/// <summary>
/// Reads an image list
/// </summary>
/// <param name="imageData">Serialized image list</param>
/// <returns></returns>
public static ImageListOptions ReadImageData(byte[] imageData)
{
var imageList = new ImageList();
var info = new SerializationInfo(typeof(ImageListStreamer), new FormatterConverter());
info.AddValue("Data", imageData);
var ctor = typeof(ImageListStreamer).GetConstructor(BindingFlags.NonPublic | BindingFlags.Public | BindingFlags.Instance, null, new Type[] { typeof(SerializationInfo), typeof(StreamingContext) }, null);
if (ctor is null)
{
throw new InvalidOperationException();
}
var streamer = (ImageListStreamer)ctor.Invoke(new object[] { info, new StreamingContext(StreamingContextStates.All) });
imageList.ImageStream = streamer;
var opts = new ImageListOptions();
opts.ColorDepth = imageList.ColorDepth;
opts.ImageSize = imageList.ImageSize;
opts.TransparentColor = imageList.TransparentColor;
for (int i = 0; i < imageList.Images.Count; i++)
{
var bitmap = imageList.Images[i];
var stream = new MemoryStream();
bitmap.Save(stream, ImageFormat.Bmp);
opts.ImageSources.Add(ImageResourceUtilities.CreateImageSource(stream.ToArray()));
}
return(opts);
}
/// <summary>
/// Serialize an image list
/// </summary>
/// <param name="opts">Options</param>
/// <returns></returns>
public static ResourceElement Serialize(ImageListOptions opts)
{
var imgList = new ImageList();
imgList.ColorDepth = opts.ColorDepth;
imgList.ImageSize = opts.ImageSize;
imgList.TransparentColor = opts.TransparentColor;
foreach (var imageSource in opts.ImageSources)
{
var bitmapSource = imageSource as BitmapSource;
if (bitmapSource is null)
{
throw new InvalidOperationException("Only BitmapSources can be used");
}
var encoder = new BmpBitmapEncoder();
encoder.Frames.Add(BitmapFrame.Create(bitmapSource));
var outStream = new MemoryStream();
encoder.Save(outStream);
outStream.Position = 0;
var wfBmp = new System.Drawing.Bitmap(outStream);
imgList.Images.Add(wfBmp);
}
var obj = imgList.ImageStream;
return(new ResourceElement {
Name = opts.Name,
ResourceData = new BinaryResourceData(new UserResourceType(obj.GetType().AssemblyQualifiedName, ResourceTypeCode.UserTypes), SerializationUtilities.Serialize(obj)),
});
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="other">Other instance</param>
public ImageListOptions(ImageListOptions other) {
Name = other.Name ?? string.Empty;
ColorDepth = other.ColorDepth;
ImageSize = other.ImageSize;
TransparentColor = other.TransparentColor;
ImageSources.AddRange(other.ImageSources);
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="other">Other instance</param>
public ImageListOptions(ImageListOptions other)
{
Name = other.Name ?? string.Empty;
ColorDepth = other.ColorDepth;
ImageSize = other.ImageSize;
TransparentColor = other.TransparentColor;
ImageSources.AddRange(other.ImageSources);
}