public void AddLine(Segment2d segment, Style style)
{
Segment2dBox segbox = new Segment2dBox(segment);
Objects.Add(segbox);
Styles[segbox] = style;
Bounds.Contain(segment.P0); Bounds.Contain(segment.P1);
}
void write_line(Segment2dBox segbox, StreamWriter w)
{
Segment2d seg = (Segment2d)segbox;
StringBuilder b = new StringBuilder();
b.Append("<line ");
Vector2d p0 = MapPt(seg.P0), p1 = MapPt(seg.P1);
append_property("x1", p0.x, b, true);
append_property("y1", p0.y, b, true);
append_property("x2", p1.x, b, true);
append_property("y2", p1.y, b, true);
append_style(b, segbox, ref DefaultLineStyle);
b.Append(" />");
w.WriteLine(b);
}
