def __init__(self, parent):
super(PlotTauG, self).__init__(parent)
self.chkWarnings = QCheckBox()
self.chkWarnings.setText("Enable Warnings")
self.chkWarnings.setChecked(False)
self.chkWarnings.setToolTip("Print warnings about singular group delay")
self.layHChkBoxes = QHBoxLayout()
self.layHChkBoxes.addStretch(10)
self.layHChkBoxes.addWidget(self.chkWarnings)
self.mplwidget = MplWidget(self)
self.mplwidget.layVMainMpl.addLayout(self.layHChkBoxes)
self.setLayout(self.mplwidget.layVMainMpl)
# make this the central widget, taking all available space:
# self.setCentralWidget(self.mplwidget)
self._init_axes()
self.draw() # initial drawing of tau_g
#----------------------------------------------------------------------
# SIGNALS & SLOTs
#----------------------------------------------------------------------
self.chkWarnings.clicked.connect(self.draw)
def __init__(self, parent):
super(PlotPZ, self).__init__(parent)
layHControls = QHBoxLayout()
layHControls.addStretch(10)
# This widget encompasses all control subwidgets:
# self.frmControls = QFrame(self)
# self.frmControls.setLayout(layHControls)
#----------------------------------------------------------------------
# mplwidget
#----------------------------------------------------------------------
self.mplwidget = MplWidget(self)
self.mplwidget.layVMainMpl.addLayout(layHControls)
self.mplwidget.layVMainMpl.setContentsMargins(*params['wdg_margins'])
self.setLayout(self.mplwidget.layVMainMpl)
# make this the central widget, taking all available space:
# self.setCentralWidget(self.mplwidget)
self._init_axes()
self.draw() # calculate and draw poles and zeros
def __init__(self, parent):
super(PlotTauG, self).__init__(parent)
self.verbose = False # suppress warnings
# =============================================================================
# #### not needed at the moment ###
# self.chkWarnings = QCheckBox("Enable Warnings", self)
# self.chkWarnings.setChecked(False)
# self.chkWarnings.setToolTip("Print warnings about singular group delay")
#
# layHControls = QHBoxLayout()
# layHControls.addStretch(10)
# layHControls.addWidget(self.chkWarnings)
#
# # This widget encompasses all control subwidgets:
# self.frmControls = QFrame(self)
# self.frmControls.setObjectName("frmControls")
# self.frmControls.setLayout(layHControls)
#
# =============================================================================
self.mplwidget = MplWidget(self)
# self.mplwidget.layVMainMpl.addWidget(self.frmControls)
self.mplwidget.layVMainMpl.setContentsMargins(*params['wdg_margins'])
self.setLayout(self.mplwidget.layVMainMpl)
self.init_axes()
self.draw() # initial drawing of tau_g
#----------------------------------------------------------------------
# SIGNALS & SLOTs
#----------------------------------------------------------------------
self.mplwidget.mplToolbar.sigEnabled.connect(self.enable_ui)
def __init__(self, parent):
super(PlotTauG, self).__init__(parent)
self.chkWarnings = QCheckBox("Enable Warnings", self)
self.chkWarnings.setChecked(False)
self.chkWarnings.setToolTip(
"Print warnings about singular group delay")
layHControls = QHBoxLayout()
layHControls.addStretch(10)
layHControls.addWidget(self.chkWarnings)
# This widget encompasses all control subwidgets:
self.frmControls = QFrame(self)
self.frmControls.setObjectName("frmControls")
self.frmControls.setLayout(layHControls)
self.mplwidget = MplWidget(self)
self.mplwidget.layVMainMpl.addWidget(self.frmControls)
self.mplwidget.layVMainMpl.setContentsMargins(*params['wdg_margins'])
self.setLayout(self.mplwidget.layVMainMpl)
self.ax = self.mplwidget.fig.add_subplot(111)
self.draw() # initial drawing of tau_g
#----------------------------------------------------------------------
# SIGNALS & SLOTs
#----------------------------------------------------------------------
self.chkWarnings.clicked.connect(self.draw)
def __init__(self, parent):
super(PlotPhi, self).__init__(parent)
self.cmbUnitsPhi = QComboBox(self)
units = ["rad", "rad/pi", "deg"]
scales = [1., 1./ np.pi, 180./np.pi]
for unit, scale in zip(units, scales):
self.cmbUnitsPhi.addItem(unit, scale)
self.cmbUnitsPhi.setObjectName("cmbUnitsA")
self.cmbUnitsPhi.setToolTip("Set unit for phase.")
