One of the constructors of this class accepts an object of the class PdfDocument. The Document class of the package is the root element while creating a self-sufficient PDF. Once a PdfDocument object is created, you can add various elements like page, font, file attachment, and event handler using the respective methods provided by its class. PdfDocument pdfDoc = new PdfDocument(writer)
Instantiate the PdfDocument class by passing the above created PdfWriter object to its constructor, as shown below. To instantiate this class (in writing mode), you need to pass an object of the class PdfWriter to its constructor. The PdfDocument class is the class that represents the PDF Document in iText. When an object of this type is passed to a PdfDocument (class), every element added to this document will be written to the file specified. String dest = "C:/itextExamples/autoScale.pdf" Instantiate the PdfWriter class by passing a string value (representing the path where you need to create a PDF) to its constructor, as shown below. The constructor of this class accepts a string, representing the path of the file where the PDF is to be created. The PdfWriter class represents the DocWriter for a PDF. You can scale an image using the setAutoScale() method.įollowing are the steps to scale an image that exists on the PDF document.
To add image to the PDF, create an object of the image that is required to be added and add it using the add() method of the Document class. While instantiating this class, you need to pass a PdfDocument object as a parameter to its constructor. You can create an empty PDF Document by instantiating the Document class.
#Itext pdf to image convert how to#
In this chapter, we will see how to scale an image in a PDF document using the iText library.
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