private void drawCircle(DrawContext dc, DrawPen pen)
{
if (PointList.Count == 0)
{
return;
}
if (PointList.Count == 1)
{
dc.Drawing.DrawCross(pen, PointList[0].vector, 2);
if (PointList[0].Selected)
{
dc.Drawing.DrawSelectedPoint(PointList[0].vector, dc.GetPen(DrawTools.PEN_SELECT_POINT));
}
return;
}
Vector3d normal = CadMath.Normal(PointList[0].vector, PointList[2].vector, PointList[1].vector);
CircleExpander.Draw(PointList[0], PointList[1], PointList[2], 32, dc, pen);
double size = dc.DevSizeToWoldSize(4);
dc.Drawing.DrawCross(pen, PointList[0].vector, size);
}
private void drawPoint(DrawContext dc, DrawPen pen)
{
if (PointList.Count == 0)
{
return;
}
double size = dc.DevSizeToWoldSize(4);
dc.Drawing.DrawCross(pen, PointList[0].vector, size);
}