self.cmbUnitsPhi.setCurrentIndex(0)
self.cmbUnitsPhi.setSizeAdjustPolicy(QComboBox.AdjustToContents)
self.chkWrap = QCheckBox("Wrapped Phase", self)
self.chkWrap.setChecked(False)
self.chkWrap.setToolTip("Plot phase wrapped to +/- pi")
layHControls = QHBoxLayout()
# layHControls.addStretch(10)
layHControls.addWidget(self.cmbUnitsPhi)
layHControls.addWidget(self.chkWrap)
layHControls.addStretch(10)
# This widget encompasses all control subwidgets:
self.frmControls = QFrame(self)
self.frmControls.setObjectName("frmControls")
self.frmControls.setLayout(layHControls)
#----------------------------------------------------------------------
# mplwidget
#----------------------------------------------------------------------
self.mplwidget = MplWidget(self)
self.mplwidget.layVMainMpl.addWidget(self.frmControls)
self.mplwidget.layVMainMpl.setContentsMargins(*params['wdg_margins'])
self.setLayout(self.mplwidget.layVMainMpl)
self.init_axes()
self.draw() # initial drawing
# #=============================================
# # Signals & Slots
# #=============================================
self.chkWrap.clicked.connect(self.draw)
self.cmbUnitsPhi.currentIndexChanged.connect(self.draw)
self.mplwidget.mplToolbar.sigEnabled.connect(self.enable_ui)
def __init__(self, parent):
super(PlotPhi, self).__init__(parent)
self.cmbUnitsPhi = QtGui.QComboBox(self)
units = ["rad", "rad/pi", "deg"]
scales = [1., 1. / np.pi, 180. / np.pi]
for unit, scale in zip(units, scales):
self.cmbUnitsPhi.addItem(unit, scale)
self.cmbUnitsPhi.setObjectName("cmbUnitsA")
self.cmbUnitsPhi.setToolTip("Set unit for phase.")
self.cmbUnitsPhi.setCurrentIndex(0)
self.cmbUnitsPhi.setSizeAdjustPolicy(QtGui.QComboBox.AdjustToContents)
self.lblWrap = QtGui.QLabel("Wrapped Phase")
self.btnWrap = QtGui.QCheckBox()
self.btnWrap.setChecked(False)
self.btnWrap.setToolTip("Plot phase wrapped to +/- pi")
self.layHChkBoxes = QtGui.QHBoxLayout()
self.layHChkBoxes.addStretch(10)
self.layHChkBoxes.addWidget(self.cmbUnitsPhi)
self.layHChkBoxes.addWidget(self.lblWrap)
self.layHChkBoxes.addWidget(self.btnWrap)
self.layHChkBoxes.addStretch(10)
#----------------------------------------------------------------------
# mplwidget
#----------------------------------------------------------------------
self.mplwidget = MplWidget(self)
self.mplwidget.layVMainMpl.addLayout(self.layHChkBoxes)
self.setLayout(self.mplwidget.layVMainMpl)
# self.mplwidget.setFocus()
# make this the central widget, taking all available space:
# self.setCentralWidget(self.mplwidget)
self._init_axes()
self.draw() # initial drawing
# #=============================================
# # Signals & Slots
# #=============================================
self.btnWrap.clicked.connect(self.draw)
self.cmbUnitsPhi.currentIndexChanged.connect(self.draw)
def __init__(self, parent):
super(PlotPZ, self).__init__(parent)
self.layHChkBoxes = QtGui.QHBoxLayout()
self.layHChkBoxes.addStretch(10)
#----------------------------------------------------------------------
# mplwidget
#----------------------------------------------------------------------
self.mplwidget = MplWidget(self)
self.mplwidget.layVMainMpl.addLayout(self.layHChkBoxes)
self.setLayout(self.mplwidget.layVMainMpl)
# make this the central widget, taking all available space:
# self.setCentralWidget(self.mplwidget)
self._init_axes()
self.draw() # calculate and draw poles and zeros
def _init_UI(self):
self.chkLog = QCheckBox(self)
self.chkLog.setObjectName("chkLog")
self.chkLog.setToolTip("<span>Logarithmic scale for y-axis.</span>")
self.chkLog.setChecked(False)
self.lblLog = QLabel("Log. y-axis", self)
self.lblLogBottom = QLabel("Bottom = ", self)
self.ledLogBottom = QLineEdit(self)
self.ledLogBottom.setText("-80")
self.ledLogBottom.setToolTip("Minimum display value for log. scale.")
self.lbldB = QLabel("dB")
self.lblPltStim = QLabel(self)
self.lblPltStim.setText("Stimulus:")
self.chkPltStim = QCheckBox("Show", self)
self.chkPltStim.setChecked(False)
self.chkPltStim.setToolTip("Show stimulus signal.")
self.lblStimulus = QLabel("Type = ", self)
self.cmbStimulus = QComboBox(self)
self.cmbStimulus.addItems([
"Pulse", "Step", "StepErr", "Sine", "Rect", "Saw", "RandN", "RandU"
])
self.cmbStimulus.setToolTip("Select stimulus type.")
