GetArticleThreadBead
Page-level navigation, document properties
Description
Reads one bead from an article thread and resolves its indirect page reference to a one-based page number
Syntax
Function TPDFlib.GetArticleThreadBead(ThreadIndex, BeadIndex: Integer; Out Bead: TPDFlibArticleBead): Integer;Parameters
| ThreadIndex | The one-based article-thread index |
|---|---|
| BeadIndex | The one-based position in the article reading sequence |
| Bead | Receives the page number and PDF user-space rectangle |
Return value
Returns 1 when the bead, page reference and four-number rectangle are valid, otherwise 0
Remarks
The selected page is restored after page-reference resolution and malformed cycles are bounded by visited-object protection