pqAnimationTrack.h
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1 /*=========================================================================
2 
3  Program: ParaView
4  Module: pqAnimationTrack.h
5 
6  Copyright (c) 2005-2008 Sandia Corporation, Kitware Inc.
7  All rights reserved.
8 
9  ParaView is a free software; you can redistribute it and/or modify it
10  under the terms of the ParaView license version 1.2.
11 
12  See License_v1.2.txt for the full ParaView license.
13  A copy of this license can be obtained by contacting
14  Kitware Inc.
15  28 Corporate Drive
16  Clifton Park, NY 12065
17  USA
18 
19 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
20 ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
21 LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
22 A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR
23 CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
24 EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
25 PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
26 PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
27 LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
28 NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
29 SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30 
31 =========================================================================*/
32 
33 #ifndef pqAnimationTrack_h
34 #define pqAnimationTrack_h
35 
36 #include "pqWidgetsModule.h"
37 
38 #include <QGraphicsItem>
39 #include <QList>
40 #include <QObject>
41 
43 
44 // represents a track
46  : public QObject
47  , public QGraphicsItem
48 {
49  Q_OBJECT
50  Q_INTERFACES(QGraphicsItem)
54  Q_PROPERTY(QVariant property READ property WRITE setProperty)
55 public:
56  pqAnimationTrack(QObject* p = nullptr);
57  ~pqAnimationTrack() override;
58 
62  int count();
66  pqAnimationKeyFrame* keyFrame(int);
67 
71  pqAnimationKeyFrame* addKeyFrame();
75  void removeKeyFrame(pqAnimationKeyFrame* frame);
76 
77  bool isDeletable() const { return this->Deletable; }
78  void setDeletable(bool d) { this->Deletable = d; }
79 
80  QVariant property() const;
81 
82  QRectF boundingRect() const override;
83 
84 public Q_SLOTS: // NOLINT(readability-redundant-access-specifiers)
85  void setProperty(const QVariant& p);
86 
87  void setBoundingRect(const QRectF& r);
88 
89  void setEnabled(bool enable)
90  {
91  this->QGraphicsItem::setEnabled(enable);
92  Q_EMIT this->enabledChanged();
93  }
94 
95 Q_SIGNALS:
96  void propertyChanged();
97  void enabledChanged();
98 
99 protected:
100  void paint(QPainter* p, const QStyleOptionGraphicsItem* option, QWidget* widget) override;
101 
102 private:
103  bool Deletable = true;
104  QList<pqAnimationKeyFrame*> Frames;
105  QVariant Property;
106 
107  QRectF Rect;
108 };
109 
110 #endif // pqAnimationTrack_h
void setEnabled(bool enable)
#define PQWIDGETS_EXPORT
void setDeletable(bool d)