self.lblFreq = QLabel("<i>f</i> =", self)
self.ledFreq = QLineEdit(self)
self.ledFreq.setText(str(self.stim_freq))
self.ledFreq.setToolTip("Stimulus frequency.")
self.lblFreqUnit = QLabel("f_S", self)
self.lblNPoints = QLabel("<i>N</i> =", self)
self.ledNPoints = QLineEdit(self)
self.ledNPoints.setText("0")
self.ledNPoints.setToolTip(
"Number of points to calculate and display.\n"
"N = 0 selects automatically.")
layHControls = QHBoxLayout()
layHControls.addWidget(self.lblNPoints)
layHControls.addWidget(self.ledNPoints)
layHControls.addStretch(2)
layHControls.addWidget(self.chkLog)
layHControls.addWidget(self.lblLog)
layHControls.addStretch(1)
layHControls.addWidget(self.lblLogBottom)
layHControls.addWidget(self.ledLogBottom)
layHControls.addWidget(self.lbldB)
layHControls.addStretch(2)
layHControls.addWidget(self.lblPltStim)
layHControls.addWidget(self.chkPltStim)
layHControls.addStretch(1)
layHControls.addWidget(self.lblStimulus)
layHControls.addWidget(self.cmbStimulus)
layHControls.addStretch(2)
layHControls.addWidget(self.lblFreq)
layHControls.addWidget(self.ledFreq)
layHControls.addWidget(self.lblFreqUnit)
layHControls.addStretch(10)
# This widget encompasses all control subwidgets:
self.frmControls = QFrame(self)
self.frmControls.setObjectName("frmControls")
self.frmControls.setLayout(layHControls)
#----------------------------------------------------------------------
# mplwidget
#----------------------------------------------------------------------
self.mplwidget = MplWidget(self)
self.mplwidget.layVMainMpl.addWidget(self.frmControls)
self.mplwidget.layVMainMpl.setContentsMargins(*params['wdg_margins'])
self.setLayout(self.mplwidget.layVMainMpl)
#----------------------------------------------------------------------
# SIGNALS & SLOTs
#----------------------------------------------------------------------
self.chkLog.clicked.connect(self.draw)
self.ledNPoints.editingFinished.connect(self.draw)
self.ledLogBottom.editingFinished.connect(self.draw)
self.chkPltStim.clicked.connect(self.draw)
# self.cmbStimulus.currentIndexChanged.connect(self.draw)
self.cmbStimulus.activated.connect(self.draw)
self.ledFreq.installEventFilter(self)
self.draw() # initial calculation and drawing
def _init_UI(self):
self.chkLog = QtGui.QCheckBox(self)
self.chkLog.setText("Log.")
self.chkLog.setObjectName("chkLog")
self.chkLog.setToolTip("Logarithmic scale")
self.chkLog.setChecked(False)
self.chkPolar = QtGui.QCheckBox(self)
self.chkPolar.setText("Polar")
self.chkPolar.setObjectName("chkPolar")
self.chkPolar.setToolTip("Polar coordinates")
self.chkPolar.setChecked(False)
self.lblBottom = QtGui.QLabel("Bottom =")
self.ledBottom = QtGui.QLineEdit(self)
self.ledBottom.setObjectName("ledBottom")
self.ledBottom.setText(str(self.zmin))
self.ledBottom.setToolTip("Minimum display value.")
self.lblTop = QtGui.QLabel("Top:")
self.ledTop = QtGui.QLineEdit(self)
self.ledTop.setObjectName("ledTop")
self.ledTop.setText(str(self.zmax))
self.ledTop.setToolTip("Maximum display value.")
# self.ledTop.setSizePolicy(QtGui.QSizePolicy.Maximum, QtGui.QSizePolicy.Maximum)
self.chkUC = QtGui.QCheckBox(self)
self.chkUC.setText("UC")
self.chkUC.setObjectName("chkUC")
self.chkUC.setToolTip("Plot unit circle")
self.chkUC.setChecked(True)
self.chkPZ = QtGui.QCheckBox(self)
self.chkPZ.setText("P/Z")
self.chkPZ.setObjectName("chkPZ")
self.chkPZ.setToolTip("Plot poles and zeros")
self.chkPZ.setChecked(True)
self.chkHf = QtGui.QCheckBox(self)
self.chkHf.setText("H(f)")
self.chkHf.setObjectName("chkHf")
self.chkHf.setToolTip("Plot H(f) along the unit circle")
self.chkHf.setChecked(True)
modes = ['None', 'Mesh', 'Surf', 'Contour']
self.cmbMode3D = QtGui.QComboBox(self)
self.cmbMode3D.addItems(modes)
self.cmbMode3D.setObjectName("cmbShow3D")
self.cmbMode3D.setToolTip("Select 3D-plot mode.")
