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from matplotlib.figure import Figure
from matplotlib.backends.backend_qt5agg import FigureCanvasQTAgg as FigureCanvas
from PyQt5.QtWidgets import QVBoxLayout, qApp, QLabel, QDoubleSpinBox, QScrollArea
#######
# GUI #
#######
def stepsFigure(workspace):
"""GUI layout for step-by-step solution
Arguments:
workspace {QtWidgets.QWidget} -- main layout
Returns:
stepslayout {QtWidgets.QVBoxLayout} -- step-by-step solution layout
"""
workspace.stepsfigure = Figure()
workspace.stepscanvas = FigureCanvas(workspace.stepsfigure)
workspace.stepsfigure.clear()
workspace.scroll = QScrollArea()
workspace.scroll.setWidget(workspace.stepscanvas)
stepslayout = QVBoxLayout()
stepslayout.addWidget(workspace.scroll)
return stepslayout
def showSteps(workspace):
"""Renders step-by-step solution in matplotlib figure
Arguments:
workspace {QtWidgets.QWidget} -- main layout
"""
workspace.stepsfigure.suptitle(workspace.output, y=0.98,
horizontalalignment='center',
verticalalignment='top', size=qApp.font().pointSize()*workspace.stepsFontSize)
workspace.stepscanvas.draw()
hbar = workspace.scroll.horizontalScrollBar()
hbar.setValue((hbar.minimum()+hbar.maximum())/2)
###############
# preferences #
###############
def stepsPref(workspace):
workspace.sizeChangeText = QLabel("Steps font size: " + str(round(workspace.stepsFontSize, 1)) + "x")
workspace.sizeChangeBox = QDoubleSpinBox()
workspace.sizeChangeBox.setFixedSize(200, 30)
workspace.sizeChangeBox.setRange(0.1, 10)
workspace.sizeChangeBox.setValue(1)
workspace.sizeChangeBox.setSingleStep(0.1)
workspace.sizeChangeBox.setSuffix('x')
workspace.sizeChangeBox.valueChanged.connect(lambda: sizeChange(workspace))
return workspace.sizeChangeText, workspace.sizeChangeBox
def sizeChange(workspace):
workspace.stepsFontSize = workspace.sizeChangeBox.value()
workspace.sizeChangeText.setText("Steps font size: " + str(round(workspace.stepsFontSize, 1)) + "x")
if workspace.resultOut is True:
showSteps(workspace)
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