L_TwainGetAcquirePageOptions

#include "lttwn.h"

L_LTTWN_API L_INT L_TwainGetAcquirePageOptions(hSession, pnPaperSize, pnPaperDirection)

HTWAINSESSION hSession;

handle to an existing TWAIN session

L_INT * pnPaperSize;

pointer to a variable

L_INT * pnPaperDirection;

pointer to a variable

Gets the current page size, and page orientation values used when transferring images from the current TWAIN source.

Parameter

Description

hSession

Handle to an existing TWAIN session. This handle is obtained by calling the L_TwainInitSession or L_TwainInitSession2 function.

pnPaperSize

Pointer to a variable to be updated with the page size. For more information on possible values, refer to www.twain.org and click on TWAIN Specification (Version 2.0).

pnPaperDirection

Pointer to a variable to be updated with the page direction. For more information on possible values, refer to www.twain.org and click on TWAIN Specification (Version 2.0).

Returns

SUCCESS

The function was successful.

< 1

An error occurred. Refer to Return Codes.

Comments

This function gets the current page size capability ICAP_SUPPORTEDSIZES, and page orientation capability ICAP_ORIENTATION values. For more information on these capabilities, refer to www.twain.org and click on TWAIN Specification (Version 2.0).

To set these capabilities, call the L_TwainSetAcquirePageOptions function.

This function should be called after calling the L_TwainStartCapsNeg function and before calling the L_TwainEndCapsNeg function.

Required DLLs and Libraries

LTTWN

For a listing of the exact DLLs and Libraries needed, based on the toolkit version, refer to Files to be Included with your Application.

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