class IntegerProperty(Property, QWidget):
""" Property which hold editable integer numbers.
A Spinbox is provided when the property is editable.
"""
USER_INFO = "Integer field"
def __init__(self, name, value, categoryName=None):
""" Constructor
"""
Property.__init__(self, name, categoryName)
QWidget.__init__(self)
self.setLayout(QHBoxLayout())
self.layout().setSpacing(0)
self.layout().setContentsMargins(0, 0, 0, 0)
self._spinbox = QSpinBox()
#self.maxint = sys.maxint # does not work on Mac OS X (Snow Leopard 10.6.2), confusion between 32 and 64 bit limits
self.maxint = 2**31
self._spinbox.setRange(-self.maxint + 1, self.maxint - 1)
self._spinbox.setFrame(False)
self.layout().addWidget(self._spinbox)
self.setFocusProxy(self._spinbox)
self._lineedit = QLineEdit()
self._lineedit.setReadOnly(True)
self._lineedit.setFrame(False)
self._lineedit.setContentsMargins(0, 0, 0, 0)
self.layout().addWidget(self._lineedit)
self._lineedit.hide()
self.setValue(value)
self.connect(self._spinbox, SIGNAL('valueChanged(int)'),
self.valueChanged)
def setReadOnly(self, readOnly):
""" Switches between lineedit and spinbox.
"""
if readOnly:
self._spinbox.hide()
self._lineedit.show()
self.setFocusProxy(self._lineedit)
else:
self._spinbox.show()
self._lineedit.hide()
self.setFocusProxy(self._spinbox)
def value(self):
""" Returns integer value.
"""
return self._spinbox.value()
def setValue(self, value):
self.disconnect(self._spinbox, SIGNAL('valueChanged(int)'),
self.valueChanged)
self._spinbox.setValue(value % self.maxint)
self.connect(self._spinbox, SIGNAL('valueChanged(int)'),
self.valueChanged)
self._lineedit.setText(str(value))
class IntegerProperty(Property,QWidget):
""" Property which hold editable integer numbers.
A Spinbox is provided when the property is editable.
"""
USER_INFO = "Integer field"
def __init__(self, name, value, categoryName=None):
""" Constructor
"""
Property.__init__(self, name, categoryName)
QWidget.__init__(self)
self.setLayout(QHBoxLayout())
self.layout().setSpacing(0)
self.layout().setContentsMargins(0, 0, 0, 0)
self._spinbox=QSpinBox()
#self.maxint = sys.maxint # does not work on Mac OS X (Snow Leopard 10.6.2), confusion between 32 and 64 bit limits
self.maxint = 2**31
self._spinbox.setRange(-self.maxint+1, self.maxint-1)
self._spinbox.setFrame(False)
self.layout().addWidget(self._spinbox)
self.setFocusProxy(self._spinbox)
self._lineedit=QLineEdit()
self._lineedit.setReadOnly(True)
self._lineedit.setFrame(False)
self._lineedit.setContentsMargins(0, 0, 0, 0)
self.layout().addWidget(self._lineedit)
self._lineedit.hide()
self.setValue(value)
self.connect(self._spinbox, SIGNAL('valueChanged(int)'), self.valueChanged)
def setReadOnly(self, readOnly):
""" Switches between lineedit and spinbox.
"""
if readOnly:
self._spinbox.hide()
self._lineedit.show()
self.setFocusProxy(self._lineedit)
else:
self._spinbox.show()
self._lineedit.hide()
self.setFocusProxy(self._spinbox)
def value(self):
""" Returns integer value.
