ImageGear for .NET
Acquire(Int32) Method
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ImageGear21.Twain Assembly > ImageGear.TWAIN Namespace > ImGearTWAIN Class > Acquire Method : Acquire(Int32) Method

pageCount: Count of pages to scan. -1 scans all available pages.

Scan multiple pages from a scanner equipped with an AutomaticDocumentFeeder (ADF). Each page is saved to an ImageGear.Core.ImGearPage available in an AfterPage event.

Syntax

Visual Basic

Managed Extensions for C++

C++/CLI

'Declaration
 
Public Overloads Sub Acquire( _
   ByVal pageCount As Integer _
)

'Usage
 
Dim instance As ImGearTWAIN
Dim pageCount As Integer
 
instance.Acquire(pageCount)

public void Acquire( 
   int pageCount
)

public: void Acquire( 
   int pageCount
)

public:
void Acquire( 
   int pageCount
)

Parameters

pageCount: Count of pages to scan. -1 scans all available pages.

Exceptions

Exception	Description
ImageGear.Core.ImGearException	Thrown if this method called while a connection with a data source is not open.

Remarks

Prior to calling this method:

Call OpenSource to select the desired Data Source.
Call SetCapability to set desired capability values.
Set up event handlers for the AfterPage event.

In the AfterPage event, the scanned page is made available as an ImageGear.Core.ImGearPage class object.

Syntax

Parameters

Exceptions

Remarks

See Also

Reference