8d37df4b8f
Mostly these are "<name>.moc" style includes which are incorrect compared to qmake and cmake automoc behaviour.
100 lines
3.3 KiB
C++
100 lines
3.3 KiB
C++
/*
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* Copyright 2009 Mehmet Ali Akmanalp <makmanalp@wpi.edu>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Library General Public License as
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* published by the Free Software Foundation; either version 2, or
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* (at your option) any later version.
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*
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* This program 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
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* GNU General Public License for more details
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this program; if not, write to the
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* Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#include "grow_p.h"
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#include <QRect>
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#include <kdebug.h>
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namespace Plasma
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{
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GrowAnimation::GrowAnimation(QObject *parent, qreal factor)
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: EasingAnimation(parent), m_animFactor(factor)
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{
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}
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void GrowAnimation::setFactor(const qreal factor)
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{
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m_animFactor = qMax(qreal(0.0), factor);
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}
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qreal GrowAnimation::factor() const
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{
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return m_animFactor;
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}
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void GrowAnimation::updateEffectiveTime(int currentTime)
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{
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QGraphicsWidget *w = targetWidget();
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if (w && state() == QAbstractAnimation::Running) {
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const qreal delta = currentTime / qreal(duration());
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QRectF geometry;
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geometry.setTopLeft(m_startGeometry.topLeft() * (1-delta) + (m_targetGeometry.topLeft() * delta));
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geometry.setSize(m_startGeometry.size() * (1-delta) + (m_targetGeometry.size() * delta));
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w->setGeometry(geometry);
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}
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}
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void GrowAnimation::updateState(QAbstractAnimation::State newState, QAbstractAnimation::State oldState)
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{
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if (oldState == QAbstractAnimation::Stopped && newState == QAbstractAnimation::Running) {
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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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QSizeF minimum = widget->effectiveSizeHint(Qt::MinimumSize);
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QSizeF maximum = widget->effectiveSizeHint(Qt::MaximumSize);
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m_startGeometry = widget->geometry();
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qreal w = m_startGeometry.width();
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qreal h = m_startGeometry.height();
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qreal factor = m_animFactor;
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//compute new geometry values
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qreal newWidth;
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qreal newHeight;
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if (direction() == QAbstractAnimation::Forward) {
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newWidth = qBound(minimum.width(), w * factor, maximum.width());
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newHeight = qBound(minimum.height(), h * factor, maximum.height());
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} else {
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newWidth = qBound(minimum.width(), w / factor, maximum.width());
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newHeight = qBound(minimum.height(), h / factor, maximum.height());
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}
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qreal newX;
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qreal newY;
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newX = m_startGeometry.x() - (newWidth - w)/2;
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newY = m_startGeometry.y() - (newHeight - h)/2;
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if (direction() == QAbstractAnimation::Forward) {
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//the end geometry gets rounded to prevent things looking ugly
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m_targetGeometry = QRect(newX, newY, newWidth, newHeight);
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} else {
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m_targetGeometry = m_startGeometry;
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m_startGeometry = QRectF(newX, newY, newWidth, newHeight);
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}
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}
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}
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} //namespace Plasma
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#include "moc_grow_p.cpp"
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