Qt 5.8 | Qt Data Visualization | Qt Quick 2 Oscilloscope Example | datasource.h Example File

Qt 5.8.0 Reference Documentation

# datasource.h Example File

qmloscilloscope/datasource.h

      /****************************************************************************
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      ** Copyright (C) 2016 The Qt Company Ltd.
      ** Contact: https://www.qt.io/licensing/
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      ** This file is part of the Qt Data Visualization module of the Qt Toolkit.
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      #ifndef DATASOURCE_H
      #define DATASOURCE_H

      #include <QtDataVisualization/QSurface3DSeries>

      using namespace QtDataVisualization;

      class DataSource : public QObject
      {
          Q_OBJECT
      public:
          explicit DataSource(QObject *parent = 0);
          virtual ~DataSource();

      public Q_SLOTS:
          void generateData(int cacheCount, int rowCount, int columnCount,
                            float xMin, float xMax, float yMin, float yMax, float zMin, float zMax);

          void update(QSurface3DSeries *series);
      private:
          void clearData();

          QVector<QSurfaceDataArray> m_data;
          int m_index;
          QSurfaceDataArray *m_resetArray;
      };

      #endif