self.cmbMode3D.setCurrentIndex(0)
self.cmbMode3D.setSizeAdjustPolicy(QtGui.QComboBox.AdjustToContents)
self.chkColormap_r = QtGui.QCheckBox(self)
self.chkColormap_r.setText("reverse")
self.chkColormap_r.setToolTip("reverse colormap")
self.chkColormap_r.setChecked(True)
self.cmbColormap = QtGui.QComboBox(self)
self._init_cmb_colormap()
self.cmbColormap.setToolTip("Select colormap")
self.chkColBar = QtGui.QCheckBox(self)
self.chkColBar.setText("Colorbar")
self.chkColBar.setObjectName("chkColBar")
self.chkColBar.setToolTip("Show colorbar")
self.chkColBar.setChecked(False)
self.chkLighting = QtGui.QCheckBox(self)
self.chkLighting.setText("Lighting")
self.chkLighting.setObjectName("chkLighting")
self.chkLighting.setToolTip("Enable light source")
self.chkLighting.setChecked(False)
self.lblAlpha = QtGui.QLabel("Alpha")
self.diaAlpha = QtGui.QDial(self)
self.diaAlpha.setRange(0., 10.)
self.diaAlpha.setValue(10)
self.diaAlpha.setTracking(False) # produce less events when turning
self.diaAlpha.setFixedHeight(30)
self.diaAlpha.setFixedWidth(30)
self.diaAlpha.setWrapping(False)
self.diaAlpha.setToolTip(
"Set transparency for surf and 3D-contour plot.")
self.lblHatch = QtGui.QLabel("Stride")
self.diaHatch = QtGui.QDial(self)
self.diaHatch.setRange(0., 9.)
self.diaHatch.setValue(5)
self.diaHatch.setTracking(False) # produce less events when turning
self.diaHatch.setFixedHeight(30)
self.diaHatch.setFixedWidth(30)
self.diaHatch.setWrapping(False)
self.diaHatch.setToolTip("Set hatching for H(jw).")
self.chkContour2D = QtGui.QCheckBox(self)
self.chkContour2D.setText("Contour2D")
self.chkContour2D.setObjectName("chkContour2D")
self.chkContour2D.setToolTip("Plot 2D-contours at z =0")
self.chkContour2D.setChecked(False)
#----------------------------------------------------------------------
# LAYOUT for UI widgets
#----------------------------------------------------------------------
spc = QtGui.QSpacerItem(0, 0, QtGui.QSizePolicy.Expanding,
QtGui.QSizePolicy.Minimum)
self.layGSelect = QtGui.QGridLayout()
self.layGSelect.setObjectName('plotSpecSelect')
self.layGSelect.addWidget(self.chkLog, 0, 0)
self.layGSelect.addWidget(self.chkPolar, 1, 0)
self.layGSelect.addWidget(self.lblTop, 0, 2)
self.layGSelect.addWidget(self.lblBottom, 1, 2)
self.layGSelect.addWidget(self.ledTop, 0, 4)
self.layGSelect.addWidget(self.ledBottom, 1, 4)
self.layGSelect.addItem(spc, 0, 5)
self.layGSelect.addWidget(self.chkUC, 0, 6)
self.layGSelect.addWidget(self.chkHf, 1, 6)
self.layGSelect.addWidget(self.chkPZ, 0, 8)
self.layGSelect.addWidget(self.cmbColormap, 0, 10, 1, 1)
self.layGSelect.addWidget(self.chkColormap_r, 1, 10)
self.layGSelect.addWidget(self.cmbMode3D, 0, 12)
self.layGSelect.addWidget(self.chkContour2D, 1, 12)
self.layGSelect.addWidget(self.chkLighting, 0, 14)
self.layGSelect.addWidget(self.chkColBar, 1, 14)
self.layGSelect.addWidget(self.diaAlpha, 0, 16)
self.layGSelect.addWidget(self.lblAlpha, 0, 15)
self.layGSelect.addWidget(self.diaHatch, 1, 16)
self.layGSelect.addWidget(self.lblHatch, 1, 15)
#----------------------------------------------------------------------
# mplwidget
#----------------------------------------------------------------------
self.mplwidget = MplWidget(self)
self.mplwidget.layVMainMpl.addLayout(self.layGSelect)
self.setLayout(self.mplwidget.layVMainMpl)
# self.mplwidget.setFocus()
# make this the central widget, taking all available space:
# self.setCentralWidget(self.mplwidget)
self._init_grid() # initialize grid and do initial plot
#----------------------------------------------------------------------
# SIGNALS & SLOTs
#----------------------------------------------------------------------
self.chkLog.clicked.connect(self._log_clicked)
self.ledBottom.editingFinished.connect(self._log_clicked)
self.ledTop.editingFinished.connect(self._log_clicked)
self.chkPolar.clicked.connect(self._init_grid)
self.chkUC.clicked.connect(self.draw)
self.chkHf.clicked.connect(self.draw)
self.chkPZ.clicked.connect(self.draw)
self.cmbMode3D.currentIndexChanged.connect(self.draw)
self.chkColBar.clicked.connect(self.draw)
self.cmbColormap.currentIndexChanged.connect(self.draw)
self.chkColormap_r.clicked.connect(self._init_cmb_colormap)
self.chkLighting.clicked.connect(self.draw)
self.diaAlpha.valueChanged.connect(self.draw)
self.diaHatch.valueChanged.connect(self.draw)
self.chkContour2D.clicked.connect(self.draw)
logger.debug("UI initialized")
def _construct_UI(self):
self.chkLog = QCheckBox("Log.", self)
self.chkLog.setObjectName("chkLog")
self.chkLog.setToolTip("Logarithmic scale")
self.chkLog.setChecked(False)
self.chkPolar = QCheckBox("Polar", self)
self.chkPolar.setObjectName("chkPolar")
self.chkPolar.setToolTip("Polar coordinate range")
self.chkPolar.setChecked(False)
self.lblBottom = QLabel("Bottom =", self)
self.ledBottom = QLineEdit(self)
self.ledBottom.setObjectName("ledBottom")
self.ledBottom.setText(str(self.zmin))
self.ledBottom.setToolTip("Minimum display value.")
