Just always use a lambda ; it's innocuous
Tyler Goodlet
parent
b6c68e381d
commit
318f3b45c5
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@ -412,9 +412,14 @@ class LinkedSplits(QWidget):
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self.xaxis.hide()
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self.xaxis = xaxis
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if sidepane:
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class LambdaQFrame(QFrame):
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'''One-off ``QFrame`` which composes a layout
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of a chart + sidepane ``FieldsForm`` (if provided).
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class ChartandPane(QFrame):
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'''
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sidepane: FieldsForm
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hbox: QtGui.QHBoxLayout
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chart: Optional['ChartPlotWidget'] = None
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def __init__(
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self,
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@ -424,40 +429,14 @@ class LinkedSplits(QWidget):
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super().__init__(parent)
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# self.chart = cpw
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self.sidepane = sidepane
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# cpw.chart_and_pane = self
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# self.setStyleSheet(
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# f"""QFrame {{
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# color : {hcolor('default_darkest')};
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# background-color : {hcolor('default_darkest')};
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# }}
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# """
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# )
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hbox = self.hbox = QtGui.QHBoxLayout(self)
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hbox.setAlignment(Qt.AlignTop | Qt.AlignLeft)
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hbox.setContentsMargins(0, 0, 0, 0)
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hbox.setSpacing(3)
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def sizeHint(self) -> QtCore.QSize:
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return self.chart.sizeHint() + sidepane.sizeHint()
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paned_chart = ChartandPane(parent=self.splitter)
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# splitter_widget = QWidget(self)
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# splitter_widget.setSizePolicy(
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# QSizePolicy.Expanding,
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# QSizePolicy.Expanding,
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# )
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# hbox = QtGui.QHBoxLayout(splitter_widget)
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# hbox.setAlignment(Qt.AlignTop | Qt.AlignRight)
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# hbox.setContentsMargins(0, 0, 0, 0)
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# hbox.setSpacing(3)
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# else:
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# splitter_widget = cpw
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qframe = LambdaQFrame(self.splitter)
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cpw = ChartPlotWidget(
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@ -467,8 +446,7 @@ class LinkedSplits(QWidget):
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data_key=array_key or name,
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array=array,
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# parent=self.splitter,
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parent=paned_chart if sidepane else self.splitter,
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parent=qframe,
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linkedsplits=self,
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axisItems={
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'bottom': xaxis,
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@ -479,26 +457,17 @@ class LinkedSplits(QWidget):
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**cpw_kwargs,
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)
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qframe.chart = cpw
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qframe.hbox.addWidget(cpw)
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# add sidepane **after** chart; place it on axis side
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if sidepane:
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paned_chart.chart = cpw
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paned_chart.hbox.addWidget(cpw)
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# hbox.addWidget(cpw)
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paned_chart.hbox.addWidget(
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qframe.hbox.addWidget(
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sidepane,
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alignment=Qt.AlignTop
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)
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cpw.sidepane = sidepane
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# splitter_widget.setMinimumHeight(cpw.height())
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# splitter_widget.setMinimumWidth(cpw.width())
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# splitter_widget.show()
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# hbox.addWidget(cpw)
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# hbox.addWidget(sidepane)
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# cpw.sidepane = sidepane
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# cpw.hbox = hbox
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# give viewbox as reference to chart
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# allowing for kb controls and interactions on **this** widget
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# (see our custom view mode in `._interactions.py`)
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@ -534,8 +503,11 @@ class LinkedSplits(QWidget):
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# track by name
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self.subplots[name] = cpw
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if sidepane:
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# TODO: use a "panes" collection to manage this?
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sidepane.setMinimumWidth(self.chart.sidepane.width())
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self.splitter.addWidget(paned_chart if sidepane else cpw)
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self.splitter.addWidget(qframe)
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# scale split regions
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self.set_split_sizes()
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@ -683,8 +655,6 @@ class ChartPlotWidget(pg.PlotWidget):
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a = self._arrays['ohlc']
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lbar = max(l, a[0]['index'])
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rbar = min(r, a[-1]['index'])
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# lbar = max(l, 0)
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# rbar = min(r, len(self._arrays['ohlc']))
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return l, lbar, rbar, r
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def default_view(
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@ -789,6 +759,7 @@ class ChartPlotWidget(pg.PlotWidget):
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pdi_kwargs.update(_pdi_defaults)
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data_key = array_key or name
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# curve = pg.PlotDataItem(
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# curve = pg.PlotCurveItem(
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curve = FastAppendCurve(
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@ -824,7 +795,7 @@ class ChartPlotWidget(pg.PlotWidget):
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# register curve graphics and backing array for name
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self._graphics[name] = curve
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self._arrays[name] = data
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self._arrays[data_key or name] = data
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if overlay:
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anchor_at = ('bottom', 'left')
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@ -843,7 +814,7 @@ class ChartPlotWidget(pg.PlotWidget):
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if add_label:
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self.linked.cursor.contents_labels.add_label(
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self,
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name,
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data_key or name,
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anchor_at=anchor_at
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)
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