public FileResult GetCaptchaImage() { CaptchaRandomImage CI = new CaptchaRandomImage(); // here 5 means I want to get 5 char long captcha this.Session["CaptchaImageText"] = CI.GetRandomString(5); // captcha image size and color CI.GenerateImage(this.Session["CaptchaImageText"].ToString(), 200, 50, Color.Black, Color.LightBlue); MemoryStream stream = new MemoryStream(); CI.Image.Save(stream, ImageFormat.Png); stream.Seek(0, SeekOrigin.Begin); return new FileStreamResult(stream, "image/png"); }
public FileResult GetCaptChaImage() { CaptchaRandomImage CI = new CaptchaRandomImage(); this.Session["CaptChaImageText"] = CI.GetRandomString(5); CI.GenerateImage(this.Session["CaptChaImageText"].ToString(), 300, 75, Color.DarkGray, Color.White); MemoryStream stream = new MemoryStream(); CI.Image.Save(stream, ImageFormat.Png); stream.Seek(0, SeekOrigin.Begin); return(new FileStreamResult(stream, "image/png")); }
public FileResult GetCaptchaImage() { CaptchaRandomImage cri = new CaptchaRandomImage(); this.Session["CaptchaImageText"] = cri.GetRandomString(5); cri.GenerateImage(this.Session["CaptchaImageText"].ToString(), 300, 75, Color.DarkGray, Color.White); MemoryStream ms = new MemoryStream(); cri.Image.Save(ms, ImageFormat.Png); ms.Seek(0, SeekOrigin.Begin); return(new FileStreamResult(ms, "image/png")); }
protected void Page_Load(object sender, EventArgs e) { CaptchaRandomImage CI = new CaptchaRandomImage(); string captchatext = CI.GetRandomString(5); Session["CaptchaText"] = captchatext; CI.GenerateImage(captchatext, 200, 50, Color.DarkGray, Color.White); this.Response.Clear(); this.Response.ContentType = "image/jpeg"; CI.Image.Save(this.Response.OutputStream, ImageFormat.Jpeg); CI.Dispose(); }
public FileResult CaptchaImageOlustur() { CaptchaRandomImage CI = new CaptchaRandomImage(); this.Session["GuvenlikKodu"] = CI.GetRandomString(5); //Burda güvenlik kodumuzun 5 karekter olması istedik CI.GenerateImage(this.Session["GuvenlikKodu"].ToString(), 300, 75, Color.DarkGray, Color.White); //Yukarda Güvenlik resmimizin 300x75 boyutunda olmasını ve yazının koyu gri, arkaplanıda beyaz yaptık MemoryStream stream = new MemoryStream(); CI.Image.Save(stream, ImageFormat.Png); stream.Seek(0, SeekOrigin.Begin); return(new FileStreamResult(stream, "image/png")); }
public FileResult GetCaptchaImage() { CaptchaRandomImage CI = new CaptchaRandomImage(); // here 5 means I want to get 5 char long captcha this.Session["CaptchaImageText"] = CI.GetRandomString(5); // captcha image size and color CI.GenerateImage(this.Session["CaptchaImageText"].ToString(), 200, 50, Color.Black, Color.LightBlue); MemoryStream stream = new MemoryStream(); CI.Image.Save(stream, ImageFormat.Png); stream.Seek(0, SeekOrigin.Begin); return(new FileStreamResult(stream, "image/png")); }
protected void Page_Load(object sender, EventArgs e) { CaptchaRandomImage CI = new CaptchaRandomImage(); string captchaText = CI.GetRandomString(5); Session["CaptchaText"] = captchaText; CI.GenerateImage(captchaText, 200, 50, Color.DarkGray, Color.White); this.Response.Clear(); this.Response.ContentType = "image/jpeg"; CI.Image.Save(this.Response.OutputStream, ImageFormat.Jpeg); CI.Dispose(); }