self.lblTop = QLabel("Top:", self)
self.ledTop = QLineEdit(self)
self.ledTop.setObjectName("ledTop")
self.ledTop.setText(str(self.zmax))
self.ledTop.setToolTip("Maximum display value.")
self.chkUC = QCheckBox("UC", self)
self.chkUC.setObjectName("chkUC")
self.chkUC.setToolTip("Plot unit circle")
self.chkUC.setChecked(True)
self.chkPZ = QCheckBox("P/Z", self)
self.chkPZ.setObjectName("chkPZ")
self.chkPZ.setToolTip("Plot poles and zeros")
self.chkPZ.setChecked(True)
self.chkHf = QCheckBox("H(f)", self)
self.chkHf.setObjectName("chkHf")
self.chkHf.setToolTip("Plot H(f) along the unit circle")
self.chkHf.setChecked(True)
modes = ['None', 'Mesh', 'Surf', 'Contour']
self.cmbMode3D = QComboBox(self)
self.cmbMode3D.addItems(modes)
self.cmbMode3D.setObjectName("cmbShow3D")
self.cmbMode3D.setToolTip("Select 3D-plot mode.")
self.cmbMode3D.setCurrentIndex(0)
self.cmbMode3D.setSizeAdjustPolicy(QComboBox.AdjustToContents)
self.chkColormap_r = QCheckBox("reverse", self)
self.chkColormap_r.setToolTip("reverse colormap")
self.chkColormap_r.setChecked(True)
self.cmbColormap = QComboBox(self)
self._init_cmb_colormap()
self.cmbColormap.setToolTip("Select colormap")
self.chkColBar = QCheckBox("Colorbar", self)
self.chkColBar.setObjectName("chkColBar")
self.chkColBar.setToolTip("Show colorbar")
self.chkColBar.setChecked(False)
self.chkLighting = QCheckBox("Lighting", self)
self.chkLighting.setObjectName("chkLighting")
self.chkLighting.setToolTip("Enable light source")
self.chkLighting.setChecked(False)
self.lblAlpha = QLabel("Alpha", self)
self.diaAlpha = QDial(self)
self.diaAlpha.setRange(0., 10.)
self.diaAlpha.setValue(10)
self.diaAlpha.setTracking(False) # produce less events when turning
self.diaAlpha.setFixedHeight(30)
self.diaAlpha.setFixedWidth(30)
self.diaAlpha.setWrapping(False)
self.diaAlpha.setToolTip(
"Set transparency for surf and 3D-contour plot.")
self.lblHatch = QLabel("Stride", self)
self.diaHatch = QDial(self)
self.diaHatch.setRange(0., 9.)
self.diaHatch.setValue(5)
self.diaHatch.setTracking(False) # produce less events when turning
self.diaHatch.setFixedHeight(30)
self.diaHatch.setFixedWidth(30)
self.diaHatch.setWrapping(False)
self.diaHatch.setToolTip("Set hatching for H(jw).")
