org.apache.poi.hslf.blip
Class WMF.AldusHeader

java.lang.Object
  org.apache.poi.hslf.blip.WMF.AldusHeader

Enclosing class:

WMF

public class WMF.AldusHeader
extends java.lang.Object

Aldus Placeable Metafile header - 22 byte structure before WMF data.

• int Key; Magic number (always 9AC6CDD7h)
• short Handle; Metafile HANDLE number (always 0)
• short Left; Left coordinate in metafile units
• short Top; Top coordinate in metafile units
• short Right; Right coordinate in metafile units
• short Bottom; Bottom coordinate in metafile units
• short Inch; Number of metafile units per inch
• int Reserved; Reserved (always 0)
• short Checksum; Checksum value for previous 10 shorts

Field Summary

static int	APMHEADER_KEY
int	bottom
int	checksum
int	handle
int	inch
int	left
int	reserved
int	right
int	top

Constructor Summary

WMF.AldusHeader()

Method Summary

int	getChecksum() Returns a checksum value for the previous 10 shorts in the header.
int	getSize()
void	read(byte[] data, int offset)
void	write(java.io.OutputStream out)

Methods inherited from class java.lang.Object

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

Field Detail

APMHEADER_KEY

public static final int APMHEADER_KEY

See Also:

Constant Field Values

handle

public int handle

left

public int left

top

public int top

right

public int right

bottom

public int bottom

inch

public int inch

reserved

public int reserved

checksum

public int checksum

Constructor Detail

WMF.AldusHeader

public WMF.AldusHeader()

Method Detail

read

public void read(byte[] data,
                 int offset)

getChecksum

public int getChecksum()

Returns a checksum value for the previous 10 shorts in the header. The checksum is calculated by XORing each short value to an initial value of 0:

write

public void write(java.io.OutputStream out)
           throws java.io.IOException

Throws:

java.io.IOException

getSize

public int getSize()