248 lines
8.6 KiB
C++
248 lines
8.6 KiB
C++
/*
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* Copyright 2007 Aaron Seigo <aseigo@kde.org>
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* 2007 Alexis Ménard <darktears31@gmail.com>
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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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#ifndef PLASMA_ANIMATOR_H
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#define PLASMA_ANIMATOR_H
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#include <QtGui/QImage>
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#include <QtCore/QObject>
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#include <QtCore/QAbstractAnimation>
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#include <QtCore/QEasingCurve>
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#include <plasma/plasma_export.h>
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class QGraphicsItem;
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class QGraphicsWidget;
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class QTimeLine;
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namespace Plasma
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{
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class AnimatorPrivate;
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class Animation;
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/**
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* @class Animator plasma/animator.h <Plasma/Animator>
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*
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* @short A system for applying effects to Plasma elements
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*/
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class PLASMA_EXPORT Animator : public QObject
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{
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Q_OBJECT
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Q_ENUMS(Animation)
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Q_ENUMS(CurveShape)
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Q_ENUMS(Movement)
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public:
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enum Animation {
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AppearAnimation = 0, /*<< Animate the appearance of an element */
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DisappearAnimation, /*<< Animate the disappearance of an element */
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ActivateAnimation, /*<< When something is activated or launched,
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such as an app icon being clicked */
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FadeAnimation, /*<< Can be used for both fade in and out */
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GrowAnimation, /*<< Grow animated object geometry */
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PulseAnimation, /*<< Pulse animated object (opacity/geometry/scale) */
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RotationAnimation, /*<< Rotate an animated object */
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RotationStackedAnimation, /*<< for flipping one object with another */
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SlideAnimation, /*<< Move the position of animated object */
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GeometryAnimation, /*<< Geometry animation*/
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ZoomAnimation, /*<<Zoom animation */
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PixmapTransitionAnimation, /*<< Transition between two pixmaps*/
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WaterAnimation /*<< Water animation using ripple effect */,
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LastAnimation = 1024
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};
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enum CurveShape {
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EaseInCurve = 0,
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EaseOutCurve,
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EaseInOutCurve,
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LinearCurve,
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PendularCurve
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};
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enum Movement {
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SlideInMovement = 0,
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SlideOutMovement,
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FastSlideInMovement,
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FastSlideOutMovement
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};
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/**
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* Singleton accessor
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**/
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static KDE_DEPRECATED Animator *self();
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/**
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* Factory to build new animation objects. To control their behavior,
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* check \ref AbstractAnimation properties.
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* @since 4.4
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**/
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static Plasma::Animation *create(Animator::Animation type, QObject *parent = 0);
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/**
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* Factory to build new animation objects from Javascript files. To control their behavior,
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* check \ref AbstractAnimation properties.
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* @since 4.5
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**/
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static Plasma::Animation *create(const QString &animationName, QObject *parent = 0);
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/**
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* Factory to build new custom easing curves.
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* @since 4.5
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*/
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static QEasingCurve create(Animator::CurveShape type);
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/**
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* Starts a standard animation on a QGraphicsItem.
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*
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* @arg item the item to animate in some fashion
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* @arg anim the type of animation to perform
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* @return the id of the animation
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* @deprecated use new Animator API with Qt Kinetic
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**/
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KDE_DEPRECATED Q_INVOKABLE int animateItem(QGraphicsItem *item,Animation anim);
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/**
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* Stops an item animation before the animation is complete.
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* Note that it is not necessary to call
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* this on normal completion of the animation.
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*
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* @arg id the id of the animation as returned by animateItem
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* @deprecated use new Animator API with Qt Kinetic
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*/
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KDE_DEPRECATED Q_INVOKABLE void stopItemAnimation(int id);
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/**
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* Starts a standard animation on a QGraphicsItem.
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*
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* @arg item the item to animate in some fashion
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* @arg anim the type of animation to perform
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* @return the id of the animation
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* @deprecated use new Animator API with Qt Kinetic
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**/
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KDE_DEPRECATED Q_INVOKABLE int moveItem(QGraphicsItem *item, Movement movement, const QPoint &destination);
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/**
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* Stops an item movement before the animation is complete.