self.chkContour2D = QCheckBox("Contour2D", self)
self.chkContour2D.setObjectName("chkContour2D")
self.chkContour2D.setToolTip("Plot 2D-contours at z =0")
self.chkContour2D.setChecked(False)
#----------------------------------------------------------------------
# LAYOUT for UI widgets
#----------------------------------------------------------------------
layGControls = QGridLayout()
layGControls.addWidget(self.chkLog, 0, 0)
layGControls.addWidget(self.chkPolar, 1, 0)
layGControls.addWidget(self.lblTop, 0, 2)
layGControls.addWidget(self.lblBottom, 1, 2)
layGControls.addWidget(self.ledTop, 0, 4)
layGControls.addWidget(self.ledBottom, 1, 4)
layGControls.setColumnStretch(5, 1)
layGControls.addWidget(self.chkUC, 0, 6)
layGControls.addWidget(self.chkHf, 1, 6)
layGControls.addWidget(self.chkPZ, 0, 8)
layGControls.addWidget(self.cmbMode3D, 0, 10)
layGControls.addWidget(self.chkContour2D, 1, 10)
layGControls.addWidget(self.cmbColormap, 0, 12, 1, 1)
layGControls.addWidget(self.chkColormap_r, 1, 12)
layGControls.addWidget(self.chkLighting, 0, 14)
layGControls.addWidget(self.chkColBar, 1, 14)
layGControls.addWidget(self.lblAlpha, 0, 15)
layGControls.addWidget(self.diaAlpha, 0, 16)
layGControls.addWidget(self.lblHatch, 1, 15)
layGControls.addWidget(self.diaHatch, 1, 16)
# This widget encompasses all control subwidgets
self.frmControls = QFrame(self)
self.frmControls.setObjectName("frmControls")
self.frmControls.setLayout(layGControls)
#----------------------------------------------------------------------
# mplwidget
#----------------------------------------------------------------------
# This is the plot pane widget, encompassing the other widgets
self.mplwidget = MplWidget(self)
self.mplwidget.layVMainMpl.addWidget(self.frmControls)
self.mplwidget.layVMainMpl.setContentsMargins(*params['wdg_margins'])
self.setLayout(self.mplwidget.layVMainMpl)
self._init_grid() # initialize grid and do initial plot
#----------------------------------------------------------------------
# SIGNALS & SLOTs
#----------------------------------------------------------------------
self.chkLog.clicked.connect(self._log_clicked)
self.ledBottom.editingFinished.connect(self._log_clicked)
self.ledTop.editingFinished.connect(self._log_clicked)
self.chkPolar.clicked.connect(self._init_grid)
self.chkUC.clicked.connect(self.draw)
self.chkHf.clicked.connect(self.draw)
self.chkPZ.clicked.connect(self.draw)
self.cmbMode3D.currentIndexChanged.connect(self.draw)
self.chkColBar.clicked.connect(self.draw)
self.cmbColormap.currentIndexChanged.connect(self.draw)
self.chkColormap_r.clicked.connect(self._init_cmb_colormap)
self.chkLighting.clicked.connect(self.draw)
self.diaAlpha.valueChanged.connect(self.draw)
self.diaHatch.valueChanged.connect(self.draw)
self.chkContour2D.clicked.connect(self.draw)
self.mplwidget.mplToolbar.enable_update(
state=False) # disable initially
def _init_UI(self):
self.lblLog = QLabel(self)
self.lblLog.setText("Log:")
self.chkLog = QCheckBox(self)
self.chkLog.setObjectName("chkLog")
self.chkLog.setToolTip("Show logarithmic impulse / step response.")
self.chkLog.setChecked(False)
self.lblLogBottom = QLabel("Bottom = ")
self.ledLogBottom = QLineEdit(self)
self.ledLogBottom.setText("-80")
self.ledLogBottom.setToolTip("Minimum display value for log. scale.")
self.lbldB = QLabel("dB")
self.lblPltStim = QLabel(self)
self.lblPltStim.setText("Stimulus: Show")
self.chkPltStim = QCheckBox(self)
self.chkPltStim.setChecked(False)
self.lblStimulus = QLabel("Type = ")
self.cmbStimulus = QComboBox(self)
self.cmbStimulus.addItems(["Pulse","Step","StepErr", "Sine", "Rect", "Saw"])
self.cmbStimulus.setToolTip("Select stimulus type.")
self.lblFreq = QLabel("<i>f</i> =")
self.ledFreq = QLineEdit(self)
self.ledFreq.setText(str(self.stim_freq))
self.ledFreq.setToolTip("Stimulus frequency.")
self.lblFreqUnit = QLabel("f_S")
self.lblNPoints = QLabel("<i>N</i> =")
self.ledNPoints = QLineEdit(self)
self.ledNPoints.setText("0")
self.ledNPoints.setToolTip("Number of points to calculate and display.\n"
"N = 0 chooses automatically.")
