//dot -Tps -o ../figures/artist.ps artists.dot
digraph G {
Artist->Line2D;
Artist->Patch;
Artist->Collection->PatchCollection;
PatchCollection->PolyCollection;
PatchCollection->RegularPolyCollection;
Collection->LineCollection;
Artist->Text;
Artist->AxesImage;
Artist->FigureImage;
Artist->Figure;
Artist->Axes;
Artist->Axis;
Axis->XAxis;
Axis->YAxis;
Artist->Tick;
Tick->XTick;
Tick->YTick;
Artist->Legend;
Artist->Table;
Artist->Cell;
Patch->Polygon;
Patch->RegularPolygon->Circle;
Patch->Rectangle;
}