119 lines
2.8 KiB
C++
119 lines
2.8 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 "slide_p.h"
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#include <QPointF>
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#include <kdebug.h>
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namespace Plasma
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{
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SlideAnimation::SlideAnimation(AnimationDirection direction, qreal distance)
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{
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setDirection(direction);
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setDistance(distance);
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setVisible(true);
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}
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QAbstractAnimation* SlideAnimation::render(QObject* parent)
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{
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bool dirty = false;
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QGraphicsWidget *m_object = widgetToAnimate();
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qreal x = m_object->x();
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qreal y = m_object->y();
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qreal newX = x;
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qreal newY = y;
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kDebug()<<direction();
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switch (direction()) {
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case MoveUp:
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newY -= distance();
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break;
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case MoveRight:
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newX += distance();
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break;
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case MoveDown:
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newY += distance();
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break;
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case MoveLeft:
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newX -= distance();
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break;
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case MoveUpRight:
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newX += distance();
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newY -= distance();
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break;
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case MoveDownRight:
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newX += distance();
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newY += distance();
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break;
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case MoveDownLeft:
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newX -= distance();
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newY += distance();
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break;
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case MoveUpLeft:
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newX -= distance();
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newY -= distance();
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break;
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default:
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kDebug()<<"Compound direction is not supported";
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return 0;
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}
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//Recreate only if needed
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QPropertyAnimation* anim = dynamic_cast<QPropertyAnimation* >(animation());
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if (!anim) {
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anim = new QPropertyAnimation(m_object, "pos", parent);
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setAnimation(anim);
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dirty = true;
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}
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anim->setEndValue(QPointF(newX, newY));
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anim->setDuration(duration());
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//QObject::connect(anim, SIGNAL(finished()), anim, SLOT(deleteLater()));
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if (dirty) {
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if (isVisible()) {
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QObject::connect(anim, SIGNAL(finished()), m_object, SLOT(show()));
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} else {
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QObject::connect(anim, SIGNAL(finished()), m_object, SLOT(hide()));
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}
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}
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return anim;
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}
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void SlideAnimation::setVisibleAtEnd(bool visibility)
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{
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setVisible(visibility);
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}
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} //namespace Plasma
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