plasma-framework/animations/slide.cpp

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/*
* Copyright 2009 Mehmet Ali Akmanalp <makmanalp@wpi.edu>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Library General Public License as
* published by the Free Software Foundation; either version 2, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details
*
* You should have received a copy of the GNU Library General Public
* License along with this program; if not, write to the
* Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#include "slide.h"
#include "private/animationprivate_p.h"
#include <QPointF>
#include <kdebug.h>
namespace Plasma
{
SlideAnimation::SlideAnimation(AnimationDirection direction, qreal distance)
{
AnimationPrivate *obj = getAnimationPrivate();
obj->animDirection = direction;
obj->animDistance = distance;
obj->animVisible = true;
}
QAbstractAnimation* SlideAnimation::render(QObject* parent)
{
QGraphicsWidget *m_object = getAnimatedObject();
qreal x = m_object->x();
qreal y = m_object->y();
qreal newX = x;
qreal newY = y;
AnimationPrivate *obj = getAnimationPrivate();
switch (obj->animDirection) {
case MoveUp:
newY = y - obj->animDistance;
break;
case MoveRight:
newX = x + obj->animDistance;
break;
case MoveDown:
newY = y + obj->animDistance;
break;
case MoveLeft:
newX = x - obj->animDistance;
break;
case MoveUpRight:
case MoveDownRight:
case MoveDownLeft:
case MoveUpLeft:
/* TODO: support compound directions */
kDebug() << "Compound directions (UpRight, DownRight, DownLeft, \
UpLeft) are not supported\n";
break;
}
QPropertyAnimation* anim = new QPropertyAnimation(m_object, "pos", parent);
anim->setEndValue(QPointF(newX, newY));
anim->setDuration(getDuration());
//QObject::connect(anim, SIGNAL(finished()), anim, SLOT(deleteLater()));
if (obj->animVisible) {
QObject::connect(anim, SIGNAL(finished()), m_object, SLOT(show()));
} else {
QObject::connect(anim, SIGNAL(finished()), m_object, SLOT(hide()));
}
return anim;
}
void SlideAnimation::setVisibleAtEnd(bool visibility)
{
getAnimationPrivate()->animVisible = visibility;
}
} //namespace Plasma