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))
def addSpinBox(self, name):
sb = QSpinBox(self)
sb.setEnabled(True)
sb.setMinimumSize(QSize(60, 20))
sb.setMaximumSize(QSize(60, 20))
sb.setWrapping(False)
sb.setFrame(True)
sb.setButtonSymbols(QSpinBox.NoButtons)
sb.setAccelerated(True)
sb.setCorrectionMode(QSpinBox.CorrectToPreviousValue)
sb.setKeyboardTracking(True)
sb.setMinimum(0)
sb.setMaximum(99999999)
sb.setSingleStep(1000)
sb.setAlignment(Qt.AlignRight|Qt.AlignTrailing|Qt.AlignVCenter)
sb.setProperty("value", 0)
sb.setObjectName(name)
return sb
def addSpinBox(self, name):
sb = QSpinBox(self)
sb.setEnabled(True)
sb.setMinimumSize(QSize(60, 20))
sb.setMaximumSize(QSize(60, 20))
sb.setWrapping(False)
sb.setFrame(True)
sb.setButtonSymbols(QSpinBox.NoButtons)
sb.setAccelerated(True)
sb.setCorrectionMode(QSpinBox.CorrectToPreviousValue)
sb.setKeyboardTracking(True)
sb.setMinimum(0)
sb.setMaximum(99999999)
sb.setSingleStep(1000)
sb.setAlignment(Qt.AlignRight | Qt.AlignTrailing | Qt.AlignVCenter)
sb.setProperty("value", 0)
sb.setObjectName(name)
return sb
class XTimeDeltaEdit(QFrame):
def __init__(self, parent=None):
super(XTimeDeltaEdit, self).__init__(parent)
# define custom properties
self.setStyleSheet(COMBO_STYLE)
self._numberSpinner = QSpinBox(self)
self._numberSpinner.setRange(0, 100000)
self._numberSpinner.setFrame(False)
self._numberSpinner.setButtonSymbols(QSpinBox.NoButtons)
self._numberSpinner.setSizePolicy(QSizePolicy.Expanding,
QSizePolicy.Expanding)
self._unitCombo = QComboBox(self)
self._unitCombo.setEditable(True)
self._unitCombo.setInsertPolicy(QComboBox.NoInsert)
self._unitCombo.setFrame(False)
self._unitCombo.addItems(['year(s)',
'month(s)',
'week(s)',
'day(s)',
'hour(s)',
'minute(s)',
'second(s)'])
self._unitCombo.setCurrentIndex(3)
self._unitCombo.setSizePolicy(QSizePolicy.Expanding,
QSizePolicy.Expanding)
self._directionCombo = QComboBox(self)
self._directionCombo.addItems(['ago', 'from now'])
self._directionCombo.setEditable(True)
self._directionCombo.setInsertPolicy(QComboBox.NoInsert)
self._directionCombo.setFrame(False)
self._directionCombo.setSizePolicy(QSizePolicy.Expanding,
QSizePolicy.Expanding)
# setup ui
self.setFrameShape(QFrame.StyledPanel)
self.setFrameShadow(QFrame.Sunken)
self.setBackgroundRole(QPalette.Base)
self.setAutoFillBackground(True)
layout = QHBoxLayout()
layout.setContentsMargins(2, 2, 2, 2)
layout.setSpacing(0)
layout.addWidget(self._numberSpinner)
layout.addWidget(self._unitCombo)
layout.addWidget(self._directionCombo)
self.setLayout(layout)
def delta(self):
"""
Returns a delta based on this widget's information.
:return <datetime.timedelta>
"""
number = self._numberSpinner.value()
unit = self._unitCombo.currentText()
direction = self._directionCombo.currentText()
# use past tense
if direction == 'ago':
number = -number
if unit == 'year(s)':
return datetime.timedelta(number * 365)
elif unit == 'month(s)':
return datetime.timedelta(number * 30)
elif unit == 'week(s)':
return datetime.timedelta(number * 7)
elif unit == 'day(s)':
return datetime.timedelta(number)
elif unit == 'hour(s)':
return datetime.timedelta(0, number * 3600)
elif unit == 'minute(s)':
return datetime.timedelta(0, number * 60)
else:
return datetime.timedelta(0, number)
def setDelta(self, delta):
"""
Sets the time delta for this widget to the inputed delta.
