CartesianMapper¶
-
class
ginga.canvas.coordmap.
CartesianMapper
(viewer)[source]¶ Bases:
ginga.canvas.coordmap.BaseMapper
A coordinate mapper that maps to the viewer in Cartesian coordinates that do not scale (unlike DataMapper).
Methods Summary
data_to
(data_pts[, viewer])offset_pt
(pts, offset)rotate_pt
(pts, theta, offset)to_data
(crt_pts[, viewer])Methods Documentation