VintaSoft Twain .NET SDK 14.1: Documentation for .NET developer
Vintasoft.Twain Namespace / Device Class / PageOrientation Property
Syntax Exceptions Remarks Example Requirements SeeAlso
In This Topic
    PageOrientation Property (Device)
    In This Topic
    Gets or sets the orientation of images for current scan session.
    Syntax
    'Declaration
    
    Public Property PageOrientation As PageOrientation
    
    
    public PageOrientation PageOrientation { get; set; }
    
    
    public: __property PageOrientation get_PageOrientation();
    public: __property void set_PageOrientation(
    PageOrientation value
    );
    public:
    property PageOrientation PageOrientation { PageOrientation get(); void set(PageOrientation value); }
    Exceptions
    ExceptionDescription
    Thrown if device is in wrong state.
    Thrown if device does not support capability.
    Thrown if the .NET debugger is used and the function evaluation requires all threads to run.
    Remarks

    Call this property only when device is opened (DeviceState == DeviceState.Opened).

    Example

    This C#/VB.NET code shows how to acquire A4 black-white images from the device.

    
    Public Sub ScanPage(ByVal device As Vintasoft.Twain.Device)
        device.ShowUI = False
        device.DisableAfterAcquire = True
    
        device.Open()
        device.PixelType = Vintasoft.Twain.PixelType.BW
        device.PageSize = Vintasoft.Twain.PageSize.A4
        device.PageOrientation = Vintasoft.Twain.PageOrientation.Landscape
        device.UnitOfMeasure = Vintasoft.Twain.UnitOfMeasure.Inches
        device.Resolution = New Vintasoft.Twain.Resolution(300.0F, 300.0F)
    
        device.Acquire()
    End Sub
    
    
    
    public void ScanPage(Vintasoft.Twain.Device device)
    {
        device.ShowUI = false;
        device.DisableAfterAcquire = true;
    
        device.Open();
        device.PixelType = Vintasoft.Twain.PixelType.BW;
        device.PageSize = Vintasoft.Twain.PageSize.A4;
        device.PageOrientation = Vintasoft.Twain.PageOrientation.Landscape;
        device.UnitOfMeasure = Vintasoft.Twain.UnitOfMeasure.Inches;
        device.Resolution = new Vintasoft.Twain.Resolution(300f, 300f);
    
        device.Acquire();
    }
    
    

    Requirements

    Target Platforms: .NET 8, .NET 7; .NET 6; .NET Framework 4.8, 4.7, 4.6, 4.5, 4.0, 3.5

    See Also