:param delta | <datetime.timedelta>
"""
days = int(delta.days)
secs = int(delta.total_seconds())
direction = 'from now'
if secs < 0:
direction = 'ago'
if days and days % 365 == 0:
number = days / 365
unit = 'year(s)'
elif days and days % 30 == 0:
number = days / 30
unit = 'month(s)'
elif days and days % 7 == 0:
number = days / 7
unit = 'week(s)'
elif days:
number = days
unit = 'day(s)'
elif secs % 3600 == 0:
number = secs / 3600
unit = 'hour(s)'
elif secs % 60 == 0:
number = secs / 60
unit = 'minute(s)'
else:
number = secs
unit = 'second(s)'
self._numberSpinner.setValue(abs(int(number)))
self._unitCombo.setCurrentIndex(self._unitCombo.findText(unit))
index = self._directionCombo.findText(direction)
self._directionCombo.setCurrentIndex(index)
class XTimeDeltaEdit(QFrame):
def __init__(self, parent=None):
super(XTimeDeltaEdit, self).__init__(parent)
# define custom properties
self.setStyleSheet(COMBO_STYLE)
self._numberSpinner = QSpinBox(self)
self._numberSpinner.setRange(0, 100000)
self._numberSpinner.setFrame(False)
self._numberSpinner.setButtonSymbols(QSpinBox.NoButtons)
self._numberSpinner.setSizePolicy(QSizePolicy.Expanding,
QSizePolicy.Expanding)
self._unitCombo = QComboBox(self)
self._unitCombo.setEditable(True)
self._unitCombo.setInsertPolicy(QComboBox.NoInsert)
self._unitCombo.setFrame(False)
self._unitCombo.addItems([
'year(s)', 'month(s)', 'week(s)', 'day(s)', 'hour(s)', 'minute(s)',
'second(s)'
])
self._unitCombo.setCurrentIndex(3)
self._unitCombo.setSizePolicy(QSizePolicy.Expanding,
QSizePolicy.Expanding)
self._directionCombo = QComboBox(self)
self._directionCombo.addItems(['ago', 'from now'])
self._directionCombo.setEditable(True)
self._directionCombo.setInsertPolicy(QComboBox.NoInsert)
self._directionCombo.setFrame(False)
self._directionCombo.setSizePolicy(QSizePolicy.Expanding,
QSizePolicy.Expanding)
# setup ui
self.setFrameShape(QFrame.StyledPanel)
self.setFrameShadow(QFrame.Sunken)
self.setBackgroundRole(QPalette.Base)
self.setAutoFillBackground(True)
layout = QHBoxLayout()
layout.setContentsMargins(2, 2, 2, 2)
layout.setSpacing(0)
layout.addWidget(self._numberSpinner)
layout.addWidget(self._unitCombo)
layout.addWidget(self._directionCombo)
self.setLayout(layout)
def delta(self):
"""
Returns a delta based on this widget's information.
:return <datetime.timedelta>
"""
number = self._numberSpinner.value()
unit = self._unitCombo.currentText()
direction = self._directionCombo.currentText()
# use past tense
if direction == 'ago':
number = -number
if unit == 'year(s)':
return datetime.timedelta(number * 365)
elif unit == 'month(s)':
return datetime.timedelta(number * 30)
elif unit == 'week(s)':
return datetime.timedelta(number * 7)
elif unit == 'day(s)':
return datetime.timedelta(number)
elif unit == 'hour(s)':
return datetime.timedelta(0, number * 3600)
elif unit == 'minute(s)':
return datetime.timedelta(0, number * 60)
else:
return datetime.timedelta(0, number)
def setDelta(self, delta):
"""
Sets the time delta for this widget to the inputed delta.
