public static Bitmap GenerateCaptchaImage(string key)
{
var cSettings = (CaptchaSettings)HttpContext.Current.Session[key];
var text = CaptchaCode.GenerateCode(cSettings.TextLength, cSettings.TextStyle);
cSettings.CaptchaText = text;
return(new CaptchaImage().MakeCaptchaImge(text, cSettings.PicHeight - 10, cSettings.PicHeight - 1, cSettings.PicWidth, cSettings.PicHeight, cSettings.CaptchaStyle));
}
public async static Task <Bitmap> GenerateCaptchaImage(string key)
{
return(await Task.Run(() =>
{
var cSettings = AppContext.Current.Session.Get <CaptchaSettings>(key);
var text = CaptchaCode.GenerateCode(cSettings.TextLength, cSettings.TextStyle);
cSettings.CaptchaText = text;
AppContext.Current.Session.Set <CaptchaSettings>(key, cSettings);
return new CaptchaImage().MakeCaptchaImge(text, cSettings.PicHeight - 10, cSettings.PicHeight - 1, cSettings.PicWidth, cSettings.PicHeight, cSettings.CaptchaStyle);
}));
}