See Also Examples Applies To
Sets into an array the available contrast which can be used by the opened source in its current configuation.
Syntax
object.TwainGetAvailableContrast (*arValues())
The TwainGetAvailableContrast syntax has these parts:
| Part | Description |
| object | Required. An object expression that evaluates to an object in the Applies To list. |
| *arValues() | Required. Output Double Array. |
Returns
Long. If Success, non zéro: The number of values stored into the arValues array. Else 0 if fail. Use TwainGetLastResultCode() and TwainGetLastConditionCode() methods for diagnosing the error.
Remarks
Before using this method check that the TWAIN state is >= 4 (TWAIN_SOURCE_OPEN)
To get the TWAIN state, use the TwainGetState() method.
Category
TWAIN Capability