def create_areachart(self):
chart = QtCharts.QChart()
chart.setTitle("Area Chart")
# The lower series initialized to zero values
lower_series = None
name = "Series "
for i in range(len(self.data_table)):
upper_series = QtCharts.QLineSeries(chart)
for j in range(len(self.data_table[i])):
data = self.data_table[i][j]
if lower_series:
points = lower_series.pointsVector()
y_value = points[i].y() + data[0].y()
upper_series.append(QPointF(j, y_value))
else:
upper_series.append(QPointF(j, data[0].y()))
area = QtCharts.QAreaSeries(upper_series, lower_series)
area.setName("{}{}".format(name, i))
chart.addSeries(area)
lower_series = upper_series
chart.createDefaultAxes()
chart.axisX().setRange(0, self.value_count - 1)
chart.axisY().setRange(0, self.value_max)
# Add space to label to add space between labels and axis
chart.axisY().setLabelFormat("%.1f ")
return chart
def __init__(self):
QMainWindow.__init__(self)
self.series = QtCharts.QLineSeries()
self.series.append(0, 6)
self.series.append(2, 4)
self.series.append(3, 8)
self.series.append(7, 4)
self.series.append(10, 5)
self.series.append(QPointF(11, 1))
self.series.append(QPointF(13, 3))
self.series.append(QPointF(17, 6))
self.series.append(QPointF(18, 3))
self.series.append(QPointF(20, 2))
self.chart = QtCharts.QChart()
self.chart.legend().hide()
self.chart.addSeries(self.series)
self.chart.createDefaultAxes()
self.chart.setTitle("Simple line chart example")
self.chartView = QtCharts.QChartView(self.chart)
self.chartView.setRenderHint(QPainter.Antialiasing)
self.setCentralWidget(self.chartView)
def __init__(self):
QMainWindow.__init__(self)
self.series = QtCharts.QLineSeries()
self.series.append([
QPointF(1.0, 1.0), QPointF(2.0, 73.0), QPointF(3.0, 268.0),
QPointF(4.0, 17.0), QPointF(5.0, 4325.0), QPointF(6.0, 723.0)])
self.chart = QtCharts.QChart()
self.chart.addSeries(self.series)
self.chart.legend().hide()
self.chart.setTitle("Logarithmic axis example")
self.axisX = QtCharts.QValueAxis()
self.axisX.setTitleText("Data point")
self.axisX.setLabelFormat("%i")
self.axisX.setTickCount(self.series.count())
self.chart.addAxis(self.axisX, Qt.AlignBottom)
self.series.attachAxis(self.axisX)
self.axisY = QtCharts.QLogValueAxis()
self.axisY.setTitleText("Values")
self.axisY.setLabelFormat("%g")
self.axisY.setBase(8.0)
self.axisY.setMinorTickCount(-1)
self.chart.addAxis(self.axisY, Qt.AlignLeft)
self.series.attachAxis(self.axisY)
self.chartView = QtCharts.QChartView(self.chart)
self.chartView.setRenderHint(QPainter.Antialiasing)
self.setCentralWidget(self.chartView)
def __init__(self):
QMainWindow.__init__(self)
self.series = QtCharts.QPieSeries()
self.series.append('Jane', 1)
self.series.append('Joe', 2)
self.series.append('Andy', 3)
self.series.append('Barbara', 4)
self.series.append('Axel', 5)
self.slice = self.series.slices()[1]
self.slice.setExploded()
self.slice.setLabelVisible()
self.slice.setPen(QPen(Qt.darkGreen, 2))
self.slice.setBrush(Qt.green)
self.chart = QtCharts.QChart()
self.chart.addSeries(self.series)
self.chart.setTitle('Simple piechart example')
self.chart.legend().hide()
self.chartView = QtCharts.QChartView(self.chart)
self.chartView.setRenderHint(QPainter.Antialiasing)
self.setCentralWidget(self.chartView)
def __init__(self):
QWidget.__init__(self)