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* Note that it is not necessary to call
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* this on normal completion of the animation.
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*
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* @arg id the id of the animation as returned by moveItem
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* @deprecated use new Animator API with Qt Kinetic
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*/
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KDE_DEPRECATED Q_INVOKABLE void stopItemMovement(int id);
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/**
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* Starts a custom animation, preventing the need to create a timeline
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* with its own timer tick.
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*
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* @arg frames the number of frames this animation should persist for
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* @arg duration the length, in milliseconds, the animation will take
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* @arg curve the curve applied to the frame rate
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* @arg receive the object that will handle the actual animation
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* @arg method the method name of slot to be invoked on each update.
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* It must take a qreal. So if the slot is animate(qreal),
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* pass in "animate" as the method parameter.
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* It has an optional integer paramenter that takes an
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* integer that reapresents the animation id, useful if
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* you want to manage multiple animations with a sigle slot
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*
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* @return an id that can be used to identify this animation.
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* @deprecated use new Animator API with Qt Kinetic
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*/
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KDE_DEPRECATED Q_INVOKABLE int customAnimation(int frames, int duration,
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Animator::CurveShape curve, QObject *receiver, const char *method);
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/**
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* Stops a custom animation. Note that it is not necessary to call
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* this on object destruction, as custom animations associated with
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* a given QObject are cleaned up automatically on QObject destruction.
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*
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* @arg id the id of the animation as returned by customAnimation
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* @deprecated use new Animator API with Qt Kinetic
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*/
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KDE_DEPRECATED Q_INVOKABLE void stopCustomAnimation(int id);
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KDE_DEPRECATED Q_INVOKABLE int animateElement(QGraphicsItem *obj, Animation);
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KDE_DEPRECATED Q_INVOKABLE void stopElementAnimation(int id);
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KDE_DEPRECATED Q_INVOKABLE void setInitialPixmap(int id, const QPixmap &pixmap);
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KDE_DEPRECATED Q_INVOKABLE QPixmap currentPixmap(int id);
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/**
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* Can be used to query if there are other animations happening. This way
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* heavy operations can be delayed until all animations are finished.
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* @return true if there are animations going on.
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* @since 4.1
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* @deprecated use new Animator API with Qt Kinetic
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*/
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KDE_DEPRECATED Q_INVOKABLE bool isAnimating() const;
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/**
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* Register a widget as a scrolling widget.
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* This function is deprecated:
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* use a ScrollWidget, with setWidget() as your widget instead.
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*
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* @param widget the widget that offers a scrolling behaviour
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* @since 4.4
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*/
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KDE_DEPRECATED void registerScrollingManager(QGraphicsWidget *widget);
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/**
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* unregister the scrolling manager of a certain widget
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* This function is deprecated: use ScrollWidget instead.
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*
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* @param widget the widget we don't want no longer animated
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* @since 4.4
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*/
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KDE_DEPRECATED void unregisterScrollingManager(QGraphicsWidget *widget);
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Q_SIGNALS:
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void animationFinished(QGraphicsItem *item, Plasma::Animator::Animation anim);
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void movementFinished(QGraphicsItem *item);
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void elementAnimationFinished(int id);
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void customAnimationFinished(int id);
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KDE_DEPRECATED void scrollStateChanged(QGraphicsWidget *widget, QAbstractAnimation::State newState,
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QAbstractAnimation::State oldState);
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protected:
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void timerEvent(QTimerEvent *event);
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private:
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friend class AnimatorSingleton;
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explicit Animator(QObject * parent = 0);
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~Animator();
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Q_PRIVATE_SLOT(d, void animatedItemDestroyed(QObject*))
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Q_PRIVATE_SLOT(d, void movingItemDestroyed(QObject*))
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Q_PRIVATE_SLOT(d, void animatedElementDestroyed(QObject*))
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Q_PRIVATE_SLOT(d, void customAnimReceiverDestroyed(QObject*))
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Q_PRIVATE_SLOT(d, void scrollStateChanged(QAbstractAnimation::State,
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QAbstractAnimation::State))
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friend class AnimatorPrivate;
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AnimatorPrivate * const d;
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};
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} // namespace Plasma
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#endif
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