317 lines
12 KiB
Python
317 lines
12 KiB
Python
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from PyQt5.QtWidgets import QWidget, QPushButton, QSizePolicy, QLineEdit,\
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QMessageBox, QVBoxLayout, QHBoxLayout, QGridLayout, QLabel, QFrame,\
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QDoubleSpinBox, QComboBox, QSpinBox
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from PyQt5.QtCore import pyqtSlot
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import numpy as np
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from matplotlib.backends.backend_qt5agg import FigureCanvasQTAgg as FigureCanvas
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from matplotlib.figure import Figure
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from DataProvider import DataProvider
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from redetector import detect_spiketimes
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class SpikeRedetectGui(QWidget):
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def __init__(self, data_provider: DataProvider):
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super().__init__()
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self.data_provider = data_provider
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self.title = 'Spike Redetection'
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self.left = 10
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self.top = 10
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self.width = 640
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self.height = 400
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self.trial_idx = 0
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self.initUI()
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def initUI(self):
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self.setWindowTitle(self.title)
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self.setGeometry(self.left, self.top, self.width, self.height)
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# Middle:
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middle = QHBoxLayout()
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# Canvas Area for matplotlib figure
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plot_area = QFrame()
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plot_area_layout = QVBoxLayout()
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self.canvas = PlotCanvas(self)
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self.canvas.move(0, 0)
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plot_area_layout.addWidget(self.canvas)
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# plot area buttons
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plot_area_buttons = QFrame()
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plot_area_buttons_layout = QHBoxLayout()
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plot_area_buttons.setLayout(plot_area_buttons_layout)
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plot_area_layout.addWidget(plot_area_buttons)
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button = QPushButton('Button1', self)
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button.setToolTip('A nice button!')
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button.clicked.connect(lambda: self.threshold_spinbox.setValue(1))
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button.setSizePolicy(QSizePolicy.Fixed, QSizePolicy.Fixed)
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plot_area_buttons_layout.addWidget(button)
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button = QPushButton('Button2', self)
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button.setToolTip('Another nice button!')
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button.clicked.connect(lambda: self.threshold_spinbox.setValue(2))
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button.setSizePolicy(QSizePolicy.Fixed, QSizePolicy.Fixed)
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plot_area_buttons_layout.addWidget(button)
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button = QPushButton('Button3', self)
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button.setToolTip('Even more nice buttons!')
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button.clicked.connect(lambda: self.threshold_spinbox.setValue(3))
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button.setSizePolicy(QSizePolicy.Fixed, QSizePolicy.Fixed)
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plot_area_buttons_layout.addWidget(button)
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button = QPushButton('Button4', self)
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button.setToolTip('Even more nice buttons!')
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button.clicked.connect(lambda: self.threshold_spinbox.setValue(4))
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button.setSizePolicy(QSizePolicy.Fixed, QSizePolicy.Fixed)
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plot_area_buttons_layout.addWidget(button)
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plot_area.setLayout(plot_area_layout)
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middle.addWidget(plot_area)
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middle.addWidget(QVLine())
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# Side (options) panel
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panel = QFrame()
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panel.setSizePolicy(QSizePolicy.Minimum, QSizePolicy.Minimum)
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panel.setMaximumWidth(200)
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panel_layout = QVBoxLayout()
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stim_val_label = QLabel("Stimulus value:")
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self.stim_val_box = QComboBox()
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repro_label = QLabel("Repro:")
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panel_layout.addWidget(repro_label)
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self.repro_box = QComboBox()
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for repro in self.data_provider.get_repros():
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self.repro_box.addItem(repro)
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self.repro_box.currentTextChanged.connect(self.repro_change)
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panel_layout.addWidget(self.repro_box)
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panel_layout.addWidget(stim_val_label)
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panel_layout.addWidget(self.stim_val_box)
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trial_label = QLabel("Trial:")
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panel_layout.addWidget(trial_label)
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trial_spinbox = QSpinBox(self)
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trial_spinbox.setValue(1)
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trial_spinbox.setSingleStep(1)
