watermarkPdf

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watermarkPdf

ADVANCED / PREMIUM TRIAL

Inserts a watermark into a PDF document.

Description
public watermarkPdf (string $source, string $target, [string $type, array $options])

This method allows you to insert a watermark image or text in a PDF document.

Parameters

source

Path to the PDF document.

target

Path to the resulting watermarked document.

type

Watermark type: 'text' or 'image'.

options

The possible keys and values are (required options are shown with yellow background):

key Type Description
annotations bool Import annotations (links, comments and others). Default as false.
pages array All if not set. Allows adding a watermark per page.
useFixedAnnotationPositions bool Force annotation page link IDs. Useful when using PDF readers that don't detect all PDF contents automatically. Default as false.

If type is 'image':

Key Type Description
image string Path to the watermark image.
positionX int X-asis position (page center as default).
positionY int Y-asis position (page center as default).
opacity float Decimal number between 0 and 1(optional), if not set defaults to 0.5.
height int Height value (proportional).
width int Width value (proportional).

If type is 'text':

Key Type Description
text string The string of text used for watermarking.
positionX int X-asis position (page center as default).
positionY int Y-asis position (page center as default).
opacity float Decimal number between 0 and 1(optional), if not set defaults to 0.5.
font string The font-family. It must be installed in the OS.
size int Font size.
color string RGB: array(r, g, b) (array(255, 255, 255)).
Exceptions

File doesn't exist.

Not supported type.

Image doesn't exist.

Missing text value.

Code samples

Example #1

Example #2

Release notes
  • phpdocx 15.5:
    • cast to int object stream content indexes.
    • improved annotations support.
  • phpdocx 15.0:
    • pages option.
  • phpdocx 14.0:
    • useFixedAnnotationPositions option.
  • phpdocx 13.0:
    • improved working with indirect objects.
  • phpdocx 12.5:
    • improved auto centering watermarks.
    • improved using multiple sizes and orientations in the same PDF.
    • width and height values adding an image as watermark.
  • phpdocx 12.0:
    • improved annotations support.
  • phpdocx 10.0:
    • annotations option.
  • phpdocx 8.5:
    • stream mode.
  • phpdocx 7.0:
    • supported PDF 1.5, 1.6 and 1.7 versions.