public SegFrameImageGraphic(int rows, int columns, float xLocation, float yLocation, Color color, int frameIndex,
int index, string label, string description, byte[] pixelData,
SegmentationDocumentReference segmentationDocumentReference)
{
Platform.CheckPositive(rows, "rows");
Platform.CheckPositive(columns, "columns");
Platform.CheckNonNegative(frameIndex, "frameIndex");
_index = index;
_frameIndex = frameIndex;
Label = string.IsNullOrEmpty(label) ? string.Empty : label;
Description = string.IsNullOrEmpty(description) ? string.Empty : description;
SegmentationDocumentReference = segmentationDocumentReference;
// new empty pixel buffer
if (pixelData == null)
pixelData = MemoryManager.Allocate<byte>(rows*columns);
_overlayGraphic = new GrayscaleImageGraphic(
rows, columns, // the reported overlay dimensions
8, // bits allocated is always 8
8, // overlays always have bit depth of 1, but we upconverted the data
7, // the high bit is now 7 after upconverting
false, false, // overlays aren't signed and don't get inverted
1, 0, // overlays have no rescale
pixelData); // the upconverted overlay data
_overlayGraphic.SpatialTransform.TranslationX = xLocation;
_overlayGraphic.SpatialTransform.TranslationY = yLocation;
Color = color;
Graphics.Add(_overlayGraphic);
}
/// <summary>
/// Creates a <see cref="SegFrameImageGraphic"/> and adds the graphic to the given <see cref="IPresentationImage"/>
/// </summary>
/// <param name="presentationImage">The image to add the graphic to</param>
/// <param name="rows">Number of rows in the new graphic</param>
/// <param name="columns">Number of columns in the new graphic</param>
/// <param name="xLocation">X coordinate of the graphic's origin</param>
/// <param name="yLocation">Y coordinate of the graphic's origin</param>
/// <param name="color">Color of the new graphic</param>
/// <param name="frameIndex">Image frame index</param>
/// <param name="label">Graphic's label</param>
/// <param name="description">Graphic's description</param>
/// <param name="segPixelData">8-bit pixel data of the segmentation overlay</param>
/// <param name="segmentationDocumentReference">Reference to the Segmentation document this graphic is created for</param>
/// <returns></returns>
public static SegFrameImageGraphic AddSegFrameImageGraphicToPresentationImage(
IPresentationImage presentationImage, int rows, int columns, float xLocation, float yLocation,
Color color, int frameIndex, string label,
string description, byte[] segPixelData,
SegmentationDocumentReference segmentationDocumentReference)
{
// TODO VK: use IApplicationGraphicsProvider here!!!
var overlayGraphicsProvider = presentationImage as IOverlayGraphicsProvider;
if (overlayGraphicsProvider == null)
return null;
var segFrameImageGraphic = new SegFrameImageGraphic(rows, columns, xLocation, yLocation, color,
frameIndex, -1, label,
description, segPixelData, segmentationDocumentReference);
segFrameImageGraphic.Alpha = Seg.DefaultOpacity;
var sopProvider = presentationImage as IImageSopProvider;
if (sopProvider != null)
{
segFrameImageGraphic.ImageSopInstanceUid = sopProvider.Sop.SopInstanceUid;
segFrameImageGraphic.ImageFrameNumber = sopProvider.Frame.FrameNumber;
segFrameImageGraphic.ImageNumber = sopProvider.ImageSop.InstanceNumber;
}
overlayGraphicsProvider.OverlayGraphics.Add(segFrameImageGraphic);
return segFrameImageGraphic;
}
public SegFrameImageGraphic(
int rows,
int columns,
Color color,
int frameIndex,
int index,
string label,
string description,
byte[] pixelData,
SegmentationDocumentReference segmentationDocumentReference)
: this(rows,
columns,
0,
0,
color,
frameIndex,
index,
label,
description,
pixelData,
segmentationDocumentReference)
{
}
