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easingcurve.cpp
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*/
18
19#include "easingcurve.h"
20
21
22EasingCurve::EasingCurve(QObject *parent):
23 QObject(parent),
24 m_progress(0),
25 m_value(0)
26{
27
28}
29
30QEasingCurve::Type EasingCurve::type() const
31{
32 return m_easingCurve.type();
33}
34
35void EasingCurve::setType(const QEasingCurve::Type type)
36{
37 // FIXME: Working around bug https://bugreports.qt-project.org/browse/QTBUG-38686 here
38 QEasingCurve newCurve;
39 newCurve.setType(type);
40 newCurve.setPeriod(m_easingCurve.period());
41 m_easingCurve = newCurve;
42 Q_EMIT typeChanged();
43}
44
45qreal EasingCurve::period() const
46{
47 return m_easingCurve.period();
48}
49
50void EasingCurve::setPeriod(qreal period)
51{
52 m_easingCurve.setPeriod(period);
53 Q_EMIT periodChanged();
54}
55
56qreal EasingCurve::progress() const
57{
58 return m_progress;
59}
60
61void EasingCurve::setProgress(qreal progress)
62{
63 if (m_progress != progress) {
64 m_progress = progress;
65 m_value = m_easingCurve.valueForProgress(m_progress);
66 Q_EMIT progressChanged();
67 }
68}
69
70qreal EasingCurve::value() const
71{
72 return m_value;
73}