Interface BidirectionalTransformer

All Known Subinterfaces:

MultiLayerTransformer, MutableTransformer, ShapeFlatnessTransformer, ShapeTransformer

All Known Implementing Classes:

AffineTransformer, BasicTransformer, HyperbolicShapeTransformer, HyperbolicTransformer, LensTransformer, MagnifyShapeTransformer, MagnifyTransformer, MutableAffineTransformer, MutableTransformerDecorator

public interface BidirectionalTransformer

Provides methods to map points from one coordinate system to another: graph to screen and screen to graph.

Method Summary

Modifier and Type	Method	Description
Point2D	inverseTransform(Point2D p)	convert the supplied screen coordinate to the graph coordinate.
Point2D	transform(Point2D p)	convert the supplied graph coordinate to the screen coordinate

Method Details

transform

Point2D transform(Point2D p)

convert the supplied graph coordinate to the screen coordinate

Parameters:

p - graph point to convert

Returns:

screen point

inverseTransform

Point2D inverseTransform(Point2D p)

convert the supplied screen coordinate to the graph coordinate.

Parameters:

p - screen point to convert

Returns:

the graph point