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Guides
Rotate pages

Rotating a PDF page in Go

To rotate a page in a PDF document.

doc := NewPDFDoc(filename)

// Rotate the first page 90 degrees clockwise.
page := doc.GetPage(1)
originalRotation := page.GetRotation()
var rotation int
if originalRotation == PageE_0 {
  rotation = PageE_90
}
else if originalRotation == PageE_90 {
  rotation = PageE_180
}
else if originalRotation == PageE_180 {
  rotation = PageE_270
}
else if originalRotation == PageE_270 {
  rotation = PageE_0
}
else {
  rotation = Page::E_0
}
page.SetRotation(rotation)

About rotating pages

A page can be rotated clockwise, by 90 degrees, when displayed or printed. The Page.GetRotation() method returns the Page.Rotate enum specifying the current rotation. Similarly, Page.SetRotation() sets the current rotation.

Get the answers you need: Support