DAAbstractChartAddItemWidget.h

#ifndef DAABSTRACTCHARTADDITEMWIDGET_H
#define DAABSTRACTCHARTADDITEMWIDGET_H
#include <QWidget>
#include "DAGuiAPI.h"
#include "qwt_plot_item.h"
#include "DAData.h"
namespace DA
{
class DADataManager;
class DAGUI_API DAAbstractChartAddItemWidget : public QWidget
{
    Q_OBJECT
public:
    DAAbstractChartAddItemWidget(QWidget* par = nullptr);
    ~DAAbstractChartAddItemWidget();
 
public:
    virtual QwtPlotItem* createPlotItem() = 0;
    // 设置datamanager，会触发dataManagerChanged信号
    virtual void setDataManager(DADataManager* dmgr);
    DADataManager* getDataManager() const;
Q_SIGNALS:
    void dataManagerChanged(DADataManager* dmgr);
    void currentDataChanged(const DAData& d);
 
private:
    DADataManager* mDataManager { nullptr };
};
}  // end DA
 
#endif  // DAABSTRACTCHARTADDITEMWIDGET_H