Re: [Matplotlib-users] Help with updating the limits of an axis to reflect the range of new data

[Thomas C. <tca...@gm...>]

Yikes, that formatting is almost worse!

On Thu, Mar 26, 2015 at 11:53 AM rogerjames99 <ro...@be...>
wrote:

> Hi Thomas, I posted via nabble. It looks like something stripped the code.
> Here is the bit where the axes are set up def setup_axes(self, fig, rect):
> """ With custom locator and formatter. Note that the extreme values are
> swapped. """ transform = PolarAxes.PolarTransform() angle_ticks = [(0,
> r"$Right$"), (.5*pi, r"$Forward$"), (pi, r"$Left$")] grid_locator1 =
> FixedLocator([v for v, s in angle_ticks]) tick_formatter1 =
> DictFormatter(dict(angle_ticks)) grid_locator2 = MaxNLocator(4)
> self.grid_helper = floating_axes.GridHelperCurveLinear(transform,
> extremes=(0, pi, self.sonar_limit, 0), grid_locator1=grid_locator1,
> grid_locator2=grid_locator2, tick_formatter1=tick_formatter1,
> tick_formatter2=None, ) self.axes = floating_axes.FloatingSubplot(fig,
> rect, grid_helper=self.grid_helper)
> self.axes.axis["bottom"].major_ticklabels.set_rotation(180)
> self.axes.axis["left"].set_axis_direction("bottom") self.axes.grid(b=True,
> which='major', color='b', linestyle='-') fig.add_subplot(self.axes) #
> create a parasite axes whose transData in RA, cz self.auxiliary_axes =
> self.axes.get_aux_axes(transform) self.auxiliary_axes.patch =
> self.axes.patch # for auxiliary_axis to have a clip path as in ax
> self.axes.patch.zorder=0.9 # but this has a side effect that the patch is #
> drawn twice, and possibly over some other # artists. So, we decrease the
> zorder a bit to # prevent this. self.lines, =
> self.auxiliary_axes.plot(self.theta, self.radius) and here is the bit where
> the plot is updated def idleCallback(self): global root plotit = False
> logging.debug('Acquire the data lock') self.dataLock.acquire() if
> self.newSonarDataAvailable: plotit = True theta = self.theta[:] radius =
> self.radius[:] selfNewSonarDataAvailable = False self.dataLock.release() #
> theta.insert(0, 0.) # theta.append(0.) # radius.insert(0, 0.) #
> radius.append(0.) if plotit: logging.debug('Plotting')
> self.lines.set_data(theta, radius) self.axes.relim()
> self.axes.autoscale_view() self.canvas.draw() if have also put the full
> code file here <https://dl.dropboxusercontent.com/u/84613021/barnaby.py>
> As you can see I have been trying a few other things. Looks like if am
> missing the boat pretty comprehensively!
> ------------------------------
> View this message in context: Re: Help with updating the limits of an
> axis to reflect the range of new data
> <http://matplotlib.1069221.n5.nabble.com/Help-with-updating-the-limits-of-an-axis-to-reflect-the-range-of-new-data-tp45261p45269.html>
> Sent from the matplotlib - users mailing list archive
> <http://matplotlib.1069221.n5.nabble.com/matplotlib-users-f3.html> at
> Nabble.com.
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