/// <summary>
/// Button for hiding the data in the picture
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void hideButton_Click(object sender, RoutedEventArgs e)
{
string _text = richTextBox.Text;
string padFoto = labelSelectedImage.Content.ToString();
Bitmap bitmap = new Bitmap(padFoto);
if (_text.Equals(""))
{
System.Windows.MessageBox.Show("The text you want to hide can't be empty", "Warning");
return;
}
if (encrypedCheckBox.IsChecked == true)
{
if (passwordTextBox.Text.Length < 6)
{
System.Windows.MessageBox.Show("Please enter a password with at least 6 characters", "Warning");
return;
}
else
{
_text = StenografieCrypto.EncryptStringAES(_text, passwordTextBox.Text);
}
}
bitmap = StenografieHelper.embedText(_text, bitmap);
System.Windows.MessageBox.Show("Your text was hidden in the image successfully!", "Done");
maakLeeg();
Microsoft.Win32.SaveFileDialog save_dialog = new Microsoft.Win32.SaveFileDialog();
save_dialog.Filter = "Png Image|*.png|Bitmap Image|*.bmp";
if (save_dialog.ShowDialog() == true)
{
switch (save_dialog.FilterIndex)
{
case 0:
{
bitmap.Save(save_dialog.FileName, ImageFormat.Png);
}
break;
case 1:
{
bitmap.Save(save_dialog.FileName, ImageFormat.Bmp);
}
break;
}
}
}
private void discoverButton_Click(object sender, RoutedEventArgs e)
{
string padFoto = browseVenster.FileName;
Bitmap bitmap = new Bitmap(padFoto);
string extractedText = StenografieHelper.extractText(bitmap);
if (encrypedCheckBox.IsChecked == true)
{
try
{
extractedText = StenografieCrypto.DecryptStringAES(extractedText, passwordTextBox.Text);
}
catch
{
System.Windows.MessageBox.Show("Wrong password", "Error");
return;
}
}
richTextBox.Text = extractedText;
}
