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DicomAnnotationUnitsRelativityType Enumeration

Summary
Represents the new waveform sample interpretation.
Syntax
C#
Objective-C
C++/CLI
public enum DicomAnnotationUnitsRelativityType   
typedef NS_ENUM(NSInteger, LTDicomAnnotationUnitsRelativityType) { 
	LTDicomAnnotationUnitsRelativityTypePixel = 1,  
	LTDicomAnnotationUnitsRelativityTypeDisplay = 2,  
}; 
public enum class DicomAnnotationUnitsRelativityType   
Members
ValueMemberDescription
1Pixel Pixel
2Display Display
Example
C#
using Leadtools; 
using Leadtools.Dicom; 
 
 
public void GraphicAnnSequenceSample() 
{ 
   //Make sure to initialize the DICOM engine, this needs to be done only once  
   //In the whole application 
   DicomEngine.Startup(); 
   using (DicomDataSet dicomDataset = new DicomDataSet()) 
   { 
      // We can also initialize in here the "Grayscale Softcopy Presentation State" class 
      dicomDataset.Initialize(DicomClassType.Undefined, DicomDataSetInitializeType.ExplicitVRLittleEndian); 
 
      dicomDataset.CreateGraphicAnnSQItem(0, "Layer0"); 
      DicomElement firstGraphicAnnSQItem = dicomDataset.FindFirstGraphicAnnSQItem(); 
      Debug.Assert(firstGraphicAnnSQItem != null); 
      //If there was more than one item we can use  
      //FindNextGraphicAnnSQItem to enumerate these items 
 
      dicomDataset.SetLayerName(firstGraphicAnnSQItem, "Layer1"); 
      Debug.Assert(dicomDataset.GetLayerName(firstGraphicAnnSQItem) == "Layer1"); 
 
      // We can also call RemoveAllImageRefFromAllLayers or call  
      // RemoveImageRefFromLayer to remove the referenced images one by one. 
      // In any case this is for demonstration purposes only, since the dataset 
      // doesn't have any referenced images right now. 
      dicomDataset.RemoveAllImageReferencesFromLayer(firstGraphicAnnSQItem); 
 
      dicomDataset.AddPresentationStateImageReference(Path.Combine(LEAD_VARS.ImagesDir, "DICOM", "image2.dcm"), null, 0); 
      // We know that the SOP instance UID for the dataset IMAGE2.dcm is 
      // 1.2.840.114257.3.6.5.5.18900282 
      dicomDataset.AddLayerImageReference(firstGraphicAnnSQItem, "1.2.840.114257.3.6.5.5.18900282"); 
      Debug.Assert(dicomDataset.GetLayerImageReferenceCount(firstGraphicAnnSQItem) == 1); 
      Debug.Assert(dicomDataset.GetLayerImageReferenceSOPInstance(firstGraphicAnnSQItem, 0) == "1.2.840.114257.3.6.5.5.18900282"); 
      Debug.Assert(dicomDataset.GetLayerImageReferenceElement(firstGraphicAnnSQItem, "1.2.840.114257.3.6.5.5.18900282") != null); 
 
      ////////This section is for DICOM Graphic Object/////////////////// 
 
      DicomGraphicObject graphicObject = new DicomGraphicObject(); 
      DicomAnnotationPoint[] annotationPoints = new DicomAnnotationPoint[5]; 
      annotationPoints[0].X = 480.00F; 
      annotationPoints[0].Y = 226.00F; 
      annotationPoints[1].X = 480.00F; 
      annotationPoints[1].Y = 418.00F; 
      annotationPoints[2].X = 488.00F; 
      annotationPoints[2].Y = 418.00F; 
      annotationPoints[3].X = 488.00F; 
      annotationPoints[3].Y = 226.00F; 
      annotationPoints[4].X = 480.00F; 
      annotationPoints[4].Y = 226.00F; 
      graphicObject.SetAnnotationPoints(annotationPoints, 5); 
      graphicObject.Filled = false; 
      graphicObject.Type = DicomAnnotationType.Polyline; 
      graphicObject.LayerName = "Layer1"; 
      graphicObject.Units = DicomAnnotationUnitsRelativityType.Pixel; 
      Debug.Assert(graphicObject.AnnotationPointCount == 5); 
 
      //Start Clean! 
      //Can also call RemoveGraphicObject to remove individual objects 
      dicomDataset.RemoveAllGraphicObjects(firstGraphicAnnSQItem); 
 
      dicomDataset.CreateGraphicObject(firstGraphicAnnSQItem, graphicObject, false); 
      Debug.Assert(dicomDataset.GetGraphicObjectCount(firstGraphicAnnSQItem) == 1); 
      Debug.Assert(dicomDataset.GetGraphicObjElement(firstGraphicAnnSQItem, 0) != null); 
      Debug.Assert(dicomDataset.GetGraphicObjPointCount(firstGraphicAnnSQItem, 0) == 5); 
 
      DicomGraphicObject graphicObject1 = dicomDataset.GetGraphicObjectInformation(firstGraphicAnnSQItem, 0); 
      Debug.Assert(graphicObject1 != null); 
      graphicObject1.Filled = true; 
      dicomDataset.SetGraphicObjectInformation(firstGraphicAnnSQItem, 0, graphicObject1); 
 
 
      ////////This section is for DICOM Text Object/////////////////// 
      //Can also call RemoveTextObject to remove individual objects 
      dicomDataset.RemoveAllTextObjects(firstGraphicAnnSQItem); 
 
      DicomTextObject textObject = new DicomTextObject(); 
      textObject.AnchorPointVisible = true; 
      textObject.AnchorPoint = new DicomAnnotationPoint(1.1F, 1.1F); 
      textObject.BRHCorner = new DicomAnnotationPoint(521.251343F, 328.190216F); 
      textObject.TLHCorner = new DicomAnnotationPoint(466.642242F, 300.443268F); 
      textObject.TextValue = "Text Value 1"; 
      textObject.AnchorPointUnits = DicomAnnotationUnitsRelativityType.Pixel; 
      textObject.BoundingBoxUnits = DicomAnnotationUnitsRelativityType.Pixel; 
      textObject.LayerName = "Layer1"; 
      textObject.TextJustification = TextAnnotationJustificationType.Left; 
 
      dicomDataset.CreateTextObject(firstGraphicAnnSQItem, textObject, false); 
      Debug.Assert(dicomDataset.GetTextObjectCount(firstGraphicAnnSQItem) == 1); 
      Debug.Assert(dicomDataset.GetTextObjElement(firstGraphicAnnSQItem, 0) != null); 
 
      DicomTextObject textObject1 = dicomDataset.GetTextObjectInformation(firstGraphicAnnSQItem, 0); 
      Debug.Assert(textObject1 != null); 
      textObject1.TextJustification = TextAnnotationJustificationType.Right; 
      dicomDataset.SetTextObjectInformation(firstGraphicAnnSQItem, 0, textObject1); 
 
 
      dicomDataset.Save(Path.Combine(LEAD_VARS.ImagesDir, "DICOM", "GraphicAnnSequence.dcm"), DicomDataSetSaveFlags.None); 
   } 
   DicomEngine.Shutdown(); 
} 
 
 
static class LEAD_VARS 
{ 
   public const string ImagesDir = @"C:\LEADTOOLS22\Resources\Images"; 
} 
Requirements

Target Platforms

See Also

Reference

Leadtools.Dicom Namespace

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