public int GetCompoundGraphicCount(
DicomElement graphicAnnSQItem
)
public:
int GetCompoundGraphicCount(
DicomElement^ graphicAnnSQItem
)
graphicAnnSQItem
An item element under the "Graphic Annotation Sequence" (0070,0001) in the "Graphic Annotation Module".
The compound graphic annotation count.
This method returns the number of compound graphic annotation objects in the specified "Graphic Annotation Sequence" (0070,0001) item in the "Graphic Annotation Module".
using Leadtools;
using Leadtools.Dicom;
///
// Creates a RULER compound graphic
private DicomCompoundGraphic CreateCompoundGraphicRuler(string layerName)
{
// Create a compound graphic
DicomCompoundGraphic compoundGraphic = new DicomCompoundGraphic();
compoundGraphic.LayerName = layerName;
compoundGraphic.Units = DicomAnnotationUnitsRelativityType.Pixel;
compoundGraphic.Type = DicomAnnotationCompoundGraphicType.Ruler;
DicomAnnotationPoint[] pts = new DicomAnnotationPoint[2];
pts[0] = new DicomAnnotationPoint(300, 100);
pts[1] = new DicomAnnotationPoint(450, 100);
compoundGraphic.SetAnnotationPoints(pts, pts.Length);
compoundGraphic.CompoundGraphicInstanceId = 100;
compoundGraphic.GraphicGroupId = 0;
compoundGraphic.RotationAngle = 0.0;
compoundGraphic.RotationPoint = new DicomAnnotationPoint(0, 0);
compoundGraphic.GapLength = 0.0f;
compoundGraphic.DiameterOfVisibility = 0;
compoundGraphic.TickAlignment = DicomAnnotationTickAlignmentType.Center;
compoundGraphic.TickLabelAlignment = DicomAnnotationTickLabelAlignmentType.Bottom;
compoundGraphic.ShowTickLabel = true;
compoundGraphic.Filled = false;
compoundGraphic.Options = DicomAnnotationOptions.Line | DicomAnnotationOptions.Text | DicomAnnotationOptions.CompoundGraphicInstanceId;
Debug.Assert(compoundGraphic.AnnotationPointCount == pts.Length);
// TextStyle
compoundGraphic.TextStyle = new DicomTextStyle();
compoundGraphic.TextStyle.TextOptions = DicomAnnotationTextOptions.FontName;
compoundGraphic.TextStyle.FontName = "Arial";
compoundGraphic.TextStyle.CssFontName = "serif";
compoundGraphic.TextStyle.TextColorCieLabValue = new ushort[3] { 34866, 53484, 50171 }; // Red
compoundGraphic.TextStyle.HorizontalAlign = DicomAnnotationHorizontalAlignmentType.Center;
compoundGraphic.TextStyle.VerticalAlign = DicomAnnotationVerticalAlignmentType.Center;
compoundGraphic.TextStyle.Shadow.ShadowStyle = DicomAnnotationShadowStyleType.Off;
compoundGraphic.TextStyle.Shadow.ShadowOffsetX = 0;
compoundGraphic.TextStyle.Shadow.ShadowOffsetY = 0;
compoundGraphic.TextStyle.Shadow.ShadowColorCieLabValue = new ushort[3] { 0, 0, 0 };
compoundGraphic.TextStyle.Shadow.ShadowOpacity = 0.0f;
compoundGraphic.TextStyle.Underlined = false;
compoundGraphic.TextStyle.Italic = false;
compoundGraphic.TextStyle.Bold = false;
// LineStyle
compoundGraphic.LineStyle = new DicomLineStyle();
compoundGraphic.LineStyle.LineOptions = DicomAnnotationLineOptions.None;
compoundGraphic.LineStyle.LineOptions = DicomAnnotationLineOptions.PatternOffColorCielabValue | DicomAnnotationLineOptions.PatternOffOpacity;
compoundGraphic.LineStyle.Shadow.ShadowStyle = DicomAnnotationShadowStyleType.Off;
compoundGraphic.LineStyle.Shadow.ShadowOpacity = 0.0f;
compoundGraphic.LineStyle.Shadow.ShadowOffsetX = 0.0f;
compoundGraphic.LineStyle.Shadow.ShadowOffsetY = 0.0f;
compoundGraphic.LineStyle.Shadow.ShadowColorCieLabValue = new ushort[3] { 0, 0, 0 };
compoundGraphic.LineStyle.PatternOnColorCieLabValue = new ushort[3] { 21169, 53249, 5175 }; // This is 'blue'
compoundGraphic.LineStyle.PatternOffColorCieLabValue = new ushort[3] { 0, 0, 0 };
