class final Core · roukmoute/pdf 0.6.2
PDF\Specification\Dictionary\CalGrayColourSpaceDictionaryTable63\GammaEntryTable 63, /Gamma; PDF type: number; Optional.Inheritance and contracts
Parent : PDF\Specification\SchemaEntry
Definition in the specification
Table 63 · Entries in a CalGray Colour Space Dictionary
ISO 32000-1:2008, §8.6.5.2 · PDF page 153 ↗
/Gamma number
(Optional) A number G defining the gamma for the gray (A) component. G shall be positive and is generally greater than or equal to 1. Default value: 1.
Qualifier: Optional
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\Syntax\Object\NumericType|PDF\Syntax\Object\IndirectReference $value)Inherited methods
3 methods from parents and contracts
definition()
public function definition(): PDF\Specification\EntryDefinitionkey()
public function key(): PDF\Syntax\Object\NameTypevalue()
public function value(): PDF\Syntax\FileStructure\BasicTypeProperties
| Declaration | Origin and documentation |
|---|---|
public readonly PDF\Syntax\Object\NameType $key | PDF\Syntax\Object\DictionaryObject\Entry |
public readonly PDF\Syntax\FileStructure\BasicType $value | PDF\Syntax\Object\DictionaryObject\Entry |
Constants
| Name | PHP value | Origin |
|---|---|---|
KEY | | PDF\Specification\Dictionary\CalGrayColourSpaceDictionaryTable63\GammaEntry |
TABLE | | PDF\Specification\Dictionary\CalGrayColourSpaceDictionaryTable63\GammaEntry |
VARIABLE | | PDF\Specification\SchemaEntry |