:param delta | <datetime.timedelta>
"""
days = int(delta.days)
secs = int(delta.total_seconds())
direction = 'from now'
if secs < 0:
direction = 'ago'
if days and days % 365 == 0:
number = days / 365
unit = 'year(s)'
elif days and days % 30 == 0:
number = days / 30
unit = 'month(s)'
elif days and days % 7 == 0:
number = days / 7
unit = 'week(s)'
elif days:
number = days
unit = 'day(s)'
elif secs % 3600 == 0:
number = secs / 3600
unit = 'hour(s)'
elif secs % 60 == 0:
number = secs / 60
unit = 'minute(s)'
else:
number = secs
unit = 'second(s)'
self._numberSpinner.setValue(abs(int(number)))
self._unitCombo.setCurrentIndex(self._unitCombo.findText(unit))
index = self._directionCombo.findText(direction)
self._directionCombo.setCurrentIndex(index)
class LayerItemWidget( QWidget ):
@property
def layer(self):
return self._layer
@layer.setter
def layer(self, layer):
if self._layer:
self._layer.changed.disconnect(self._updateState)
self._layer = layer
self._updateState()
self._layer.changed.connect(self._updateState)
def __init__( self, parent=None ):
QWidget.__init__( self, parent=parent )
self._layer = None
self._font = QFont(QFont().defaultFamily(), 9)
self._fm = QFontMetrics( self._font )
self.bar = FractionSelectionBar( initial_fraction = 0. )
self.bar.setFixedHeight(10)
self.nameLabel = QLabel()
self.nameLabel.setFont( self._font )
self.nameLabel.setText( "None" )
self.opacityLabel = QLabel()
self.opacityLabel.setAlignment(Qt.AlignRight)
self.opacityLabel.setFont( self._font )
self.opacityLabel.setText( u"\u03B1=%0.1f%%" % (100.0*(self.bar.fraction())))
self.toggleEye = ToggleEye()
self.toggleEye.setActive(False)
self.toggleEye.setFixedWidth(35)
self.toggleEye.setToolTip("Visibility")
self.channelSelector = QSpinBox()
self.channelSelector.setFrame( False )
self.channelSelector.setFont( self._font )
self.channelSelector.setMaximumWidth( 35 )
self.channelSelector.setAlignment(Qt.AlignRight)
self.channelSelector.setToolTip("Channel")
self.channelSelector.setVisible(False)
self._layout = QGridLayout()
self._layout.addWidget( self.toggleEye, 0, 0 )
self._layout.addWidget( self.nameLabel, 0, 1 )
self._layout.addWidget( self.opacityLabel, 0, 2 )
self._layout.addWidget( self.channelSelector, 1, 0)
self._layout.addWidget( self.bar, 1, 1, 1, 2 )
self._layout.setColumnMinimumWidth( 0, 35 )
self._layout.setSpacing(0)
self._layout.setContentsMargins(5,2,5,2)
self.setLayout( self._layout)
self.bar.fractionChanged.connect( self._onFractionChanged )
self.toggleEye.activeChanged.connect( self._onEyeToggle )
self.channelSelector.valueChanged.connect( self._onChannelChanged )
def mousePressEvent( self, ev ):
print "plonk", ev.pos(), ev.globalPos()
QWidget.mousePressEvent( self, ev )
def _onFractionChanged( self, fraction ):
if self._layer and (fraction != self._layer.opacity):
self._layer.opacity = fraction
def _onEyeToggle( self, active ):
if self._layer and (active != self._layer.visible):
self._layer.visible = active
def _onChannelChanged( self, channel ):
if self._layer and (channel != self._layer.channel):
self._layer.channel = channel
def _updateState( self ):
if self._layer:
self.toggleEye.setActive(self._layer.visible)
self.bar.setFraction( self._layer.opacity )
self.opacityLabel.setText( u"\u03B1=%0.1f%%" % (100.0*(self.bar.fraction())))
self.nameLabel.setText( self._layer.name )
if self._layer.numberOfChannels > 1:
self.channelSelector.setVisible( True )
