TwainSetImageLayout Method

See Also     Examples     Applies To

Specifies the physical area (a rectangle) to be acquired during the next image transfer.

Syntax

object.TwainSetImageLayout (nLeft, nTop, nRight, nBottom)

The TwainSetImageLayout syntax has these parts:

Part Description
object Required. An object expression that evaluates to an object in the Applies To list.
nLeft Required. Double. Value of the left-most edge of the area to scan measured in inches.
nTop Required. Double. Value of the top-most edge of the area to scan measured in inches.
nRight Required. Double. Value of the right-most edge of the area to scan measured in inches. Note: ImageWidth = nRight - nLeft.
nBottom Required. Double. Value of the bottom-most edge of the area to scan measured in inches. Note: ImageHeight = nBottom - nTop.

Returns

Boolean. True if success, else False -> Use TwainGetLastResultCode() and TwainGetLastConditionCode() functions for diagnosing the error.

Remarks

Before using this function check that the TWAIN state is 4 (TWAIN_SOURCE_OPEN)
To get the TWAIN state, use the TwainGetState() function.

Category

TWAIN Functions





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