def __init__(self, brain, width, height, dpi):
super().__init__(brain, width, height, dpi)
from matplotlib.backends.backend_nbagg import (FigureCanvasNbAgg,
FigureManager)
self.canvas = FigureCanvasNbAgg(self.fig)
self.manager = FigureManager(self.canvas, 0)
self._connect()
def __init__(self, session, parent=None, wcs=None, state=None):
super(MatplotlibJupyterViewer, self).__init__(session, state=state)
self.figure = Figure(figsize=(10, 6))
self.canvas = FigureCanvasNbAgg(self.figure)
self.canvas.manager = FigureManager(self.canvas, 0)
self.figure, self.axes = init_mpl(self.figure, wcs=wcs)
MatplotlibViewerMixin.setup_callbacks(self)
def __init__(self, brain, width, height, dpi, notebook=False):
from matplotlib import rc_context
from matplotlib.figure import Figure
self.notebook = notebook
if brain.separate_canvas:
parent = None
else:
parent = brain.window
# prefer constrained layout here but live with tight_layout otherwise
context = nullcontext
extra_events = ('resize',)
try:
context = rc_context({'figure.constrained_layout.use': True})
extra_events = ()
except KeyError:
pass
with context:
self.fig = Figure(figsize=(width, height), dpi=dpi)
if self.notebook:
from matplotlib.backends.backend_nbagg import (FigureCanvasNbAgg,
FigureManager)
self.canvas = FigureCanvasNbAgg(self.fig)
self.manager = FigureManager(self.canvas, 0)
else:
from PyQt5 import QtWidgets
from matplotlib.backends.backend_qt5agg import FigureCanvasQTAgg
self.canvas = FigureCanvasQTAgg(self.fig)
self.canvas.setParent(parent)
FigureCanvasQTAgg.setSizePolicy(
self.canvas,
QtWidgets.QSizePolicy.Expanding,
QtWidgets.QSizePolicy.Expanding
)
FigureCanvasQTAgg.updateGeometry(self.canvas)
self.manager = None
self.axes = self.fig.add_subplot(111)
self.axes.set(xlabel='Time (sec)', ylabel='Activation (AU)')
self.brain = brain
self.time_func = brain.callbacks["time"]
for event in ('button_press', 'motion_notify') + extra_events:
self.canvas.mpl_connect(
event + '_event', getattr(self, 'on_' + event))
def _mpl_initialize(self):
from matplotlib.backends.backend_nbagg import (FigureCanvasNbAgg,
FigureManager)
self.canvas = FigureCanvasNbAgg(self.fig)
self.manager = FigureManager(self.canvas, 0)