# Package org.apache.pdfbox.pdmodel.common.function.type4

This package contains Type 4 function support.

See: Description

Interface Summary
Operator: Interface for PostScript operators.
Parser.SyntaxHandler: This interface defines all possible syntactic elements of a Type 4 function.

Class Summary
ExecutionContext: Makes up the execution context, holding the available operators and the execution stack.
InstructionSequence: Represents an instruction sequence, a combination of values, operands and nested procedures.
InstructionSequenceBuilder: Basic parser for Type 4 functions which is used to build up instruction sequences.
Operators: This class provides all the supported operators.
Parser: Parser for PDF Type 4 functions.
Parser.AbstractSyntaxHandler: Abstract base class for a `Parser.SyntaxHandler`.

## Package org.apache.pdfbox.pdmodel.common.function.type4 Description

This package contains Type 4 function support.