compoundGraphic.LineStyle.LineThickness = 1.0f;
compoundGraphic.LineStyle.LineDashingStyle = DicomAnnotationDashStyleType.Solid;
compoundGraphic.LineStyle.LinePattern = 0xFFFF;
compoundGraphic.LineStyle.PatternOnOpacity = 1.0f;
compoundGraphic.LineStyle.PatternOffOpacity = 0.0f;
// RULER does not have a fill style
// Major Ticks Sequence
int nTickCount = 4;
float fTickIncrement = (float)(1.0 / (float)nTickCount);
compoundGraphic.MajorTicks.Clear();
for (int i = 0; i < nTickCount; i++)
{
// i * fTickIncrement represents DicomMajorTick.TickPosition
DicomMajorTick majorTickItem = new DicomMajorTick(i * fTickIncrement, "Label " + i.ToString());
compoundGraphic.MajorTicks.Add(majorTickItem);
}
Debug.Assert(compoundGraphic.MajorTickCount == 4);
return compoundGraphic;
}
// Creates a RECTANGLE compound graphic (rotated, filled)
private DicomCompoundGraphic CreateCompoundGraphicRectangle(string layerName)
{
// Create a compound graphic
DicomCompoundGraphic compoundGraphic = new DicomCompoundGraphic();
compoundGraphic.LayerName = layerName;
compoundGraphic.Units = DicomAnnotationUnitsRelativityType.Pixel;
compoundGraphic.Type = DicomAnnotationCompoundGraphicType.Rectangle;
DicomAnnotationPoint[] pts = new DicomAnnotationPoint[2];
pts[0] = new DicomAnnotationPoint(100, 100);
pts[1] = new DicomAnnotationPoint(200, 200);
compoundGraphic.SetAnnotationPoints(pts, pts.Length);
compoundGraphic.CompoundGraphicInstanceId = 200;
compoundGraphic.GraphicGroupId = 0;
compoundGraphic.RotationAngle = 45.0;
compoundGraphic.RotationPoint = new DicomAnnotationPoint(150, 150);
compoundGraphic.Filled = true;
compoundGraphic.Options = DicomAnnotationOptions.Fill | DicomAnnotationOptions.Line | DicomAnnotationOptions.CompoundGraphicInstanceId;
Debug.Assert(compoundGraphic.AnnotationPointCount == pts.Length);
// LineStyle
compoundGraphic.LineStyle = new DicomLineStyle();
compoundGraphic.LineStyle.LineOptions = DicomAnnotationLineOptions.None;
compoundGraphic.LineStyle.Shadow.ShadowStyle = DicomAnnotationShadowStyleType.Off;
compoundGraphic.LineStyle.Shadow.ShadowOpacity = 0.0f;
compoundGraphic.LineStyle.Shadow.ShadowOffsetX = 0.0f;
compoundGraphic.LineStyle.Shadow.ShadowOffsetY = 0.0f;
compoundGraphic.LineStyle.Shadow.ShadowColorCieLabValue = new ushort[3] { 1, 2, 3 };
compoundGraphic.LineStyle.PatternOnColorCieLabValue = new ushort[3] { 24886, 53484, 50171 }; // red
compoundGraphic.LineStyle.PatternOffColorCieLabValue = new ushort[3] { 0, 0, 0 };
compoundGraphic.LineStyle.LineThickness = 2.0f;
compoundGraphic.LineStyle.LineDashingStyle = DicomAnnotationDashStyleType.Solid;
compoundGraphic.LineStyle.LinePattern = 0xFFFF;
compoundGraphic.LineStyle.PatternOnOpacity = 1.0f;
compoundGraphic.LineStyle.PatternOffOpacity = 0.0f;
// FillStyle
compoundGraphic.FillStyle = new DicomFillStyle();
compoundGraphic.FillStyle.FillOptions = DicomAnnotationFillOptions.None;
compoundGraphic.FillStyle.PatternOnColorCieLabValue = new ushort[3] { 21169, 53249, 5175 }; // blue
compoundGraphic.FillStyle.PatternOffColorCieLabValue = new ushort[3] { 0, 0, 0 };
compoundGraphic.FillStyle.PatternOnOpacity = 1.0f;
compoundGraphic.FillStyle.PatternOffOpacity = 0.0f;
compoundGraphic.FillStyle.FillMode = DicomAnnotationFillModeType.Solid;
// To set a stippeled texture of the RECTANGLE compound graphic using DicomFillStyle.FillPattern, use this code:
// compoundGraphic.FillStyle.FillMode = DicomAnnotationFillModeType.Stippeled;
// compoundGraphic.FillStyle.FillPattern = new byte[128];
// .
