Ruler: Moved calculate_tick_spacing into View

[pulseview.git] / pv / view / view.hpp

diff --git a/pv/view/view.hpp b/pv/view/view.hpp
index e763da7e398a9b563b8fc5927088ad3ed391a2aa..4561cec661f95c546dd979129460f2b089d74249 100644 (file)
--- a/pv/view/view.hpp
+++ b/pv/view/view.hpp
@@ -63,6 +63,8 @@ private:
 
        static const int MaxScrollValue;
 
+       static const int ScaleUnits[3];
+
 public:
        static const QColor CursorAreaColour;
 
@@ -100,6 +102,16 @@ public:
        double offset() const;
        int owner_visual_v_offset() const;
 
+       /**
+        * Returns the SI prefix to apply to the graticule time markings.
+        */
+       unsigned int tick_prefix() const;
+
+       /**
+        * Returns period of the graticule time markings.
+        */
+       double tick_period() const;
+
        /**
         * Returns the number of nested parents that this row item owner has.
         */
@@ -175,6 +187,12 @@ private:
         */
        void set_zoom(double scale, int offset);
 
+       /**
+        * Find a tick spacing and number formatting that does not cause
+        * the values to collide.
+        */
+       void calculate_tick_spacing();
+
        void update_scroll();
 
        void update_layout();
@@ -252,6 +270,9 @@ private:
        int v_offset_;
        bool updating_scroll_;
 
+       double tick_period_;
+       unsigned int tick_prefix_;
+
        bool show_cursors_;
        CursorPair cursors_;