Catenary editor: Iet-107 zigzag, span counter and step, cantilever swaps, movable anchors

application/editormode.h

@@ -2198,6 +2198,8 @@ class editor_mode : public application_mode, private editor_track::observer
 	bool catenary_on_key(int const Key, int const Action, int const Mods); // true: the key was used by the tool
 	std::string catenary_mode_name() const;
 	void catenary_key_hints(std::vector<key_hint> &Hints) const;
+	// the digits typed are the span of the next pole from the last one
+	bool catenary_takes_typed() const;
 	// the page of the catenary field of work: 0 poles, 1 gantries, 2 wires
 	int catenary_page();
 	void catenary_choose_page(int const Page);