Qt 5.7 | Qt Data Visualization | Surface Example | surfacegraph.h Example File

Qt 5.7.1 Reference Documentation

# surfacegraph.h Example File

surface/surfacegraph.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 SURFACEGRAPH_H
      #define SURFACEGRAPH_H

      #include <QtDataVisualization/Q3DSurface>
      #include <QtDataVisualization/QSurfaceDataProxy>
      #include <QtDataVisualization/QHeightMapSurfaceDataProxy>
      #include <QtDataVisualization/QSurface3DSeries>
      #include <QtWidgets/QSlider>

      using namespace QtDataVisualization;

      class SurfaceGraph : public QObject
      {
          Q_OBJECT
      public:
          explicit SurfaceGraph(Q3DSurface *surface);
          ~SurfaceGraph();

          void enableHeightMapModel(bool enable);
          void enableSqrtSinModel(bool enable);

          void toggleModeNone() { m_graph->setSelectionMode(QAbstract3DGraph::SelectionNone); }
          void toggleModeItem() { m_graph->setSelectionMode(QAbstract3DGraph::SelectionItem); }
          void toggleModeSliceRow() { m_graph->setSelectionMode(QAbstract3DGraph::SelectionItemAndRow
                                                                | QAbstract3DGraph::SelectionSlice); }
          void toggleModeSliceColumn() { m_graph->setSelectionMode(QAbstract3DGraph::SelectionItemAndColumn
                                                                   | QAbstract3DGraph::SelectionSlice); }

          void setBlackToYellowGradient();
          void setGreenToRedGradient();

          void setAxisMinSliderX(QSlider *slider) { m_axisMinSliderX = slider; }
          void setAxisMaxSliderX(QSlider *slider) { m_axisMaxSliderX = slider; }
          void setAxisMinSliderZ(QSlider *slider) { m_axisMinSliderZ = slider; }
          void setAxisMaxSliderZ(QSlider *slider) { m_axisMaxSliderZ = slider; }

          void adjustXMin(int min);
          void adjustXMax(int max);
          void adjustZMin(int min);
          void adjustZMax(int max);

      public Q_SLOTS:
          void changeTheme(int theme);

      private:
          Q3DSurface *m_graph;
          QHeightMapSurfaceDataProxy *m_heightMapProxy;
          QSurfaceDataProxy *m_sqrtSinProxy;
          QSurface3DSeries *m_heightMapSeries;
          QSurface3DSeries *m_sqrtSinSeries;

          QSlider *m_axisMinSliderX;
          QSlider *m_axisMaxSliderX;
          QSlider *m_axisMinSliderZ;
          QSlider *m_axisMaxSliderZ;
          float m_rangeMinX;
          float m_rangeMinZ;
          float m_stepX;
          float m_stepZ;
          int m_heightMapWidth;
          int m_heightMapHeight;

          void setAxisXRange(float min, float max);
          void setAxisZRange(float min, float max);
          void fillSqrtSinProxy();
      };

      #endif // SURFACEGRAPH_H