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113 lines
3.4 KiB
C++
113 lines
3.4 KiB
C++
/*=========================================================================
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Program: ParaView
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Module: pqAnimationKeyFrame.h
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Copyright (c) 2005-2008 Sandia Corporation, Kitware Inc.
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All rights reserved.
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ParaView is a free software; you can redistribute it and/or modify it
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under the terms of the ParaView license version 1.2.
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See License_v1.2.txt for the full ParaView license.
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A copy of this license can be obtained by contacting
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Kitware Inc.
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28 Corporate Drive
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Clifton Park, NY 12065
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USA
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR
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CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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=========================================================================*/
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#ifndef pqAnimationKeyFrame_h
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#define pqAnimationKeyFrame_h
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#include "pqWidgetsModule.h"
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#include <QObject>
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#include <QGraphicsItem>
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#include <QIcon>
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class pqAnimationTrack;
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// represents a key frame
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class PQWIDGETS_EXPORT pqAnimationKeyFrame : public QObject, public QGraphicsItem
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{
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Q_OBJECT
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/// the time as a fraction of scene time that this keyframe starts at
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Q_PROPERTY(double normalizedStartTime
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READ normalizedStartTime
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WRITE setNormalizedStartTime)
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/// the time as a fraction of scene time that this keyframe ends at
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Q_PROPERTY(double normalizedEndTime
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READ normalizedEndTime
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WRITE setNormalizedEndTime)
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/// the value at the start of the keyframe
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Q_PROPERTY(QVariant startValue READ startValue WRITE setStartValue)
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/// the value at the end of the keyframe
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Q_PROPERTY(QVariant endValue READ endValue WRITE setEndValue)
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/// an icon to help describe the keyframe
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Q_PROPERTY(QIcon icon READ icon WRITE setIcon)
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#if QT_VERSION >= 0x40600
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Q_INTERFACES(QGraphicsItem)
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#endif
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public:
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pqAnimationKeyFrame(pqAnimationTrack* p);
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~pqAnimationKeyFrame();
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double normalizedStartTime() const;
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double normalizedEndTime() const;
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QVariant startValue() const;
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QVariant endValue() const;
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QIcon icon() const;
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QRectF boundingRect() const;
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public slots:
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void setNormalizedStartTime(double t);
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void setNormalizedEndTime(double t);
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void setStartValue(const QVariant&);
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void setEndValue(const QVariant&);
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void setIcon(const QIcon& icon);
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void setBoundingRect(const QRectF& r);
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void adjustRect();
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signals:
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void startValueChanged();
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void endValueChanged();
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void iconChanged();
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protected:
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/// Returns the parent pqAnimationTrack.
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pqAnimationTrack* parentTrack() const;
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virtual void paint(QPainter* p,
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const QStyleOptionGraphicsItem * option,
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QWidget * widget);
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private:
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double NormalizedStartTime;
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double NormalizedEndTime;
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QVariant StartValue;
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QVariant EndValue;
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QIcon Icon;
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QRectF Rect;
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};
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#endif // pqAnimationKeyFrame_h
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