internal void Translate(HTCoordE zs, HTCoordE ze)
{
HTCoordE zo = new HTCoordE(drawRoot.GetOldCoordinates());
zo.X = -zo.X;
zo.Y = -zo.Y;
HTCoordE zs2 = new HTCoordE(zs);
zs2.Translate(zo);
HTCoordE t = new HTCoordE();
double de = ze.D2();
double ds = zs2.D2();
double dd = 1.0 - de * ds;
t.X = (ze.X * (1.0 - ds) - zs2.X * (1.0 - de)) / dd;
t.Y = (ze.Y * (1.0 - ds) - zs2.Y * (1.0 - de)) / dd;
if (t.IsValid())
{
HTTransformation to = new HTTransformation();
to.Composition(zo, t);
drawRoot.Transform(to);
view.Repaint();
}
}
override internal void Transform(HTTransformation t)
{
base.Transform(t);
HTDrawNode child = null;
for (IEnumerator i = Children(); i.MoveNext();)
{
child = (HTDrawNode)i.Current;
child.Transform(t);
HTGeodesic geod = (HTGeodesic)geodesics[child];
if (geod != null)
{
geod.Rebuild();
}
}
}