X-Git-Url: http://git.code-monkey.de/?a=blobdiff_plain;f=pv%2Fview%2Fruler.h;h=689b073cede32e81af7e43e901057c2c93e515bf;hb=332afa7438aa5532599fe65f9092e1b24b34fe04;hp=18b565eb1b48374b85391ce7122a527c5fb7112c;hpb=b3f22de060b73f15ad3eb2dabee04a0b4f5d947e;p=pulseview.git

diff --git a/pv/view/ruler.h b/pv/view/ruler.h
index 18b565e..689b073 100644
--- 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 +40,37 @@ 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:
+	/**
+	 * 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