PDF and the Acrobat SDK - Appligent Labs

98 Pages·2001·0.21 MB·English

Introduction
Appligent, Inc.
May 14, 2001
Copyright 2001 Appligent, Inc.
Day One
•
PDF Overview
•
History
•
Properties
•
Imaging Model
•
Annotations & Bookmarks
•
PDF 1.4
•
Working with PDF
•
PDF File Format Details
•
The Structure of a PDF File
•
Elements in the Body of a PDF File
•
Elements of a Page
•
Acrobat SDK
•
The AS Layer
•
The Cos Layer
•
The PD Layer
Copyright 2001 Appligent, Inc.
Working with PDF
Mark Gavin
Appligent, Inc.
May 14, 2001
Copyright 2001 Appligent, Inc.
Working with PDF
•
The Structure of a PDF File
•
Elements in the Body of a PDF File
•
The Elements of a Page
•
The Acrobat SDK
•
The AS Layer
•
The Cos Layer
•
The PD Layer
Copyright 2001 Appligent, Inc.
The Structure of a
PDF File
Copyright 2001 Appligent, Inc.
The Structure of a PDF File
Where the rubber hits the road.
•
Four Basic Parts
•
Header
•
Body
•
Cross Reference
•
Trailer
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Incremental Save
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Body
•
Supplemental Cross Reference
•
Trailer
Copyright 2001 Appligent, Inc.
PDF Header
•
%PDF
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PDF Version Number
•
PDF1.0, PDF1.1, PDF1.2, PDF1.3, PDF1.4
•
Binary Data
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%‚„œ”
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Example
•
%PDF-1.3
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%‚„œ”
Copyright 2001 Appligent, Inc.
PDF Body
•
A collection of indirect objects representing
the contents of a document.
•
The basic structure of an object is as
follows:
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Object Number
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Generation Number
•
obj
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<<
•
-- Place stuff here --
•
>>
•
endobj
Copyright 2001 Appligent, Inc.
PDF Body Examples
64 0 obj
<<
/Type /Font
/Subtype /Type1
/Name /F5
/Encoding 60 0 R
/BaseFont /Courier-Bold
>>
endobj
Copyright 2001 Appligent, Inc.
PDF Cross Reference
•
Permits random access to in-direct objects
within the file, so that the entire file need
not be read to locate any particular object.
Copyright 2001 Appligent, Inc.