Newer
Older
# TODO's:
# * Solve the legend update. That isn't working at all.
# * Change labels "All" and "None" into buttons.
# * Make it work with the main_window
import re
import sys
from matplotlib.backends.backend_qt5agg import (
FigureCanvasQTAgg as FigureCanvas,
)
from matplotlib.figure import Figure
from matplotlib.ticker import MaxNLocator
from qtpy.QtCore import Qt
from qtpy.QtGui import QKeySequence
# Intereme imports for the Plot class:
from qtpy.QtWidgets import ( # QFrame,; QScrollArea,; QLineEdit,; QSizePolicy,
QApplication,
QCheckBox,
QDialog,
QFileDialog,
QHBoxLayout,
QLabel,
QListWidget,
QListWidgetItem,
QPushButton,
QShortcut,
QVBoxLayout,
)
class PlotCanvas(FigureCanvas):
"""PlotCanvas is used as a part in the PlotWindow."""
def __init__(self, logger, parent=None, width=5, height=4, dpi=100):
fig = Figure(figsize=(width, height), dpi=dpi)
super().__init__(fig)
self.axes = fig.add_subplot(111)
self.axes.xaxis.set_major_locator(MaxNLocator(integer=True))
self.legend = self.axes.legend()
self.logger = logger
FigureCanvas.updateGeometry(self)
self.save_figure = QShortcut(QKeySequence("Ctrl+S"), self)
self.save_figure.activated.connect(self._save_plot_figure)
def _save_plot_figure(self):
self.logger.info(f"Saving plot of figure: {self.sfg.name}.")
file_choices = "PNG (*.png)|*.png"
path, ext = QFileDialog.getSaveFileName(
self, "Save file", "", file_choices
)
path = path.encode("utf-8")
if not path[-4:] == file_choices[-4:].encode("utf-8"):
path += file_choices[-4:].encode("utf-8")
if path:
self.print_figure(path.decode(), dpi=self.dpi)
self.logger.info(f"Saved plot: {self.sfg.name} to path: {path}.")
class PlotWindow(QDialog):
"""Dialog for plotting the result of a simulation."""
def __init__(
self,
sim_result,
sfg_name="{sfg_name}",
window=None,
logger=print,
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
parent=None,
width=5,
height=4,
dpi=100,
):
super().__init__()
self._window = window
self.setWindowFlags(Qt.WindowTitleHint | Qt.WindowCloseButtonHint)
self.setWindowTitle("Simulation result")
self.sim_result = sim_result
self._auto_redraw = False
# Categorise sim_results into inputs, outputs, delays, others
sim_res_ins = {}
sim_res_outs = {}
sim_res_delays = {}
sim_res_others = {}
for key in sim_result:
if re.fullmatch("in[0-9]+", key):
sim_res_ins[key] = sim_result[key]
elif re.fullmatch("[0-9]+", key):
sim_res_outs[key] = sim_result[key]
elif re.fullmatch("t[0-9]+", key):
sim_res_delays[key] = sim_result[key]
else:
sim_res_others[key] = sim_result[key]
# Layout: ############################################
# | list | |
# | ... | plot |
# | misc | |
self.dialog_layout = QHBoxLayout()
self.setLayout(self.dialog_layout)
listlayout = QVBoxLayout()
self.plotcanvas = PlotCanvas(
logger=logger, parent=self, width=5, height=4, dpi=100
)
self.dialog_layout.addLayout(listlayout)
self.dialog_layout.addWidget(self.plotcanvas)
########### Plot: ##############
# Do this before the list layout, as the list layout will re/set visibility
# Note: The order is of importens. Interesting lines last, to be on top.
self._lines = {}
for key in (
sim_res_others | sim_res_delays | sim_res_ins | sim_res_outs
):
line = self.plotcanvas.axes.plot(
sim_result[key], visible=False, label=key
)
self._lines[key] = line
########### List layout: ##############
# Add two labels for selecting all/none:
hlayout = QHBoxLayout()
labelAll = QLabel("All")
labelAll.mousePressEvent = self._label_all_click
labelNone = QLabel("None")
labelNone.mousePressEvent = self._label_none_click
hlayout.addWidget(labelAll)
hlayout.addWidget(labelNone)
listlayout.addLayout(hlayout)
# Add the entire list
self.checklist = QListWidget()
self.checklist.itemChanged.connect(self._item_change)
listitems = {}
for key in (
sim_res_ins | sim_res_outs | sim_res_delays | sim_res_others
):
listitem = QListWidgetItem(key)
listitems[key] = listitem
self.checklist.addItem(listitem)
listitem.setCheckState(
Qt.CheckState.Unchecked # CheckState: Qt.CheckState.{Unchecked, PartiallyChecked, Checked}
)
for key in sim_res_outs:
listitems[key].setCheckState(Qt.CheckState.Checked)
self.checklist.setFixedWidth(150)
listlayout.addWidget(self.checklist)
# Add a "legend" checkbox, connected to the plot.
self.legend_checkbox = QCheckBox("&Legend")
self.legend_checkbox.stateChanged.connect(self._legend_checkbox_change)
self.legend_checkbox.setCheckState(Qt.CheckState.Checked)
listlayout.addWidget(self.legend_checkbox)
# Add "Close" buttons
buttonClose = QPushButton("&Close", self)
buttonClose.clicked.connect(self.close)
listlayout.addWidget(buttonClose)
# Done. Tell the functions below to redraw the canvas when needed.
# self.plotcanvas.draw()
self._auto_redraw = True
def _legend_checkbox_change(self, checkState):
self.plotcanvas.legend.set(
visible=(checkState == Qt.CheckState.Checked)
)
if self._auto_redraw:
if checkState == Qt.CheckState.Checked:
self.plotcanvas.legend = self.plotcanvas.axes.legend()
self.plotcanvas.draw()
# self.plotcanvas.legend
# if checkState == Qt.CheckState.Checked:
# print('legend on')
# else:
# print('legend off')
def _label_all_click(self, event):
for x in range(self.checklist.count()):
self.checklist.item(x).setCheckState(Qt.CheckState.Checked)
def _label_none_click(self, event):
for x in range(self.checklist.count()):
self.checklist.item(x).setCheckState(Qt.CheckState.Unchecked)
def _item_change(self, listitem):
key = listitem.text()
self._lines[key][0].set(
visible=(listitem.checkState() == Qt.CheckState.Checked)
)
if self._auto_redraw:
if self.legend_checkbox.checkState == Qt.CheckState.Checked:
self.plotcanvas.legend = self.plotcanvas.axes.legend()
self.plotcanvas.draw()
# print(f"lines[{key}].set(visible={listitem.checkState() == Qt.CheckState.Checked}). autodraw={self._auto_redraw}")
# print("Arg:", listitem)
# Simple test of the dialog
if __name__ == "__main__":
app = QApplication(sys.argv)
# sim_res = {"c1": [3, 6, 7], "c2": [4, 5, 5], "bfly1.0": [7, 0, 0], "bfly1.1": [-1, 0, 2], "0": [1, 2, 3]}
sim_res = {
'0': [0.5, 0.5, 0, 0],
'add1': [0.5, 0.5, 0, 0],
'cmul1': [0, 0.5, 0, 0],
'cmul2': [0.5, 0, 0, 0],
'in1': [1, 0, 0, 0],
't1': [0, 1, 0, 0],
}
win = PlotWindow(
window=None, sim_result=sim_res, sfg_name="hej", logger=print
)
win.exec_()
# win.show()