Rotating a PDF page on Server/Desktop

1PDFDoc doc(filename);
2
3// Rotate the first page 90 degrees clockwise.
4Page page = doc.GetPage(1);
5Page::Rotate originalRotation = page.GetRotation();
6Page::Rotate rotation;
7switch (originalRotation)
8{
9  case Page::e_0:   rotation = Page::e_90;  break;
10  case Page::e_90:  rotation = Page::e_180; break;
11  case Page::e_180: rotation = Page::e_270; break;
12  case Page::e_270: rotation = Page::e_0;   break;
13  default:          rotation = Page::e_0;   break;
14}
15page.SetRotation(rotation);

1doc := NewPDFDoc(filename)
2
3// Rotate the first page 90 degrees clockwise.
4page := doc.GetPage(1)
5originalRotation := page.GetRotation()
6var rotation int
7if originalRotation == PageE_0 {
8  rotation = PageE_90
9}
10else if originalRotation == PageE_90 {
11  rotation = PageE_180
12}
13else if originalRotation == PageE_180 {
14  rotation = PageE_270
15}
16else if originalRotation == PageE_270 {
17  rotation = PageE_0
18}
19else {
20  rotation = Page::E_0
21}
22page.SetRotation(rotation)

1PDFDoc doc = new PDFDoc(filename);
2
3// Rotate the first page 90 degrees clockwise.
4Page page = doc.getPage(1);
5int originalRotation = page.getRotation();
6int rotation;
7switch (originalRotation)
8{
9  case Page.e_0:   rotation = Page.e_90;  break;
10  case Page.e_90:  rotation = Page.e_180; break;
11  case Page.e_180: rotation = Page.e_270; break;
12  case Page.e_270: rotation = Page.e_0;   break;
13  default:         rotation = Page.e_0;   break;
14}
15page.setRotation(rotation);

1async function main() {
2  const doc = await PDFNet.PDFDoc.createFromURL(filename);
3
4  // Rotate the first page 90 degrees clockwise.
5  const page = await doc.getPage(1);
6  const originalRotation = await page.getRotation();
7  var rotation;
8  switch (originalRotation)
9  {
10    case Page.e_0:   rotation = Page.e_90;  break;
11    case Page.e_90:  rotation = Page.e_180; break;
12    case Page.e_180: rotation = Page.e_270; break;
13    case Page.e_270: rotation = Page.e_0;   break;
14    default:         rotation = Page.e_0;   break;
15  }
16  page.setRotation(rotation);
17}
18PDFNet.runWithCleanup(main);

1PTPDFDoc *doc = [[PTPDFDoc alloc] initWithFilepath: filename];
2
3// Rotate the first page 90 degrees clockwise.
4PTPage *page = [doc GetPage:1];
5PTRotate originalRotation = [page getRotation];
6PTRotate rotation;
7switch (originalRotation)
8{
9  case e_pt0:   rotation = e_pt90;  break;
10  case e_pt90:  rotation = e_pt180; break;
11  case e_pt180: rotation = e_pt270; break;
12  case e_pt270: rotation = e_pt0;   break;
13  default:      rotation = e_pt0;   break;
14}
15[page SetRotation: rotation];

1$doc = new PDFDoc($filename);
2
3// Rotate the first page 90 degrees clockwise.
4$page = $doc->GetPage(1);
5$originalRotation = $page->GetRotation();
6$rotation = NULL;
7switch ($originalRotation)
8{
9  case Page::e_0:   $rotation = Page::e_90;  break;
10  case Page::e_90:  $rotation = Page::e_180; break;
11  case Page::e_180: $rotation = Page::e_270; break;
12  case Page::e_270: $rotation = Page::e_0;   break;
13  default:          $rotation = Page.Rotate.e_0;   break;
14}
15$page->SetRotation($rotation);

1doc = PDFDoc(filename)
2
3# Rotate the first page 90 degrees clockwise.
4page = doc.GetPage(1)
5originalRotation = page.GetRotation()
6rotation = None
7if originalRotation == Page.e_0:
8  rotation = Page.e_90
9elif originalRotation == Page.e_90:
10  rotation = Page.e_180
11elif originalRotation == Page.e_180:
12  rotation = Page.e_270
13elif originalRotation == Page.e_270:
14  rotation = Page.e_0
15else
16  rotation = Page.e_0
17page.SetRotation(rotation)

1doc = PDFDoc.new(filename)
2
3# Rotate the first page 90 degrees clockwise.
4page = doc.GetPage(1)
5originalRotation = page.GetRotation()
6rotation = nil
7if originalRotation == Page::E_0
8  rotation = Page::E_90
9elsif originalRotation == Page::E_90
10  rotation = Page::E_180
11elsif originalRotation == Page::E_180
12  rotation = Page::E_270
13elsif originalRotation == Page::E_270
14  rotation = Page::E_0
15else
16  rotation = Page::E_0
17end
18page.SetRotation(rotation)

1Dim doc4 As PDFDoc = New PDFDoc(filename)
2
3' Rotate the first page 90 degrees clockwise.
4Dim page As Page = doc.GetPage(1)
5Dim originalRotation As Page.Rotate = page.GetRotation()
6Dim rotation As Page.Rotate
7If originalRotation == Page.Rotate.e_0 Then
8  rotation = Page.Rotate.e_90
9ElseIf originalRotation == Page.Rotate.e_90 Then
10  rotation = Page.Rotate.e_180
11ElseIf originalRotation == Page.Rotate.e_180 Then
12  rotation = Page.Rotate.e_270
13ElseIf originalRotation == Page.Rotate.e_270 Then
14  rotation = Page.Rotate.e_0
15Else
16  rotation = Page.Rotate.e_0
17End If
18page.SetRotation(rotation)