62 lines
1.3 KiB
C++
62 lines
1.3 KiB
C++
/******************************************************************************
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* QSkinny - Copyright (C) 2016 Uwe Rathmann
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* This file may be used under the terms of the QSkinny License, Version 1.0
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*****************************************************************************/
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#ifndef QSK_FLICK_ANIMATOR_H
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#define QSK_FLICK_ANIMATOR_H 1
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#include "QskGlobal.h"
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#include "QskAnimator.h"
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class QSK_EXPORT QskFlickAnimator : public QskAnimator
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{
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public:
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QskFlickAnimator();
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virtual ~QskFlickAnimator();
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void setAngle( qreal degrees );
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qreal angle() const;
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void setVelocity( qreal );
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qreal velocity() const;
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qreal animatedVelocity() const;
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void flick( qreal degrees, qreal velocity );
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void accelerate( qreal degrees, qreal velocity );
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protected:
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virtual void setup() override;
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virtual void advance( qreal value ) override final;
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virtual void done() override;
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virtual void translate( qreal dx, qreal dy ) = 0;
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private:
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qreal m_velocity[2];
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qreal m_degrees;
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qreal m_cos;
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qreal m_sin;
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int m_elapsed;
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};
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inline qreal QskFlickAnimator::angle() const
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{
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return m_degrees;
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}
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inline qreal QskFlickAnimator::velocity() const
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{
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return m_velocity[0];
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}
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inline qreal QskFlickAnimator::animatedVelocity() const
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{
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return m_velocity[1];
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}
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#endif
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