UiFigure.hpp

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#pragma once
 
#ifdef AST_WITH_QWT
 
#include "AstGlobal.h"
#include "EditFigureDialog.hpp"
#include <QWidget>
#include <QMap>
#include <QList>
#include <QPointer>
#include <QScopedPointer>
 
class QwtFigure;
class QwtPlot;
class QwtPlotPanner;
class QwtPlotCanvasZoomer;
class QwtPlotSeriesDataPicker;
class QwtPlotSeriesDataPickerGroup;
class QToolBar;
class QToolButton;
class QActionGroup;
class QMenu;
class QwtFigureWidgetOverlay;
 
namespace matplot
{
    class figure_type;
}
 
AST_NAMESPACE_BEGIN
 
class AST_CHART_API UiFigure : public QWidget {
    Q_OBJECT
public:
    explicit UiFigure(matplot::figure_type* pltfigure, QWidget* parent = nullptr);
 
    ~UiFigure() override;
    UiFigure(const UiFigure&) = delete;
    UiFigure& operator=(const UiFigure&) = delete;
 
    QwtFigure* qwtfigure() const { return qwtfigure_; }
 
    matplot::figure_type* pltfigure() const { return pltfigure_; }
 
    QToolBar* toolBar() const { return toolBar_; }
 
    void setFigureSize(int w, int h);
 
    QSize sizeHint() const override;
 
    void refreshOriginalLimits();
 
    void syncToolbarState();
 
    void replotAll();
 
    void restoreNavigationState();
 
    void restoreEditModeIfNeeded();
 
public slots:
    void saveFigure();
 
    void resetView();
 
    void setPanMode(bool on);
 
    void setZoomInMode(bool on);
 
    void zoomOut();
 
    void toggleLegend(bool on);
 
    void toggleGrid(bool on);
 
    void toggleColorbar(bool on);
 
    void setEditMode(bool on);
 
    void openPropertyInspector();
 
private slots:
    void onOverlayGeometryChanged(QWidget* w, QRectF oldNorm, QRectF newNorm);
    void onPickActionToggled(bool on);
 
private:
    void setupUi();
    void createActions();
    void clearPanners();
    void clearZoomers();
    void clearDataPickers();
    void createDataPickers();
    void createOverlay();
    void clearOverlay();
    QIcon loadIcon(const QString& name) const;
    QList<QwtPlot*> allAxes() const;
 
    struct AxisLimits {
        double xMin = 0, xMax = 0, yMin = 0, yMax = 0;
    };
 
    QwtFigure*                           qwtfigure_ = nullptr;
    matplot::figure_type*                pltfigure_ = nullptr;
    QToolBar*                            toolBar_ = nullptr;
    QAction*                             panAction_ = nullptr;
    QAction*                             zoomInAction_ = nullptr;
    QAction*                                legendAction_ = nullptr;
    QAction*                                gridAction_ = nullptr;
    QAction*                                colorbarAction_ = nullptr;
    QAction*                                pickYAction_ = nullptr;
    QAction*                                pickNearestAction_ = nullptr;
    QMenu*                                  dataPickMenu_ = nullptr;
    QToolButton*                            dataPickBtn_ = nullptr;
    QMap<QwtPlot*, AxisLimits>              originalLimits_{};
    QList<QPointer<QwtPlotPanner>>          panners_{};
    QList<QPointer<QwtPlotCanvasZoomer>>    zoomers_{};
    QList<QPointer<QwtPlotSeriesDataPicker>> dataPickers_{};
    QScopedPointer<QwtPlotSeriesDataPickerGroup> dataPickerGroup_{};
 
    // 编辑模式
    QAction*                                editModeAction_ = nullptr;
    QScopedPointer<QwtFigureWidgetOverlay>  overlay_{};
 
    // 属性检查器
    QAction*                                propertiesAction_ = nullptr;
    QPointer<EditFigureDialog>              propertiesDialog_{};
};
 
AST_NAMESPACE_END
 
#endif