LEADTOOLS OCR C DLL Help > Function References > OCR Professional > L_Doc2GetSelectedZone |
#include "ltdoc2.h"
L_LTDOC2_API L_INT EXT_FUNCTION L_Doc2GetSelectedZone(hDoc, nPageIndex, pZoneData, uStructSize)
L_HDOC2 hDoc; |
/* handle to the OCR document */ |
L_INT nPageIndex; |
/* page index */ |
pZONEDATA2 pZoneData; |
/* pointer to a ZONEDATA2 structure */ |
L_UINT uStructSize; |
/* size of the structure */ |
Gets the selected zone data.
Parameter |
Description |
hDoc |
Handle to the OCR document. |
nPageIndex |
Index of the page in which to find the zone data for its selected zone. This index is zero-based. |
pZoneData |
Pointer to a ZONEDATA2 structure to be updated. |
uStructSize |
Size in bytes, of the structure pointed to by pZoneData, use sizeof(ZONEDATA2) to calculate this value. |
Returns
SUCCESS |
The function was successful. |
< 1 |
An error occurred. Refer to Return Codes. |
Comments
Gets the zone data for the selected zone in the specified page.
To select a zone, call the L_Doc2SelectZone function or the L_Doc2SelectZoneByPoint function.
To get zone data for specific zone, call the L_Doc2GetZone function.
Required DLLs and Libraries
LTDOC2 For a listing of the exact DLLs and Libraries needed, based on the toolkit version, refer to Files To Be Included With Your Application. |
See Also
Example
For an example, refer to L_Doc2Zone.