1
/* This file is part of the KDE project
3
* Copyright (C) 2010 Thorsten Zachmann <zachmann@kde.org>
5
* This library is free software; you can redistribute it and/or
6
* modify it under the terms of the GNU Library General Public
7
* License as published by the Free Software Foundation; either
8
* version 2 of the License, or (at your option) any later version.
10
* This library is distributed in the hope that it will be useful,
11
* but WITHOUT ANY WARRANTY; without even the implied warranty of
12
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13
* Library General Public License for more details.
15
* You should have received a copy of the GNU Library General Public License
16
* along with this library; see the file COPYING.LIB. If not, write to
17
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
18
* Boston, MA 02110-1301, USA.
21
#include "KPrFadeCrossStrategy.h"
22
#include "KPrFadeEffectFactory.h"
26
#include <QGraphicsPixmapItem>
27
#include <QGraphicsView>
31
KPrFadeCrossStrategy::KPrFadeCrossStrategy()
32
: KPrPageEffectStrategy(KPrFadeEffectFactory::CrossFade, "fade", "crossfade", false, true)
36
KPrFadeCrossStrategy::~KPrFadeCrossStrategy()
40
void KPrFadeCrossStrategy::setup( const KPrPageEffect::Data &data, QTimeLine &timeLine )
42
timeLine.setFrameRange(0, 1000); // TODO might not be needed
43
data.m_oldPageItem->setZValue(1);
44
data.m_newPageItem->setZValue(2);
45
data.m_newPageItem->setOpacity(0);
46
data.m_oldPageItem->show();
47
data.m_newPageItem->show();
50
void KPrFadeCrossStrategy::paintStep( QPainter &p, int currPos, const KPrPageEffect::Data &data )
57
void KPrFadeCrossStrategy::next( const KPrPageEffect::Data &data )
59
int frame = data.m_timeLine.frameForTime(data.m_currentTime);
60
if (frame >= data.m_timeLine.endFrame()) {
64
qreal value = data.m_timeLine.valueForTime(data.m_currentTime);
65
data.m_newPageItem->setOpacity(value);
69
void KPrFadeCrossStrategy::finish(const KPrPageEffect::Data &data)
71
data.m_graphicsView->hide();