add_region
- ginga.util.ap_region.add_region(canvas, r, tag=None, redraw=True)[source]
Convenience function to plot an astropy-regions object on a Ginga canvas.
- Parameters
- canvas
DrawingCanvas
The Ginga canvas on which the region should be plotted.
- rsubclass of
PixelRegion
The region object to be plotted
- tagstr or None (optional, default: None)
Caller can optionally pass a specific tag for the canvas object
- redrawbool (optional, default: True)
True if the viewers of the canvas should be updated immediately
- canvas