def plot(self, data):
#self.layout.clear()
self.plots = []
if HAVE_METAARRAY and isinstance(data, 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 = PlotItem()
sl = [slice(None)] * 2
sl[ax] = i
pi.plot(data[tuple(sl)])
self.layout.addItem(pi, i, 0)
self.plots.append((pi, i, 0))
title = None
units = None
info = ic[ax]['cols'][i]
if 'title' in info:
title = info['title']
elif 'name' in info:
title = info['name']
if 'units' in info:
units = info['units']
pi.setLabel('left', text=title, units=units)
else:
raise Exception("Data type %s not (yet?) supported for MultiPlot." % type(data))
class PlotWidget(GraphicsView):
sigRangeChanged = QtCore.Signal(object, object)
"""Widget implementing a graphicsView with a single PlotItem inside."""
def __init__(self, parent=None, **kargs):
GraphicsView.__init__(self, parent)
self.setSizePolicy(QtGui.QSizePolicy.Expanding, QtGui.QSizePolicy.Expanding)
self.enableMouse(False)
self.plotItem = PlotItem(**kargs)
self.setCentralItem(self.plotItem)
## Explicitly wrap methods from plotItem
for m in ['addItem', 'removeItem', 'autoRange', 'clear', 'setXRange', 'setYRange']:
setattr(self, m, getattr(self.plotItem, m))
#QtCore.QObject.connect(self.plotItem, QtCore.SIGNAL('viewChanged'), self.viewChanged)
self.plotItem.sigRangeChanged.connect(self.viewRangeChanged)
#def __dtor__(self):
##print "Called plotWidget sip destructor"
#self.quit()
#def quit(self):
def close(self):
self.plotItem.close()
self.plotItem = None
#self.scene().clear()
#self.mPlotItem.close()
self.setParent(None)
GraphicsView.close(self)
def __getattr__(self, attr): ## implicitly wrap methods from plotItem
if hasattr(self.plotItem, attr):
m = getattr(self.plotItem, attr)
if hasattr(m, '__call__'):
return m
raise exceptions.NameError(attr)
def viewRangeChanged(self, view, range):
#self.emit(QtCore.SIGNAL('viewChanged'), *args)
self.sigRangeChanged.emit(self, range)
def widgetGroupInterface(self):
return (None, PlotWidget.saveState, PlotWidget.restoreState)
def saveState(self):
return self.plotItem.saveState()
def restoreState(self, state):
return self.plotItem.restoreState(state)
def getPlotItem(self):
return self.plotItem
def __init__(self, parent=None, **kargs):
GraphicsView.__init__(self, parent)
self.setSizePolicy(QtGui.QSizePolicy.Expanding, QtGui.QSizePolicy.Expanding)
self.enableMouse(False)
self.plotItem = PlotItem(**kargs)
self.setCentralItem(self.plotItem)
## Explicitly wrap methods from plotItem
for m in ['addItem', 'removeItem', 'autoRange', 'clear', 'setXRange', 'setYRange']:
setattr(self, m, getattr(self.plotItem, m))
#QtCore.QObject.connect(self.plotItem, QtCore.SIGNAL('viewChanged'), self.viewChanged)
self.plotItem.sigRangeChanged.connect(self.viewRangeChanged)
def __init__(self, parent=None, **kargs):
GraphicsView.__init__(self, parent)
self.setSizePolicy(QtGui.QSizePolicy.Expanding, QtGui.QSizePolicy.Expanding)
self.enableMouse(False)
self.plotItem = PlotItem(**kargs)
self.setCentralItem(self.plotItem)
## Explicitly wrap methods from plotItem
for m in ['addItem', 'removeItem', 'autoRange', 'clear', 'setXRange', 'setYRange']:
setattr(self, m, getattr(self.plotItem, m))
QtCore.QObject.connect(self.plotItem, QtCore.SIGNAL('viewChanged'), self.viewChanged)
def __init__(self, minX, maxX, maxY, parent=None, **kargs):#minX, maxX, maxY
GraphicsView.__init__(self, parent)
self.setSizePolicy(QtGui.QSizePolicy.Expanding, QtGui.QSizePolicy.Expanding)
self.enableMouse(False)
try:
del kargs['useOpenGL']
except KeyError:
pass
self.plotItem = PlotItem(minX, maxX, maxY, **kargs)#minX, maxX, maxY,
self.setCentralItem(self.plotItem)
## Explicitly wrap methods from plotItem
for m in ['addItem', 'removeItem', 'autoRange', 'clear', 'setXRange', 'setYRange']:
setattr(self, m, getattr(self.plotItem, m))
#QtCore.QObject.connect(self.plotItem, QtCore.SIGNAL('viewChanged'), self.viewChanged)
self.plotItem.sigRangeChanged.connect(self.viewRangeChanged)
def plot(self, data):
#self.layout.clear()
self.plots = []
if HAVE_METAARRAY and isinstance(data, 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 = PlotItem()
sl = [slice(None)] * 2
sl[ax] = i
pi.plot(data[tuple(sl)])
self.layout.addItem(pi, i, 0)
self.plots.append((pi, i, 0))
title = None
units = None
info = ic[ax]['cols'][i]
if 'title' in info:
title = info['title']
elif 'name' in info:
title = info['name']
if 'units' in info:
units = info['units']
pi.setLabel('left', text=title, units=units)
else:
raise Exception(
"Data type %s not (yet?) supported for MultiPlot." %
type(data))
