iText 7: Building Blocks
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iText 7: Building Blocks

About the Book

This is the second tutorial in the iText 7 series. In the first tutorial, "iText 7: Jump-Start Tutorial", we discussed a series of examples that explained the core functionality of iText.

In this book, we'll focus on the high-level building blocks that were introduced in Chapter 1 of the "iText 7: Jump-Start Tutorial", titled "Introducing basic building blocks". In that chapter, we created PDFs using objects such as Paragraph, List, Image and Table, but we didn't go into detail.

This "iText 7: Building Blocks" tutorial is the extended version of that chapter. In this tutorial, you'll discover which building blocks are available and how they all relate to each other.

About the Author

iText Software
iText Software

iText is one of the fastest growing technology companies in the digital document space. The company’s flagship product is an open source software library to create and manipulate PDF documents in Java and .NET (C#). There are currently millions of iText users, both open source (AGPL) and commercial. iText’s customers (software developers, technology vendors, software integrators) span the fields of technology, financial, public, government and health care sectors including many of the Fortune 500 companies. iText has dedicated international teams with offices in Belgium (Ghent), South Korea (Seoul), Singapore and in the USA (Boston). 

Table of Contents

  • Before we start: Overview of the classes and interfaces
  • Chapter 1: Introducing the PdfFont class
    • Creating a PdfFont object
    • Embedding a font
    • Choosing the appropriate encoding
    • Font properties
    • Reusing styles
    • Summary
  • Chapter 2: Working with the RootElement
    • Using Canvas to add content inside a Rectangle
    • Converting text to PDF with the Document class
    • Changing the Document renderer
    • Switching between different renderers
    • Flushing the Document renderer
    • Changing content that was previously added
    • Adding a Page X of Y footer
    • Adding text with showTextAligned
    • Using iText 7 add-ons
    • Improving the typography
    • Summary
  • Chapter 3: Using ILeafElement implementations
    • Working with Tab elements
    • Limitations of the Tab functionality
    • Adding links
    • Extra methods available in the Text class
    • Introducing images
    • Changing the position and width of an image
    • Adding an image to an existing PDF
    • Resizing and rotating an image
    • Image types supported by iText
    • Summary
  • Chapter 4: Adding AbstractElement objects (part 1)
    • Grouping elements with the Div class
    • Drawing horizontal lines with the LineSeparator object
    • Keeping content together
    • Changing the leading of a Paragraph
    • Creating a custom renderer
    • Lists and list symbols
    • Adding ListItem objects to a List
    • Nested lists
    • Summary
  • Chapter 5: Adding AbstractElement objects (part 2)
    • My first table
    • Table and cell Alignment
    • Row and cell height
    • Cell margins and padding
    • Table and cell borders
    • Nesting tables
    • Repeating headers and footers
    • Images in tables
    • Splitting cells versus keeping content together
    • Table and cell renderers
    • Tables and memory use
    • Summary
  • Chapter 6: Creating actions, destinations, and bookmarks
    • URI actions
    • Named actions
    • GoTo actions
    • Named destinations
    • Remote GoTo actions
    • JavaScript actions
    • Chained actions
    • Destinations
    • Link annotations
    • Outlines aka bookmarks
    • Color and style of the outline elements.
    • Summary
  • Chapter 7: Handling events; setting viewer preferences and writer properties
    • Implementing the IEventHandler interface
    • Adding a background and text to every page
    • Solving the “Page X of Y” problem
    • Adding a transparent background image
    • Insert and remove page events
    • Page labels
    • Page display and page mode
    • Viewer preferences
    • Printer preferences
    • Open action and additional actions
    • Writer properties
    • Summary
  • Appendix
    • A: AbstractElement methods
    • B: BlockElement methods
    • C: RootElement methods

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