+class Render;
+class SmallRuler;
+class DocClipBase;
+
+class MonitorRefresh : public QWidget {
+ Q_OBJECT
+public:
+ MonitorRefresh(QWidget* parent);
+ virtual void paintEvent(QPaintEvent * event);
+ void setRenderer(Render* render);
+
+private:
+ Render *m_renderer;
+};
+
+class Overlay : public QWidget {
+ Q_OBJECT
+public:
+ Overlay(QWidget* parent);
+ virtual void paintEvent(QPaintEvent * event);
+ void setOverlayText(const QString &);
+
+private:
+ QString m_text;
+};