java.awt.geom
Interfaces 
PathIterator
Classes 
AffineTransform
Arc2D
Arc2D.Float
Area
CubicCurve2D
CubicCurve2D.Float
Dimension2D
Ellipse2D
Ellipse2D.Float
FlatteningPathIterator
GeneralPath
Line2D
Line2D.Float
Point2D
Point2D.Float
QuadCurve2D
QuadCurve2D.Float
Rectangle2D
Rectangle2D.Float
RectangularShape
RoundRectangle2D
RoundRectangle2D.Float
Exceptions 
IllegalPathStateException
NoninvertibleTransformException