VintaSoft Twain .NET SDK 15.1: Documentation for Web developer
Vintasoft.Twain Namespace / WebTwainDeviceJS type / getImageLayoutAsync Property
Syntax Exceptions Remarks BrowserCompatibility SeeAlso
In This Topic
    getImageLayoutAsync Method
    In This Topic
    Sends an asynchronous request to get information about the current image layout rectangle of TWAIN/SANE device.
    Syntax
    var instance = new Vintasoft.Twain.WebTwainDeviceJS(deviceName, productFamily, manufacturer, driverVersion, twainVersion, deviceManager, is64Bit);
    
    var value; // Type: any
    
    // Parameters
    var successFunc; // Type: function
    var errorFunc; // Type: function
    
    value = instance.getImageLayoutAsync(successFunc, errorFunc);
    
    
    function getImageLayoutAsync(
    successFunc
    A function that will be executed if request is executed successfully. Function prototype: "successFunc(twainDevice, imageLayout)", where 'twainDevice' parameter is an instance of WebTwainDeviceJS class, 'imageLayout' parameter is an object that contains information about current image layout rectangle of TWAIN device.
    : Function,
    errorFunc
    A function that will be executed if request is failed. Function prototype: "errorFunc(twainDevice, errorMessage)", where 'twainDevice' parameter is an instance of WebTwainDeviceJS class, 'errorMessage' parameter is string that describes error.
    : Function
    ) : any;

    Parameters

    successFunc
    A function that will be executed if request is executed successfully. Function prototype: "successFunc(twainDevice, imageLayout)", where 'twainDevice' parameter is an instance of WebTwainDeviceJS class, 'imageLayout' parameter is an object that contains information about current image layout rectangle of TWAIN device.
    errorFunc
    A function that will be executed if request is failed. Function prototype: "errorFunc(twainDevice, errorMessage)", where 'twainDevice' parameter is an instance of WebTwainDeviceJS class, 'errorMessage' parameter is string that describes error.
    Exceptions
    ExceptionDescription
    Thrown if device is not opened OR error occurs during getting current image layout rectangle of device.
    Remarks

    This function sends an asynchronous request to get information about the current image layout rectangle of TWAIN device. If you want to use synchronous request instead of asynchronous request, please use WebTwainDeviceJS.getImageLayout function.

    Browser Compatibility
    9
    See Also