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Diffstat (limited to 'examples/charts/temperaturerecords.py')
-rw-r--r-- | examples/charts/temperaturerecords.py | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/examples/charts/temperaturerecords.py b/examples/charts/temperaturerecords.py new file mode 100644 index 000000000..dfd4dd67c --- /dev/null +++ b/examples/charts/temperaturerecords.py @@ -0,0 +1,95 @@ +############################################################################# +## +## Copyright (C) 2020 The Qt Company Ltd. +## Contact: http://www.qt.io/licensing/ +## +## This file is part of the Qt for Python examples of the Qt Toolkit. +## +## $QT_BEGIN_LICENSE:BSD$ +## You may use this file under the terms of the BSD license as follows: +## +## "Redistribution and use in source and binary forms, with or without +## modification, are permitted provided that the following conditions are +## met: +## * Redistributions of source code must retain the above copyright +## notice, this list of conditions and the following disclaimer. +## * Redistributions in binary form must reproduce the above copyright +## notice, this list of conditions and the following disclaimer in +## the documentation and/or other materials provided with the +## distribution. +## * Neither the name of The Qt Company Ltd nor the names of its +## contributors may be used to endorse or promote products derived +## from this software without specific prior written permission. +## +## +## THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +## "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +## LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +## A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +## OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +## SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +## LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +## DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +## THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +## (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +## OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." +## +## $QT_END_LICENSE$ +## +############################################################################# + +"""PySide2 port of the Temperature Records example from Qt v5.x""" + +import sys +from PySide2.QtCore import Qt +from PySide2.QtGui import QPainter +from PySide2.QtWidgets import QMainWindow, QApplication +from PySide2.QtCharts import QtCharts + + +class MainWindow(QMainWindow): + 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) + +if __name__ == "__main__": + app = QApplication(sys.argv) + w = MainWindow() + w.resize(600, 300) + w.show() + sys.exit(app.exec_()) |