| LEADTOOLS OCR C DLL Help > Function References > OCR Plus > L_DocGetSelectedZone |
#include "ltdoc.h"
L_LTDOC_API L_INT L_DocGetSelectedZone(hDoc, nPageIndex, pZoneData, uStructSize)
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L_HDOC hDoc; |
/* handle to the OCR document */ |
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L_INT nPageIndex; |
/* page index */ |
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pZONEDATA pZoneData; |
/* pointer to a ZONEDATA structure */ |
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L_UINT uStructSize; |
/* size of the structure */ |
Gets the selected zone data.
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Parameter |
Description |
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hDoc |
Handle to the OCR document. |
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nPageIndex |
Specifies the index of the page in which to find the zone data for its selected zone. This index is zero-based. |
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pZoneData |
Pointer to a ZONEDATA structure to be updated. |
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uStructSize |
Specifies the size of the structure pointed to by pZoneData, use sizeof(ZONEDATA) to calculate this value. |
Returns
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SUCCESS |
The function was successful. |
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< 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 L_DocSelectZone or L_DocSelectZoneByPoint.
To get zone data for specific zone, call L_DocGetZone.
Required DLLs and Libraries
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LTDOC 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_DocZone.