Rename 'probe' to 'channel' (libsigrokdecode change).

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

diff --git a/pv/view/ruler.h b/pv/view/ruler.h
index 7bdde99c15c3066dfaac5a1e37b6ee95306e123f..dc4e7bb73139530cf870dacb5f06010e7c432050 100644 (file)
--- a/pv/view/ruler.h
+++ b/pv/view/ruler.h
@@ -21,7 +21,9 @@
 #ifndef PULSEVIEW_PV_VIEW_RULER_H
 #define PULSEVIEW_PV_VIEW_RULER_H
 
-#include <QWidget>
+#include <boost/weak_ptr.hpp>
+
+#include "marginwidget.h"
 
 namespace pv {
 namespace view {
@@ -29,11 +31,12 @@ namespace view {
 class TimeMarker;
 class View;
 
-class Ruler : public QWidget
+class Ruler : public MarginWidget
 {
        Q_OBJECT
 
 private:
+       static const int RulerHeight;
        static const int MinorTickSubdivision;
        static const int ScaleUnits[3];
 
@@ -45,6 +48,14 @@ private:
 public:
        Ruler(View &parent);
 
+       void clear_selection();
+
+       static QString format_time(double t, unsigned int prefix,
+               unsigned precision = 0);
+
+public:
+       QSize sizeHint() const;
+
 private:
        void paintEvent(QPaintEvent *event);
 
@@ -53,11 +64,6 @@ private:
        void mouseReleaseEvent(QMouseEvent *);
 
 private:
-       static QString format_time(double t, double multiplier,
-               unsigned int prefix);
-
-       void draw_cursors(QPainter &p);
-
        /**
         * Draw a hover arrow under the cursor position.
         */
@@ -67,9 +73,9 @@ private slots:
        void hover_point_changed();
 
 private:
-       View &_view;
-
-       TimeMarker *_grabbed_marker;
+       boost::weak_ptr<TimeMarker> _grabbed_marker;
+       QPoint _mouse_down_point;
+       bool _dragging;
 };
 
 } // namespace view