self.layHChkBoxes = QHBoxLayout()
self.layHChkBoxes.addStretch(10)
self.layHChkBoxes.addWidget(self.lblNPoints)
self.layHChkBoxes.addWidget(self.ledNPoints)
self.layHChkBoxes.addStretch(2)
self.layHChkBoxes.addWidget(self.lblLog)
self.layHChkBoxes.addWidget(self.chkLog)
self.layHChkBoxes.addStretch(1)
self.layHChkBoxes.addWidget(self.lblLogBottom)
self.layHChkBoxes.addWidget(self.ledLogBottom)
self.layHChkBoxes.addWidget(self.lbldB)
self.layHChkBoxes.addStretch(2)
self.layHChkBoxes.addWidget(self.lblPltStim)
self.layHChkBoxes.addWidget(self.chkPltStim)
self.layHChkBoxes.addStretch(1)
self.layHChkBoxes.addWidget(self.lblStimulus)
self.layHChkBoxes.addWidget(self.cmbStimulus)
self.layHChkBoxes.addStretch(2)
self.layHChkBoxes.addWidget(self.lblFreq)
self.layHChkBoxes.addWidget(self.ledFreq)
self.layHChkBoxes.addWidget(self.lblFreqUnit)
self.layHChkBoxes.addStretch(10)
#----------------------------------------------------------------------
# mplwidget
#----------------------------------------------------------------------
self.mplwidget = MplWidget(self)
self.mplwidget.layVMainMpl.addLayout(self.layHChkBoxes)
self.setLayout(self.mplwidget.layVMainMpl)
#----------------------------------------------------------------------
# SIGNALS & SLOTs
#----------------------------------------------------------------------
self.chkLog.clicked.connect(self.draw)
self.ledNPoints.editingFinished.connect(self.draw)
self.ledLogBottom.editingFinished.connect(self.draw)
self.chkPltStim.clicked.connect(self.draw)
self.cmbStimulus.currentIndexChanged.connect(self.draw)
self.ledFreq.installEventFilter(self)
# self.ledFreq.editingFinished.connect(self.draw)
self.draw() # initial calculation and drawing
def __init__(self, parent):
super(PlotHf, self).__init__(parent)
modes = ['| H |', 're{H}', 'im{H}']
self.cmbShowH = QComboBox(self)
self.cmbShowH.addItems(modes)
self.cmbShowH.setObjectName("cmbUnitsH")
self.cmbShowH.setToolTip(
"Show magnitude, real / imag. part of H or H \n"
"without linear phase (acausal system).")
self.cmbShowH.setCurrentIndex(0)
self.lblIn = QLabel("in")
units = ['dB', 'V', 'W', 'Auto']
self.cmbUnitsA = QComboBox(self)
self.cmbUnitsA.addItems(units)
self.cmbUnitsA.setObjectName("cmbUnitsA")
self.cmbUnitsA.setToolTip(
"Set unit for y-axis:\n"
"dB is attenuation (positive values)\nV and W are less than 1.")
self.cmbUnitsA.setCurrentIndex(0)
self.cmbShowH.setSizeAdjustPolicy(QComboBox.AdjustToContents)
self.cmbUnitsA.setSizeAdjustPolicy(QComboBox.AdjustToContents)
self.lblLinphase = QLabel("Acausal system")
self.chkLinphase = QCheckBox()
self.chkLinphase.setToolTip(
"Remove linear phase according to filter order.\n"
"Attention: this makes no sense for a non-linear phase system!")
self.lblInset = QLabel("Inset")
self.cmbInset = QComboBox(self)
self.cmbInset.addItems(['off', 'edit', 'fixed'])
self.cmbInset.setObjectName("cmbInset")
self.cmbInset.setToolTip("Display/edit second inset plot")
self.cmbInset.setCurrentIndex(0)
self.inset_idx = 0 # store previous index for comparison
self.lblSpecs = QLabel("Show Specs")
self.chkSpecs = QCheckBox()
self.chkSpecs.setChecked(False)
self.chkSpecs.setToolTip("Display filter specs as hatched regions")
self.lblPhase = QLabel("Phase")
self.chkPhase = QCheckBox()
self.chkPhase.setToolTip("Overlay phase")
self.layHChkBoxes = QHBoxLayout()
self.layHChkBoxes.addStretch(10)
self.layHChkBoxes.addWidget(self.cmbShowH)
self.layHChkBoxes.addWidget(self.lblIn)
self.layHChkBoxes.addWidget(self.cmbUnitsA)
self.layHChkBoxes.addStretch(1)
self.layHChkBoxes.addWidget(self.lblLinphase)
self.layHChkBoxes.addWidget(self.chkLinphase)
self.layHChkBoxes.addStretch(1)
self.layHChkBoxes.addWidget(self.lblInset)
self.layHChkBoxes.addWidget(self.cmbInset)
self.layHChkBoxes.addStretch(1)
self.layHChkBoxes.addWidget(self.lblSpecs)
self.layHChkBoxes.addWidget(self.chkSpecs)
self.layHChkBoxes.addStretch(1)
self.layHChkBoxes.addWidget(self.lblPhase)
self.layHChkBoxes.addWidget(self.chkPhase)
self.layHChkBoxes.addStretch(10)
#----------------------------------------------------------------------
# mplwidget
#----------------------------------------------------------------------
self.mplwidget = MplWidget(self)
self.mplwidget.layVMainMpl.addLayout(self.layHChkBoxes)
self.setLayout(self.mplwidget.layVMainMpl)
self.init_axes()
self.draw() # calculate and draw |H(f)|
#----------------------------------------------------------------------
# SIGNALS & SLOTs
#----------------------------------------------------------------------
self.cmbUnitsA.currentIndexChanged.connect(self.draw)
self.cmbShowH.currentIndexChanged.connect(self.draw)
self.chkLinphase.clicked.connect(self.draw)
self.cmbInset.currentIndexChanged.connect(self.draw_inset)
self.chkSpecs.clicked.connect(self.draw)
self.chkPhase.clicked.connect(self.draw)
def __init__(self, parent):
super(PlotHf, self).__init__(parent)
modes = ['| H |', 're{H}', 'im{H}']
self.cmbShowH = QComboBox(self)
self.cmbShowH.addItems(modes)
self.cmbShowH.setObjectName("cmbUnitsH")
self.cmbShowH.setToolTip(
"Show magnitude, real / imag. part of H or H \n"
"without linear phase (acausal system).")
