- Qt 6.7
- Qt Graphs
- Graph Gallery
- Qt Graphs | Commercial or GPLv3

# Graph Gallery

     // Copyright (C) 2023 The Qt Company Ltd.
     // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause

     #ifndef SURFACEGRAPHMODIFIER_H
     #define SURFACEGRAPHMODIFIER_H

     #include <QtCore/qpropertyanimation.h>
     #include <QtGraphs/q3dinputhandler.h>
     #include <QtGraphs/q3dsurface.h>
     #include <QtGraphs/qcustom3ditem.h>
     #include <QtGraphs/qcustom3dlabel.h>
     #include <QtGraphs/qheightmapsurfacedataproxy.h>
     #include <QtGraphs/qsurface3dseries.h>
     #include <QtGraphs/qsurfacedataproxy.h>
     #include <QtWidgets/qlabel.h>
     #include <QtWidgets/qslider.h>

     class TopographicSeries;
     class HighlightSeries;
     class CustomInputHandler;

     class SurfaceGraphModifier : public QObject
     {
         Q_OBJECT
     public:
         explicit SurfaceGraphModifier(Q3DSurface *surface, QLabel *label, QObject *parent);
         ~SurfaceGraphModifier();

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

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

         void toggleItemOne(bool show);
         void toggleItemTwo(bool show);
         void toggleItemThree(bool show);
         void toggleSeeThrough(bool seethrough);
         void toggleOilHighlight(bool highlight);
         void toggleShadows(bool shadows);
         void toggleSurfaceTexture(bool enable);

     private:
         void setAxisXRange(float min, float max);
         void setAxisZRange(float min, float max);
         void fillSqrtSinProxy();
         void handleElementSelected(QAbstract3DGraph::ElementType type);
         void resetSelection();

     private:
         Q3DSurface *m_graph = nullptr;
         QSurfaceDataProxy *m_sqrtSinProxy = nullptr;
         QSurface3DSeries *m_sqrtSinSeries = nullptr;
         QHeightMapSurfaceDataProxy *m_heightMapProxyOne = nullptr;
         QHeightMapSurfaceDataProxy *m_heightMapProxyTwo = nullptr;
         QHeightMapSurfaceDataProxy *m_heightMapProxyThree = nullptr;
         QSurface3DSeries *m_heightMapSeriesOne = nullptr;
         QSurface3DSeries *m_heightMapSeriesTwo = nullptr;
         QSurface3DSeries *m_heightMapSeriesThree = nullptr;

         QSlider *m_axisMinSliderX = nullptr;
         QSlider *m_axisMaxSliderX = nullptr;
         QSlider *m_axisMinSliderZ = nullptr;
         QSlider *m_axisMaxSliderZ = nullptr;
         float m_rangeMinX = 0.f;
         float m_rangeMinZ = 0.f;
         float m_stepX = 0.f;
         float m_stepZ = 0.f;
         int m_heightMapWidth = 0;
         int m_heightMapHeight = 0;

         QLabel *m_textField = nullptr;
         QPropertyAnimation *m_selectionAnimation = nullptr;
         QCustom3DLabel *m_titleLabel = nullptr;
         QCustom3DItem *m_previouslyAnimatedItem = nullptr;
         QVector3D m_previousScaling = {};

         TopographicSeries *m_topography = nullptr;
         HighlightSeries *m_highlight = nullptr;
         int m_highlightWidth = 0;
         int m_highlightHeight = 0;

         CustomInputHandler *m_customInputHandler = nullptr;
         Q3DInputHandler *m_defaultInputHandler = new Q3DInputHandler();
     };

     #endif // SURFACEGRAPHMODIFIER_H