class final Core · roukmoute/pdf 0.6.1
PDF\Graphics\OptionalContent\OptionalContentMembershipOCMD combines fallback policy with an optional, preferred PDF 1.6 VE tree.Inheritance and contracts
Parent : PDF\Specification\SchemaDictionary
Interfaces : Countable, IteratorAggregate, PDF\Document\VersionedComponent, PDF\Graphics\OptionalContent\OptionalContentObject, PDF\Syntax\FileStructure\BasicType, Stringable, Traversable
Definition in the specification
Table 99 · Entries in an Optional Content Membership Dictionary
ISO 32000-1:2008, §8.11.2.2 · PDF page 231 ↗
| Entry | PDF type | Source requirement | Table |
|---|---|---|---|
/Type | name | Required | 99 |
/OCGs | dictionary or array | Optional | 99 |
/P | name | Optional | 99 |
/VE | array | Optional; PDF 1.6 | 99 |
Conditional descriptions remain traceable. A definition alone does not implement a codec, a signature or every format mechanism. Read the coverage.
Construction
__construct()
public function __construct(PDF\Graphics\OptionalContent\GroupCollection $members = new GroupCollection(), PDF\Graphics\OptionalContent\VisibilityPolicy $policy = PDF\Graphics\OptionalContent\VisibilityPolicy::AnyOn, ?PDF\Graphics\OptionalContent\VisibilityExpression $expression = null)Declared methods
groups()
public function groups(): PDF\Graphics\OptionalContent\GroupCollectionvalidateVersion()
public function validateVersion(PDF\Syntax\FileStructure\EffectivePdfVersion $version): voidvisible()
public function visible(PDF\Graphics\OptionalContent\GroupStates $states): boolwith()
public function with(PDF\Syntax\Object\DictionaryObject\Entry $entry): staticwithout()
public function without(PDF\Syntax\Object\NameType|string $key): staticInherited methods
9 methods from parents and contracts
__toString()
public function __toString(): stringcount()
public function count(): intdefinition()
public function definition(): PDF\Specification\TableDefinitionentries()
public function entries(): iterable@return iterable<Entry>get()
public function get(PDF\Syntax\Object\NameType|string $key): ?PDF\Syntax\FileStructure\BasicTypegetIterator()
public function getIterator(): Traversablehas()
public function has(PDF\Syntax\Object\NameType|string $key): booltoPdf()
public function toPdf(PDF\Serialization\SerializationContext $context): stringvalidate()
public function validate(): voidChecks unconditional requirements; conditional and inherited rules remain explicit.Properties
| Declaration | Origin and documentation |
|---|---|
public readonly ?PDF\Graphics\OptionalContent\VisibilityExpression $expression | PDF\Graphics\OptionalContent\OptionalContentMembership |
public readonly PDF\Graphics\OptionalContent\GroupCollection $members | PDF\Graphics\OptionalContent\OptionalContentMembership |
public readonly PDF\Graphics\OptionalContent\VisibilityPolicy $policy | PDF\Graphics\OptionalContent\OptionalContentMembership |
Constants
| Name | PHP value | Origin |
|---|---|---|
COMMON_TABLES | | PDF\Specification\SchemaDictionary |
TABLE | | PDF\Graphics\OptionalContent\OptionalContentMembership |