def createPlotDataItem(self):
""" Creates a PyQtGraph PlotDataItem from the config values
"""
antialias = self.antiAliasCti.configValue
color = self.penColor
if self.lineCti.configValue:
pen = QtGui.QPen()
pen.setCosmetic(True)
pen.setColor(color)
pen.setWidthF(self.lineWidthCti.configValue)
pen.setStyle(self.lineStyleCti.configValue)
shadowCti = self.lineCti.findByNodePath('shadow')
shadowPen = shadowCti.createPen(altStyle=pen.style(),
altWidth=2.0 * pen.widthF())
else:
pen = None
shadowPen = None
drawSymbols = self.symbolCti.configValue
symbolShape = self.symbolShapeCti.configValue if drawSymbols else None
symbolSize = self.symbolSizeCti.configValue if drawSymbols else 0.0
symbolPen = None # otherwise the symbols will also have dotted/solid line.
symbolBrush = QtGui.QBrush(color) if drawSymbols else None
plotDataItem = pg.PlotDataItem(antialias=antialias,
pen=pen,
shadowPen=shadowPen,
symbol=symbolShape,
symbolSize=symbolSize,
symbolPen=symbolPen,
symbolBrush=symbolBrush)
return plotDataItem
def __init__(self, nodeName, defaultData, resetTo=None, expanded=True,
includeNoneStyle=False, includeZeroWidth=False):
""" Sets the children's default value using the resetTo value.
The resetTo value must be a QPen or value that can be converted to QPen. It is used
to initialize the child nodes' defaultValues. If resetTo is None, the default QPen
will be used, which is a black solid pen of width 1.0.
(resetTo is not called 'defaultData' since the PenCti itself always has a data and
defaultData of None. That is, it does not store the data itself but relies on its
child nodes). The default data, is used to indicate if the pen is enabled.
If includeNonStyle is True, an None-option will be prepended to the style choice
"""
super(PenCti, self).__init__(nodeName, defaultData, expanded=expanded,
childrenDisabledValue=False)
# We don't need a similar initFrom parameter.
qPen = QtGui.QPen(resetTo)
self.colorCti = self.insertChild(ColorCti('color', defaultData=qPen.color()))
defaultIndex = PEN_STYLE_CONFIG_VALUES.index(qPen.style()) + int(includeNoneStyle)
self.styleCti = self.insertChild(createPenStyleCti('style', defaultData=defaultIndex,
includeNone=includeNoneStyle))
self.widthCti = self.insertChild(createPenWidthCti('width', defaultData=qPen.widthF(),
zeroValueText=' ' if includeZeroWidth else None))
def __init__(self, nodeName="pen", defaultData=None, expanded=True):
""" Constructor.
"""
super(PgPlotDataItemCti, self).__init__(nodeName,
defaultData=defaultData,
expanded=expanded)
self.antiAliasCti = self.insertChild(BoolCti("anti-alias", True))
self.colorCti = self.insertChild(
ColorCti('color', QtGui.QColor('#FF0066')))
self.lineCti = self.insertChild(
BoolCti('line', True, expanded=False, childrenDisabledValue=False))
self.lineStyleCti = self.lineCti.insertChild(
createPenStyleCti('style'))
self.lineWidthCti = self.lineCti.insertChild(
createPenWidthCti('width'))
defaultShadowPen = QtGui.QPen(QtGui.QColor('#BFBFBF'))
defaultShadowPen.setWidth(0)
self.lineCti.insertChild(
PenCti("shadow",
False,
expanded=False,
resetTo=QtGui.QPen(defaultShadowPen),
includeNoneStyle=True,
includeZeroWidth=True))
self.symbolCti = self.insertChild(
BoolCti("symbol",
False,
expanded=False,
childrenDisabledValue=False))
self.symbolShapeCti = self.symbolCti.insertChild(
ChoiceCti("shape",
0,
displayValues=[
'circle', 'square', 'triangle', 'diamond', 'plus'
],
configValues=['o', 's', 't', 'd', '+']))
self.symbolSizeCti = self.symbolCti.insertChild(
IntCti('size', 5, minValue=0, maxValue=100, stepSize=1))
def configValue(self):
""" Creates a QPen made of the children's config values.
"""
if not self.data:
return None
else:
pen = QtGui.QPen()
pen.setCosmetic(True)
pen.setColor(self.colorCti.configValue)
style = self.styleCti.configValue
if style is not None:
pen.setStyle(style)
pen.setWidthF(self.widthCti.configValue)
return pen
def _createConfig(self):
""" Creates a config tree item (CTI) hierarchy containing default children.
"""
rootItem = MainGroupCti('debug inspector')
if DEBUGGING:
# Some test config items.
import numpy as np
from argos.config.untypedcti import UntypedCti
from argos.config.stringcti import StringCti
from argos.config.intcti import IntCti
from argos.config.floatcti import FloatCti, SnFloatCti
from argos.config.boolcti import BoolCti, BoolGroupCti
from argos.config.choicecti import ChoiceCti
from argos.config.qtctis import PenCti
grpItem = GroupCti("group")
rootItem.insertChild(grpItem)
lcItem = UntypedCti('line color', 123)
grpItem.insertChild(lcItem)
disabledItem = rootItem.insertChild(StringCti('disabled', "Can't touch me"))
disabledItem.enabled=False
grpItem.insertChild(IntCti('line-1 color', 7, minValue = -5, stepSize=2,
prefix="@", suffix="%", specialValueText="I'm special"))
rootItem.insertChild(StringCti('letter', 'aa', maxLength = 1))
grpItem.insertChild(FloatCti('width', 2, minValue =5, stepSize=0.45, decimals=3,
prefix="@", suffix="%", specialValueText="so very special"))
grpItem.insertChild(SnFloatCti('scientific', defaultData=-np.inf))
gridItem = rootItem.insertChild(BoolGroupCti('grid', True))
gridItem.insertChild(BoolCti('X-Axis', True))
gridItem.insertChild(BoolCti('Y-Axis', False))
rootItem.insertChild(ChoiceCti('hobbit', 2, editable=True,
configValues=['Frodo', 'Sam', 'Pippin', 'Merry']))
myPen = QtGui.QPen(QtGui.QColor('#1C8857'))
myPen.setWidth(2)
myPen.setStyle(Qt.DashDotDotLine)
rootItem.insertChild(PenCti('line', False, resetTo=myPen))
return rootItem
