private void Encrypt()
{
if (string.IsNullOrWhiteSpace(UnencryptedBox.Text))
{
return;
}
Bitmap encryptedBitmap = BmpPwd.Encrypt("MyPassword", UnencryptedBox.Text, new Cipher(), scheme, colorScheme);
//Convert Bitmap to ImageSource
using (MemoryStream memory = new MemoryStream()) {
encryptedBitmap.Save(memory, ImageFormat.Png);
byte[] bytes = memory.ToArray();
EncryptedImage.Source = ByteToImage(bytes);
}
}
private void OpenButton_OnClick(object sender, RoutedEventArgs e)
{
try {
string path;
OpenFileDialog sfd = new OpenFileDialog();
sfd.Filter = "Image files (*.png)|*.png";
sfd.FilterIndex = 2;
sfd.RestoreDirectory = true;
if (sfd.ShowDialog() == true)
{
path = sfd.FileName;
byte[] bytes = File.ReadAllBytes(path);
BitmapImage biImg = new BitmapImage();
using (MemoryStream ms = new MemoryStream(bytes)) {
biImg.BeginInit();
biImg.StreamSource = ms;
biImg.EndInit();
EncryptedImage.Source = biImg;
using (MemoryStream outStream = new MemoryStream()) {
BitmapEncoder enc = new BmpBitmapEncoder();
enc.Frames.Add(BitmapFrame.Create(biImg));
enc.Save(outStream);
Bitmap bitmap = new Bitmap(outStream);
DecryptedBox.Text = BmpPwd.Decrypt("MyPassword", new Bitmap(bitmap), new Cipher(), scheme, colorScheme);
MessageBox.Show("Decrypted: " + DecryptedBox.Text, "Successfully decrypted!");
}
}
}
} catch (Exception ex) {
MessageBox.Show($"Could not open Image!\n{ex.Message}", "Error opening Image");
}
}
//Text & Bitmap Decryption
#region Decrypt
/// <summary>
/// Decrypt a encrypted <see cref="Bitmap"/> to a <see cref="string"/>
/// </summary>
/// <param name="salt">The salt used for the Encryption</param>
/// <param name="encryptedBitmap">The <see cref="BmpPwd"/> Encrypted <see cref="Bitmap"/></param>
/// <returns>The decrypted Text from the Bitmap</returns>
public static string Decrypt(string salt, Bitmap encryptedBitmap)
{
return(BmpPwd.Decrypt(salt, encryptedBitmap, new Cipher(), DrawingScheme.Line));
}
//Text & Bitmap Encryption
#region Encrypt
/// <summary>
/// Encrypt Text to a Bitmap with default Cipher Encryption
/// </summary>
/// <param name="salt">The salt used for the Encryption</param>
/// <param name="unencryptedText">The original unencrypted Text</param>
/// <returns>The Encrypted Bitmap</returns>
public static Bitmap Encrypt(string salt, string unencryptedText)
{
return(BmpPwd.Encrypt(salt, unencryptedText, new Cipher()));
}
