#ifndef WIDGET_H #define WIDGET_H #include QT_BEGIN_NAMESPACE namespace Ui { class Widget; } QT_END_NAMESPACE class Widget : public QWidget { Q_OBJECT public: Widget(QWidget *parent = nullptr); ~Widget(); private: Ui::Widget *ui; QTimer *timer; public: void initCanvas(QPainter& painter); void UpdateStatusInfo(); int chid=0; float chV=0; float chI=0; bool chStatus=false; }; #endif // WIDGET_H