self.cmbShowH.setCurrentIndex(0)
self.lblIn = QLabel("in", self)
units = ['dB', 'V', 'W', 'Auto']
self.cmbUnitsA = QComboBox(self)
self.cmbUnitsA.addItems(units)
self.cmbUnitsA.setObjectName("cmbUnitsA")
self.cmbUnitsA.setToolTip(
"<span>Set unit for y-axis:\n"
"dB is attenuation (positive values), V and W are gain (less than 1).</span>"
)
self.cmbUnitsA.setCurrentIndex(0)
self.cmbShowH.setSizeAdjustPolicy(QComboBox.AdjustToContents)
self.cmbUnitsA.setSizeAdjustPolicy(QComboBox.AdjustToContents)
self.chkLinphase = QCheckBox("Zero phase", self)
self.chkLinphase.setToolTip(
"<span>Subtract linear phase according to filter order.\n"
"Attention: this makes no sense for a non-linear phase system!</span>"
)
self.lblInset = QLabel("Inset", self)
self.cmbInset = QComboBox(self)
self.cmbInset.addItems(['off', 'edit', 'fixed'])
self.cmbInset.setObjectName("cmbInset")
self.cmbInset.setToolTip("Display/edit second inset plot")
self.cmbInset.setCurrentIndex(0)
self.inset_idx = 0 # store previous index for comparison
self.chkSpecs = QCheckBox("Show Specs", self)
self.chkSpecs.setChecked(False)
self.chkSpecs.setToolTip("Display filter specs as hatched regions")
self.chkPhase = QCheckBox("Phase", self)
self.chkPhase.setToolTip("Overlay phase")
layHControls = QHBoxLayout()
layHControls.addStretch(10)
layHControls.addWidget(self.cmbShowH)
layHControls.addWidget(self.lblIn)
layHControls.addWidget(self.cmbUnitsA)
layHControls.addStretch(1)
layHControls.addWidget(self.chkLinphase)
layHControls.addStretch(1)
layHControls.addWidget(self.lblInset)
layHControls.addWidget(self.cmbInset)
layHControls.addStretch(1)
layHControls.addWidget(self.chkSpecs)
layHControls.addStretch(1)
layHControls.addWidget(self.chkPhase)
layHControls.addStretch(10)
# This widget encompasses all control subwidgets:
self.frmControls = QFrame(self)
self.frmControls.setObjectName("frmControls")
self.frmControls.setLayout(layHControls)
#----------------------------------------------------------------------
# mplwidget
#----------------------------------------------------------------------
# This is the plot pane widget, encompassing the other widgets
self.mplwidget = MplWidget(self)
self.mplwidget.layVMainMpl.addWidget(self.frmControls)
self.mplwidget.layVMainMpl.setContentsMargins(*params['wdg_margins'])
self.setLayout(self.mplwidget.layVMainMpl)
self.init_axes()
self.draw() # calculate and draw |H(f)|
#----------------------------------------------------------------------
# SIGNALS & SLOTs
#----------------------------------------------------------------------
self.cmbUnitsA.currentIndexChanged.connect(self.draw)
self.cmbShowH.currentIndexChanged.connect(self.draw)
self.chkLinphase.clicked.connect(self.draw)
self.cmbInset.currentIndexChanged.connect(self.draw_inset)
self.chkSpecs.clicked.connect(self.draw)
self.chkPhase.clicked.connect(self.draw)
self.mplwidget.mplToolbar.sigEnabled.connect(self.enable_ui)
