VintaSoft Twain .NET SDK v10.3
Vintasoft.Twain Namespace / WebTwainDeviceJS type
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    WebTwainDeviceJS type
    In This Topic
    Class that allows to manipulate TWAIN device.
    Syntax
    // Parameters
    var deviceName; // Type:  string
    var productFamily; // Type:  string
    var manufacturer; // Type:  string
    var driverVersion; // Type:  string
    var twainVersion; // Type:  string
    var deviceManager; // Type:  object
    
    var instance = new Vintasoft.Twain.WebTwainDeviceJS(deviceName,
                                                        productFamily,
                                                        manufacturer,
                                                        driverVersion,
                                                        twainVersion,
                                                        deviceManager);
    function WebTwainDeviceJS;
    Inheritance Hierarchy

    Object
       Vintasoft.Twain.WebTwainDeviceJS

    Browser Compatibility
    9
    5
    15
    5
    Constructors
     NameDescription
    public ConstructorClass that allows to manipulate TWAIN device.  
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    Methods
     NameDescription
    public MethodSends an asynchronous request to a server for synchronous acquisition of image from the TWAIN device.  
    public MethodSends the cancel current transfer command to the device (transfer will not be canceled right after execution of this method).  
    public MethodSends an asynchronous request to a server for closing the TWAIN device.  
    public MethodGets the device name.  
    public MethodAllows to manipulate the document feeder of device.  
    public MethodGets the device driver version.  
    public MethodGets a value indicating whether the device has the automatic document feeder.  
    public MethodGets a value indicating whether the device has flatbed.  
    public MethodGets a value indicating whether the device is opened.  
    public MethodGets a value indicating whether device is compatible with TWAIN 2.  
    public MethodGets a value indicating whether the device is WIA device.  
    public MethodGets the device manufacturer.  
    public MethodGets the device product family.  
    public MethodGets the device TWAIN version.  
    public MethodSends an asynchronous request to a server for getting a value indicating whether the brightness should be automatically detected.  
    public MethodSends an asynchronous request to a server for getting a value indicating whether the device should capture the number of images indicated by the value of XferCount without waiting for the Application to request the image transfers.  
    public MethodSends an asynchronous request to a server for getting information about the bit depth of images for current scan session.  
    public MethodSends an asynchronous request to a server for getting information about the bit depth reduction mode of images for current scan session.  
    public MethodSends an asynchronous request to a server for getting information about the brightness of gray/palette/color images for current scan session.  
    public MethodSends an asynchronous request to a server for getting information about the count of images in the device buffer.  
    public MethodSends an asynchronous request to a server for getting information about TWAIN device capabilities.  
    public MethodSends an asynchronous request to a server for getting information about TWAIN device capability.  
    public MethodSends an asynchronous request to a server for getting information about the contrast of gray/palette/color images for current scan session.  
    public MethodSends an asynchronous request to a server for getting information about the default image layout rectangle of TWAIN device.  
    public MethodSends an asynchronous request to a server for getting information about the file format for images when File transfer mode is used.  
    public MethodSends an asynchronous request to a server for getting information about the JPEG quality for acquired images saved as JPEG files when File transfer mode is used.  
    public MethodSends an asynchronous request to a server for getting information about the halftones for bit depth reduction of images for current scan session.  
    public MethodSends an asynchronous request to a server for getting information about the image compression for images when Memory or File transfer mode is used.  
    public MethodSends an asynchronous request to a server for getting information about the image filter for current scan session.  
    public MethodSends an asynchronous request to a server for getting information about current image layout rectangle of TWAIN device.  
    public MethodSends an asynchronous request to a server for getting information how the batch job must be processed.  
    public MethodSends an asynchronous request to a server for getting a value indicating whether the lamp of device is on.  
    public MethodSends an asynchronous request to a server for getting information about the light path, which must be used for the image capturing.  
    public MethodSends an asynchronous request to a server for getting information about the general color characteristic of the light source for current scan session.  
    public MethodSends an asynchronous request to a server for getting information about the number of images that the device can buffer when AutoScan is enabled.  
    public MethodSends an asynchronous request to a server for getting information about the noise filter for current scan session.  
    public MethodSends an asynchronous request to a server for getting a value indicating whether the device is powered up and available.  
    public MethodSends an asynchronous request to a server for getting information about the mode of size detection for current scan session.  
