THotPDF.GetGPOSMarkOffset Method
Reads gpos mark offset information from the current text shaping and font layout state. Use the value to inspect parser results, shaping tables, resource availability, or diagnostic counters without mutating document output
Declaration
function GetGPOSMarkOffset(BaseGID, MarkGID: Word; out Dx, DY: Integer): boolean;Unit
HPDFDoc
Parameters
| Name | Purpose |
|---|---|
BaseGID | Input used by GetGPOSMarkOffset |
MarkGID | Input used by GetGPOSMarkOffset |
Dx | Input used by GetGPOSMarkOffset |
DY | Input used by GetGPOSMarkOffset |
Return value
Returns a boolean value
Usage notes
- Use this API in the text shaping and font layout workflow before the affected page, resource, field, or catalog object is finalised
- Keep object names, field names, resource names, and returned handles stable until the document is finalised