def __init__(self):
super().__init__()
# add color area
self.top_line = QtChart.QLineSeries()
self.bottom_line = QtChart.QLineSeries()
self.top_line.setColor(QtGui.QColor(0, 127, 255, 150))
self.bottom_line.setColor(QtGui.QColor(0, 127, 255, 150))
self.area = QtChart.QAreaSeries(self.top_line, self.bottom_line)
self.area.setColor(QtGui.QColor(0, 127, 255, 35))
self.area.setBorderColor(QtGui.QColor(0, 127, 255, 35))
self.addSeries(self.area)
self.fastK = QtChart.QLineSeries()
self.fastD = QtChart.QLineSeries()
self.fastK.setColor(QtCore.Qt.magenta)
self.fastD.setColor(QtCore.Qt.blue)
self.addSeries(self.fastK)
self.addSeries(self.fastD)
def __init__(self):
super().__init__()
# add color area
self.top_line = QtChart.QLineSeries()
self.bottom_line = QtChart.QLineSeries()
self.top_line.setColor(QtGui.QColor(0, 127, 255, 100))
self.bottom_line.setColor(QtGui.QColor(0, 127, 255, 100))
self.area = QtChart.QAreaSeries(self.top_line, self.bottom_line)
self.area.setColor(QtGui.QColor(0, 127, 255, 30))
self.area.setBorderColor(QtGui.QColor(0, 127, 255, 30))
self.addSeries(self.area)
self.cci = QtChart.QLineSeries()
pen = QtGui.QPen(QtCore.Qt.SolidLine)
pen.setWidthF(0.75)
pen.setColor(QtCore.Qt.magenta)
self.cci.setPen(pen)
self.addSeries(self.cci)
def __init__(self,
widget,
unit_system,
area=False,
series_count=1,
**kwargs):
"""Add a line chart to widget."""
seriess = []
for _ in range(series_count):
series = QtChart.QLineSeries()
if area:
area = QtChart.QAreaSeries()
area.setUpperSeries(series)
# Save series so it doesn't get garbage collected
series_gc_prevent.append(series)
series = area
seriess.append(series)
super().__init__(seriess, widget, unit_system, **kwargs)
def __init__(self):
super().__init__()
# add color area
self.top_line = QtChart.QLineSeries()
self.bottom_line = QtChart.QLineSeries()
self.top_line.setColor(QtGui.QColor(0, 102, 85, 150))
self.bottom_line.setColor(QtGui.QColor(0, 102, 85, 150))
self.area = QtChart.QAreaSeries(self.top_line, self.bottom_line)
self.area.setColor(QtGui.QColor(0, 102, 85, 60))
self.area.setBorderColor(QtGui.QColor(0, 102, 85, 60))
self.addSeries(self.area)
self.index_line = QtChart.QLineSeries()
pen = QtGui.QPen(QtCore.Qt.SolidLine)
pen.setWidthF(0.75)
pen.setColor(QtCore.Qt.green)
self.index_line.setPen(pen)
self.addSeries(self.index_line)
def __init__(self,
parent,
value_label_format="%i",
date_time_format="hh:mm"):
super().__init__(parent)
self.chart = QtChart.QChart()
self.chart.setTheme(QtChart.QChart.ChartThemeDark)
self.chart.setMargins(QtCore.QMargins(0, 0, 0, 0))
self.chart.setBackgroundVisible(False)
self.chart.legend().hide()
self.value_series = QtChart.QLineSeries()
self.lower_series = QtChart.QLineSeries()
area_series = QtChart.QAreaSeries(self.value_series, self.lower_series)
self.chart.addSeries(area_series)
axis_x = QtChart.QDateTimeAxis()
axis_x.setFormat(date_time_format)
axis_x.setTitleText("Time")
self.chart.addAxis(axis_x, QtCore.Qt.AlignBottom)
area_series.attachAxis(axis_x)
axis_y = QtChart.QValueAxis()
axis_y.setLabelFormat(value_label_format)
axis_y.setTitleText("Value")
self.chart.addAxis(axis_y, QtCore.Qt.AlignLeft)
area_series.attachAxis(axis_y)
self.chart_view = QtChart.QChartView(self.chart)
self.chart_view.setRenderHint(QtGui.QPainter.Antialiasing)
layout = QtWidgets.QVBoxLayout()
layout.addWidget(self.chart_view)
self.setLayout(layout)
self.resize(800, 500)
def __init__(self, weather_points: List[Weather], settings, main_ui):
QtWidgets.QWidget.__init__(self)
# set up window style and size
# frameless modal window fullscreen (same as main ui)
self.setWindowFlags(Qt.WindowType(Qt.WindowStaysOnTopHint | Qt.FramelessWindowHint))
self.setWindowModality(Qt.WindowModal)
self.setGeometry(main_ui.geometry())
# create series from weather points
series = QtChart.QLineSeries(self)