"""
return self._spinbox.value()
def setValue(self,value):
self.disconnect(self._spinbox, SIGNAL('valueChanged(int)'), self.valueChanged)
self._spinbox.setValue(value % self.maxint)
self.connect(self._spinbox, SIGNAL('valueChanged(int)'), self.valueChanged)
self._lineedit.setText(str(value))
class LaserRangeFinder(PluginBase):
def __init__(self, *args):
PluginBase.__init__(self, BrickletLaserRangeFinder, *args)
self.lrf = self.device
self.cbe_distance = CallbackEmulator(self.lrf.get_distance,
self.cb_distance,
self.increase_error_count)
self.cbe_velocity = CallbackEmulator(self.lrf.get_velocity,
self.cb_velocity,
self.increase_error_count)
self.current_distance = None # int, cm
self.current_velocity = None # float, m/s
plots_distance = [('Distance', Qt.red, lambda: self.current_distance,
format_distance)]
plots_velocity = [('Velocity', Qt.red, lambda: self.current_velocity,
'{:.2f} m/s'.format)]
self.plot_widget_distance = PlotWidget('Distance [cm]', plots_distance)
self.plot_widget_velocity = PlotWidget('Velocity [m/s]',
plots_velocity)
self.mode_label = QLabel('Mode:')
self.mode_combo = QComboBox()
self.mode_combo.addItem("Distance: 1cm resolution, 40m max")
self.mode_combo.addItem("Velocity: 0.10 m/s resolution, 12.70m/s max")
self.mode_combo.addItem("Velocity: 0.25 m/s resolution, 31.75m/s max")
self.mode_combo.addItem("Velocity: 0.50 m/s resolution, 63.50m/s max")
self.mode_combo.addItem("Velocity: 1.00 m/s resolution, 127.00m/s max")
self.mode_combo.currentIndexChanged.connect(self.mode_changed)
self.mode_combo.hide()
self.label_average_distance = QLabel('Moving Average for Distance:')
self.spin_average_distance = QSpinBox()
self.spin_average_distance.setMinimum(0)
self.spin_average_distance.setMaximum(50)
self.spin_average_distance.setSingleStep(1)
self.spin_average_distance.setValue(10)
self.spin_average_distance.editingFinished.connect(
self.spin_average_finished)
self.label_average_velocity = QLabel('Moving Average for Velocity:')
self.spin_average_velocity = QSpinBox()
self.spin_average_velocity.setMinimum(0)
self.spin_average_velocity.setMaximum(50)
self.spin_average_velocity.setSingleStep(1)
self.spin_average_velocity.setValue(10)
self.spin_average_velocity.editingFinished.connect(
self.spin_average_finished)
self.enable_laser = QCheckBox("Enable Laser")
self.enable_laser.stateChanged.connect(self.enable_laser_changed)
self.label_acquisition_count = QLabel('Acquisition Count:')
self.spin_acquisition_count = QSpinBox()
self.spin_acquisition_count.setMinimum(1)
self.spin_acquisition_count.setMaximum(255)
self.spin_acquisition_count.setSingleStep(1)
self.spin_acquisition_count.setValue(128)
self.enable_qick_termination = QCheckBox("Quick Termination")
self.label_threshold = QLabel('Threshold:')
self.threshold = QCheckBox("Automatic Threshold")
self.spin_threshold = QSpinBox()
self.spin_threshold.setMinimum(1)
self.spin_threshold.setMaximum(255)
self.spin_threshold.setSingleStep(1)
self.spin_threshold.setValue(1)
self.label_frequency = QLabel('Frequency [Hz]:')
self.frequency = QCheckBox(
"Automatic Frequency (Disable for Velocity)")
self.spin_frequency = QSpinBox()
self.spin_frequency.setMinimum(10)
self.spin_frequency.setMaximum(500)
self.spin_frequency.setSingleStep(1)
self.spin_frequency.setValue(10)
self.spin_acquisition_count.editingFinished.connect(
self.configuration_changed)
self.enable_qick_termination.stateChanged.connect(
self.configuration_changed)
self.spin_threshold.editingFinished.connect(self.configuration_changed)
self.threshold.stateChanged.connect(self.configuration_changed)
self.spin_frequency.editingFinished.connect(self.configuration_changed)
self.frequency.stateChanged.connect(self.configuration_changed)
layout_h1 = QHBoxLayout()
