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LEADTOOLS OCR C DLL Help

L_Doc2GetSelectedZone

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#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

Functions:

L_Doc2LockPage, L_Doc2UnlockPage, L_Doc2SetActivePage, L_Doc2DrawPage, L_Doc2SelectZoneByPoint, L_Doc2SelectZone, L_Doc2RemoveSelectedZone, L_Doc2SetZonePen, L_Doc2SetSelectedZonePen, L_Doc2Zone

Topics:

OCR Functions: Drawing Zones and Pages

 

Drawing Pages and Zones

Example

For an example, refer to L_Doc2Zone.

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