X-Git-Url: https://sigrok.org/gitweb/?p=pulseview.git;a=blobdiff_plain;f=pv%2Fview%2Fanalogsignal.hpp;h=58c2d3cb7b622e419ce1fcb19d83ed5edf7480fb;hp=72ff23b366fa96ba44e795452cdad1acafae15f9;hb=214470fc17e73bbf4664f4c1678a7dd30c905bf2;hpb=e94f43c6539a9ec9412829550d8f025902ccc341

diff --git a/pv/view/analogsignal.hpp b/pv/view/analogsignal.hpp
index 72ff23b3..58c2d3cb 100644
--- a/pv/view/analogsignal.hpp
+++ b/pv/view/analogsignal.hpp
@@ -59,6 +59,17 @@ public:
 	 */
 	std::pair<int, int> v_extents() const;
 
+	/**
+	 * Returns the offset to show the drag handle.
+	 */
+	int scale_handle_offset() const;
+
+	/**
+	 * Handles the scale handle being dragged to an offset.
+	 * @param offset the offset the scale handle was dragged to.
+	 */
+	void scale_handle_dragged(int offset);
+
 	/**
 	 * Paints the background layer of the signal with a QPainter
 	 * @param p the QPainter to paint into.