public override void draw(DrawInfo di, Object selected)
{
Pen pen = new Pen(mColor);
if (this == selected)
pen = new Pen(Color.Blue);
di.drawEllipse(pen,
mParent.getScreenFromWorld(mPos0), 10, 10);
di.drawEllipse(pen,
mParent.getScreenFromWorld(mPos1), 10, 10);
di.drawLine(pen,
mParent.getScreenFromWorld(mPos0),
mParent.getScreenFromWorld(mPos1));
for (int i = 0; i < mSeg - 1; i++)
{
double alpha = (double)(i+1) / (mSeg);
Vec pos = mPos0.mult(alpha).plus(mPos1.mult(1 - alpha));
di.drawEllipse(pen, mParent.getScreenFromWorld(pos), 5, 5);
}
}