public void AddOverlay(OverlayGraphic overlay)
{
_overlays.Add(overlay);
overlay.Scale(_scaleFactor);
}
/// <summary>Renders DICOM image to <see cref="IImage"/>.</summary>
/// <param name="frame">Zero indexed frame number</param>
/// <returns>Rendered image</returns>
public virtual IImage RenderImage(int frame = 0)
{
if (frame != CurrentFrame || _pixelData == null) Load(Dataset, frame);
var graphic = new ImageGraphic(_pixelData);
if (ShowOverlays)
{
foreach (var overlay in _overlays)
{
if ((frame + 1) < overlay.OriginFrame
|| (frame + 1) > (overlay.OriginFrame + overlay.NumberOfFrames - 1)) continue;
var og = new OverlayGraphic(
PixelDataFactory.Create(overlay),
overlay.OriginX - 1,
overlay.OriginY - 1,
OverlayColor);
graphic.AddOverlay(og);
og.Scale(this._scale);
}
}
return graphic.RenderImage(this._pipeline.LUT);
}
/// <summary>Renders DICOM image to System.Drawing.Image</summary>
/// <param name="frame">Zero indexed frame number</param>
/// <returns>Rendered image</returns>
public Image RenderImage(int frame = 0) {
if (frame != _currentFrame || _pixelData == null)
Load(Dataset, frame);
var graphic = new ImageGraphic(_pixelData);
try
{
if (ShowOverlays)
{
foreach (var overlay in _overlays)
{
if ((frame + 1) < overlay.OriginFrame || (frame + 1) > (overlay.OriginFrame + overlay.NumberOfFrames - 1))
continue;
var og = new OverlayGraphic(PixelDataFactory.Create(overlay), overlay.OriginX - 1, overlay.OriginY - 1, OverlayColor);
graphic.AddOverlay(og);
og.Scale(this._scale);
}
}
var image = graphic.RenderImage(_pipeline.LUT);
return new Bitmap(image);
}
finally
{
if (graphic != null)
{
graphic.Dispose();
}
}
}
/// <summary>
/// Add overlay to render over the resulted image
/// </summary>
/// <param name="overlay">Overlay graphic </param>
public void AddOverlay(OverlayGraphic overlay)
{
_overlays.Add(overlay);
overlay.Scale(_scaleFactor);
}
