Pdf.Toolbox.Core.Object.Types

Module contains definitions of pdf objects

See PDF1.7:7.3

Documentation

data Object a

Any pdf object

It is parameterized by Stream content

Constructors

ONumber Number

OBoolean Boolean

OName Name

ODict Dict

OArray Array

OStr Str

OStream (Stream a)

ORef Ref

ONull

Instances

Eq a => Eq (Object a)

Show a => Show (Object a)

data Number

Integer or real

Constructors

NumInt Int

NumReal Double

Instances

Eq Number

Show Number

FromObject Number

newtype Boolean

"true" or "false"

Constructors

Boolean Bool

Instances

Eq Boolean

Show Boolean

FromObject Boolean

newtype Name

Names usually are used as keys in dictionaries

They starts with '/', but we strip it out, see parseName

Constructors

Name ByteString

Instances

Eq Name

Ord Name

Show Name

IsString Name

Monoid Name

FromObject Name

newtype Dict

Set of key/value pairs

Constructors

Dict [(Name, Object ())]

Instances

Eq Dict

Show Dict

FromObject Dict

newtype Array

An array

Constructors

Array [Object ()]

Instances

Eq Array

Show Array

FromObject Array

newtype Str

Sequence of zero or more bytes

Represents both the literal and hexadecimal strings

Constructors

Str ByteString

Instances

Eq Str

Show Str

IsString Str

FromObject Str

data Stream a

Contains stream dictionary and a payload

The payload could be offset within pdf file, actual content, content stream or nothing

Constructors

Stream Dict a

Instances

Eq a => Eq (Stream a)

Show a => Show (Stream a)

data Ref

Object reference, contains object index and generation

Constructors

Ref Int Int

Instances

Eq Ref

Ord Ref

Show Ref

FromObject Ref