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Create annotations

A variety of annotations can be created such as sticky note (text annotations), link annotations, stamp annotations, and more.

Create link annotation to a PDF on iOS

To add a hyperlink or intra-document link annotation to a PDF Document page.

PTPDFDoc *doc = [[PTPDFDoc alloc] initWithFilepath: filename];
PTPage *page = [doc GetPage:1];

// Create a hyperlink
PTLink *hyperlink = [PTLink CreateWithAction: [doc GetSDFDoc] pos: [[PTPDFRect alloc] initWithX1: 85 y1: 570 x2: 503 y2: 524] action: [PTAction CreateURI: [doc GetSDFDoc] uri: @"http://www.pdftron.com"]];
[hyperlink RefreshAppearance];
[page AnnotPushBack: hyperlink];

// Create an intra-document link
PTAction *goto_page_3 = [PTAction CreateGoto: [PTDestination CreateFitH: [doc GetPage:3] top: 0]];
PTLink *link = [PTLink CreateWithAction: [doc GetSDFDoc] pos: [[PTPDFRect alloc] initWithX1: 85 y1: 458 x2: 503 y2: 502] action: goto_page_3];
[link RefreshAppearance];
[page AnnotPushBack: link];

Add or edit PDF annotations sample
Full code sample which shows how to add or edit PDF annotations (e.g. hyperlink, intra-document link, stamp, rubber stamp, file attachment, sound, text, free-text, line, circle, square, polygon, polyline, highlight, squiggly, caret, and ink).

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