[OutputCache(NoStore = true, Duration = 0, VaryByParam = "None")] // This is for output cache false public FileResult GetCaptchaImage() { CaptchaRandomImage CI = new CaptchaRandomImage(); this.Session["CaptchaImageText"] = CI.GetRandomString(5); // here 5 means I want to get 5 char long captcha //CI.GenerateImage(this.Session["CaptchaImageText"].ToString(), 300, 75); // Or We can use another one for get custom color Captcha Image CI.GenerateImage(this.Session["CaptchaImageText"].ToString(), 300, 75, Color.DarkGray, Color.White); MemoryStream stream = new MemoryStream(); CI.Image.Save(stream, ImageFormat.Png); stream.Seek(0, SeekOrigin.Begin); return(new FileStreamResult(stream, "image/png")); }
public FileResult GetCaptchaImage() { var ci = new CaptchaRandomImage(); string captcha = ci.GetRandomString(5); Session["CaptchaImageText"] = captcha; //this.Session["CaptchaImageText"] = CI.GetRandomString(5); ci.GenerateImage(captcha, 300, 75, Color.DarkGray, Color.White); var stream = new MemoryStream(); ci.Image.Save(stream, ImageFormat.Png); stream.Seek(0, SeekOrigin.Begin); return(new FileStreamResult(stream, "image/png ")); }
protected void Page_Load(object sender, EventArgs e) { CaptchaRandomImage ci = new CaptchaRandomImage(); // GetRandomString Funtion return random text of your provided characters string captachaText = ci.GetRandomString(5); // GenearteImage funtion return image of the provided text of provided size //ci.GenerateImage(captachaText, 200, 50); // there is a overload function available for set color of the image Session["CaptchaText"] = captachaText; ci.GenerateImage(captachaText, 200, 50, Color.Red, Color.White); this.Response.Clear(); this.Response.ContentType = "image/jpeg"; ci.Image.Save(this.Response.OutputStream, ImageFormat.Jpeg); ci.Dispose(); }
protected void Page_Load(object sender, EventArgs e) { CaptchaRandomImage CI = new CaptchaRandomImage(); //GetRandomString function returns random text of your provided characters size. string captchaText = CI.GetRandomString(5); //GenerateImage function returns image of the provided text of provided size. //CI.GenerateImage(captchaText, 200, 50); //There is an overloaded function available to set colour of the image. Session["CaptchaText"] = captchaText; CI.GenerateImage(captchaText, 280, 50, Color.DarkGray, Color.White); this.Response.Clear(); this.Response.ContentType = "image/jpeg"; CI.Image.Save(this.Response.OutputStream, ImageFormat.Jpeg); CI.Dispose(); }
public void Captcha_Generating_Method() { CaptchaRandomImage CI = new CaptchaRandomImage(); // GetRandomString Function return random text of your provided characters size string captchaText = CI.GetRandomString(4); //GenearteImage function return image of the provided text of provided size //CI.GenerateImage(captchaText, 200, 50); //there is a overload function available for set color of the image Session["CaptchaText"] = captchaText; CI.GenerateImage(captchaText, 200, 50, Color.Blue, Color.AliceBlue); this.Response.Clear(); this.Response.ContentType = "image/jpeg"; CI.Image.Save(this.Response.OutputStream, ImageFormat.Jpeg); CI.Dispose(); }
protected void Page_Load(object sender, EventArgs e) { CaptchaRandomImage CI = new CaptchaRandomImage(); //GetRandomString function returns random text of your provided characters size. string captchaText = CI.GetRandomString(5); //GenerateImage function returns image of the provided text of provided size. //CI.GenerateImage(captchaText, 200, 50); //There is an overloaded function available to set colour of the image. Session["CaptchaText"] = captchaText; CI.GenerateImage(captchaText, 280, 50, Color.DarkGray, Color.White); this.Response.Clear(); this.Response.ContentType = "image/jpeg"; CI.Image.Save(this.Response.OutputStream, ImageFormat.Jpeg); CI.Dispose(); }