X-Git-Url: https://sigrok.org/gitweb/?p=pulseview.git;a=blobdiff_plain;f=pv%2Fview%2Fruler.hpp;h=864d611dda4607479d6bbc2f55394d5fab6d0071;hp=e47c424ae6b53168535a37d6cfe68a835e6de0a4;hb=415341a11f0023cc9cec7b62cf8058c84c8b7ea6;hpb=819e2e95555b2b3c2190f24a3cfa82250d1f34e5

diff --git a/pv/view/ruler.hpp b/pv/view/ruler.hpp
index e47c424a..864d611d 100644
--- a/pv/view/ruler.hpp
+++ b/pv/view/ruler.hpp
@@ -35,10 +35,14 @@ class Ruler : public MarginWidget
 	Q_OBJECT
 
 private:
-	static const int RulerHeight;
+
+	/// Height of the ruler in multipes of the text height
+	static const float RulerHeight;
+
 	static const int MinorTickSubdivision;
 
-	static const int HoverArrowSize;
+	/// Height of the hover arrow in multiples of the text height
+	static const float HoverArrowSize;
 
 	static const int Padding;
 
@@ -79,14 +83,15 @@ private:
 private:
 	/**
 	 * Draw a hover arrow under the cursor position.
+	 * @param p The painter to draw into.
+	 * @param text_height The height of a single text ascent.
 	 */
-	void draw_hover_mark(QPainter &p);
+	void draw_hover_mark(QPainter &p, int text_height);
 
-	int calculate_text_height();
+	int calculate_text_height() const;
 
 private:
 	std::shared_ptr<TimeItem> mouse_down_item_;
-	const int text_height_;
 
 private Q_SLOTS:
 	void hover_point_changed();