PDGroup (library 1.8.10.3 API)

java.lang.Object
- com.tom_roush.pdfbox.pdmodel.graphics.form.PDGroup

All Implemented Interfaces:: COSObjectable

public final class PDGroup
extends Object
implements COSObjectable

Transparency group.

Constructor Summary

Constructors
Constructor Description

PDGroup(COSDictionary dic)
Creates a group object from a given dictionary

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`PDColorSpace`	`getColorSpace()`	Returns the blending color space
`COSDictionary`	`getCOSObject()`	Convert this standard java object to a COS object.
`COSName`	`getSubType()`	Returns the groups's subtype, should be "Transparency".
`boolean`	`isIsolated()`	Returns true if this group is isolated.
`boolean`	`isKnockout()`	Returns true if this group is a knockout.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - PDGroup
```
public PDGroup(COSDictionary dic)
```
    Creates a group object from a given dictionary
    
    Parameters:
    
    dic - COSDictionary object
- Method Detail
  - getCOSObject
```
public COSDictionary getCOSObject()
```
    Description copied from interface: COSObjectable
    
    Convert this standard java object to a COS object.
    
    Specified by:
    
    getCOSObject in interface COSObjectable
    
    Returns:
    
    The cos object that matches this Java object.
  - getSubType
```
public COSName getSubType()
```
    Returns the groups's subtype, should be "Transparency".
  - getColorSpace
```
public PDColorSpace getColorSpace()
                           throws IOException
```
    Returns the blending color space
    
    Returns:
    
    color space
    
    Throws:
    
    IOException
  - isIsolated
```
public boolean isIsolated()
```
    Returns true if this group is isolated. Isolated groups begin with the fully transparent image, non-isolated begin with the current backdrop.
  - isKnockout
```
public boolean isKnockout()
```
    Returns true if this group is a knockout. A knockout group blends with original backdrop, a non-knockout group blends with the current backdrop.