self._weather_points = weather_points
# sort weather points dataset?
for point in weather_points:
series.append(QtCore.QPointF(point.date_time.timestamp() * 1000, point.temp))
self.begin_hour = (min([point.date_time for point in weather_points])).timestamp() * 1000
self.end_hour = (max([point.date_time for point in weather_points])).timestamp() * 1000
# get min and max temp
min_temp = min([point.temp for point in weather_points])
max_temp = max([point.temp for point in weather_points])
# start displaying from -20 - so that the icons have enough space
begin_temp = min_temp - 20
# this is a dummy which marks the bottom of the areas series - so we can color the whole thing
series_dummy = QtChart.QLineSeries(self)
series_dummy.append(self.begin_hour, begin_temp)
series_dummy.append(self.end_hour, begin_temp)
area = QtChart.QAreaSeries(series, series_dummy)
area.setBrush(QtGui.QColor(self.AREA_COLOR))
# init a generic font
font = QtGui.QFont()
font.setPixelSize(16)
# PointLabels do not work on area - we need to draw both
series.setPointLabelsVisible(True)
series.setPointLabelsColor(Qt.white)
series.setPointLabelsFont(font)
series.setPointLabelsFormat("@yPoint")
series.setPointLabelsClipping(True)
# draw a dashed line at the first tick of y axis
pen = QtGui.QPen(Qt.DashLine)
pen.setColor(Qt.white)
pen.setStyle(Qt.DashLine)
dashed_line_series = QtChart.QLineSeries(self) # QSplineSeries()
dashed_line_series.setPen(pen)
self.first_tick = round((max_temp - round(begin_temp)) / (5 - 1) +
round(begin_temp), 1) # chart.axisY().tickCount()
dashed_line_series.append(QtCore.QPointF(self.begin_hour, self.first_tick))
dashed_line_series.append(QtCore.QPointF(self.end_hour, self.first_tick))
# chart setup
chart = QtChart.QChart()
self._chart = chart
chart.addSeries(series)
chart.addSeries(area)
chart.addSeries(dashed_line_series)
# visual style
chart.legend().setVisible(False)
chart.setTitle(f"{settings.get(LOCATION)} " +
common.get_localized_date(weather_points[0].date_time, settings))
font.setPixelSize(24)
chart.setTitleFont(font)
# chart axis
chart.createDefaultAxes()
chart.axisY().setTitleText("Temperature [Celsius]")
chart.axisY().setGridLineVisible(False)
chart.axisY().setVisible(False)
chart.axisY().setLineVisible(False)
chart.axisY(series).setRange(begin_temp, round(max_temp) + 5)
chart.axisX().setRange(self.begin_hour - 1800000, self.end_hour + 1800000)
axisX = QtChart.QDateTimeAxis()
axisX.setFormat("h:mm")
chart.setAxisX(axisX, series)
chart.axisX().setGridLineVisible(False)
# gradient for background
gradient = QtGui.QLinearGradient(0, 0, 0, self.height())
gradient.setColorAt(0, QtGui.QColor(13, 119, 167)) # light blue
gradient.setColorAt(1, QtGui.QColor(115, 158, 201)) # lighetr blue
pen = QtGui.QPen()
pen.setColor(QtGui.QColor(Qt.transparent))
brush = QtGui.QBrush(gradient)
brush.setStyle(Qt.LinearGradientPattern)
chart.setBackgroundBrush(brush)
geo = main_ui.geometry()
chart.setGeometry(geo.x(), geo.y(), SCREEN_WIDTH, SCREEN_HEIGHT)
# display on a chart view
chart_view = QtChart.QChartView(chart)
self._chart_view = chart_view
chart_view.setRenderHint(QtGui.QPainter.Antialiasing)
chart_view.setSizeAdjustPolicy(QtChart.QChartView.AdjustToContents)
# Button to close
ok_button = QtWidgets.QPushButton("OK", self)
ok_button.clicked.connect(self.close)
self._layout = QtWidgets.QVBoxLayout(self)
self._layout.setGeometry(geo)
self._layout.setSizeConstraint(QtWidgets.QLayout.SetMinAndMaxSize)
self._layout.addWidget(chart_view)
self._layout.addWidget(ok_button)
self.installEventFilter(self)
