Qt 5.9 | Qt Data Visualization | Custom Proxy Example | rainfallgraph.h Example File

Qt 5.9.9 Reference Documentation

# rainfallgraph.h Example File

customproxy/rainfallgraph.h

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      #ifndef RAINFALLGRAPH_H
      #define RAINFALLGRAPH_H

      #include "variantbardataproxy.h"
      #include <QtDataVisualization/q3dbars.h>

      using namespace QtDataVisualization;

      class RainfallGraph : public QObject
      {
          Q_OBJECT
      public:
          explicit RainfallGraph(Q3DBars *rainfall);
          ~RainfallGraph();

          void addDataSet();
          void start();

      private:

          void updateYearsList(int start, int end);
          Q3DBars *m_graph;
          int m_columnCount;
          int m_rowCount;
          QStringList m_years;
          QStringList m_numericMonths;
          VariantBarDataProxy *m_proxy;
          VariantBarDataMapping *m_mapping;
          VariantDataSet *m_dataSet;
      };

      #endif