ImageHeaderWMF (Keikai Spreadsheet Build 6.0.0 API)

java.lang.Object
- org.apache.poi.sl.image.ImageHeaderWMF

```
@Internal
public class ImageHeaderWMF
extends 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

Fields
Modifier and Type Field Description

static int APMHEADER_KEY

Constructor Summary

Constructors
Constructor Description

ImageHeaderWMF(byte[] data, int off)

ImageHeaderWMF(Rectangle dim)

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`Rectangle`	`getBounds()`
`int`	`getChecksum()`	Returns a checksum value for the previous 10 shorts in the header.
`int`	`getLength()`
`Dimension`	`getSize()`
`void`	`write(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

Constructor Detail

ImageHeaderWMF

public ImageHeaderWMF(Rectangle dim)

ImageHeaderWMF

public ImageHeaderWMF(byte[] data,
                      int off)

Method Detail
- 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(OutputStream out)
           throws IOException
```
  Throws:
  
  IOException
- getSize
```
public Dimension getSize()
```
- getBounds
```
public Rectangle getBounds()
```
- getLength
```
public int getLength()
```