public void ApplyFilter(MainWindow mainWindow)
{
if (mainWindow.imageHandler != null)
{
List <byte> functionMapper = new List <byte>();
for (int i = 0; i < lines.Count; i++)
{
Line line = lines.ElementAt(i);
int x0 = (int)line.X1;
int y0 = 255 - (int)line.Y1;
int x1 = (int)line.X2;
int y1 = 255 - (int)line.Y2;
int length = x1;
if (i == lines.Count - 1)
{
length++;
}
for (int x = x0; x < length; x++)
{
double yDiff = y1 - y0;
double xDiff = x1 - x0;
int y;
if (xDiff < 1)
{
y = y0;
}
else
{
double m = yDiff / xDiff;
double diff = (x - x0);
double d_y = y0 + diff * m;
y = (int)d_y;
}
functionMapper.Add((byte)y);
}
}
CustomFilter filter = new CustomFilter(functionMapper);
mainWindow.imageHandler.ApplyFilter(image => filter.ApplyFilter(image));
mainWindow.filteredImage.Source = BitmapLoader.loadBitmap(mainWindow.imageHandler.getFiltered());
}
}
