if __name__ == '__main__':
import sys
app = QApplication(sys.argv)
# [1]
series = QLineSeries()
for i in range(500):
p = QPointF(i, 100 * math.sin(math.pi/50 * i) + random.randint(0, 20))
series.append(p)
# [1]
chart = Chart()
chart.addSeries(series)
chart.setTitle("Zoom in/out example")
chart.setAnimationOptions(QChart.SeriesAnimations)
chart.legend().hide()
chart.createDefaultAxes()
chartView = ChartView(chart)
chartView.setRenderHint(QPainter.Antialiasing)
window = QMainWindow()
window.setCentralWidget(chartView)
window.resize(400, 300)
window.grabGesture(Qt.PanGesture)
window.grabGesture(Qt.PinchGesture)
window.show()
sys.exit(app.exec_())
