public class PdfLayerMembership extends PdfDictionary implements PdfOCG
Modifier and Type | Field and Description |
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static PdfName |
ALLOFF
Visible only if all of the entries are OFF.
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static PdfName |
ALLON
Visible only if all of the entries are ON.
|
static PdfName |
ANYOFF
Visible if any of the entries are OFF.
|
static PdfName |
ANYON
Visible if any of the entries are ON.
|
Constructor and Description |
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PdfLayerMembership(PdfWriter writer)
Creates a new, empty, membership layer.
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Modifier and Type | Method and Description |
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void |
addMember(PdfLayer layer)
Adds a new member to the layer.
|
Collection<PdfLayer> |
getLayers()
Gets the member layers.
|
PdfObject |
getPdfObject()
Gets the dictionary representing the membership layer.
|
PdfIndirectReference |
getRef()
Gets the PdfIndirectReference that represents this membership layer.
|
void |
setVisibilityExpression(PdfVisibilityExpression ve)
Sets the visibility expression for content belonging to this membership dictionary.
|
void |
setVisibilityPolicy(PdfName type)
Sets the visibility policy for content belonging to this membership dictionary.
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checkType, clear, contains, get, getAsArray, getAsBoolean, getAsDict, getAsIndirectObject, getAsName, getAsNumber, getAsStream, getAsString, getDirectObject, getKeys, isCatalog, isFont, isOutlineTree, isPage, isPages, merge, mergeDifferent, put, putAll, putEx, remove, size, toPdf, toString
canBeInObjStm, getBytes, getIndRef, isArray, isBoolean, isDictionary, isIndirect, isName, isNull, isNumber, isStream, isString, length, setContent, setIndRef, type
public static final PdfName ALLON
public static final PdfName ANYON
public static final PdfName ANYOFF
public static final PdfName ALLOFF
public PdfLayerMembership(PdfWriter writer)
writer
- the writer
public PdfIndirectReference getRef()
PdfIndirectReference
that represents this membership layer.
public void addMember(PdfLayer layer)
layer
- the new member to the layer
public Collection<PdfLayer> getLayers()
public void setVisibilityPolicy(PdfName type)
type
- the visibility policy
public void setVisibilityExpression(PdfVisibilityExpression ve)
ve
- A (nested) array of which the first value is /And, /Or, or /Not followed by a series of indirect references to OCGs or other visibility expressions.
public PdfObject getPdfObject()
this
.
getPdfObject
in interface PdfOCG
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