def createAreaChart(self):
chart = QChart()
#chart.axisX().setNiceNumbersEnabled(True)
#chart.axisY().setNiceNumbersEnabled(True)
chart.setTitle("Area chart")
# The lower series is initialized to zero values.
lowerSeries = None
y_points = []
for i, data_list in enumerate(self.m_dataTable):
upperSeries = QLineSeries(chart)
for j, (value, _) in enumerate(data_list):
y = value.y()
if lowerSeries is None:
upperSeries.append(QPointF(j, y))
y_points.append(y)
else:
new_y = y_points[i] + y
upperSeries.append(QPointF(j, new_y))
y_points[j] += new_y
area = QAreaSeries(upperSeries, lowerSeries)
area.setName("Series " + str(i))
chart.addSeries(area)
lowerSeries = upperSeries
chart.createDefaultAxes()
return chart
def __init__(self, parent=None):
super(TableWidget, self).__init__(parent)
# Create a simple model for storing data.
model = CustomTableModel()
# Create the table view and add the model to it.
tableView = QTableView()
tableView.setModel(model)
tableView.horizontalHeader().setResizeMode(QHeaderView.Stretch)
tableView.verticalHeader().setResizeMode(QHeaderView.Stretch)
chart = QChart()
chart.setAnimationOptions(QChart.AllAnimations)
# Series 1.
series = QLineSeries()
series.setName("Line 1")
mapper = QVXYModelMapper(self)
mapper.setXColumn(0)
mapper.setYColumn(1)
mapper.setSeries(series)
mapper.setModel(model)
chart.addSeries(series)
# Get the color of the series and use it for showing the mapped area.
seriesColorHex = '#' + hex(series.pen().color().rgb()).upper()[-6:]
model.addMapping(seriesColorHex, QRect(0, 0, 2, model.rowCount()))
# Series 2.
series = QLineSeries()
series.setName("Line 2")
mapper = QVXYModelMapper(self)
mapper.setXColumn(2)
mapper.setYColumn(3)
mapper.setSeries(series)
mapper.setModel(model)
chart.addSeries(series)
# Get the color of the series and use it for showing the mapped area.
seriesColorHex = '#' + hex(series.pen().color().rgb()).upper()[-6:]
model.addMapping(seriesColorHex, QRect(2, 0, 2, model.rowCount()))
chart.createDefaultAxes()
chartView = QChartView(chart)
chartView.setRenderHint(QPainter.Antialiasing)
chartView.setMinimumSize(640, 480)
# Create the main layout.
mainLayout = QGridLayout()
mainLayout.addWidget(tableView, 1, 0)
mainLayout.addWidget(chartView, 1, 1)
mainLayout.setColumnStretch(1, 1)
mainLayout.setColumnStretch(0, 0)
self.setLayout(mainLayout)
def __init__(self, parent=None):
super(TableWidget, self).__init__(parent)
# Create a simple model for storing data.
model = CustomTableModel()
# Create the table view and add the model to it.
tableView = QTableView()
tableView.setModel(model)
tableView.setMinimumWidth(300)
tableView.horizontalHeader().setResizeMode(QHeaderView.Stretch)
tableView.verticalHeader().setResizeMode(QHeaderView.Stretch)
chart = QChart()
chart.setAnimationOptions(QChart.AllAnimations)
# Series 1.
series = QBarSeries()
first = 3
count = 5
mapper = QVBarModelMapper(self)
mapper.setFirstBarSetColumn(1)
mapper.setLastBarSetColumn(4)
mapper.setFirstRow(first)
mapper.setRowCount(count)
mapper.setSeries(series)
mapper.setModel(model)
chart.addSeries(series)
# Get the color of the series and use it for showing the mapped area.
for i, barset in enumerate(series.barSets()):
seriesColorHex = '#' + hex(
barset.brush().color().rgb()).upper()[-6:]
model.addMapping(seriesColorHex,
QRect(1 + i, first, 1, barset.count()))
categories = ["April", "May", "June", "July", "August"]
axis = QBarCategoriesAxis(chart)
axis.append(categories)
chart.createDefaultAxes()
chart.setAxisX(axis, series)
chartView = QChartView(chart)
chartView.setRenderHint(QPainter.Antialiasing)
chartView.setMinimumSize(640, 480)
# Create the main layout.
mainLayout = QGridLayout()
mainLayout.addWidget(tableView, 1, 0)
mainLayout.addWidget(chartView, 1, 1)
mainLayout.setColumnStretch(1, 1)
mainLayout.setColumnStretch(0, 0)
self.setLayout(mainLayout)
def createScatterChart(self):
chart = QChart()
#chart.axisX().setNiceNumbersEnabled(True)
#chart.axisY().setNiceNumbersEnabled(True)
chart.setTitle("Scatter chart")
for i, data_list in enumerate(self.m_dataTable):
series = QScatterSeries(chart)
for value, _ in data_list:
series.append(value)
series.setName("Series " + str(i))
chart.addSeries(series)
chart.createDefaultAxes()
return chart
def createBarChart(self, valueCount):
chart = QChart()
#chart.axisX().setNiceNumbersEnabled(True)
#chart.axisY().setNiceNumbersEnabled(True)
chart.setTitle("Bar chart")
series = QStackedBarSeries(chart)
for i, data_list in enumerate(self.m_dataTable):
set = QBarSet("Bar set " + str(i))
for value, _ in data_list:
set << value.y()
series.append(set)
chart.addSeries(series)
chart.createDefaultAxes()
return chart
set1 << 5 << 0 << 0 << 4 << 0 << 7
set2 << 3 << 5 << 8 << 13 << 8 << 5
set3 << 5 << 6 << 7 << 3 << 4 << 5
set4 << 9 << 7 << 5 << 3 << 1 << 2
series = QBarSeries()
series.append(set0)
series.append(set1)
series.append(set2)
series.append(set3)
series.append(set4)
chart = QChart()
chart.addSeries(series)
chart.setTitle("Simple barchart example")
chart.createDefaultAxes()
categories = ["Jan", "Feb", "Mar", "Apr", "May", "Jun"]
axis = QBarCategoriesAxis()
axis.append(categories)
chart.setAxisX(axis, series)
chart.legend().setVisible(True)
chart.legend().setAlignment(Qt.AlignBottom)
chartView = QChartView(chart)
chartView.setRenderHint(QPainter.Antialiasing)
window = QMainWindow()
window.setCentralWidget(chartView)
window.resize(400, 300)