layout_h1.addWidget(self.plot_widget_distance)
layout_h1.addWidget(self.plot_widget_velocity)
layout_h2 = QHBoxLayout()
layout_h2.addWidget(self.mode_label)
layout_h2.addWidget(self.mode_combo)
layout_h2.addWidget(self.label_average_distance)
layout_h2.addWidget(self.spin_average_distance)
layout_h2.addWidget(self.label_average_velocity)
layout_h2.addWidget(self.spin_average_velocity)
layout_h2.addStretch()
layout_h2.addWidget(self.enable_laser)
layout_h3 = QHBoxLayout()
layout_h3.addWidget(self.label_frequency)
layout_h3.addWidget(self.spin_frequency)
layout_h3.addWidget(self.frequency)
layout_h3.addStretch()
layout_h3.addWidget(self.enable_qick_termination)
layout_h4 = QHBoxLayout()
layout_h4.addWidget(self.label_threshold)
layout_h4.addWidget(self.spin_threshold)
layout_h4.addWidget(self.threshold)
layout_h4.addStretch()
layout_h4.addWidget(self.label_acquisition_count)
layout_h4.addWidget(self.spin_acquisition_count)
self.widgets_distance = [
self.plot_widget_distance, self.spin_average_distance,
self.label_average_distance
]
self.widgets_velocity = [
self.plot_widget_velocity, self.spin_average_velocity,
self.label_average_velocity
]
for w in self.widgets_distance:
w.hide()
for w in self.widgets_velocity:
w.hide()
line = QFrame()
line.setFrameShape(QFrame.HLine)
line.setFrameShadow(QFrame.Sunken)
layout = QVBoxLayout(self)
layout.addLayout(layout_h1)
layout.addWidget(line)
layout.addLayout(layout_h2)
layout.addLayout(layout_h3)
layout.addLayout(layout_h4)
self.has_sensor_hardware_version_api = self.firmware_version >= (2, 0,
3)
self.has_configuration_api = self.firmware_version >= (2, 0, 3)
def start(self):
if self.has_sensor_hardware_version_api:
async_call(self.lrf.get_sensor_hardware_version, None,
self.get_sensor_hardware_version_async,
self.increase_error_count)
else:
self.get_sensor_hardware_version_async(1)
if self.has_configuration_api:
async_call(self.lrf.get_configuration, None,
self.get_configuration_async, self.increase_error_count)
async_call(self.lrf.get_mode, None, self.get_mode_async,
self.increase_error_count)
async_call(self.lrf.is_laser_enabled, None,
self.is_laser_enabled_async, self.increase_error_count)
async_call(self.lrf.get_moving_average, None,
self.get_moving_average_async, self.increase_error_count)
async_call(self.lrf.get_distance, None, self.cb_distance,
self.increase_error_count)
async_call(self.lrf.get_velocity, None, self.cb_velocity,
self.increase_error_count)
self.cbe_distance.set_period(25)
self.cbe_velocity.set_period(25)
self.plot_widget_distance.stop = False
self.plot_widget_velocity.stop = False
def stop(self):
self.cbe_distance.set_period(0)
self.cbe_velocity.set_period(0)
self.plot_widget_distance.stop = True
self.plot_widget_velocity.stop = True
def destroy(self):
pass
@staticmethod
def has_device_identifier(device_identifier):
return device_identifier == BrickletLaserRangeFinder.DEVICE_IDENTIFIER
def is_laser_enabled_async(self, enabled):
if enabled:
self.enable_laser.setChecked(True)
else:
self.enable_laser.setChecked(False)
def enable_laser_changed(self, state):
if state == Qt.Checked:
self.lrf.enable_laser()
else:
self.lrf.disable_laser()
def mode_changed(self, value):
if value < 0 or value > 4:
return
self.lrf.set_mode(value)
if value == 0:
for w in self.widgets_velocity:
w.hide()
for w in self.widgets_distance:
w.show()
else:
for w in self.widgets_distance:
w.hide()
for w in self.widgets_velocity:
w.show()
def cb_distance(self, distance):
self.current_distance = distance
def cb_velocity(self, velocity):
self.current_velocity = velocity / 100.0
def configuration_changed(self):
acquisition_count = self.spin_acquisition_count.value()
enable_quick_termination = self.enable_qick_termination.isChecked()
