public bool GetFileList(string directory, string searchPattern)
{
bool success = true;
m_vm.files.Clear();
try
{
string[] allFiles = Directory.GetFiles(directory, searchPattern);
foreach (string filename in allFiles)
{
ImageFileViewer_Struct item = new ImageFileViewer_Struct(filename, System.IO.Path.GetFileNameWithoutExtension(filename));
m_vm.files.Add(item);
}
}
catch (Exception ex)
{
success = false;
m_lastErrorMsg = ex.Message;
}
return(success);
}
private void FileListBox_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
if (FileListBox.SelectedItem.GetType() == typeof(ImageFileViewer_Struct))
{
ImageFileViewer_Struct item = (ImageFileViewer_Struct)FileListBox.SelectedItem;
string filename = item.fullPath;
string display = item.displayName;
m_imageData = Zip.Decompress_File(filename);
if (m_imageData != null)
{
ushort width = (ushort)Math.Sqrt(m_imageData.Length);
ushort height = width;
if (width != m_vm.width || height != m_vm.height)
{
m_vm.width = width;
m_vm.height = height;
m_vm.bitmap = BitmapFactory.New(m_vm.width, m_vm.height);
}
m_imageTool.PostFullGrayscaleImage(m_imageData, width, height);
m_imageTool.Convert_GrayscaleToColor(m_rangeLower, m_rangeUpper);
m_imageTool.Download_ColorImage(out m_colorImageData, m_vm.width, m_vm.height);
// display the image
Int32Rect displayRect = new Int32Rect(0, 0, m_vm.width, m_vm.height);
m_vm.bitmap.Lock();
m_vm.bitmap.WritePixels(displayRect, m_colorImageData, m_vm.width * 4, 0);
m_vm.bitmap.Unlock();
}
}
}