self.model = CustomTableModel()
self.table_view = QTableView()
self.table_view.setModel(self.model)
self.table_view.horizontalHeader().setSectionResizeMode(
QHeaderView.Stretch)
self.table_view.verticalHeader().setSectionResizeMode(
QHeaderView.Stretch)
self.chart = QtCharts.QChart()
self.chart.setAnimationOptions(QtCharts.QChart.AllAnimations)
self.series = QtCharts.QLineSeries()
self.series.setName("Line 1")
self.mapper = QtCharts.QVXYModelMapper(self)
self.mapper.setXColumn(0)
self.mapper.setYColumn(1)
self.mapper.setSeries(self.series)
self.mapper.setModel(self.model)
self.chart.addSeries(self.series)
# for storing color hex from the series
seriesColorHex = "#000000"
# get the color of the series and use it for showing the mapped area
seriesColorHex = "{}".format(self.series.pen().color().name())
self.model.add_mapping(seriesColorHex,
QRect(0, 0, 2, self.model.rowCount()))
# series 2
self.series = QtCharts.QLineSeries()
self.series.setName("Line 2")
self.mapper = QtCharts.QVXYModelMapper(self)
self.mapper.setXColumn(2)
self.mapper.setYColumn(3)
self.mapper.setSeries(self.series)
self.mapper.setModel(self.model)
self.chart.addSeries(self.series)
# get the color of the series and use it for showing the mapped area
seriesColorHex = "{}".format(self.series.pen().color().name())
self.model.add_mapping(seriesColorHex,
QRect(2, 0, 2, self.model.rowCount()))
self.chart.createDefaultAxes()
self.chart_view = QtCharts.QChartView(self.chart)
self.chart_view.setRenderHint(QPainter.Antialiasing)
self.chart_view.setMinimumSize(640, 480)
# create main layout
self.main_layout = QGridLayout()
self.main_layout.addWidget(self.table_view, 1, 0)
self.main_layout.addWidget(self.chart_view, 1, 1)
self.main_layout.setColumnStretch(1, 1)
self.main_layout.setColumnStretch(0, 0)
self.setLayout(self.main_layout)
def __init__(self, parent = None):
super(View, self).__init__(parent)
self.setScene(QGraphicsScene(self))
self.setDragMode(QGraphicsView.NoDrag)
self.setVerticalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
self.setHorizontalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
# Chart
self._chart = QtCharts.QChart()
self._chart.setMinimumSize(640, 480)
self._chart.setTitle("Hover the line to show callout. Click the line "
"to make it stay")
self._chart.legend().hide()
self.series = QtCharts.QLineSeries()
self.series.append(1, 3)
self.series.append(4, 5)
self.series.append(5, 4.5)
self.series.append(7, 1)
self.series.append(11, 2)
self._chart.addSeries(self.series)
self.series2 = QtCharts.QSplineSeries()
self.series2.append(1.6, 1.4)
self.series2.append(2.4, 3.5)
self.series2.append(3.7, 2.5)
self.series2.append(7, 4)
self.series2.append(10, 2)
self._chart.addSeries(self.series2)
self._chart.createDefaultAxes()
self._chart.setAcceptHoverEvents(True)
self.setRenderHint(QPainter.Antialiasing)
self.scene().addItem(self._chart)
self._coordX = QGraphicsSimpleTextItem(self._chart)
self._coordX.setPos(
self._chart.size().width()/2 - 50, self._chart.size().height())
self._coordX.setText("X: ")
self._coordY = QGraphicsSimpleTextItem(self._chart)
self._coordY.setPos(
self._chart.size().width()/2 + 50, self._chart.size().height())
self._coordY.setText("Y: ")
self._callouts = []
self._tooltip = Callout(self._chart)
self.series.clicked.connect(self.keepCallout)