if self.threshold.isChecked():
threshold = 0
else:
threshold = self.spin_threshold.value()
if self.frequency.isChecked():
frequency = 0
for w in self.widgets_velocity:
w.hide()
else:
frequency = self.spin_frequency.value()
for w in self.widgets_velocity:
w.show()
self.spin_threshold.setDisabled(threshold == 0)
self.spin_frequency.setDisabled(frequency == 0)
self.lrf.set_configuration(acquisition_count, enable_quick_termination,
threshold, frequency)
def get_configuration_async(self, conf):
self.spin_acquisition_count.blockSignals(True)
self.spin_acquisition_count.setValue(conf.acquisition_count)
self.spin_acquisition_count.blockSignals(False)
self.enable_qick_termination.blockSignals(True)
self.enable_qick_termination.setChecked(conf.enable_quick_termination)
self.enable_qick_termination.blockSignals(False)
self.spin_threshold.blockSignals(True)
self.spin_threshold.setValue(conf.threshold_value)
self.spin_threshold.setDisabled(conf.threshold_value == 0)
self.spin_threshold.blockSignals(False)
self.spin_frequency.blockSignals(True)
self.spin_frequency.setValue(conf.measurement_frequency)
self.spin_frequency.setDisabled(conf.measurement_frequency == 0)
self.spin_frequency.blockSignals(False)
self.threshold.blockSignals(True)
self.threshold.setChecked(conf.threshold_value == 0)
self.threshold.blockSignals(False)
self.frequency.blockSignals(True)
self.frequency.setChecked(conf.measurement_frequency == 0)
self.frequency.blockSignals(False)
self.configuration_changed()
def get_sensor_hardware_version_async(self, value):
if value == 1:
self.mode_combo.show()
self.mode_label.show()
self.label_acquisition_count.hide()
self.spin_acquisition_count.hide()
self.enable_qick_termination.hide()
self.label_threshold.hide()
self.spin_threshold.hide()
self.threshold.hide()
self.label_frequency.hide()
self.spin_frequency.hide()
self.frequency.hide()
else:
self.mode_combo.hide()
self.mode_label.hide()
self.label_acquisition_count.show()
self.spin_acquisition_count.show()
self.enable_qick_termination.show()
self.label_threshold.show()
self.spin_threshold.show()
self.threshold.show()
self.label_frequency.show()
self.spin_frequency.show()
self.frequency.show()
for w in self.widgets_distance:
w.show()
for w in self.widgets_velocity:
w.show()
def get_mode_async(self, value):
self.mode_combo.setCurrentIndex(value)
self.mode_changed(value)
def get_moving_average_async(self, avg):
self.spin_average_distance.setValue(avg.distance_average_length)
self.spin_average_velocity.setValue(avg.velocity_average_length)
def spin_average_finished(self):
self.lrf.set_moving_average(self.spin_average_distance.value(),
self.spin_average_velocity.value())
class CustomOption(QDialog):
def __init__(self, parent=None):
super(CustomOption, self).__init__(parent)
self.options = {}
self.enable = QCheckBox('Enable custom settings')
self.lblFamily = QLabel('Family:')
self.lblWavelet = QLabel('Wavelet:')
self.lblSignal = QLabel('Extension:')
self.lblLvls = QLabel('Levels:')
self.waveletFamily = QComboBox()
self.wavelet = QComboBox()
self.signalEx = QComboBox()
self.lvls = QSpinBox()
self.lvls.setRange(2, 10)
self.periodic = QCheckBox('Frequency')
self.frequency = QSpinBox()
self.frequency.setMinimum(2)
self.frequency.hide()
self.apply = QPushButton('Apply')
self.cancel = QPushButton('Cancel')
self.layout = QGridLayout()
self.layout.addWidget(self.enable, 0, 0, 1, 2)
self.layout.addWidget(self.lblFamily, 1, 0)
self.layout.addWidget(self.waveletFamily, 1, 1)
self.layout.addWidget(self.lblWavelet, 2, 0)
self.layout.addWidget(self.wavelet, 2, 1)
self.layout.addWidget(self.lblSignal, 3, 0)
self.layout.addWidget(self.signalEx, 3, 1)
self.layout.addWidget(self.lblLvls, 4, 0)
self.layout.addWidget(self.lvls, 4, 1)
