Improved painting of cursor values

[pulseview.git] / pv / view / ruler.h

diff --git a/pv/view/ruler.h b/pv/view/ruler.h
index 18b565eb1b48374b85391ce7122a527c5fb7112c..f40f8255379166a06084c82c5c906783fb563346 100644 (file)
--- a/pv/view/ruler.h
+++ b/pv/view/ruler.h
@@ -18,14 +18,15 @@
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
  */
 
-#ifndef PV_VIEW_RULER_H
-#define PV_VIEW_RULER_H
+#ifndef PULSEVIEW_PV_VIEW_RULER_H
+#define PULSEVIEW_PV_VIEW_RULER_H
 
 #include <QWidget>
 
 namespace pv {
 namespace view {
 
+class TimeMarker;
 class View;
 
 class Ruler : public QWidget
@@ -39,17 +40,39 @@ private:
        static const QString SIPrefixes[9];
        static const int FirstSIPrefixPower;
 
+       static const int HoverArrowSize;
+
 public:
        Ruler(View &parent);
 
+       static QString format_time(double t, unsigned int prefix,
+               unsigned precision = 0);
+
 private:
        void paintEvent(QPaintEvent *event);
 
+       void mouseMoveEvent(QMouseEvent *e);
+       void mousePressEvent(QMouseEvent *e);
+       void mouseReleaseEvent(QMouseEvent *);
+
+private:
+       void draw_cursors(QPainter &p, unsigned int prefix);
+
+       /**
+        * Draw a hover arrow under the cursor position.
+        */
+       void draw_hover_mark(QPainter &p);
+
+private slots:
+       void hover_point_changed();
+
 private:
        View &_view;
+
+       TimeMarker *_grabbed_marker;
 };
 
 } // namespace view
 } // namespace pv
 
-#endif // PV_VIEW_HEADER_H
+#endif // PULSEVIEW_PV_VIEW_RULER_H