    public MethodSends an asynchronous request to a server for getting information about the orientation of images for current scan session.  
    public MethodSends an asynchronous request to a server for getting information about the page size for current scan session.  
    public MethodSends an asynchronous request to a server for getting information about the value of pixel flavor for current scan session.  
    public MethodSends an asynchronous request to a server for getting information about the pixel type of images for current scan session.  
    public MethodSends an asynchronous request to a server for getting information about all capabilities supported by TWAIN device.  
    public MethodSends an asynchronous request to a server for getting information about the threshold of black-white images for current scan session.  
    public MethodSends an asynchronous request to a server for getting information about the transfer mode of device.  
    public MethodSends an asynchronous request to a server for getting information about the unit of measure for current scan session.  
    public MethodSends an asynchronous request to a server for getting information about how many images application wants to receive from the device.  
    public MethodSends an asynchronous request to a server for getting information about the X-axis resolution of images for current scan session.  
    public MethodSends an asynchronous request to a server for getting information about the Y-axis resolution of images for current scan session.  
    public MethodSends an asynchronous request to a server for opening the TWAIN device.  
    public MethodSends an asynchronous request to a server for resetting the image layout rectangle of TWAIN device.  
    public MethodSends an asynchronous request to a server for setting a value indicating whether the brightness should be automatically detected.  
    public MethodSends an asynchronous request to a server for setting a value indicating whether the device should capture the number of images indicated by the value of XferCount without waiting for the Application to request the image transfers.  
    public MethodSends an asynchronous request to a server for setting the bit depth of images for current scan session.  
    public MethodSends an asynchronous request to a server for setting the bit depth reduction mode of images for current scan session.  
    public MethodSends an asynchronous request to a server for setting the brightness of gray/palette/color images for current scan session.  
    public MethodSends an asynchronous request to a server for setting the TWAIN device capability.  
    public MethodSends an asynchronous request to a server for setting how device buffers must be cleared.  
    public MethodSends an asynchronous request to a server for setting the contrast of gray/palette/color images for current scan session.  
    public MethodSends an asynchronous request to a server for setting the file format for images when File transfer mode is used.  
    public MethodSends an asynchronous request to a server for setting the JPEG quality for acquired images saved as JPEG files when File transfer mode is used.  
    public MethodSends an asynchronous request to a server for setting the halftones for bit depth reduction of images for current scan session.  
    public MethodSends an asynchronous request to a server for setting the image compression for images when Memory or File transfer mode is used.  
    public MethodSends an asynchronous request to a server for setting the image filter for current scan session.  
    public MethodSends an asynchronous request to a server for setting the image layout rectangle of TWAIN device.  
    public MethodSends an asynchronous request to a server for setting information how the batch job must be processed.  
    public MethodSends an asynchronous request to a server for setting a value indicating whether the lamp of device is on.  
    public MethodSends an asynchronous request to a server for setting information about the light path, which must be used for the image capturing.  
    public MethodSends an asynchronous request to a server for setting the general color characteristic of the light source for current scan session.  
    public MethodSends an asynchronous request to a server for setting the number of images that the device can buffer when AutoScan is enabled.  
    public MethodSends an asynchronous request to a server for setting the noise filter for current scan session.  
    public MethodSends an asynchronous request to a server for setting the mode of size detection for current scan session.  
    public MethodSends an asynchronous request to a server for setting the orientation of images for current scan session.  
    public MethodSends an asynchronous request to a server for setting the page size for current scan session.  
    public MethodSends an asynchronous request to a server for setting the value of pixel flavor for current scan session.  
    public MethodSends an asynchronous request to a server for setting the pixel type of images for current scan session.  
    public MethodSends an asynchronous request to a server for setting the threshold of black-white images for current scan session.  
    public MethodSends an asynchronous request to a server for setting the transfer mode of device.  
    public MethodSends an asynchronous request to a server for setting the unit of measure for current scan session.  
    public MethodSends an asynchronous request to a server for setting how many images application wants to receive from the device.  
    public MethodSends an asynchronous request to a server for setting the X-axis resolution of images for current scan session.  
    public MethodSends an asynchronous request to a server for setting the Y-axis resolution of images for current scan session.  
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    See Also