CuteLogger
Fast and simple logging solution for Qt based applications
keyframesmodel.h
1 /*
2  * Copyright (c) 2018-2023 Meltytech, LLC
3  *
4  * This program is free software: you can redistribute it and/or modify
5  * it under the terms of the GNU General Public License as published by
6  * the Free Software Foundation, either version 3 of the License, or
7  * (at your option) any later version.
8  *
9  * This program is distributed in the hope that it will be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12  * GNU General Public License for more details.
13  *
14  * You should have received a copy of the GNU General Public License
15  * along with this program. If not, see <http://www.gnu.org/licenses/>.
16  */
17 
18 #ifndef KEYFRAMESMODEL_H
19 #define KEYFRAMESMODEL_H
20 
21 #include <MltAnimation.h>
22 #include <MltProperties.h>
23 #include <QAbstractItemModel>
24 #include <QString>
25 
26 class QmlMetadata;
27 class QmlFilter;
28 
29 class KeyframesModel : public QAbstractItemModel
30 {
31  Q_OBJECT
32 
33 public:
34  enum InterpolationType {
35  DiscreteInterpolation,
36  LinearInterpolation,
37  SmoothLooseInterpolation,
38  SmoothNaturalInterpolation,
39  SmoothTightInterpolation,
40  EaseInSinusoidal,
41  EaseOutSinusoidal,
42  EaseInOutSinusoidal,
43  EaseInQuadratic,
44  EaseOutQuadratic,
45  EaseInOutQuadratic,
46  EaseInCubic,
47  EaseOutCubic,
48  EaseInOutCubic,
49  EaseInQuartic,
50  EaseOutQuartic,
51  EaseInOutQuartic,
52  EaseInQuintic,
53  EaseOutQuintic,
54  EaseInOutQuintic,
55  EaseInExponential,
56  EaseOutExponential,
57  EaseInOutExponential,
58  EaseInCircular,
59  EaseOutCircular,
60  EaseInOutCircular,
61  EaseInBack,
62  EaseOutBack,
63  EaseInOutBack,
64  EaseInElastic,
65  EaseOutElastic,
66  EaseInOutElastic,
67  EaseInBounce,
68  EaseOutBounce,
69  EaseInOutBounce,
70  };
71  Q_ENUM(InterpolationType)
72 
73 
74  enum Roles {
75  NameRole = Qt::UserRole + 1,
76  PropertyNameRole,
77  IsCurveRole,
78  MinimumValueRole,
79  MaximumValueRole,
80  LowestValueRole,
81  HighestValueRole,
82  FrameNumberRole,
83  KeyframeTypeRole,
84  PrevKeyframeTypeRole,
85  NumericValueRole,
86  MinimumFrameRole,
87  MaximumFrameRole
88  };
89 
90  explicit KeyframesModel(QObject *parent = 0);
91  virtual ~KeyframesModel();
92 
93  int rowCount(const QModelIndex &parent) const;
94  int columnCount(const QModelIndex &parent) const;
95  QVariant data(const QModelIndex &index, int role) const;
96  QModelIndex index(int row, int column = 0, const QModelIndex &parent = QModelIndex()) const;
97  QModelIndex parent(const QModelIndex &index) const;
98  QHash<int, QByteArray> roleNames() const;
99  void load(QmlFilter *, QmlMetadata *);
100  Q_INVOKABLE bool remove(int parameterIndex, int keyframeIndex);
101  int previousKeyframePosition(int parameterIndex, int currentPosition);
102  int nextKeyframePosition(int parameterIndex, int currentPosition);
103  Q_INVOKABLE int keyframeIndex(int parameterIndex, int currentPosition);
104  Q_INVOKABLE int parameterIndex(const QString &propertyName) const;
105  Q_INVOKABLE bool setInterpolation(int parameterIndex, int keyframeIndex, InterpolationType type);
106  Q_INVOKABLE void setKeyframePosition(int parameterIndex, int keyframeIndex, int position);
107  Q_INVOKABLE void addKeyframe(int parameterIndex,
108  double value,
109  int position,
110  InterpolationType type);
111  Q_INVOKABLE void addKeyframe(int parameterIndex, int position);
112  Q_INVOKABLE void setKeyframeValue(int parameterIndex, int keyframeIndex, double value);
113  Q_INVOKABLE void setKeyframeValuePosition(int parameterIndex,
114  int keyframeIndex,
115  double value,
116  int position);
117  Q_INVOKABLE bool isKeyframe(int parameterIndex, int position);
118  Q_INVOKABLE bool advancedKeyframesInUse();
119  Q_INVOKABLE void removeAdvancedKeyframes();
120  Q_INVOKABLE bool simpleKeyframesInUse();
121  Q_INVOKABLE void removeSimpleKeyframes();
122  int keyframeCount(int index) const;
123 
124 signals:
125  void loaded();
126  void keyframeAdded(QString parameter, int position);
127 
128 public slots:
129  void reload();
130  void onFilterChanged(const QString &property);
131  void onFilterInChanged(int delta);
132  void trimFilterIn(int in);
133  void trimFilterOut(int out);
134 
135 private:
136  QList<QString> m_propertyNames;
137  QmlMetadata *m_metadata;
138  QmlFilter *m_filter;
139  QList<int> m_keyframeCounts;
140  QList<int> m_metadataIndex;
141 
142  void updateNeighborsMinMax(int parameterIndex, int keyframeIndex);
143  QStringList gangedProperties(int parameterIndex) const;
144 };
145 
146 #endif // KEYFRAMESMODEL_H