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LineNoiseAutoInputProtectionBitmapProvider class

The purpose of the LineNoiseAutoInputProtectionBitmapProvider class is to render random line-noise as the background of an AIP validation image; then it renders the validation text on top in vertical partitions, with even spacing between characters, using the LineNoiseAutoInputProtectionBitmap class.

For more information about bitmap providers, see AIP Providers, Bitmap Providers.

Inheritance Hierarchy

  • AutoInputProtectionBitmapProvider
    • LineNoiseAutoInputProtectionBitmapProvider


The following table defines the xml attributes suppored by this class for configuration. The attributes are specified on the add element that registers the provider in the bitmapProviders collection element in your web.config file.

Attribute Name Default Value Type Description
colors Black System.Drawing.Color list separated by commas List of colors that will be sampled at random for each line segment.

Last edited Apr 23, 2007 at 8:38 PM by davedev, version 1


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