Clean up some imports, shift around some commented code

windows_testing_volume
Tyler Goodlet 2021-09-21 15:25:36 -04:00
parent 95baca219d
commit c37e6e2440
1 changed files with 43 additions and 39 deletions

View File

@ -25,6 +25,9 @@ from PyQt5.QtCore import Qt
from PyQt5.QtWidgets import ( from PyQt5.QtWidgets import (
QFrame, QFrame,
QWidget, QWidget,
QHBoxLayout,
QVBoxLayout,
QSplitter,
# QSizePolicy, # QSizePolicy,
) )
import numpy as np import numpy as np
@ -64,11 +67,11 @@ log = get_logger(__name__)
class GodWidget(QWidget): class GodWidget(QWidget):
''' '''
"Our lord and savior, the holy child of window-shua, there is no "Our lord and savior, the holy child of window-shua, there is no
widget above thee." - 6|6 widget above thee." - 6||6
The highest level composed widget which contains layouts for The highest level composed widget which contains layouts for
organizing lower level charts as well as other widgets used to organizing charts as well as other sub-widgets used to control or
control or modify them. modify them.
''' '''
def __init__( def __init__(
@ -80,19 +83,19 @@ class GodWidget(QWidget):
super().__init__(parent) super().__init__(parent)
self.hbox = QtWidgets.QHBoxLayout(self) self.hbox = QHBoxLayout(self)
self.hbox.setContentsMargins(0, 0, 0, 0) self.hbox.setContentsMargins(0, 0, 0, 0)
self.hbox.setSpacing(6) self.hbox.setSpacing(6)
self.hbox.setAlignment(Qt.AlignTop) self.hbox.setAlignment(Qt.AlignTop)
self.vbox = QtWidgets.QVBoxLayout() self.vbox = QVBoxLayout()
self.vbox.setContentsMargins(0, 0, 0, 0) self.vbox.setContentsMargins(0, 0, 0, 0)
self.vbox.setSpacing(2) self.vbox.setSpacing(2)
self.vbox.setAlignment(Qt.AlignTop) self.vbox.setAlignment(Qt.AlignTop)
self.hbox.addLayout(self.vbox) self.hbox.addLayout(self.vbox)
# self.toolbar_layout = QtWidgets.QHBoxLayout() # self.toolbar_layout = QHBoxLayout()
# self.toolbar_layout.setContentsMargins(0, 0, 0, 0) # self.toolbar_layout.setContentsMargins(0, 0, 0, 0)
# self.vbox.addLayout(self.toolbar_layout) # self.vbox.addLayout(self.toolbar_layout)
@ -106,25 +109,8 @@ class GodWidget(QWidget):
# assigned in the startup func `_async_main()` # assigned in the startup func `_async_main()`
self._root_n: trio.Nursery = None self._root_n: trio.Nursery = None
def set_chart_symbol(
self,
symbol_key: str, # of form <fqsn>.<providername>
linkedsplits: 'LinkedSplits', # type: ignore
) -> None:
# re-sort org cache symbol list in LIFO order
cache = self._chart_cache
cache.pop(symbol_key, None)
cache[symbol_key] = linkedsplits
def get_chart_symbol(
self,
symbol_key: str,
) -> 'LinkedSplits': # type: ignore
return self._chart_cache.get(symbol_key)
# def init_timeframes_ui(self): # def init_timeframes_ui(self):
# self.tf_layout = QtWidgets.QHBoxLayout() # self.tf_layout = QHBoxLayout()
# self.tf_layout.setSpacing(0) # self.tf_layout.setSpacing(0)
# self.tf_layout.setContentsMargins(0, 12, 0, 0) # self.tf_layout.setContentsMargins(0, 12, 0, 0)
# time_frames = ('1M', '5M', '15M', '30M', '1H', '1D', '1W', 'MN') # time_frames = ('1M', '5M', '15M', '30M', '1H', '1D', '1W', 'MN')
@ -145,6 +131,23 @@ class GodWidget(QWidget):
# self.strategy_box = StrategyBoxWidget(self) # self.strategy_box = StrategyBoxWidget(self)
# self.toolbar_layout.addWidget(self.strategy_box) # self.toolbar_layout.addWidget(self.strategy_box)
def set_chart_symbol(
self,
symbol_key: str, # of form <fqsn>.<providername>
linkedsplits: 'LinkedSplits', # type: ignore
) -> None:
# re-sort org cache symbol list in LIFO order
cache = self._chart_cache
cache.pop(symbol_key, None)
cache[symbol_key] = linkedsplits
def get_chart_symbol(
self,
symbol_key: str,
) -> 'LinkedSplits': # type: ignore
return self._chart_cache.get(symbol_key)
async def load_symbol( async def load_symbol(
self, self,
@ -255,7 +258,7 @@ class ChartnPane(QFrame):
''' '''
sidepane: FieldsForm sidepane: FieldsForm
hbox: QtWidgets.QHBoxLayout hbox: QHBoxLayout
