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PDF provides a powerfull facilities for specifying the colors of graphics objects.
This class encapsulates color behaviour.
Some colors interact with PDF document (create additional objects in a PDF), others don't do it. That is defined in a subclasses.
getComponents(
)
:
array
Get color components (color space dependent)
instructions(
boolean $stroking
)
:
string
Instructions, which can be directly inserted into content stream to switch color.
Color set instructions differ for stroking and nonstroking operations.