124 lines
3.5 KiB
C++
124 lines
3.5 KiB
C++
/*
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Copyright (C) 2009 Igor Trindade Oliveira <igor.oliveira@indt.org.br>
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Copyright (C) 2009 Adenilson Cavalcanti <adenilson.silva@idnt.org.br>
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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This library 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 GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/
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/**
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* @file This file contains the definition for the 2D Rotation effect.
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*/
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#ifndef PLASMA_ROTATION_P_H
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#define PLASMA_ROTATION_P_H
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#include <plasma/animations/easinganimation_p.h>
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class QGraphicsRotation;
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namespace Plasma {
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/**
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* @class RotationAnimation plasma/animations/rotation_p.h
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* @short 2D rotation animation.
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*
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* This animation rotates a QGraphicsWidget in a axis (reference and
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* axis can be defined using properties). See also
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* \ref StackedRotationAnimation.
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*/
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class RotationAnimation : public EasingAnimation
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{
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Q_OBJECT
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Q_PROPERTY(Qt::Axis axis READ axis WRITE setAxis)
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Q_PROPERTY(qint8 reference READ reference WRITE setReference)
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Q_PROPERTY(qreal angle READ angle WRITE setAngle)
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public:
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/**
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* Default constructor
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*
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* @param parent Animation object parent.
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* @param reference See \ref Animation::Reference.
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* @param axis Which axis to rotate (XAxis, YAxis, ZAxis).
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* @param angle Rotation angle (0 to 360)
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*
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*/
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explicit RotationAnimation(QObject *parent = 0,
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qint8 reference = Center,
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Qt::Axis axis = Qt::ZAxis,
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qreal angle = 180);
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/** Destructor */
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~RotationAnimation();
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/**
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* get animation rotation axis (e.g. YAxis, ZAxis, XAxis)
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*/
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Qt::Axis axis() const;
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/**
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* Rotation reference (e.g. Center, Up, Down, Left, Right) can
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* be combined (i.e. Center|Up)
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*/
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qint8 reference() const;
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/**
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* Animation rotation angle (e.g. 45, 180, etc)
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*/
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qreal angle() const;
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/**
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* Reimplemented from Plasma::Animation
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* @arg curve Easing curve
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*/
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void setEasingCurve(const QEasingCurve &curve);
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public slots:
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/**
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* set animation rotation axis
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* @arg axis Rotation (e.g. YAxis, ZAxis, XAxis)
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*/
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void setAxis(const Qt::Axis &axis);
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/**
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* Set rotation reference (e.g. Center, Up, Down, Left, Right) can
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* be combined (i.e. Center|Up)
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* @arg reference The reference
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*/
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void setReference(const qint8 &reference);
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/**
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* Set animation rotation angle (e.g. 45, 180, etc)
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* @arg angle The angle
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*/
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void setAngle(const qreal &angle);
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protected:
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void updateState(QAbstractAnimation::State newState, QAbstractAnimation::State oldState);
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void updateEffectiveTime(int currentTime);
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private:
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/** Rotation transform object */
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QGraphicsRotation *m_rotation;
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/** Rotation angle */
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qreal m_angle;
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/** Axis where to perform the rotation */
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Qt::Axis m_axis;
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/** Reference, the default is Up (see \ref Animation::Reference) */
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qint8 m_reference;
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};
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} // Plasma
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#endif
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