self.layout.addWidget(self.periodic, 5, 0)
self.layout.addWidget(self.frequency, 5, 1)
self.layout.addWidget(self.apply, 6, 0)
self.layout.addWidget(self.cancel, 6, 1)
self.layout.setAlignment(Qt.AlignCenter)
self.setLayout(self.layout)
self.initComponents()
self.initActions()
self.updateWavelet()
self.enableDisable()
def initComponents(self):
self.setWindowFlags(Qt.Tool)
self.setWindowTitle('Custom settings')
self.waveletFamily.addItems(pywt.families())
self.signalEx.addItems(pywt.MODES.modes)
self.periodic.clicked.connect(self.showFrequency)
self.options['enable'] = False
self.setStyleSheet('QPushButton {\
color: #333;\
border: 1px solid #555;\
border-radius: 11px;\
padding: 2px;\
background: qradialgradient(cx: 0.3, cy: -0.4,\
fx: 0.3, fy: -0.4,\
radius: 1.35, stop: 0 #fff, stop: 1 #888);\
min-width: 80px;}\
QPushButton:hover {\
color: #fff;\
background: qradialgradient(cx: 0.3, cy: -0.4,\
fx: 0.3, fy: -0.4,\
radius: 1.35, stop: 0 #fff, stop: 1 #bbb);}\
QPushButton:pressed {\
background: qradialgradient(cx: 0.4, cy: -0.1,\
fx: 0.4, fy: -0.1,\
radius: 1.35, stop: 0 #fff, stop: 1 #ddd);}\
QPushButton:checked {\
background: qradialgradient(cx: 0.4, cy: -0.1,\
fx: 0.4, fy: -0.1,\
radius: 1.35, stop: 0 #fff, stop: 1 #ddd);}\
QComboBox {\
color: #333;\
border: 1px solid #555;\
border-radius: 11px;\
padding: 1px 18px 1px 3px;\
background: qradialgradient(cx: 0.3, cy: -0.4,\
fx: 0.3, fy: -0.4,\
radius: 1.35, stop: 0 #fff, stop: 1 #888);\
min-width: 20px;}\
QComboBox:hover {\
color: #fff;\
background: qradialgradient(cx: 0.3, cy: -0.4,\
fx: 0.3, fy: -0.4,\
radius: 1.35, stop: 0 #fff, stop: 1 #bbb);}\
QComboBox::down-arrow {\
image: url(' + RES + ICONS + ARROW_DOWN + ');}\
QComboBox::down-arrow:on {\
top: 1px;\
left: 1px;}\
QComboBox::drop-down {\
subcontrol-origin: padding;\
subcontrol-position: top right;\
width: 15px;\
border-left-width: 1px;\
border-left-color: darkgray;\
border-left-style: solid;\
border-top-right-radius: 3px;\
border-bottom-right-radius: 3px;}\
QToolButton {\
color: #333;\
border: 1px solid #555;\
border-radius: 11px;\
padding: 2px;\
background: qradialgradient(cx: 0.3, cy: -0.4,\
fx: 0.3, fy: -0.4,\
radius: 1.35, stop: 0 #fff, stop: 1 #888);\
min-width: 20px;}\
QToolButton:hover {\
color: #fff;\
background: qradialgradient(cx: 0.3, cy: -0.4,\
fx: 0.3, fy: -0.4,\
radius: 1.35, stop: 0 #fff, stop: 1 #bbb);}\
QToolButton:pressed {\
background: qradialgradient(cx: 0.4, cy: -0.1,\
fx: 0.4, fy: -0.1,\
radius: 1.35, stop: 0 #fff, stop: 1 #ddd);}\
QToolButton:checked {\
background: qradialgradient(cx: 0.4, cy: -0.1,\
fx: 0.4, fy: -0.1,\
radius: 1.35, stop: 0 #fff, stop: 1 #ddd);}')
def initActions(self):
self.apply.clicked.connect(self.saveOptions)
self.cancel.clicked.connect(self.close)
self.waveletFamily.currentIndexChanged.connect(self.updateWavelet)
self.enable.clicked.connect(self.enableDisable)
def saveOptions(self):
self.options['enable'] = self.enable.isChecked()
self.options['wavelet'] = unicode(self.wavelet.currentText())
self.options['signal'] = unicode(self.signalEx.currentText())
self.options['lvls'] = self.lvls.value()
if self.periodic.isChecked():
self.options['frequency'] = self.frequency.value()
self.close()
def updateWavelet(self):
self.wavelet.clear()
self.wavelet.addItems(pywt.wavelist(self.waveletFamily.currentText()))
def showFrequency(self):
if self.periodic.isChecked():
self.frequency.show()
else:
self.frequency.hide()
def enableDisable(self):
if self.enable.isChecked():
self.waveletFamily.setEnabled(True)
self.wavelet.setEnabled(True)
self.lvls.setEnabled(True)
self.signalEx.setEnabled(True)
else:
self.waveletFamily.setEnabled(False)
self.wavelet.setEnabled(False)
self.lvls.setEnabled(False)
self.signalEx.setEnabled(False)