X-Git-Url: https://sigrok.org/gitweb/?p=pulseview.git;a=blobdiff_plain;f=pv%2Fviews%2Ftrace%2Fanalogsignal.hpp;h=60acc2eb68ccebe0eba775bc3c141122f02eac20;hp=19334ee289e08ee049736ff2218da59308cebff5;hb=79b53a1ae4a451ef60c18dff9957d311ab90c396;hpb=99c4952654ae218a6b45ca61066deb4f81f68416

diff --git a/pv/views/trace/analogsignal.hpp b/pv/views/trace/analogsignal.hpp
index 19334ee2..60acc2eb 100644
--- a/pv/views/trace/analogsignal.hpp
+++ b/pv/views/trace/analogsignal.hpp
@@ -86,22 +86,6 @@ public:
 	 */
 	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);
-
-	/**
-	 * @copydoc pv::view::Signal::signal_scale_handle_drag_release()
-	 */
-	void scale_handle_drag_release();
-
 	virtual void on_setting_changed(const QString &key, const QVariant &value);
 
 	/**
@@ -157,6 +141,15 @@ private:
 
 	void update_conversion_widgets();
 
+	/**
+	 * Determines the closest level change (i.e. edge) to a given sample, which
+	 * is useful for e.g. the "snap to edge" functionality.
+	 *
+	 * @param sample_pos Sample to use
+	 * @return The changes left and right of the given position
+	 */
+	virtual vector<data::LogicSegment::EdgePair> get_nearest_level_changes(uint64_t sample_pos);
+
 	void perform_autoranging(bool keep_divs, bool force_update);
 
 	void reset_pixel_values();
@@ -193,7 +186,6 @@ private:
 
 	float scale_;
 	int scale_index_;
-	int scale_index_drag_offset_;
 
 	int div_height_;
 	int pos_vdivs_, neg_vdivs_;  // divs per positive/negative side