/usr/lib/python2.7/dist-packages/pyqtgraph/graphicsItems/MultiPlotItem.py is in python-pyqtgraph 0.9.10-5.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 | # -*- coding: utf-8 -*-
"""
MultiPlotItem.py - Graphics item used for displaying an array of PlotItems
Copyright 2010 Luke Campagnola
Distributed under MIT/X11 license. See license.txt for more infomation.
"""
from numpy import ndarray
from . import GraphicsLayout
from ..metaarray import *
__all__ = ['MultiPlotItem']
class MultiPlotItem(GraphicsLayout.GraphicsLayout):
"""
Automatically generates a grid of plots from a multi-dimensional array
"""
def __init__(self, *args, **kwds):
GraphicsLayout.GraphicsLayout.__init__(self, *args, **kwds)
self.plots = []
def plot(self, data):
#self.layout.clear()
if hasattr(data, 'implements') and data.implements('MetaArray'):
if data.ndim != 2:
raise Exception("MultiPlot currently only accepts 2D MetaArray.")
ic = data.infoCopy()
ax = 0
for i in [0, 1]:
if 'cols' in ic[i]:
ax = i
break
#print "Plotting using axis %d as columns (%d plots)" % (ax, data.shape[ax])
for i in range(data.shape[ax]):
pi = self.addPlot()
self.nextRow()
sl = [slice(None)] * 2
sl[ax] = i
pi.plot(data[tuple(sl)])
#self.layout.addItem(pi, i, 0)
self.plots.append((pi, i, 0))
info = ic[ax]['cols'][i]
title = info.get('title', info.get('name', None))
units = info.get('units', None)
pi.setLabel('left', text=title, units=units)
info = ic[1-ax]
title = info.get('title', info.get('name', None))
units = info.get('units', None)
pi.setLabel('bottom', text=title, units=units)
else:
raise Exception("Data type %s not (yet?) supported for MultiPlot." % type(data))
def close(self):
for p in self.plots:
p[0].close()
self.plots = None
self.clear()
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