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trial_spinbox.valueChanged.connect(lambda: self.trial_change(trial_spinbox.value()))
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panel_layout.addWidget(trial_spinbox)
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filler = QFill(minh=200)
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panel_layout.addWidget(filler)
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self.status_label = QLabel("Done x/15 Stimulus Values")
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panel_layout.addWidget(self.status_label)
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filler = QFill()
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panel_layout.addWidget(filler)
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threshold_label = QLabel("Threshold:")
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panel_layout.addWidget(threshold_label)
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self.threshold_spinbox = QDoubleSpinBox(self)
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self.threshold_spinbox.setValue(self.data_provider.base_detection_parameters[0])
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self.threshold_spinbox.setSingleStep(0.5)
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self.threshold_spinbox.valueChanged.connect(lambda: self.redetection_changed())
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panel_layout.addWidget(self.threshold_spinbox)
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window_label = QLabel("Min window size:")
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panel_layout.addWidget(window_label)
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self.window_spinbox = QSpinBox(self)
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self.window_spinbox.setMaximum(2**21)
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self.window_spinbox.setValue(self.data_provider.base_detection_parameters[1])
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self.window_spinbox.setSingleStep(500)
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self.window_spinbox.valueChanged.connect(lambda: self.redetection_changed())
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panel_layout.addWidget(self.window_spinbox)
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step_label = QLabel("step size:")
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panel_layout.addWidget(step_label)
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self.step_spinbox = QSpinBox(self)
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self.step_spinbox.setMaximum(2 ** 21)
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self.step_spinbox.setValue(self.data_provider.base_detection_parameters[2])
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self.step_spinbox.setSingleStep(200)
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self.step_spinbox.valueChanged.connect(lambda: self.redetection_changed())
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panel_layout.addWidget(self.step_spinbox)
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button = QPushButton('Accept!', self)
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button.setToolTip('Accept the threshold for current stimulus value')
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panel_layout.addWidget(button)
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panel.setLayout(panel_layout)
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middle.addWidget(panel)
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self.setLayout(middle)
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self.show()
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@pyqtSlot()
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def redetection_changed(self):
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redetection = (self.threshold_spinbox.value(), self.window_spinbox.value(), self.step_spinbox.value())
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self.canvas.plot(self.trial_idx, self.repro_box.currentText(), self.data_provider, redetection)
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@pyqtSlot()
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def trial_change(self, new_trial_idx):
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# TODO test if in range of trials!
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self.trial_idx = new_trial_idx
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redetection = (self.threshold_spinbox.value(), self.window_spinbox.value(), self.step_spinbox.value())
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self.canvas.plot(self.trial_idx, self.repro_box.currentText(), self.data_provider, redetection)
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@pyqtSlot()
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def repro_change(self):
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repro = self.repro_box.currentText()
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self.stim_val_box.clear()
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for val in self.data_provider.get_stim_values(repro):
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self.stim_val_box.addItem(str(val))
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redetection = (self.threshold_spinbox.value(), self.window_spinbox.value(), self.step_spinbox.value())
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self.canvas.plot(self.trial_idx, self.repro_box.currentText(), self.data_provider, redetection)
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class PlotCanvas(FigureCanvas):
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def __init__(self, parent=None, dpi=100):
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self.fig = Figure(dpi=dpi)
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self.axes = self.fig.add_subplot(111)
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FigureCanvas.__init__(self, self.fig)
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self.setParent(parent)
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FigureCanvas.setSizePolicy(self,
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QSizePolicy.Expanding,
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QSizePolicy.Expanding)
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FigureCanvas.updateGeometry(self)
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self.mouse_button_pressed = False
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self.mouse_button = "-1"
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self.mouse_position_start = (-1, -1)
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self.start_limits = ((0, 0), (0, 0))
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self.fig.canvas.mpl_connect('button_press_event', self.onclick)
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self.fig.canvas.mpl_connect('button_release_event', self.release)
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self.fig.canvas.mpl_connect('motion_notify_event', self.moved)
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self.fig.canvas.mpl_connect('scroll_event', self.scrolled)
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# XY position 0,0 at the bottom left!