// .
// .
return compoundGraphic;
}
private void DicomCompoundGraphicTest(string layerName, string outFile)
{
DicomDataSet ds = new DicomDataSet();
ds.Initialize(DicomClassType.GrayscaleSoftcopyPresentationState, DicomDataSetInitializeFlags.AddMandatoryModulesOnly | DicomDataSetInitializeFlags.AddMandatoryElementsOnly);
ds.CreateGraphicAnnSQItem(0, layerName);
DicomElement firstGraphicAnnSQItem = ds.FindFirstGraphicAnnSQItem();
DicomCompoundGraphic ruler = CreateCompoundGraphicRuler(layerName);
ds.CreateCompoundGraphic(firstGraphicAnnSQItem, ruler, false);
DicomCompoundGraphic rotatedFilledRectangle = CreateCompoundGraphicRectangle(layerName);
ds.CreateCompoundGraphic(firstGraphicAnnSQItem, rotatedFilledRectangle, false);
// Save the presentation state (with annotations)
ds.Save(outFile, DicomDataSetSaveFlags.None);
Console.WriteLine("Presentation State Saved: " + outFile);
// Find the second CompoundGraphicElement item -- this should be the rectangle
DicomElement element = ds.GetCompoundGraphicElement(firstGraphicAnnSQItem, 0);
string type = ds.GetValue<string>(element, false, DicomTag.CompoundGraphicType, string.Empty);
Debug.Assert(type == "RULER");
// Now we have two compound graphic items: ruler, rectangle
// Count should be 2
int nCount = ds.GetCompoundGraphicCount(firstGraphicAnnSQItem);
Debug.Assert(nCount == 2);
// Get the number of points of the first item (ruler) -- this should be 2
nCount = ds.GetCompoundGraphicPointCount(firstGraphicAnnSQItem, 0);
Debug.Assert(nCount == 2);
// Get the number of major ticks in the ruler -- this should be 4
nCount = ds.GetCompoundGraphicMajorTickCount(firstGraphicAnnSQItem, 0);
Debug.Assert(nCount == 4);
// Remove the first compound graphic (the ruler)
ds.RemoveCompoundGraphic(firstGraphicAnnSQItem, 0);
// Read the first compound graphic -- this should now be the rectangle
DicomCompoundGraphic compoundGraphic = ds.GetCompoundGraphicInformation(firstGraphicAnnSQItem, 0);
Debug.Assert(compoundGraphic.Type == DicomAnnotationCompoundGraphicType.Rectangle);
// Change the rectangle from filled, to non-filled
compoundGraphic.Filled = false;
ds.SetCompoundGraphicInformation(firstGraphicAnnSQItem, 0, compoundGraphic);
// Verify that the rectangle is non-filled
compoundGraphic = ds.GetCompoundGraphicInformation(firstGraphicAnnSQItem, 0);
Debug.Assert(compoundGraphic.Filled == false);
// Remove ALL compund graphics
ds.RemoveAllCompoundGraphics(firstGraphicAnnSQItem);
// Get the compound graphic count -- it should now be zero
nCount = ds.GetCompoundGraphicCount(firstGraphicAnnSQItem);
Debug.Assert(nCount == 0);
}
FindFirstGraphicAnnSQItem Method
GetCompoundGraphicInformation Method
SetCompoundGraphicInformation Method
RemoveAllCompoundGraphics Method
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