chart: Optional['ChartPlotWidget'] = None chart: Optional['ChartPlotWidget'] = None
def __init__( def __init__(
@ -271,7 +274,7 @@ class ChartnPane(QFrame):
self.sidepane = sidepane self.sidepane = sidepane
self.chart = None self.chart = None
hbox = self.hbox = QtWidgets.QHBoxLayout(self) hbox = self.hbox = QHBoxLayout(self)
hbox.setAlignment(Qt.AlignTop | Qt.AlignLeft) hbox.setAlignment(Qt.AlignTop | Qt.AlignLeft)
hbox.setContentsMargins(0, 0, 0, 0) hbox.setContentsMargins(0, 0, 0, 0)
hbox.setSpacing(3) hbox.setSpacing(3)
@ -281,21 +284,14 @@ class ChartnPane(QFrame):
class LinkedSplits(QWidget): class LinkedSplits(QWidget):
''' '''
Widget that holds a central chart plus derived Composite that holds a central chart plus a set of (derived)
subcharts computed from the original data set apart subcharts (usually computed from the original data) arranged in
by splitters for resizing. a splitter for resizing.
A single internal references to the data is maintained A single internal references to the data is maintained
for each chart and can be updated externally. for each chart and can be updated externally.
''' '''
long_pen = pg.mkPen('#006000')
long_brush = pg.mkBrush('#00ff00')
short_pen = pg.mkPen('#600000')
short_brush = pg.mkBrush('#ff0000')
zoomIsDisabled = QtCore.pyqtSignal(bool)
def __init__( def __init__(
self, self,
@ -325,11 +321,11 @@ class LinkedSplits(QWidget):
# self.xaxis_ind.setStyle(showValues=False) # self.xaxis_ind.setStyle(showValues=False)
# self.xaxis.hide() # self.xaxis.hide()
self.splitter = QtWidgets.QSplitter(QtCore.Qt.Vertical) self.splitter = QSplitter(QtCore.Qt.Vertical)
self.splitter.setMidLineWidth(0) self.splitter.setMidLineWidth(0)
self.splitter.setHandleWidth(2) self.splitter.setHandleWidth(2)
self.layout = QtWidgets.QVBoxLayout(self) self.layout = QVBoxLayout(self)
self.layout.setContentsMargins(0, 0, 0, 0) self.layout.setContentsMargins(0, 0, 0, 0)
self.layout.addWidget(self.splitter) self.layout.addWidget(self.splitter)
@ -749,6 +745,7 @@ class ChartPlotWidget(pg.PlotWidget):
self._vb.setXRange( self._vb.setXRange(
min=l + 1, min=l + 1,
max=r + 1, max=r + 1,
# TODO: holy shit, wtf dude... why tf would this not be 0 by # TODO: holy shit, wtf dude... why tf would this not be 0 by
# default... speechless. # default... speechless.
padding=0, padding=0,
@ -817,8 +814,11 @@ class ChartPlotWidget(pg.PlotWidget):
data_key = array_key or name data_key = array_key or name
# pg internals for reference.
# curve = pg.PlotDataItem( # curve = pg.PlotDataItem(
# curve = pg.PlotCurveItem( # curve = pg.PlotCurveItem(
# yah, we wrote our own B)
curve = FastAppendCurve( curve = FastAppendCurve(
y=data[data_key], y=data[data_key],
x=data['index'], x=data['index'],
@ -958,9 +958,11 @@ class ChartPlotWidget(pg.PlotWidget):
def _set_yrange( def _set_yrange(
self, self,
*, *,
yrange: Optional[tuple[float, float]] = None, yrange: Optional[tuple[float, float]] = None,
range_margin: float = 0.06, range_margin: float = 0.06,
bars_range: Optional[tuple[int, int, int, int]] = None bars_range: Optional[tuple[int, int, int, int]] = None
) -> None: ) -> None:
'''Set the viewable y-range based on embedded data. '''Set the viewable y-range based on embedded data.
@ -986,11 +988,13 @@ class ChartPlotWidget(pg.PlotWidget):
l, lbar, rbar, r = bars_range or self.bars_range() l, lbar, rbar, r = bars_range or self.bars_range()
# TODO: we need a loop for auto-scaled subplots to all
# be triggered by one another
if self.name != 'volume': if self.name != 'volume':
vlm_chart = self.linked.subplots.get('volume') vlm_chart = self.linked.subplots.get('volume')
if vlm_chart: if vlm_chart:
vlm_chart._set_yrange(bars_range=(l, lbar, rbar, r)) vlm_chart._set_yrange(bars_range=(l, lbar, rbar, r))
curve = vlm_chart._graphics['volume'] # curve = vlm_chart._graphics['volume']
# if rbar - lbar < 1500: # if rbar - lbar < 1500:
# # print('small range') # # print('small range')
# curve._fill = True # curve._fill = True