Basically we could end up in a situation where the plotInfo is no longer
valid, yet the model changes and triggers a redraw before the new data is
passed into the TankBar.
Instead of chasing that race condition it seemed much easier to just copy
the plot_data entries and the gas information in the dive.
Fixes#716
Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
Also restructures the code a bit to make it a little more sane and changes
the colors slightly.
With these changes I think we can claim that this
Fixes#557
Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
This shows a color-coded bar at the bottom of the graph that corresponds
with the active gas.
Todo:
- text that explicitly states gas on the left edge of the bar
- better vertical positioning of the bar
- ability to turn this on and off
Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