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# XY positions change when rescaling the window size
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# zoom depend on percentage of total x/y length
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def scrolled(self, event):
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# event.button = "up" / "down"
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print('Scrolled: ', event)
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def moved(self, event):
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if not self.mouse_button_pressed or event.xdata is None:
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return
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if self.mouse_button == 1:
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new_x = event.x
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new_y = event.y
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# mouse_data_start = self.axes.transData.inverted().transform((self.mouse_position_start))
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mouse_data_new = self.axes.transData.inverted().transform((new_x, new_y))
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diff_x = mouse_data_new[0] - self.mouse_data_start[0]
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diff_y = mouse_data_new[1] - self.mouse_data_start[1]
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self.axes.set_xlim(self.axes.get_xlim() - diff_x)
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self.axes.set_ylim(self.axes.get_ylim() - diff_y)
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self.draw()
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elif self.mouse_button == 3:
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zoom_strength = 50 # pixels to half or double the axis limits
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length_x = self.start_limits[0][1] - self.start_limits[0][0]
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length_y = self.start_limits[1][1] - self.start_limits[1][0]
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diff_x = self.mouse_position_start[0] - event.x
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diff_y = self.mouse_position_start[1] - event.y
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factor_x = 2**(diff_x / zoom_strength)
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factor_y = 2**(diff_y / zoom_strength)
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new_length_x = length_x * factor_x
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new_length_y = length_y * factor_y
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new_xlimits = (self.start_limits[0][0] - 0.5*new_length_x + 0.5*length_x, self.start_limits[0][1] + 0.5*new_length_x - 0.5*length_x)
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new_ylimits = (self.start_limits[1][0] - 0.5*new_length_y + 0.5*length_y, self.start_limits[1][1] + 0.5*new_length_y - 0.5*length_y)
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self.axes.set_xlim(new_xlimits)
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self.axes.set_ylim(new_ylimits)
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self.draw()
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def onclick(self, event):
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if event.button in (1, 3):
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self.mouse_button_pressed = True
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self.mouse_button = event.button
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self.mouse_position_start = (event.x, event.y)
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self.mouse_data_start = self.axes.transData.inverted().transform((self.mouse_position_start))
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# print("Figure:", self.mouse_position_start, "Data:", self.mouse_data_start)
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xlim = self.axes.get_xlim()
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ylim = self.axes.get_ylim()
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self.start_limits = (xlim, ylim)
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# print('Cliched: %s click: button=%d, x=%d, y=%d, xdata=%s, ydata=%s' %
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# ('double' if event.dblclick else 'single', event.button,
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# event.x, event.y, event.xdata, event.ydata))
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def release(self, event):
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if event.button in (1, 3):
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self.mouse_button_pressed = False
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@pyqtSlot()
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def plot(self, trial_idx, repro, data_provider: DataProvider, redetection_vars):
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traces, spiketimes, recording_times = data_provider.get_traces_with_spiketimes(repro)
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trace = traces[trial_idx]
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spiketimes = spiketimes[trial_idx]
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recording_times = recording_times
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sampling_interval = data_provider.sampling_interval
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ax = self.axes
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xlim = self.axes.get_xlim()
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ylim = self.axes.get_ylim()
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ax.clear()
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time = np.arange(len(trace)) * sampling_interval - recording_times[0]
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ax.plot(time, trace)
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ax.eventplot(spiketimes, lineoffsets=max(trace) + 1, colors="black")
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redetect = detect_spiketimes(time, trace, redetection_vars[0], redetection_vars[1], redetection_vars[2])
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ax.eventplot(redetect, lineoffsets=max(trace) + 2, colors="red")
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ax.set_title('Trial XYZ')
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ax.set_xlim(xlim)
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ax.set_ylim(ylim)
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self.draw()
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class QHLine(QFrame):
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def __init__(self):
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super(QHLine, self).__init__()
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self.setFrameShape(QFrame.HLine)
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self.setFrameShadow(QFrame.Sunken)
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class QVLine(QFrame):
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def __init__(self):
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super(QVLine, self).__init__()
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self.setFrameShape(QFrame.VLine)
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self.setFrameShadow(QFrame.Sunken)
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class QFill(QFrame):
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def __init__(self, maxw=int(2**24)-1, maxh=int(2**24)-1, minw=0, minh=0):
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super(QFill, self).__init__()
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self.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Expanding)
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self.setMaximumSize(maxw, maxh)
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self.setMinimumSize(minw, minh)
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