X-Git-Url: http://git.code-monkey.de/?a=blobdiff_plain;ds=sidebyside;f=pv%2Fview%2Fruler.hpp;h=f717c3785674c2b814838b915a18d18741ad6fed;hb=c677193dc6e691493081fe87476a04e1674093a5;hp=d01b151243aeb2ea3c9a32ab8a3077cf20a76677;hpb=4b0af0b67fe57e0880bcb8aa13b4fa807f3aaac0;p=pulseview.git

diff --git a/pv/view/ruler.hpp b/pv/view/ruler.hpp
index d01b151..f717c37 100644
--- a/pv/view/ruler.hpp
+++ b/pv/view/ruler.hpp
@@ -29,6 +29,12 @@
 #include "marginwidget.hpp"
 #include <pv/util.hpp>
 
+namespace RulerTest {
+class tick_position_test_0;
+class tick_position_test_1;
+class tick_position_test_2;
+}
+
 namespace pv {
 namespace view {
 
@@ -39,6 +45,10 @@ class Ruler : public MarginWidget
 {
 	Q_OBJECT
 
+	friend class RulerTest::tick_position_test_0;
+	friend class RulerTest::tick_position_test_1;
+	friend class RulerTest::tick_position_test_2;
+
 private:
 
 	/// Height of the ruler in multipes of the text height
@@ -116,7 +126,7 @@ private:
 	 *         tick positions.
 	 */
 	static TickPositions calculate_tick_positions(
-		const double major_period,
+		const pv::util::Timestamp& major_period,
 		const pv::util::Timestamp& offset,
 		const double scale,
 		const int width,