self.series.hovered.connect(self.tooltip)
self.series2.clicked.connect(self.keepCallout)
self.series2.hovered.connect(self.tooltip)
self.setMouseTracking(True)
def __init__(self):
QMainWindow.__init__(self)
self.set0 = QtCharts.QBarSet("Jane")
self.set1 = QtCharts.QBarSet("John")
self.set2 = QtCharts.QBarSet("Axel")
self.set3 = QtCharts.QBarSet("Mary")
self.set4 = QtCharts.QBarSet("Sam")
self.set0.append([1, 2, 3, 4, 5, 6])
self.set1.append([5, 0, 0, 4, 0, 7])
self.set2.append([3, 5, 8, 13, 8, 5])
self.set3.append([5, 6, 7, 3, 4, 5])
self.set4.append([9, 7, 5, 3, 1, 2])
self.barSeries = QtCharts.QBarSeries()
self.barSeries.append(self.set0)
self.barSeries.append(self.set1)
self.barSeries.append(self.set2)
self.barSeries.append(self.set3)
self.barSeries.append(self.set4)
self.lineSeries = QtCharts.QLineSeries()
self.lineSeries.setName("trend")
self.lineSeries.append(QPoint(0, 4))
self.lineSeries.append(QPoint(1, 15))
self.lineSeries.append(QPoint(2, 20))
self.lineSeries.append(QPoint(3, 4))
self.lineSeries.append(QPoint(4, 12))
self.lineSeries.append(QPoint(5, 17))
self.chart = QtCharts.QChart()
self.chart.addSeries(self.barSeries)
self.chart.addSeries(self.lineSeries)
self.chart.setTitle("Line and barchart example")
self.categories = ["Jan", "Feb", "Mar", "Apr", "May", "Jun"]
self.axisX = QtCharts.QBarCategoryAxis()
self.axisX.append(self.categories)
self.chart.setAxisX(self.axisX, self.lineSeries)
self.chart.setAxisX(self.axisX, self.barSeries)
self.axisX.setRange("Jan", "Jun")
self.axisY = QtCharts.QValueAxis()
self.chart.setAxisY(self.axisY, self.lineSeries)
self.chart.setAxisY(self.axisY, self.barSeries)
self.axisY.setRange(0, 20)
self.chart.legend().setVisible(True)
self.chart.legend().setAlignment(Qt.AlignBottom)
self.chartView = QtCharts.QChartView(self.chart)
self.chartView.setRenderHint(QPainter.Antialiasing)
self.setCentralWidget(self.chartView)
def createPieChart(self):
chart = QtCharts.QChart()
chart.setTitle("Pie chart")
series = QtCharts.QPieSeries(chart)
for data in self.data_table[0]:
slc = series.append(data[1], data[0].y())
if data == self.data_table[0][0]:
# Show the first slice exploded with label
slc.setLabelVisible()
slc.setExploded()
slc.setExplodeDistanceFactor(0.5)
series.setPieSize(0.4)
chart.addSeries(series)
return chart
def create_scatterchart(self):
chart = QtCharts.QChart()
chart.setTitle("Scatter chart")
name = "Series "
for i, lst in enumerate(self.data_table):
series = QtCharts.QScatterSeries(chart)
for data in lst:
series.append(data[0])
series.setName("{}{}".format(name, i))
chart.addSeries(series)
chart.createDefaultAxes()
chart.axisX().setRange(0, self.value_max)
chart.axisY().setRange(0, self.value_count)
# Add space to label to add space between labels and axis
chart.axisY().setLabelFormat("%.1f ")
return chart
def createBarChart(self):
chart = QtCharts.QChart()
chart.setTitle("Bar chart")
series = QtCharts.QStackedBarSeries(chart)
for i in range(len(self.data_table)):
barset = QtCharts.QBarSet("Bar set {}".format(i))
for data in self.data_table[i]:
barset.append(data[0].y())
series.append(barset)
chart.addSeries(series)
chart.createDefaultAxes()
chart.axisY().setRange(0, self.value_max * 2)
# Add space to label to add space between labels and axis
chart.axisY().setLabelFormat("%.1f ")
