MSCaptcha
Validate the user's text against the CAPTCHA text
returns HTML-ized color strings
returns css "style=" tag for this control
based on standard control visual properties
render raw control HTML to the page
generate a new captcha and store it in the ASP.NET Cache by unique GUID
Retrieve the user's CAPTCHA input from the posted data
Background color for the captcha image
Color of captcha text
Color for dots in the background noise
Color for the background lines of the captcha image
are we in design mode?
Forces a new Captcha image to be generated using current property value settings.
Returns a random font family from the font whitelist
generate random text for the CAPTCHA
Returns a random point within the specified x and y ranges
Returns a random point within the specified rectangle
Returns a GraphicsPath containing the specified string and font
Returns the CAPTCHA font in an appropriate size
Renders the CAPTCHA image
Warp the provided text GraphicsPath by a variable amount
Add a variable level of graphic noise to the image
Add variable level of curved lines to the image
Returns a GUID that uniquely identifies this Captcha
Returns the date and time this image was last rendered
Font family to use when drawing the Captcha text. If no font is provided, a random font will be chosen from the font whitelist for each character.
Amount of random warping to apply to the Captcha text.
Amount of background noise to apply to the Captcha image.
A string of valid characters to use in the Captcha text.
A random character will be selected from this string for each character.
Number of characters to use in the Captcha text.
Returns the randomly generated Captcha text.
Width of Captcha image to generate, in pixels
Height of Captcha image to generate, in pixels
A semicolon-delimited list of valid fonts to use when no font is provided.
Background color for the captcha image
Color of captcha text
Color for dots in the background noise
Color for the background lines of the captcha image
Amount of random font warping to apply to rendered text
Amount of background noise to add to rendered image
Amount of curved line noise to add to rendered image