public static Line GetLine(this IRoiRectangle roiRectangle)
{
return(new Line(roiRectangle.StartX,
roiRectangle.StartY,
roiRectangle.EndX,
roiRectangle.EndY));
}
public static bool IsHorizontalOrVertical(this IRoiRectangle roiRectangle)
{
if (Math.Abs(roiRectangle.StartX - roiRectangle.EndX) < 0.000001 ||
Math.Abs(roiRectangle.StartY - roiRectangle.EndY) < 0.000001)
{
return(true);
}
return(false);
}
public static Line GetWidthLine(this IRoiRectangle roiRectangle)
{
var centerVector = roiRectangle.GetCenterVector();
var linkLine = roiRectangle.GetLine().GetVectorFrom2To1().GetAngleToX();
var leftVector = new Vector(roiRectangle.ROIWidth, 0).Rotate(linkLine - 90);
var rightVector = new Vector(roiRectangle.ROIWidth, 0).Rotate(linkLine + 90);
var offsetLeft = leftVector + centerVector;
var offsetRight = rightVector + centerVector;
return(new Line(offsetLeft.ToPoint(), offsetRight.ToPoint()));
}
public static Vector GetCenterVector(this IRoiRectangle roiRectangle)
{
return(new Vector((roiRectangle.StartX + roiRectangle.EndX) / 2.0, (roiRectangle.StartY + roiRectangle.EndY) / 2.0));
}
public static Vector GetEndVector(this IRoiRectangle roiRectangle)
{
return(new Vector(roiRectangle.EndX, roiRectangle.EndY));
}
public static Vector GetStartVector(this IRoiRectangle roiRectangle)
{
return(new Vector(roiRectangle.StartX, roiRectangle.StartY));
}
