/// <summary>
/// The rectangle is based on the location of Point2d objects and this method writes the X and Y
/// values of those objects to the array used in creating the interaction graphics rectangle
/// </summary>
protected void WriteToInteractionPointCoords()
{
if (_rectanglePointCoords == null)
{
_rectanglePointCoords = new Double[12]; /* new double[12];*/
}
List <Point> graphicPoints = new List <Point>();
if (_planarSketch != null)
{
//In a part document, the sketch could be located anywhere in 3D space so this algorithm
//provides a mechanism to make sure the interaction graphics gets drawn on the same plane
//and in the same location as the sketch.
graphicPoints.Add(_planarSketch.SketchToModelSpace(_upperRightPoint2d));
graphicPoints.Add(_planarSketch.SketchToModelSpace(_upperLeftPoint2d));
graphicPoints.Add(_planarSketch.SketchToModelSpace(_lowerLeftPoint2d));
graphicPoints.Add(_planarSketch.SketchToModelSpace(_lowerRightPoint2d));
_rectanglePointCoords[0] = graphicPoints[0].X;
_rectanglePointCoords[1] = graphicPoints[0].Y;
_rectanglePointCoords[2] = graphicPoints[0].Z;
_rectanglePointCoords[3] = graphicPoints[1].X;
_rectanglePointCoords[4] = graphicPoints[1].Y;
_rectanglePointCoords[5] = graphicPoints[1].Z;
_rectanglePointCoords[6] = graphicPoints[2].X;
_rectanglePointCoords[7] = graphicPoints[2].Y;
_rectanglePointCoords[8] = graphicPoints[2].Z;
_rectanglePointCoords[9] = graphicPoints[3].X;
_rectanglePointCoords[10] = graphicPoints[3].Y;
_rectanglePointCoords[11] = graphicPoints[3].Z;
graphicPoints.Clear();
}
else if (_drawingSketch != null)
{
_rectanglePointCoords[0] = _upperRightPoint2d.X;
_rectanglePointCoords[1] = _upperRightPoint2d.Y;
_rectanglePointCoords[2] = 0.0;
_rectanglePointCoords[3] = _upperLeftPoint2d.X;
_rectanglePointCoords[4] = _upperLeftPoint2d.Y;
_rectanglePointCoords[5] = 0.0;
_rectanglePointCoords[6] = _lowerLeftPoint2d.X;
_rectanglePointCoords[7] = _lowerLeftPoint2d.Y;
_rectanglePointCoords[8] = 0.0;
_rectanglePointCoords[9] = _lowerRightPoint2d.X;
_rectanglePointCoords[10] = _lowerRightPoint2d.Y;
_rectanglePointCoords[11] = 0.0;
}
}
