plasma-framework/private/animator_p.h

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/*
* Copyright 2007 Aaron Seigo <aseigo@kde.org>
* 2007 Alexis Ménard <darktears31@gmail.com>
*
* 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.
*/
#ifndef ANIMATOR_P_H
#define ANIMATOR_P_H
#include <QHash>
#include <QPixmap>
#include <QSet>
#include <QTime>
#include <QTimeLine>
class QGraphicsItem;
namespace Plasma
{
class AnimationDriver;
class KineticScrolling;
struct AnimationState
{
QGraphicsItem *item;
QObject *qobj;
Animator::Animation animation;
Animator::CurveShape curve;
int interval;
int currentInterval;
int frames;
int currentFrame;
int id;
};
struct ElementAnimationState
{
QGraphicsItem *item;
QObject *qobj;
Animator::CurveShape curve;
Animator::Animation animation;
int interval;
int currentInterval;
int frames;
int currentFrame;
int id;
QPixmap pixmap;
};
struct MovementState
{
QGraphicsItem *item;
QObject *qobj;
Animator::CurveShape curve;
Animator::Movement movement;
int interval;
int currentInterval;
int frames;
int currentFrame;
QPoint start;
QPoint destination;
int id;
};
struct CustomAnimationState
{
Animator::CurveShape curve;
int frames;
int currentFrame;
int frameInterval;
int interval;
int currentInterval;
int id;
QObject *receiver;
char *slot;
};
class AnimatorPrivate
{
public:
AnimatorPrivate();
~AnimatorPrivate();
qreal calculateProgress(int time, int duration, Animator::CurveShape curve);
void performAnimation(qreal amount, const AnimationState *state);
void performMovement(qreal amount, const MovementState *state);
void init(Animator *q);
void cleanupStates();
void animatedItemDestroyed(QObject*);
void movingItemDestroyed(QObject*);
void animatedElementDestroyed(QObject*);
void customAnimReceiverDestroyed(QObject*);
AnimationDriver *driver;
int animId;
int timerId;
QTime time;
QTimeLine timeline;
// active items
QHash<QGraphicsItem *, AnimationState *> animatedItems;
QHash<QGraphicsItem *, MovementState *> movingItems;
QHash<int, ElementAnimationState *> animatedElements;
QHash<int, CustomAnimationState *> customAnims;
// items to cull
QSet<AnimationState *> animatedItemsToDelete;
QSet<MovementState *> movingItemsToDelete;
QSet<ElementAnimationState *> animatedElementsToDelete;
QSet<CustomAnimationState *> customAnimsToDelete;
QHash<QGraphicsWidget *, KineticScrolling *> scrollingManagers;
};
}
#endif