+ explicit SigView(SigSession &session, QWidget *parent = 0);
+
+protected:
+
+ void initializeGL();
+
+ void resizeGL(int width, int height);
+
+ void paintGL();
+
+private slots:
+ void dataUpdated();
+
+private:
+ SigSession &_session;
+
+ uint64_t _scale;
+ int64_t _offset;