git.iko.soy/unity8
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unity8/plugins/Utils/easingcurve.cpp
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1/*
2 * Copyright 2014 Canonical Ltd.
3 *
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU Lesser General Public License as published by
6 * the Free Software Foundation; version 3.
7 *
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * GNU Lesser General Public License for more details.
12 *
13 * You should have received a copy of the GNU Lesser General Public License
14 * along with this program. If not, see <http://www.gnu.org/licenses/>.
15 *
16 * Authors: Michael Zanetti <michael.zanetti@canonical.com>
17*/
19#include "easingcurve.h"
21#include <QDebug>
23EasingCurve::EasingCurve(QObject *parent):
24 QObject(parent),
25 m_progress(0),
26 m_value(0)
31QEasingCurve::Type EasingCurve::type() const
33 return m_easingCurve.type();
36void EasingCurve::setType(const QEasingCurve::Type &type)
38 // FIXME: Working around bug https://bugreports.qt-project.org/browse/QTBUG-38686 here
39 QEasingCurve newCurve;
40 newCurve.setType(type);
41 newCurve.setPeriod(m_easingCurve.period());
42 m_easingCurve = newCurve;
43 Q_EMIT typeChanged();
46qreal EasingCurve::period() const
48 return m_easingCurve.period();
51void EasingCurve::setPeriod(qreal period)
53 m_easingCurve.setPeriod(period);
54 Q_EMIT periodChanged();
57qreal EasingCurve::progress() const
59 return m_progress;
62void EasingCurve::setProgress(qreal progress)
64 if (m_progress != progress) {
65 m_progress = progress;
66 m_value = m_easingCurve.valueForProgress(m_progress);
67 Q_EMIT progressChanged();
68 }
71qreal EasingCurve::value() const
73 return m_value;