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[jsk_tools/bag_plotter] Synchronize x axis zoom/pan and add cheap but… #1074

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Aug 7, 2015
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[jsk_tools/bag_plotter] Synchronize x axis zoom/pan and add cheap but… #1074

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37 changes: 24 additions & 13 deletions jsk_tools/src/jsk_tools/bag_plotter.py
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Original file line number Diff line number Diff line change
Expand Up @@ -2,6 +2,7 @@
import yaml
import matplotlib.pyplot as plt
import matplotlib.gridspec as gridspec
from matplotlib.widgets import Button
import time
from progressbar import *
import sys
Expand Down Expand Up @@ -63,8 +64,11 @@ def filter(self, start_time, end_time):
self.values[i] = [v for v in self.values[i]
if v[0] >= start_time and
v[0] <= end_time]
def plot(self, min_stamp, fig, layout, show_legend):
ax = fig.add_subplot(layout)
def plot(self, min_stamp, fig, layout, show_legend, share_ax = None):
if share_ax:
ax = fig.add_subplot(layout, sharex=share_ax)
else:
ax = fig.add_subplot(layout)
for vs, i in zip(self.values, range(len(self.values))):
xs = [v[0].to_sec() - min_stamp.to_sec() for v in vs]
ys = [v[1] for v in vs]
Expand All @@ -73,6 +77,7 @@ def plot(self, min_stamp, fig, layout, show_legend):
if show_legend and self.options["legend"]:
ax.legend()
self.ax = ax
return ax

class BagPlotterException(Exception):
pass
Expand Down Expand Up @@ -229,30 +234,36 @@ def plot(self):
topic_data.filter(start_time, end_time)

fig = plt.figure(facecolor="1.0")
self.fig = fig
fig.suptitle(title)
self.show_legend = True
cid = fig.canvas.mpl_connect('button_press_event', self.onclick)
print title

# Compute layout
self.start_time = start_time
self.plotAll(fig, start_time, self.show_legend)
buttonax = plt.axes([0.0, 0.05, 0.05, 0.075])
legend_toggle_button = Button(buttonax, "toggle legend")
legend_toggle_button.on_clicked(self.toggleLegend)
prev_show_legend = self.show_legend
while True:
plt.pause(1)
if prev_show_legend != self.show_legend:
plt.clf()
self.plotAll(fig, start_time, self.show_legend)
prev_show_legend = self.show_legend
def onclick(self, event):
def toggleLegend(self, event):
self.show_legend = not self.show_legend
plt.clf()
buttonax = plt.axes([0.0, 0.05, 0.05, 0.075])
legend_toggle_button = Button(buttonax, "toggle legend")
legend_toggle_button.on_clicked(self.toggleLegend)
self.plotAll(self.fig, self.start_time, self.show_legend)
def plotAll(self, fig, start_time, show_legend):
grid_size = self.layoutGridSize()
gs = gridspec.GridSpec(*grid_size)
ax = None
for topic_data, i in zip(self.topic_data,
range(len(self.topic_data))):
topic_data.plot(start_time,
fig,
self.layoutPosition(gs, topic_data, i),
show_legend)
ax = topic_data.plot(start_time,
fig,
self.layoutPosition(gs, topic_data, i),
show_legend, share_ax=ax)
fig.subplots_adjust(hspace=0.4)
plt.draw()
plt.show()
Expand Down