public IActionResult VerifyCode()
{
VerifyCode v = new VerifyCode();
// 是否随机字体颜色
v.SetIsRandomColor = true;
// 随机码的旋转角度
v.SetRandomAngle = 4;
// 文字大小
v.SetFontSize = 18;
// 设置字体
v.SetFontFamily = this._webAppConfiguration.Value.settings.FontFamily;
var questionItem = v.GetQuestion();
v.SetVerifyCodeText = questionItem.Key;
// 将验证码存储到Session
HttpContext.Session.SetString("verifycode", questionItem.Value);
System.IO.MemoryStream imgStream = v.OutputImageStreamp();
Response.Body.Dispose();
return(File(imgStream.ToArray(), @"image/jpeg"));
}
