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
def createPieChart(self): chart = QChart() chart.setTitle("Pie chart") pieSize = 1.0 / len(self.m_dataTable) for i, data_list in enumerate(self.m_dataTable): series = QPieSeries(chart) for value, label in data_list: slice = series.append(label, value.y()) if len(series) == 1: slice.setLabelVisible() slice.setExploded() hPos = (pieSize / 2) + (i / float(len(self.m_dataTable))) series.setPieSize(pieSize) series.setHorizontalPosition(hPos) series.setVerticalPosition(0.5) chart.addSeries(series) return chart
set0 << 1 << 2 << 3 << 4 << 5 << 6 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()