Module: Asposepdfjava::AddToc

Defined in:
lib/asposepdfjava/Document/addtoc.rb

Instance Method Summary collapse

Instance Method Details

#initialize ⇒ Object 



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# File 'lib/asposepdfjava/Document/addtoc.rb', line 3

def initialize()
	# The path to the documents directory.
    data_dir = File.dirname(File.dirname(File.dirname(File.dirname(__FILE__)))) + '/data/'
    
    # Open a pdf document.
    doc = Rjb::import('com.aspose.pdf.Document').new(data_dir + "input1.pdf")

    # Get access to first page of PDF file
    toc_page = doc.getPages().insert(1)

    # Create object to represent TOC information
    toc_info = Rjb::import('com.aspose.pdf.TocInfo').new
    title = Rjb::import('com.aspose.pdf.TextFragment').new("Table Of Contents")
    title.getTextState().setFontSize(20)
    #title.getTextState().setFontStyle(Rjb::import('com.aspose.pdf.FontStyles.Bold'))

    # Set the title for TOC
    toc_info.setTitle(title)
    toc_page.setTocInfo(toc_info)

    # Create string objects which will be used as TOC elements
    titles = Array["First page", "Second page"]

    i = 0
    while i < 2
        # Create Heading object
        heading2 = Rjb::import('com.aspose.pdf.Heading').new(1)

        segment2 = Rjb::import('com.aspose.pdf.TextSegment').new
        heading2.setTocPage(toc_page)
        heading2.getSegments().add(segment2)

        # Specify the destination page for heading object
        heading2.setDestinationPage(doc.getPages().get_Item(i + 2))

        # Destination page
        heading2.setTop(doc.getPages().get_Item(i + 2).getRect().getHeight())

        # Destination coordinate
        segment2.setText(titles[i])

        # Add heading to page containing TOC
        toc_page.getParagraphs().add(heading2)

        i +=1
    end

    # Save PDF Document
    doc.save(data_dir + "TOC.pdf")

    puts "Added TOC Successfully, please check the output file."
end