self.channelSelector.setMaximum( self._layer.numberOfChannels - 1 )
self.channelSelector.setValue( self._layer.channel )
else:
self.channelSelector.setVisible( False )
self.channelSelector.setMaximum( self._layer.numberOfChannels - 1)
self.channelSelector.setValue( self._layer.channel )
self.update()
class LayerItemWidget( QWidget ):
@property
def layer(self):
return self._layer
@layer.setter
def layer(self, layer):
if self._layer:
self._layer.changed.disconnect(self._updateState)
self._layer = layer
self._updateState()
self._layer.changed.connect(self._updateState)
def __init__( self, parent=None ):
super(LayerItemWidget, self).__init__( parent=parent )
self._layer = None
self._font = QFont(QFont().defaultFamily(), 9)
self._fm = QFontMetrics( self._font )
self.bar = FractionSelectionBar( initial_fraction = 0. )
self.bar.setFixedHeight(10)
self.nameLabel = QLabel( parent=self )
self.nameLabel.setFont( self._font )
self.nameLabel.setText( "None" )
self.opacityLabel = QLabel( parent=self )
self.opacityLabel.setAlignment(Qt.AlignRight)
self.opacityLabel.setFont( self._font )
self.opacityLabel.setText( u"\u03B1=%0.1f%%" % (100.0*(self.bar.fraction())))
self.toggleEye = ToggleEye( parent=self )
self.toggleEye.setActive(False)
self.toggleEye.setFixedWidth(35)
self.toggleEye.setToolTip("Visibility")
self.channelSelector = QSpinBox( parent=self )
self.channelSelector.setFrame( False )
self.channelSelector.setFont( self._font )
self.channelSelector.setMaximumWidth( 35 )
self.channelSelector.setAlignment(Qt.AlignRight)
self.channelSelector.setToolTip("Channel")
self.channelSelector.setVisible(False)
self._layout = QGridLayout( self )
self._layout.addWidget( self.toggleEye, 0, 0 )
self._layout.addWidget( self.nameLabel, 0, 1 )
self._layout.addWidget( self.opacityLabel, 0, 2 )
self._layout.addWidget( self.channelSelector, 1, 0)
self._layout.addWidget( self.bar, 1, 1, 1, 2 )
self._layout.setColumnMinimumWidth( 0, 35 )
self._layout.setSpacing(0)
self._layout.setContentsMargins(5,2,5,2)
self.setLayout( self._layout )
self.bar.fractionChanged.connect( self._onFractionChanged )
self.toggleEye.activeChanged.connect( self._onEyeToggle )
self.channelSelector.valueChanged.connect( self._onChannelChanged )
def mousePressEvent( self, ev ):
super(LayerItemWidget, self).mousePressEvent( ev )
def _onFractionChanged( self, fraction ):
if self._layer and (fraction != self._layer.opacity):
self._layer.opacity = fraction
def _onEyeToggle( self, active ):
if self._layer and (active != self._layer.visible):
if self._layer._allowToggleVisible:
self._layer.visible = active
else:
self.toggleEye.setActive(True)
def _onChannelChanged( self, channel ):
if self._layer and (channel != self._layer.channel):
self._layer.channel = channel
def _updateState( self ):
if self._layer:
self.toggleEye.setActive(self._layer.visible)
self.bar.setFraction( self._layer.opacity )
self.opacityLabel.setText( u"\u03B1=%0.1f%%" % (100.0*(self.bar.fraction())))
self.nameLabel.setText( self._layer.name )
if self._layer.numberOfChannels > 1:
self.channelSelector.setVisible( True )
self.channelSelector.setMaximum( self._layer.numberOfChannels - 1 )
self.channelSelector.setValue( self._layer.channel )
else:
self.channelSelector.setVisible( False )
self.channelSelector.setMaximum( self._layer.numberOfChannels - 1)
self.channelSelector.setValue( self._layer.channel )
self.update()
