached to the slideshow that this picture is linked to.

bse - Record referencing this picture. Should be attached to the slideshow that this picture is linked to.

Method Details

getData

public byte[] getData()

Returns the binary data of this Picture

Returns:

picture data

Throws:

RecordFormatException - if there is a problem with the size of the decompressed data. Metafile.setMaxRecordLength(int) can be used to change the limit applied.

HSLFException - for parsing exceptions

formatImageForSlideshow

protected byte[] formatImageForSlideshow(byte[] data)

Description copied from class: HSLFPictureData

Formats the picture data for storage in the slideshow.

Images stored in HSLFSlideShows are represented differently than when they are standalone files. The exact formatting differs for each image type.

Specified by:

formatImageForSlideshow in class HSLFPictureData

Parameters:

data - Original image data. If these bytes were written to a disk, a common image viewer would be able to render the image.

Returns:

Formatted image representation.

getType

public PictureData.PictureType getType()

Returns:

the picture type

getSignature

public int getSignature()

EMF signature is 0x3D40 or 0x3D50

Specified by:

getSignature in class HSLFPictureData

Returns:

EMF signature (0x3D40 or 0x3D50)

setSignature

public void setSignature(int signature)

Sets the EMF signature - either 0x3D40 or 0x3D50

Specified by:

setSignature in class HSLFPictureData