return chart
def __init__(self):
super(MainWindow, self).__init__()
self.setWindowTitle('Memory Usage')
memoryUsage = getMemoryUsage()
if len(memoryUsage) > 5:
memoryUsage = memoryUsage[0:4]
self.series = QtCharts.QPieSeries()
for item in memoryUsage:
self.series.append(item[0], item[1])
slice = self.series.slices()[0]
slice.setExploded()
slice.setLabelVisible()
self.chart = QtCharts.QChart()
self.chart.addSeries(self.series)
self.chartView = QtCharts.QChartView(self.chart)
self.setCentralWidget(self.chartView)
def __init__(self):
QMainWindow.__init__(self)
set0 = QtCharts.QBarSet("Jane")
set1 = QtCharts.QBarSet("John")
set2 = QtCharts.QBarSet("Axel")
set3 = QtCharts.QBarSet("Mary")
set4 = QtCharts.QBarSet("Samantha")
set0.append([1, 2, 3, 4, 5, 6])
set1.append([5, 0, 0, 4, 0, 7])
set2.append([3, 5, 8, 13, 8, 5])
set3.append([5, 6, 7, 3, 4, 5])
set4.append([9, 7, 5, 3, 1, 2])
series = QtCharts.QPercentBarSeries()
series.append(set0)
series.append(set1)
series.append(set2)
series.append(set3)
series.append(set4)
chart = QtCharts.QChart()
chart.addSeries(series)
chart.setTitle("Simple percentbarchart example")
chart.setAnimationOptions(QtCharts.QChart.SeriesAnimations)
categories = ["Jan", "Feb", "Mar", "Apr", "May", "Jun"]
axis = QtCharts.QBarCategoryAxis()
axis.append(categories)
chart.createDefaultAxes()
chart.setAxisX(axis, series)
chart.legend().setVisible(True)
chart.legend().setAlignment(Qt.AlignBottom)
chart_view = QtCharts.QChartView(chart)
chart_view.setRenderHint(QPainter.Antialiasing)
self.setCentralWidget(chart_view)
def __init__(self):
QMainWindow.__init__(self)
low = QtCharts.QBarSet("Min")
high = QtCharts.QBarSet("Max")
low.append([-52, -50, -45.3, -37.0, -25.6, -8.0,
-6.0, -11.8, -19.7, -32.8, -43.0, -48.0])
high.append([11.9, 12.8, 18.5, 26.5, 32.0, 34.8,
38.2, 34.8, 29.8, 20.4, 15.1, 11.8])
series = QtCharts.QStackedBarSeries()
series.append(low)
series.append(high)
chart = QtCharts.QChart()
chart.addSeries(series)
chart.setTitle("Temperature records in celcius")
chart.setAnimationOptions(QtCharts.QChart.SeriesAnimations)
categories = ["Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul",
"Aug", "Sep", "Oct", "Nov", "Dec"]
axisX = QtCharts.QBarCategoryAxis()
axisX.append(categories)
axisX.setTitleText("Month")
chart.addAxis(axisX, Qt.AlignBottom)
axisY = QtCharts.QValueAxis()
axisY.setRange(-52, 52)
axisY.setTitleText("Temperature [°C]")
chart.addAxis(axisY, Qt.AlignLeft)
series.attachAxis(axisX)
series.attachAxis(axisY)
chart.legend().setVisible(True)
chart.legend().setAlignment(Qt.AlignBottom)
chart_view = QtCharts.QChartView(chart)
chart_view.setRenderHint(QPainter.Antialiasing)
self.setCentralWidget(chart_view)
def __init__(self, device):
super(MainWindow, self).__init__()
self.series = QtCharts.QLineSeries()
self.chart = QtCharts.QChart()
self.chart.addSeries(self.series)
self.axisX = QtCharts.QValueAxis()
self.axisX.setRange(0, sampleCount)
self.axisX.setLabelFormat("%g")
self.axisX.setTitleText("Samples")
self.axisY = QtCharts.QValueAxis()
self.axisY.setRange(-1, 1)
self.axisY.setTitleText("Audio level")
self.chart.setAxisX(self.axisX, self.series)
self.chart.setAxisY(self.axisY, self.series)
self.chart.legend().hide()
self.chart.setTitle("Data from the microphone ({})".format(
