TR: Cleaver way to do a scrolling imshow?


I’m investigating a way to make a sort of
imshow that is scrolling from right to left.

My idea is to copy in a blit buffer from
(1,0) to (xmax,ymax).

Blit it @(0,0) (xmax-1,ymax)

And then draw a cmap’ed line @x=xmax.

So here are my question:

How to draw a line that use a cmap=jet (for

I’ve taken a look at Line2D but it has no
cmap argument. The only thing I’ve found is drawing a line with only one color…

Any idea appreciated!