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2 | ** |
3 | ** Copyright (C) 2016 The Qt Company Ltd. |
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6 | ** This file is part of the Qt Data Visualization module of the Qt Toolkit. |
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28 | ****************************************************************************/ |
29 | |
30 | // |
31 | // W A R N I N G |
32 | // ------------- |
33 | // |
34 | // This file is not part of the QtDataVisualization API. It exists purely as an |
35 | // implementation detail. This header file may change from version to |
36 | // version without notice, or even be removed. |
37 | // |
38 | // We mean it. |
39 | |
40 | #ifndef Q3DSCATTERCONTROLLER_p_H |
41 | #define Q3DSCATTERCONTROLLER_p_H |
42 | |
43 | #include "datavisualizationglobal_p.h" |
44 | #include "abstract3dcontroller_p.h" |
45 | |
46 | QT_BEGIN_NAMESPACE_DATAVISUALIZATION |
47 | |
48 | class Scatter3DRenderer; |
49 | class QScatterDataProxy; |
50 | class QScatter3DSeries; |
51 | |
52 | struct Scatter3DChangeBitField { |
53 | bool selectedItemChanged : 1; |
54 | bool itemChanged : 1; |
55 | |
56 | Scatter3DChangeBitField() : |
57 | selectedItemChanged(true), |
58 | itemChanged(false) |
59 | { |
60 | } |
61 | }; |
62 | |
63 | class QT_DATAVISUALIZATION_EXPORT Scatter3DController : public Abstract3DController |
64 | { |
65 | Q_OBJECT |
66 | |
67 | public: |
68 | struct ChangeItem { |
69 | QScatter3DSeries *series; |
70 | int index; |
71 | }; |
72 | private: |
73 | Scatter3DChangeBitField m_changeTracker; |
74 | QVector<ChangeItem> m_changedItems; |
75 | |
76 | // Rendering |
77 | Scatter3DRenderer *m_renderer; |
78 | int m_selectedItem; |
79 | QScatter3DSeries *m_selectedItemSeries; // Points to the series for which the bar is selected |
80 | // in single series selection cases. |
81 | |
82 | struct InsertRemoveRecord { |
83 | bool m_isInsert; |
84 | int m_startIndex; |
85 | int m_count; |
86 | QAbstract3DSeries *m_series; |
87 | |
88 | InsertRemoveRecord() : |
89 | m_isInsert(false), |
90 | m_startIndex(0), |
91 | m_count(0), |
92 | m_series(0) |
93 | {} |
94 | |
95 | InsertRemoveRecord(bool isInsert, int startIndex, int count, QAbstract3DSeries *series) : |
96 | m_isInsert(isInsert), |
97 | m_startIndex(startIndex), |
98 | m_count(count), |
99 | m_series(series) |
100 | {} |
101 | }; |
102 | |
103 | QVector<InsertRemoveRecord> m_insertRemoveRecords; |
104 | bool m_recordInsertsAndRemoves; |
105 | |
106 | public: |
107 | explicit Scatter3DController(QRect rect, Q3DScene *scene = 0); |
108 | ~Scatter3DController(); |
109 | |
110 | virtual void initializeOpenGL(); |
111 | |
112 | // Change selection mode |
113 | void setSelectionMode(QAbstract3DGraph::SelectionFlags mode); |
114 | |
115 | inline QScatter3DSeries *selectedSeries() const { return m_selectedItemSeries; } |
116 | |
117 | void setSelectedItem(int index, QScatter3DSeries *series); |
118 | static inline int invalidSelectionIndex() { return -1; } |
119 | virtual void clearSelection(); |
120 | |
121 | void synchDataToRenderer(); |
122 | |
123 | virtual void addSeries(QAbstract3DSeries *series); |
124 | virtual void removeSeries(QAbstract3DSeries *series); |
125 | virtual QList<QScatter3DSeries *> scatterSeriesList(); |
126 | |
127 | virtual void handleAxisAutoAdjustRangeChangedInOrientation( |
128 | QAbstract3DAxis::AxisOrientation orientation, bool autoAdjust); |
129 | virtual void handleAxisRangeChangedBySender(QObject *sender); |
130 | virtual void handlePendingClick(); |
131 | virtual void adjustAxisRanges(); |
132 | |
133 | public Q_SLOTS: |
134 | void handleArrayReset(); |
135 | void handleItemsAdded(int startIndex, int count); |
136 | void handleItemsChanged(int startIndex, int count); |
137 | void handleItemsRemoved(int startIndex, int count); |
138 | void handleItemsInserted(int startIndex, int count); |
139 | |
140 | Q_SIGNALS: |
141 | void selectedSeriesChanged(QScatter3DSeries *series); |
142 | |
143 | protected: |
144 | virtual void startRecordingRemovesAndInserts(); |
145 | |
146 | private: |
147 | |
148 | Q_DISABLE_COPY(Scatter3DController) |
149 | }; |
150 | |
151 | QT_END_NAMESPACE_DATAVISUALIZATION |
152 | |
153 | #endif |
154 | |