diff --git a/board-builder-impl-egui/src/main.rs b/board-builder-impl-egui/src/main.rs
index de88721..63d5a23 100644
--- a/board-builder-impl-egui/src/main.rs
+++ b/board-builder-impl-egui/src/main.rs
@@ -8,7 +8,6 @@ use rfd::FileDialog;
 use board_builder::{ Board, CoordTransformer, read_board_from_file, write_board_to_file };
 
 use std::path::Path;
-use std::collections::HashMap;
 use std::rc::Rc;
 use std::cell::RefCell;
 
@@ -109,7 +108,7 @@ impl eframe::App for BoardBuilderApp {
 		    } else {
 			PointerButton::Middle
 		    };
-		    let (x, y) = view.to_coords(pos);
+		    let (x, y) = view.xform(pos);
 		    self.dispatch_click(btn, x, y);
 		}
             }
@@ -171,7 +170,7 @@ impl BoardBuilderApp {
 		Color32::BLACK
 	    };
             painter.text(
-                view.from_coords(node.x, node.y),
+                view.inv_xform(node.x, node.y),
                 Align2::CENTER_CENTER,
                 &node.name,
                 FontId::proportional(16.0),
@@ -181,7 +180,7 @@ impl BoardBuilderApp {
             for edge in &node.edges {
                 let other_node = &board.nodes[edge];
                 painter.line_segment(
-                    [view.from_coords(node.x, node.y), view.from_coords(other_node.x, other_node.y)],
+                    [view.inv_xform(node.x, node.y), view.inv_xform(other_node.x, other_node.y)],
                     stroke,
                 );
             }
@@ -294,7 +293,7 @@ impl EditLabelsDialog {
                     });
                     col[1].horizontal(|ui| {
                         if ui.button("+").clicked() {
-                            todo!();
+                            self.add_value_dialog.show();
                         }
                         if ui.button("-").clicked() {
                             todo!();
@@ -311,25 +310,6 @@ impl EditLabelsDialog {
     }
 }
 
-#[derive(Default)]
-struct EditNodeDialog {
-    open: bool,
-    name: String,
-    id: usize,
-    labels: HashMap<String, String>,
-}
-
-impl EditNodeDialog {
-    fn show(&mut self, id: usize, board: &Board) {
-	self.open = true;
-	let node = board.nodes.get(&id).unwrap();
-	
-	self.id = id;
-	self.name = node.name.clone();
-	self.labels = node.labels.clone();
-    }
-}
-
 
 #[derive(Default)]
 struct StringDialog {
@@ -373,3 +353,22 @@ impl StringDialog {
             }
     }
 }
+
+// #[derive(Default)]
+// struct EditNodeDialog {
+//     open: bool,
+//     name: String,
+//     id: usize,
+//     labels: HashMap<String, String>,
+// }
+
+// impl EditNodeDialog {
+//     fn show(&mut self, id: usize, board: &Board) {
+// 	self.open = true;
+// 	let node = board.nodes.get(&id).unwrap();
+	
+// 	self.id = id;
+// 	self.name = node.name.clone();
+// 	self.labels = node.labels.clone();
+//     }
+// }
diff --git a/board-builder-impl-fltk/src/main.rs b/board-builder-impl-fltk/src/main.rs
index 6128c94..cae38b1 100644
--- a/board-builder-impl-fltk/src/main.rs
+++ b/board-builder-impl-fltk/src/main.rs
@@ -277,7 +277,7 @@ fn main() {
 	let f = FrameView(f);
 	for (&id, node) in &board.nodes {
 	    // Draw the node
-	    let Pos(x, y) = f.from_coords(node.x, node.y);
+	    let Pos(x, y) = f.inv_xform(node.x, node.y);
 	    if state.selected_node == Some(id) {
 		set_draw_color(Color::Red);
 		draw_text(&node.name, x, y);
@@ -288,7 +288,7 @@ fn main() {
 	    // Draw edges
 	    for other_id in &node.edges {
 		let other = board.nodes.get(other_id).unwrap();
-		let Pos(x1, y1) = f.from_coords(other.x, other.y);
+		let Pos(x1, y1) = f.inv_xform(other.x, other.y);
 		draw_line(x, y, x1, y1);
 	    }
 	}
@@ -298,7 +298,7 @@ fn main() {
 	    Event::Push => {
 		let f = FrameView(f);
 		let edit_mode = STATE.get().lock().unwrap().edit_mode;
-		let coords = f.to_coords(Pos(app::event_x(), app::event_y()));
+		let coords = f.xform(Pos(app::event_x(), app::event_y()));
 
 		match edit_mode {
 		    EditMode::Node => dispatch::node_press(coords),
diff --git a/src/lib.rs b/src/lib.rs
index 3c2983a..a1c1373 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -147,7 +147,7 @@ fn inv_lerp(v0: f32, v1: f32, a: f32) -> f32 {
 pub trait CoordTransformer<I: Into<(f32, f32)> + From<(f32, f32)>> {
     fn origin(&self) -> I;
     fn extremes(&self) -> I;
-    fn to_coords(&self, pos: I) -> (f32, f32) {
+    fn xform(&self, pos: I) -> (f32, f32) {
         let (sx, sy) = self.origin().into();
         let (ex, ey) = self.extremes().into();
         let (x, y) = pos.into();
@@ -156,7 +156,7 @@ pub trait CoordTransformer<I: Into<(f32, f32)> + From<(f32, f32)>> {
             inv_lerp(sy, ey, y),
         )
     }
-    fn from_coords(&self, x: f32, y: f32) -> I {
+    fn inv_xform(&self, x: f32, y: f32) -> I {
         let (sx, sy) = self.origin().into();
         let (ex, ey) = self.extremes().into();
         (lerp(sx, ex, x), lerp(sy, ey, y)).into()