VintaSoft Twain .NET SDK 15.1: Documentation for Web developer
Vintasoft.Twain Namespace / WebAcquiredImageJS type / resizeCanvas Property
Syntax Exceptions Remarks BrowserCompatibility SeeAlso
In This Topic
    resizeCanvas Method
    In This Topic
    Resizes canvas of image.
    Syntax
    var instance = new Vintasoft.Twain.WebAcquiredImageJS(twainDeviceManager, imageId, imageInfo);
    
    var value; // Type: any
    
    // Parameters
    var canvasWidth; // Type: number
    var canvasHeight; // Type: number
    var canvasColor; // Type: number
    var imageXPosition; // Type: number
    var imageYPosition; // Type: number
    
    value = instance.resizeCanvas(canvasWidth, canvasHeight, canvasColor, imageXPosition, imageYPosition);
    
    
    function resizeCanvas(
    canvasWidth
    Width, in pixels, of the image canvas.
    : number,
    canvasHeight
    Height, in pixels, of the image canvas.
    : number,
    canvasColor
    Color of the image canvas. Possible values: 0-AutoDetect, 1-Black, 2-White.
    : number,
    imageXPosition
    X position, in pixels, of the original image within new image.
    : number,
    imageYPosition
    Y position, in pixels, of the original image within new image.
    : number
    ) : any;

    Parameters

    canvasWidth
    Width, in pixels, of the image canvas.
    canvasHeight
    Height, in pixels, of the image canvas.
    canvasColor
    Color of the image canvas. Possible values: 0-AutoDetect, 1-Black, 2-White.
    imageXPosition
    X position, in pixels, of the original image within new image.
    imageYPosition
    Y position, in pixels, of the original image within new image.
    Exceptions
    ExceptionDescription
    Thrown if arguments have wrong type OR image is in processing now OR image processing is failed.
    Remarks

    This function sends a synchronous request to resize canvas of image. If you want to use asynchronous request instead of synchronous request, please use WebAcquiredImageJS.resizeCanvasAsync function.

    Browser Compatibility
    9
    See Also