341cfb6362
* mark appropriate ctors with explicit * Direction -> MovementDirection so it doesn't conflict with QAbstractAnimation::Direction svn path=/branches/KDE/4.4/kdelibs/; revision=1073810
99 lines
2.5 KiB
C++
99 lines
2.5 KiB
C++
/* Copyright (C) 2009 Adenilson Cavalcanti <cavalcantii@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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/**
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* @file This file contains the definition for the Pulse effect.
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*/
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#ifndef PLASMA_ANIMATIONS_PULSER_P_H
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#define PLASMA_ANIMATIONS_PULSER_P_H
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#include <plasma/animations/animation.h>
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#include <plasma/plasma_export.h>
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namespace Plasma
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{
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class ShadowFake;
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/**
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* @class PulseAnimation plasma/animations/pulser_p.h
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* @short Pulse effect
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*
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* Effect that pulses a shadow copy of any QGraphicsWidget making
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* it more translucent and bigger along the time until it vanishes.
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*/
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class PulseAnimation : public Animation
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{
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Q_OBJECT
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Q_PROPERTY(qreal targetScale READ targetScale WRITE setTargetScale)
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public:
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/** Default Constructor */
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explicit PulseAnimation(QObject *parent = 0);
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/** Destructor */
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~PulseAnimation();
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void setTargetScale(qreal scale);
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qreal targetScale() const;
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public Q_SLOTS:
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/**
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* Resets the shadow widget to its initial state (full translucent
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* and with same geometry as the target widget). It is executed
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* when the animation is over.
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*/
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void resetPulser();
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protected:
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void updateState(QAbstractAnimation::State newState, QAbstractAnimation::State oldState);
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void updateCurrentTime(int currentTime);
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void setCopy();
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private:
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/** Zvalue (tipically -1 than the target widget) */
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qreal m_zvalue;
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/** Original widget scale */
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qreal m_scale;
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/** Opacity of shadow widget (full translucent) */
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qreal m_opacity;
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/** Target scale of shadow widget (default is 1.5x the animated
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* widget scale).
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*/
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qreal m_endScale;
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/** The shadow copy (it really is a QGraphicsWidget with a pixmap
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* copy of the original widget).
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*/
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QWeakPointer<ShadowFake> m_under;
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};
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}
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#endif // PLASMA_ANIMATIONS_PULSER_P_H
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