private void loadButtonClick(object sender, RoutedEventArgs e)
{
// Configure open file dialog box
Microsoft.Win32.OpenFileDialog dlg = new Microsoft.Win32.OpenFileDialog();
dlg.FileName = "Document"; // Default file name
dlg.DefaultExt = ".jpg"; // Default file extension
dlg.Filter = "Image files (*.jpg, *.jpeg, *.jpe, *.jfif, *.png) | *.jpg; *.jpeg; *.jpe; *.jfif; *.png";
// Show open file dialog box
Nullable <bool> result = dlg.ShowDialog();
// Process open file dialog box results
if (result == true)
{
// Open document
string filename = dlg.FileName;
Bitmap image = new Bitmap(filename);
imageHandler = new ImageHandler(image);
originalImage.Source = BitmapLoader.loadBitmap(image);
filteredImage.Source = BitmapLoader.loadBitmap(image);
}
}
private void negationButtonClick(object sender, RoutedEventArgs e)
{
if (imageHandler != null)
{
// TODO Background worker
new Thread(() =>
{
NegationFilter negationFilter = new NegationFilter();
imageHandler.ApplyFilter(image => negationFilter.ApplyFilter(image));
Application.Current.Dispatcher.BeginInvoke(DispatcherPriority.ApplicationIdle, new Action(() =>
{
filteredImage.Source = BitmapLoader.loadBitmap(imageHandler.getFiltered());
}));
}).Start();
}
}
private void thresholdingButtonClick(object sender, RoutedEventArgs e)
{
if (imageHandler != null)
{
// TODO Background worker
new Thread(() =>
{
int threshhold = 170;
Thresholding threshHolder = new Thresholding(threshhold);
Bitmap filtered = threshHolder.ApplyDithering(imageHandler.getOriginal());
Application.Current.Dispatcher.BeginInvoke(DispatcherPriority.ApplicationIdle, new Action(() =>
{
filteredImage.Source = BitmapLoader.loadBitmap(filtered);
}));
}).Start();
}
}
private void medianCutClick(object sender, RoutedEventArgs e)
{
if (imageHandler != null)
{
// TODO Background worker
new Thread(() =>
{
int k = 2;
MedianCut medianCut = new MedianCut(imageHandler.getOriginal());
medianCut.Compute(k);
Application.Current.Dispatcher.BeginInvoke(DispatcherPriority.ApplicationIdle, new Action(() =>
{
filteredImage.Source = BitmapLoader.loadBitmap(medianCut.Image);
}));
Console.Write("Median Cut finished \n");
}).Start();
}
}
private void averageDitherButtonClick(object sender, RoutedEventArgs e)
{
if (imageHandler != null)
{
// TODO Background worker
new Thread(() =>
{
int k = 2;
AverageDither dither = new AverageDither(k);
Bitmap filtered = dither.ApplyDithering(imageHandler.getOriginal());
Application.Current.Dispatcher.BeginInvoke(DispatcherPriority.ApplicationIdle, new Action(() =>
{
filteredImage.Source = BitmapLoader.loadBitmap(filtered);
}));
Console.Write("Median Cut finished \n");
}).Start();
}
}
private void gammaCorrectionButtonClick(object sender, RoutedEventArgs e)
{
if (imageHandler != null)
{
// TODO Background worker
new Thread(() =>
{
double gamma = 1;
this.Dispatcher.Invoke((Action)(() =>
{
gamma = Convert.ToDouble(gammaTextBox.Text);
}));
GammaCorrectionFilter filter = new GammaCorrectionFilter(gamma, 1);
imageHandler.ApplyFilter(image => filter.ApplyFilter(image));
Application.Current.Dispatcher.BeginInvoke(DispatcherPriority.ApplicationIdle, new Action(() =>
{
filteredImage.Source = BitmapLoader.loadBitmap(imageHandler.getFiltered());
}));
}).Start();
}
}
