static private (ushort l, ushort a, ushort b) GetDicomColor(ColorMine.ColorSpaces.ColorSpace color)
{
var lab = color.To <ColorMine.ColorSpaces.Lab>();
ushort l = (ushort)(lab.L * 0.01 * ushort.MaxValue);
ushort a = (ushort)((Math.Clamp(((lab.A + 128) / 255), 0.0, 1.0)) * ushort.MaxValue);
ushort b = (ushort)((Math.Clamp(((lab.B + 128) / 255), 0.0, 1.0)) * ushort.MaxValue);
return(l, a, b);
}
static private void AddText(DicomPre pre, string text, float x, float y, float width, float height, int horizontalAlignment, int verticalAlignment, bool useBoundingBox, bool showAnchor, ColorMine.ColorSpaces.ColorSpace color, int fileIndex = 0, int layerIndex = 0)
{
float x1 = x;
float y1 = y;
float x2 = x + width;
float y2 = y + height;
var textObjectItem = new DicomDataset();
if (useBoundingBox)
{
textObjectItem.Add(DicomTag.BoundingBoxAnnotationUnits, "PIXEL");
textObjectItem.Add(DicomTag.BoundingBoxTopLeftHandCorner, x1, y1);
textObjectItem.Add(DicomTag.BoundingBoxBottomRightHandCorner, x2, y2);
textObjectItem.Add(DicomTag.BoundingBoxTextHorizontalJustification, horizontalAlignment == 0 ? "LEFT" : horizontalAlignment == 1 ? "RIGHT" : "CENTER");
}
else
{
textObjectItem.Add(DicomTag.AnchorPointAnnotationUnits, "PIXEL");
textObjectItem.Add(DicomTag.AnchorPointVisibility, showAnchor ? "Y" : "N");
textObjectItem.Add(DicomTag.AnchorPoint, x1, y1);
textObjectItem.Add(DicomTag.BoundingBoxTextHorizontalJustification, horizontalAlignment == 0 ? "LEFT" : horizontalAlignment == 1 ? "RIGHT" : "CENTER");
}
textObjectItem.Add(DicomTag.UnformattedTextValue, Encoding.UTF8, text);
var textStyleSequence = new DicomSequence(DicomTag.TextStyleSequence);
var textStyleSequenceItem = new DicomDataset();
textStyleSequenceItem.Add(DicomTag.HorizontalAlignment, horizontalAlignment == 0 ? "LEFT" : horizontalAlignment == 1 ? "RIGHT" : "CENTER");
textStyleSequenceItem.Add(DicomTag.VerticalAlignment, verticalAlignment == 0 ? "BOTTOM" : verticalAlignment == 1 ? "TOP" : "CENTER");
if (color != null)
{
var dicomColor = GetDicomColor(color);
textStyleSequenceItem.Add(DicomTag.TextColorCIELabValue, dicomColor.l, dicomColor.a, dicomColor.b);
}
textStyleSequence.Items.Add(textStyleSequenceItem);
textObjectItem.Add(textStyleSequence);
pre.TextObjectSequences[fileIndex][layerIndex].Items.Add(textObjectItem);
}
static private void AddEllipse(DicomPre pre, float x, float y, float width, float height, float thickness, ColorMine.ColorSpaces.ColorSpace lineColor, int fileIndex = 0, int layerIndex = 0)
{
float x1 = x + width * 0.5F;
float y1 = y;
float x2 = x + width * 0.5F;
float y2 = y + height;
float x3 = x;
float y3 = y + height * 0.5F;
float x4 = x + width;
float y4 = y + height * 0.5F;
var graphicObjectItem = new DicomDataset
{
{ DicomTag.GraphicAnnotationUnits, "PIXEL" },
{ DicomTag.GraphicDimensions, (ushort)2 },
{ DicomTag.NumberOfGraphicPoints, (ushort)4 },
{ DicomTag.GraphicType, "ELLIPSE" },
{ DicomTag.GraphicFilled, "N" },
{ DicomTag.GraphicData, x1, y1, x2, y2, x3, y3, x4, y4 },
};
AddLineStyleSequence(graphicObjectItem, thickness, lineColor);
pre.GraphicObjectSequences[fileIndex][layerIndex].Items.Add(graphicObjectItem);
}
static private void AddCircle(DicomPre pre, float x, float y, float diameter, float thickness, ColorMine.ColorSpaces.ColorSpace lineColor, int fileIndex = 0, int layerIndex = 0)
{
float x1 = x + diameter * 0.5F;
float y1 = y + diameter * 0.5F;
float x2 = x;
float y2 = y;
var graphicObjectItem = new DicomDataset
{
{ DicomTag.GraphicAnnotationUnits, "PIXEL" },
{ DicomTag.GraphicDimensions, (ushort)2 },
{ DicomTag.NumberOfGraphicPoints, (ushort)2 },
{ DicomTag.GraphicType, "CIRCLE" },
{ DicomTag.GraphicFilled, "N" },
{ DicomTag.GraphicData, x1, y1, x2, y2 },
};
AddLineStyleSequence(graphicObjectItem, thickness, lineColor);
pre.GraphicObjectSequences[fileIndex][layerIndex].Items.Add(graphicObjectItem);
}
static private void AddPoint(DicomPre pre, float x, float y, float thickness, ColorMine.ColorSpaces.ColorSpace lineColor, int fileIndex = 0, int layerIndex = 0)
{
var graphicObjectItem = new DicomDataset
{
{ DicomTag.GraphicAnnotationUnits, "PIXEL" },
{ DicomTag.GraphicDimensions, (ushort)2 },
{ DicomTag.NumberOfGraphicPoints, (ushort)1 },
{ DicomTag.GraphicType, "POINT" },
{ DicomTag.GraphicFilled, "N" },
{ DicomTag.GraphicData, x, y },
};
AddLineStyleSequence(graphicObjectItem, thickness, lineColor);
pre.GraphicObjectSequences[fileIndex][layerIndex].Items.Add(graphicObjectItem);
}
static private void AddLineStyleSequence(DicomDataset graphicObjectDataset, float thickness, ColorMine.ColorSpaces.ColorSpace lineColor)
{
DicomSequence lineStyleSequence = new DicomSequence(DicomTag.LineStyleSequence);
DicomDataset lineStyleDataset = new DicomDataset();
if (lineColor != null)
{
var dicomColor = GetDicomColor(lineColor);
lineStyleDataset.Add(DicomTag.PatternOnColorCIELabValue, dicomColor.l, dicomColor.a, dicomColor.b);
}
lineStyleDataset.Add(DicomTag.LineThickness, thickness);
lineStyleSequence.Items.Add(lineStyleDataset);
graphicObjectDataset.Add(lineStyleSequence);
}
