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112 lines
2.9 KiB
C++
112 lines
2.9 KiB
C++
/*=========================================================================
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Program: ParaView
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Module: pqAnimationTrack.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 pqAnimationTrack_h
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#define pqAnimationTrack_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 <QList>
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class pqAnimationKeyFrame;
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// represents a track
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class PQWIDGETS_EXPORT pqAnimationTrack : public QObject, public QGraphicsItem
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{
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Q_OBJECT
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/// Declare the interfaces implemented - fails with Qt 4.5, warns on 4.6
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#if QT_VERSION >= 0x40600
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Q_INTERFACES(QGraphicsItem)
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#endif
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/// the property animated in this track
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Q_PROPERTY(QVariant property READ property WRITE setProperty)
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public:
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pqAnimationTrack(QObject* p = 0);
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~pqAnimationTrack();
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/// number of keyframes
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int count();
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/// get a keyframe
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pqAnimationKeyFrame* keyFrame(int);
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/// add a keyframe
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pqAnimationKeyFrame* addKeyFrame();
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/// remove a keyframe
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void removeKeyFrame(pqAnimationKeyFrame* frame);
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bool isDeletable() const { return this->Deletable; }
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void setDeletable(bool d) { this->Deletable = d; }
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QVariant property() const;
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QRectF boundingRect() const;
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public slots:
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void setProperty(const QVariant& p);
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void setBoundingRect(const QRectF& r);
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void setEnabled(bool enable)
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{
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this->QGraphicsItem::setEnabled(enable);
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emit this->enabledChanged();
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}
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signals:
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void propertyChanged();
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void enabledChanged();
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protected:
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void adjustKeyFrameRects();
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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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bool Deletable;
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QList<pqAnimationKeyFrame*> Frames;
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QVariant Property;
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QRectF Rect;
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};
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#endif // pqAnimationTrack_h
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