diff options
Diffstat (limited to 'src/corelib/tools/qeasingcurve.cpp')
| -rw-r--r-- | src/corelib/tools/qeasingcurve.cpp | 99 |
1 files changed, 34 insertions, 65 deletions
diff --git a/src/corelib/tools/qeasingcurve.cpp b/src/corelib/tools/qeasingcurve.cpp index 9eb74d12cc..52602a0256 100644 --- a/src/corelib/tools/qeasingcurve.cpp +++ b/src/corelib/tools/qeasingcurve.cpp @@ -1,41 +1,5 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the QtCore module of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** 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. -** -** GNU Lesser General Public License Usage -** Alternatively, this file may be used under the terms of the GNU Lesser -** General Public License version 3 as published by the Free Software -** Foundation and appearing in the file LICENSE.LGPL3 included in the -** packaging of this file. Please review the following information to -** ensure the GNU Lesser General Public License version 3 requirements -** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU -** General Public License version 2.0 or (at your option) the GNU General -** Public license version 3 or any later version approved by the KDE Free -** Qt Foundation. The licenses are as published by the Free Software -** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 -** included in the packaging of this file. Please review the following -** information to ensure the GNU General Public License requirements will -** be met: https://www.gnu.org/licenses/gpl-2.0.html and -** https://www.gnu.org/licenses/gpl-3.0.html. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ +// Copyright (C) 2016 The Qt Company Ltd. +// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only /* @@ -483,7 +447,7 @@ struct BezierEase : public QEasingCurveFunction { if (_bezierCurves.constLast() == QPointF(1.0, 1.0)) { _init = true; - _curveCount = _bezierCurves.count() / 3; + _curveCount = _bezierCurves.size() / 3; for (int i=0; i < _curveCount; i++) { _intervals[i] = _bezierCurves.at(i * 3 + 2).x(); @@ -502,17 +466,17 @@ struct BezierEase : public QEasingCurveFunction _curves[0].p3y = _bezierCurves.at(2).y(); } else if (i == (_curveCount - 1)) { - _curves[i].p0x = _bezierCurves.at(_bezierCurves.count() - 4).x(); - _curves[i].p0y = _bezierCurves.at(_bezierCurves.count() - 4).y(); + _curves[i].p0x = _bezierCurves.at(_bezierCurves.size() - 4).x(); + _curves[i].p0y = _bezierCurves.at(_bezierCurves.size() - 4).y(); - _curves[i].p1x = _bezierCurves.at(_bezierCurves.count() - 3).x(); - _curves[i].p1y = _bezierCurves.at(_bezierCurves.count() - 3).y(); + _curves[i].p1x = _bezierCurves.at(_bezierCurves.size() - 3).x(); + _curves[i].p1y = _bezierCurves.at(_bezierCurves.size() - 3).y(); - _curves[i].p2x = _bezierCurves.at(_bezierCurves.count() - 2).x(); - _curves[i].p2y = _bezierCurves.at(_bezierCurves.count() - 2).y(); + _curves[i].p2x = _bezierCurves.at(_bezierCurves.size() - 2).x(); + _curves[i].p2y = _bezierCurves.at(_bezierCurves.size() - 2).y(); - _curves[i].p3x = _bezierCurves.at(_bezierCurves.count() - 1).x(); - _curves[i].p3y = _bezierCurves.at(_bezierCurves.count() - 1).y(); + _curves[i].p3x = _bezierCurves.at(_bezierCurves.size() - 1).x(); + _curves[i].p3y = _bezierCurves.at(_bezierCurves.size() - 1).y(); } else { _curves[i].p0x = _bezierCurves.at(i * 3 - 1).x(); _curves[i].p0y = _bezierCurves.at(i * 3 - 1).y(); @@ -571,7 +535,7 @@ struct BezierEase : public QEasingCurveFunction qreal value(qreal x) override { - Q_ASSERT(_bezierCurves.count() % 3 == 0); + Q_ASSERT(_bezierCurves.size() % 3 == 0); if (_bezierCurves.isEmpty()) { return x; @@ -905,7 +869,7 @@ struct TCBEase : public BezierEase qreal value(qreal x) override { - Q_ASSERT(_bezierCurves.count() % 3 == 0); + Q_ASSERT(_bezierCurves.size() % 3 == 0); if (_bezierCurves.isEmpty()) { qWarning("QEasingCurve: Invalid tcb curve"); @@ -1189,32 +1153,37 @@ QEasingCurve::~QEasingCurve() */ /*! - Compare this easing curve with \a other and returns \c true if they are - equal. It will also compare the properties of a curve. + \fn bool QEasingCurve::operator==(const QEasingCurve &lhs, const QEasingCurve &rhs) + + Compares easing curve \a lhs with \a rhs and returns \c true if they are + equal; otherwise returns \c false. + It will also compare the properties of the curves. */ -bool QEasingCurve::operator==(const QEasingCurve &other) const +bool comparesEqual(const QEasingCurve &lhs, const QEasingCurve &rhs) noexcept { - bool res = d_ptr->func == other.d_ptr->func - && d_ptr->type == other.d_ptr->type; + bool res = lhs.d_ptr->func == rhs.d_ptr->func + && lhs.d_ptr->type == rhs.d_ptr->type; if (res) { - if (d_ptr->config && other.d_ptr->config) { + if (lhs.d_ptr->config && rhs.d_ptr->config) { // catch the config content - res = d_ptr->config->operator==(*(other.d_ptr->config)); + res = lhs.d_ptr->config->operator==(*(rhs.d_ptr->config)); - } else if (d_ptr->config || other.d_ptr->config) { + } else if (lhs.d_ptr->config || rhs.d_ptr->config) { // one one has a config object, which could contain default values - res = qFuzzyCompare(amplitude(), other.amplitude()) - && qFuzzyCompare(period(), other.period()) - && qFuzzyCompare(overshoot(), other.overshoot()); + res = qFuzzyCompare(lhs.amplitude(), rhs.amplitude()) + && qFuzzyCompare(lhs.period(), rhs.period()) + && qFuzzyCompare(lhs.overshoot(), rhs.overshoot()); } } return res; } /*! - \fn bool QEasingCurve::operator!=(const QEasingCurve &other) const - Compare this easing curve with \a other and returns \c true if they are not equal. - It will also compare the properties of a curve. + \fn bool QEasingCurve::operator!=(const QEasingCurve &lhs, const QEasingCurve &rhs) + + Compares easing curve \a lhs with \a rhs and returns \c true if they are + not equal; otherwise returns \c false. + It will also compare the properties of the curves. \sa operator==() */ @@ -1310,7 +1279,7 @@ void QEasingCurve::addCubicBezierSegment(const QPointF & c1, const QPointF & c2, QList<QPointF> static inline tcbToBezier(const TCBPoints &tcbPoints) { - const int count = tcbPoints.count(); + const int count = tcbPoints.size(); QList<QPointF> bezierPoints; bezierPoints.reserve(3 * (count - 1)); @@ -1357,7 +1326,7 @@ QList<QPointF> static inline tcbToBezier(const TCBPoints &tcbPoints) /*! Adds a segment of a TCB bezier spline to define a custom easing curve. It is only applicable if type() is QEasingCurve::TCBSpline. - The spline has to start explitly at (0.0, 0.0) and has to end at (1.0, 1.0) to + The spline has to start explicitly at (0.0, 0.0) and has to end at (1.0, 1.0) to be a valid easing curve. The tension \a t changes the length of the tangent vector. The continuity \a c changes the sharpness in change between the tangents. |