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-rw-r--r--examples/datavisualization/bars3d/bars3d.py98
1 files changed, 32 insertions, 66 deletions
diff --git a/examples/datavisualization/bars3d/bars3d.py b/examples/datavisualization/bars3d/bars3d.py
index e025fcd20..587c91c37 100644
--- a/examples/datavisualization/bars3d/bars3d.py
+++ b/examples/datavisualization/bars3d/bars3d.py
@@ -1,43 +1,6 @@
-
-#############################################################################
-##
-## Copyright (C) 2017 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."
-##
-## $QT_END_LICENSE$
-##
-#############################################################################
+# Copyright (C) 2022 The Qt Company Ltd.
+# SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
+from __future__ import annotations
"""PySide6 QtDataVisualization example"""
@@ -49,45 +12,47 @@ from PySide6.QtDataVisualization import (Q3DBars, QBar3DSeries, QBarDataItem,
QCategory3DAxis, QValue3DAxis)
-def dataToBarDataRow(data):
+def data_to_bar_data_row(data):
return list(QBarDataItem(d) for d in data)
-def dataToBarDataArray(data):
- return list(dataToBarDataRow(row) for row in data)
+
+def data_to_bar_data_array(data):
+ return list(data_to_bar_data_row(row) for row in data)
+
class MainWindow(QMainWindow):
def __init__(self):
- super(MainWindow, self).__init__()
+ super().__init__()
self.setWindowTitle('Qt DataVisualization 3D Bars')
self.bars = Q3DBars()
- self.columnAxis = QCategory3DAxis()
- self.columnAxis.setTitle('Columns')
- self.columnAxis.setTitleVisible(True)
- self.columnAxis.setLabels(['Column1', 'Column2'])
- self.columnAxis.setLabelAutoRotation(30)
+ self._column_axis = QCategory3DAxis()
+ self._column_axis.setTitle('Columns')
+ self._column_axis.setTitleVisible(True)
+ self._column_axis.setLabels(['Column1', 'Column2'])
+ self._column_axis.setLabelAutoRotation(30)
- self.rowAxis = QCategory3DAxis()
- self.rowAxis.setTitle('Rows')
- self.rowAxis.setTitleVisible(True)
- self.rowAxis.setLabels(['Row1', 'Row2'])
- self.rowAxis.setLabelAutoRotation(30)
+ self._row_axis = QCategory3DAxis()
+ self._row_axis.setTitle('Rows')
+ self._row_axis.setTitleVisible(True)
+ self._row_axis.setLabels(['Row1', 'Row2'])
+ self._row_axis.setLabelAutoRotation(30)
- self.valueAxis = QValue3DAxis()
- self.valueAxis.setTitle('Values')
- self.valueAxis.setTitleVisible(True)
- self.valueAxis.setRange(0, 5)
+ self._value_axis = QValue3DAxis()
+ self._value_axis.setTitle('Values')
+ self._value_axis.setTitleVisible(True)
+ self._value_axis.setRange(0, 5)
- self.bars.setRowAxis(self.rowAxis)
- self.bars.setColumnAxis(self.columnAxis)
- self.bars.setValueAxis(self.valueAxis)
+ self.bars.setRowAxis(self._row_axis)
+ self.bars.setColumnAxis(self._column_axis)
+ self.bars.setValueAxis(self._value_axis)
self.series = QBar3DSeries()
- self.arrayData = [[1, 2], [3, 4]]
- self.series.dataProxy().addRows(dataToBarDataArray(self.arrayData))
+ self._array_data = [[1, 2], [3, 4]]
+ self.series.dataProxy().addRows(data_to_bar_data_array(self._array_data))
self.bars.setPrimarySeries(self.series)
@@ -108,8 +73,9 @@ class MainWindow(QMainWindow):
self.container.setFocusPolicy(Qt.StrongFocus)
self.setCentralWidget(self.container)
+
if __name__ == '__main__':
app = QApplication(sys.argv)
- mainWin = MainWindow()
- mainWin.show()
- sys.exit(app.exec_())
+ main_win = MainWindow()
+ main_win.show()
+ sys.exit(app.exec())