diff options
Diffstat (limited to 'examples/widgetbinding/wigglywidget.py')
| -rw-r--r-- | examples/widgetbinding/wigglywidget.py | 69 |
1 files changed, 11 insertions, 58 deletions
diff --git a/examples/widgetbinding/wigglywidget.py b/examples/widgetbinding/wigglywidget.py index 482415ae6..3362eab6b 100644 --- a/examples/widgetbinding/wigglywidget.py +++ b/examples/widgetbinding/wigglywidget.py @@ -1,52 +1,5 @@ -############################################################################ -## -## Copyright (C) 2020 The Qt Company Ltd. -## Contact: https://www.qt.io/licensing/ -## -## This file is part of the Qt for Python examples of the Qt Toolkit. -## -## $QT_BEGIN_LICENSE:BSD$ -## Commercial License Usage -## Licensees holding valid commercial Qt licenses may use this file in -## accordance with the commercial license agreement provided with the -## Software or, alternatively, in accordance with the terms contained in -## a written agreement between you and The Qt Company. For licensing terms -## and conditions see https://www.qt.io/terms-conditions. For further -## information use the contact form at https://www.qt.io/contact-us. -## -## BSD License Usage -## Alternatively, 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 PySide6.QtCore import QBasicTimer, Property from PySide6.QtGui import QColor, QFontMetrics, QPainter, QPalette @@ -89,15 +42,15 @@ class WigglyWidget(QWidget): y = (self.height() + metrics.ascent() - metrics.descent()) / 2 color = QColor() - painter = QPainter(self) - for i in range(len(self.text)): - index = (self._step + i) % 16 - color.setHsv((15 - index) * 16, 255, 191) - painter.setPen(color) - dy = (sineTable[index] * metrics.height()) / 400 - c = self._text[i] - painter.drawText(x, y - dy, str(c)) - x += metrics.horizontalAdvance(c) + with QPainter(self) as painter: + for i in range(len(self.text)): + index = (self._step + i) % 16 + color.setHsv((15 - index) * 16, 255, 191) + painter.setPen(color) + dy = (sineTable[index] * metrics.height()) / 400 + c = self._text[i] + painter.drawText(x, y - dy, str(c)) + x += metrics.horizontalAdvance(c) def timerEvent(self, event): if event.timerId() == self._timer.timerId(): |