VintaSoft Twain .NET SDK 15.0: Documentation for .NET developer
Vintasoft.WpfTwain Namespace / DeviceImageLayout Class / GetAsString() Method
Syntax Exceptions Remarks Example Requirements SeeAlso
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    GetAsString() Method (DeviceImageLayout)
    In This Topic
    Gets the current image layout rectangle of document/page/frame.
    Syntax
    'Declaration
    
    Public Function GetAsString() As String
    
    
    public string GetAsString()
    
    
    public: string* GetAsString()
    
    
    public:
    string^ GetAsString()

    Return Value

    Coordinate values of the image layout rectangle as a string in the following format: "left top right bottom". Here is an example: "0.0 0.33 3.47 6.12".
    Exceptions
    ExceptionDescription
    Thrown if the .NET debugger is used and the function evaluation requires all threads to run.
    Remarks

    The image layout rectangle defines what portion of the device's scanning area will be acquired.

    Document number can be set using the DocumentNumber property, Page number can be set using the PageNumber property, Frame number can be set using the FrameNumber property

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

    This method has effect only if you do not use the User Interface (ShowUI=false).

    Example

    Please see example here: DeviceImageLayout.

    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