public FusionOverlayCompositeGraphic(FusionOverlayFrameData overlayFrameData)
{
_overlayFrameDataReference = overlayFrameData.CreateTransientReference();
_overlayFrameDataReference.FusionOverlayFrameData.Unloaded += HandleOverlayFrameDataUnloaded;
_voiLutManagerProxy = new VoiLutManagerProxy();
_colorMapManagerProxy = new ColorMapManagerProxy();
// install an initial VOI window if one is available in the overlay headers
var initialVoiWindow = CollectionUtils.FirstElement(overlayFrameData.OverlayData.VoiWindows);
if (initialVoiWindow != null)
{
VoiLutManager.InstallVoiLut(new BasicVoiLutLinear(initialVoiWindow.Width, initialVoiWindow.Center));
}
}
protected override void Dispose(bool disposing)
{
if (disposing)
{
_overlayImageGraphic = null;
_voiLutManagerProxy = null;
_colorMapManagerProxy = null;
if (_overlayFrameDataReference != null)
{
_overlayFrameDataReference.FusionOverlayFrameData.Unloaded -= HandleOverlayFrameDataUnloaded;
_overlayFrameDataReference.Dispose();
_overlayFrameDataReference = null;
}
}
base.Dispose(disposing);
}
/// <summary>
/// Cloning constructor.
/// </summary>
/// <param name="source">The source object from which to clone.</param>
/// <param name="context">The cloning context object.</param>
protected VoiLutManagerProxy(VoiLutManagerProxy source, ICloningContext context)
{
context.CloneFields(source, this);
_placeholderVoiLutManager = new VoiLutManager(new XVoiLutInstaller(source._realVoiLutManager ?? source._placeholderVoiLutManager), false);
}
