private String Window_OnDrop_Sub(DragEventArgs e)
{
if (!e.Data.GetDataPresent(DataFormats.FileDrop))
{
return("Not a file!");
}
String[] files = (string[])e.Data.GetData(DataFormats.FileDrop);
if (files.Length > 1)
{
return("Too many files!");
}
ImageSourceFileName = files[0];
if (!File.Exists(ImageSourceFileName))
{
return("Not a file!");
}
FileStream fs = null;
try
{
fs = File.Open(ImageSourceFileName, FileMode.Open, FileAccess.Read, FileShare.None);
}
catch (IOException)
{
if (fs != null)
{
fs.Close();
}
return("File already in use!");
}
Bitmap bitmapSource = null;
try
{
bitmapSource = new Bitmap(fs);
}
catch (System.Exception /*ex*/)
{
bitmapSource.Dispose();
return("Not an image!");
}
ImageSource.Source =
Imaging.CreateBitmapSourceFromHBitmap(
bitmapSource.GetHbitmap(), IntPtr.Zero, Int32Rect.Empty, BitmapSizeOptions.FromEmptyOptions());
bitmapInfoSource = new BitmapInfo(bitmapSource);
UpdateFilteredImage();
return(null);
}
private void UpdateFilteredImage()
{
//IFilter filter = new IdentityFilter();
//IFilter filter = new LensFilter();
IFilter filter = new WarmingFilter85();
ParameterizedFilter parameterizedFilter = filter as ParameterizedFilter;
if (parameterizedFilter != null)
{
parameterizedFilter.Parameter = SliderDensity.Value;
}
bitmapInfoFiltered = filter.GetFilteredImage(bitmapInfoSource);
ImageFiltered.Source =
Imaging.CreateBitmapSourceFromHBitmap(
bitmapInfoFiltered.ToBitmap().GetHbitmap(), IntPtr.Zero, Int32Rect.Empty, BitmapSizeOptions.FromEmptyOptions());
}
