b1b68adb7d
In Qt5, many of them are moved to QtWidgets, so this is the only way to be source compatible with both Qt 4 and Qt 5.
154 lines
3.8 KiB
C++
154 lines
3.8 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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/**
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* @file This file contains the abstract base class for all singular
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* animations.
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*/
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#ifndef PLASMA_ANIMATION_H
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#define PLASMA_ANIMATION_H
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#include <QGraphicsWidget>
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#include <QtCore/QObject>
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#include <QtCore/QPropertyAnimation>
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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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#include <plasma/plasma.h>
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namespace Plasma
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{
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class AnimationPrivate;
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/**
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* @brief Abstract representation of a single animation.
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* @since 4.4
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*/
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class PLASMA_EXPORT Animation : public QAbstractAnimation
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{
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Q_OBJECT
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Q_ENUMS(Reference)
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Q_ENUMS(MovementDirection)
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Q_PROPERTY(int duration READ duration WRITE setDuration)
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Q_PROPERTY(QEasingCurve easingCurve READ easingCurve WRITE setEasingCurve)
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Q_PROPERTY(QGraphicsWidget *targetWidget READ targetWidget WRITE setTargetWidget)
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public:
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/**
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* Get the animation duration. It can be set using the property duration.
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* @return duration in ms.
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*/
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int duration() const;
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/**
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* Animation movement reference (used by \ref RotationAnimation).
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*/
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enum ReferenceFlag {
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Center = 0,
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Up = 0x1,
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Down = 0x2,
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Left = 0x4,
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Right = 0x8
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};
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Q_DECLARE_FLAGS(Reference, ReferenceFlag)
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/**
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* Animation movement direction.
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*/
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enum MovementDirectionFlag {
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MoveAny = 0,
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MoveUp = 0x1,
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MoveRight = 0x2,
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MoveDown = 0x4,
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MoveLeft = 0x8
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};
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Q_DECLARE_FLAGS(MovementDirection, MovementDirectionFlag)
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/**
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* Default constructor.
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*
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* @param parent Object parent (might be set when using
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* \ref Animator::create factory).
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*
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*/
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explicit Animation(QObject* parent = 0);
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/**
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* Destructor.
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*/
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~Animation() = 0;
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/**
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* Set the widget on which the animation is to be performed.
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* @param widget The QGraphicsWidget to be animated.
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*/
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void setTargetWidget(QGraphicsWidget* widget);
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/**
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* @return The widget that the animation will be performed upon
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*/
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QGraphicsWidget *targetWidget() const;
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/**
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* Set the animation easing curve type
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*/
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void setEasingCurve(const QEasingCurve &curve);
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/**
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* Get the animation easing curve type
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*/
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QEasingCurve easingCurve() const;
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protected:
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/**
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* Change the animation duration. Default is 250ms.
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* @param duration The new duration of the animation.
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*/
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virtual void setDuration(int duration = 250);
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/**
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* QAbstractAnimation will call this method while the animation
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* is running. Each specialized animation class should implement
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* the correct behavior for it.
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* @param currentTime Slapsed time using the \ref duration as reference
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* (it will be from duration up to zero if the animation is running
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* backwards).
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*/
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virtual void updateCurrentTime(int currentTime);
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private:
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/**
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* Internal pimple (actually is used as a data structure, see
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* \ref AnimationPrivate).
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*/
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AnimationPrivate *const d;
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};
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} //namespace Plasma
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#endif
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