136 lines
3.1 KiB
C++
136 lines
3.1 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 "animation.h"
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#include "private/animationprivate_p.h"
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#include <QMapIterator>
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#include <QObject>
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#include <QParallelAnimationGroup>
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#include <QSequentialAnimationGroup>
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#include <QDebug>
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#include <kdebug.h>
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#include <kglobalsettings.h>
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namespace Plasma
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{
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AnimationPrivate::AnimationPrivate()
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: dirtyFlag(false),
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easingCurve(QEasingCurve::Linear),
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forwards(QAbstractAnimation::Forward),
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duration(250)
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{
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}
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Animation::Animation(QObject* parent)
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: QAbstractAnimation(parent),
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d(new AnimationPrivate)
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{
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}
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Animation::~Animation()
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{
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delete d;
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}
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int Animation::duration() const
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{
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return d->duration;
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}
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void Animation::setDuration(int duration)
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{
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d->duration = qMax(0, duration);
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}
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void Animation::setWidgetToAnimate(QGraphicsWidget* receiver)
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{
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d->animObject = receiver;
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}
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QGraphicsWidget* Animation::widgetToAnimate()
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{
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return d->animObject.data();
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}
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void Animation::setEasingCurveType(QEasingCurve::Type easingCurve)
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{
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d->easingCurve = easingCurve;
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}
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QEasingCurve::Type Animation::easingCurveType() const
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{
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return d->easingCurve;
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}
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QAbstractAnimation::Direction Animation::direction() const
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{
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return d->forwards;
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}
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void Animation::updateDirection(QAbstractAnimation::Direction direction)
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{
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d->forwards = direction;
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}
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void Animation::start(QAbstractAnimation::DeletionPolicy policy)
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{
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/* TODO: Actually treat policy parameter */
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QAbstractAnimation* anim = render(parent());
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if (anim) {
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anim->setDirection(direction());
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anim->start();
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}
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}
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void Animation::updateCurrentTime(int currentTime)
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{
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/**
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* XXX: not sure if is a bug in my code or Qt, but 'start()' is not being
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* called when the animation is inside of an animatin group.
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* The solution for while is to explicitly call it in 'updateCurrentTime'
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* and use this flag for control.
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*/
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if (!d->dirtyFlag) {
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d->dirtyFlag = true;
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start();
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}
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if (d->forwards == QAbstractAnimation::Forward) {
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if (currentTime == duration()) {
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d->dirtyFlag = false;
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emit finished();
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}
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} else if (d->forwards == QAbstractAnimation::Backward) {
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if (currentTime == 0) {
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d->dirtyFlag = false;
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emit finished();
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}
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}
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}
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} //namespace Plasma
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#include <../animation.moc>
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