70 lines
1.9 KiB
C++
70 lines
1.9 KiB
C++
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/*
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* Copyright (C) 2010 Bruno Abinader <bruno.abinader@indt.org.br>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <plasma/private/effects/ripple_p.h>
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#include "water_p.h"
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namespace Plasma
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{
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WaterAnimation::WaterAnimation(QObject *parent)
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: EasingAnimation(parent),
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m_offset(1)
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{
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}
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qint8 WaterAnimation::offset() const
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{
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return m_offset;
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}
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void WaterAnimation::setOffset(qint8 offset)
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{
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m_offset = offset;
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}
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void WaterAnimation::updateState(QAbstractAnimation::State newState, QAbstractAnimation::State oldState)
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{
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QGraphicsWidget *widget = targetWidget();
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if (!widget) {
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return;
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}
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RippleEffect *effect = qobject_cast<RippleEffect*>(widget->graphicsEffect());
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if (!effect) {
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effect = new RippleEffect(widget);
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widget->setGraphicsEffect(effect);
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}
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if (oldState == Stopped && newState == Running) {
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effect->setOffset(m_offset);
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effect->setEnabled(true);
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} else if (newState == Stopped) {
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effect->setEnabled(false);
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}
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}
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void WaterAnimation::updateEffectiveTime(int currentTime)
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{
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QGraphicsWidget *widget = targetWidget();
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if (widget && widget->graphicsEffect()) {
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widget->graphicsEffect()->setProperty("opacity", currentTime / qreal(duration()));
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}
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}
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} // namespace Plasma
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