device.deviceName()))
formatAudio = QAudioFormat()
formatAudio.setSampleRate(8000)
formatAudio.setChannelCount(1)
formatAudio.setSampleSize(8)
formatAudio.setCodec("audio/pcm")
formatAudio.setByteOrder(QAudioFormat.LittleEndian)
formatAudio.setSampleType(QAudioFormat.UnSignedInt)
self.audioInput = QAudioInput(device, formatAudio, self)
self.ioDevice = self.audioInput.start()
self.ioDevice.readyRead.connect(self._readyRead)
self.chartView = QtCharts.QChartView(self.chart)
self.setCentralWidget(self.chartView)
self.buffer = [QPointF(x, 0) for x in range(sampleCount)]
self.series.append(self.buffer)
def __init__(self, parent=None):
super(MainWidget, self).__init__(parent)
self.chart = QtCharts.QChart()
self.series = QtCharts.QBarSeries()
self.main_layout = QGridLayout()
self.button_layout = QGridLayout()
self.font_layout = QFormLayout()
self.font_size = QDoubleSpinBox()
self.legend_posx = QDoubleSpinBox()
self.legend_posy = QDoubleSpinBox()
self.legend_width = QDoubleSpinBox()
self.legend_height = QDoubleSpinBox()
self.detach_legend_button = QPushButton("Toggle attached")
self.detach_legend_button.clicked.connect(self.toggle_attached)
self.button_layout.addWidget(self.detach_legend_button, 0, 0)
self.add_set_button = QPushButton("add barset")
self.add_set_button.clicked.connect(self.add_barset)
self.button_layout.addWidget(self.add_set_button, 2, 0)
self.remove_barset_button = QPushButton("remove barset")
self.remove_barset_button.clicked.connect(self.remove_barset)
self.button_layout.addWidget(self.remove_barset_button, 3, 0)
self.align_button = QPushButton("Align (Bottom)")
self.align_button.clicked.connect(self.set_legend_alignment)
self.button_layout.addWidget(self.align_button, 4, 0)
self.bold_button = QPushButton("Toggle bold")
self.bold_button.clicked.connect(self.toggle_bold)
self.button_layout.addWidget(self.bold_button, 8, 0)
self.italic_button = QPushButton("Toggle italic")
self.italic_button.clicked.connect(self.toggle_italic)
self.button_layout.addWidget(self.italic_button, 9, 0)
self.legend_posx.valueChanged.connect(self.update_legend_layout)
self.legend_posy.valueChanged.connect(self.update_legend_layout)
self.legend_width.valueChanged.connect(self.update_legend_layout)
self.legend_height.valueChanged.connect(self.update_legend_layout)
legend_layout = QFormLayout()
legend_layout.addRow("HPos", self.legend_posx)
legend_layout.addRow("VPos", self.legend_posy)
legend_layout.addRow("Width", self.legend_width)
legend_layout.addRow("Height", self.legend_height)
self.legend_settings = QGroupBox("Detached legend")
self.legend_settings.setLayout(legend_layout)
self.button_layout.addWidget(self.legend_settings)
self.legend_settings.setVisible(False)
# Create chart view with the chart
self.chart_view = QtCharts.QChartView(self.chart, self)
# Create spinbox to modify font size
self.font_size.setValue(self.chart.legend().font().pointSizeF())
self.font_size.valueChanged.connect(self.font_size_changed)
self.font_layout.addRow("Legend font size", self.font_size)
# Create layout for grid and detached legend
self.main_layout.addLayout(self.button_layout, 0, 0)
self.main_layout.addLayout(self.font_layout, 1, 0)
self.main_layout.addWidget(self.chart_view, 0, 1, 3, 1)
self.setLayout(self.main_layout)
self.create_series()