diff --git a/crates/tek/src/layout/fill.rs b/crates/tek/src/layout/fill.rs
index 28ba7066..044d751a 100644
--- a/crates/tek/src/layout/fill.rs
+++ b/crates/tek/src/layout/fill.rs
@@ -1,19 +1,5 @@
 use crate::*;
 
-impl<E: Engine> LayoutFill<E> for E {}
-
-pub trait LayoutFill<E: Engine> {
-    fn fill_x <W: Render<E>> (fill: W) -> Fill<E, W> {
-        Fill::X(fill)
-    }
-    fn fill_y <W: Render<E>> (fill: W) -> Fill<E, W> {
-        Fill::Y(fill)
-    }
-    fn fill_xy <W: Render<E>> (fill: W) -> Fill<E, W> {
-        Fill::XY(fill)
-    }
-}
-
 pub enum Fill<E: Engine, W: Render<E>> {
     X(W),
     Y(W),
@@ -30,6 +16,15 @@ impl<E: Engine, W: Render<E>> Fill<E, W> {
             _ => unreachable!(),
         }
     }
+    pub fn w (fill: W) -> Self {
+        Self::X(fill)
+    }
+    pub fn h (fill: W) -> Self {
+        Self::Y(fill)
+    }
+    pub fn wh (fill: W) -> Self {
+        Self::XY(fill)
+    }
 }
 
 impl<E: Engine, W: Render<E>> Render<E> for Fill<E, W> {
diff --git a/crates/tek/src/layout/fixed.rs b/crates/tek/src/layout/fixed.rs
index 78d3d41d..63db372b 100644
--- a/crates/tek/src/layout/fixed.rs
+++ b/crates/tek/src/layout/fixed.rs
@@ -20,13 +20,13 @@ impl<E: Engine, T: Render<E>> Fixed<E, T> {
             _ => unreachable!(),
         }
     }
-    pub fn w (x: E::Unit, w: T) -> Fixed<E, T> {
+    pub fn w (x: E::Unit, w: T) -> Self {
         Self::X(x, w)
     }
-    pub fn h (y: E::Unit, w: T) -> Fixed<E, T> {
+    pub fn h (y: E::Unit, w: T) -> Self {
         Self::Y(y, w)
     }
-    pub fn wh (x: E::Unit, y: E::Unit, w: T) -> Fixed<E, T> {
+    pub fn wh (x: E::Unit, y: E::Unit, w: T) -> Self {
         Self::XY(x, y, w)
     }
 }
diff --git a/crates/tek/src/tui/app_arranger.rs b/crates/tek/src/tui/app_arranger.rs
index 9a50ad7f..9fe0c3ff 100644
--- a/crates/tek/src/tui/app_arranger.rs
+++ b/crates/tek/src/tui/app_arranger.rs
@@ -588,7 +588,7 @@ render!(|self: ArrangerStatus|{
     };
 
     //let commands = commands.iter().reduce(String::new(), |s, (a, b, c)| format!("{s} {a}{b}{c}"));
-    Tui::bg(status_bar_bg, Tui::fill_x(row!([mode, commands])))
+    Tui::bg(status_bar_bg, Fill::w(row!([mode, commands])))
 
 });
 
@@ -645,7 +645,7 @@ pub fn arranger_content_vertical (
     factor: usize
 ) -> impl Render<Tui> + use<'_> {
     lay!([
-        Tui::at_se(Tui::fill_xy(Tui::pull_x(1, Tui::fg(TuiTheme::title_fg(view.arranger_focused()),
+        Tui::at_se(Fill::wh(Tui::pull_x(1, Tui::fg(TuiTheme::title_fg(view.arranger_focused()),
             format!("{}x{}", view.size.w(), view.size.h()))
         ))),
         Tui::bg(view.color.rgb, lay!(![
diff --git a/crates/tek/src/tui/app_sampler.rs b/crates/tek/src/tui/app_sampler.rs
index f744c510..7855f70d 100644
--- a/crates/tek/src/tui/app_sampler.rs
+++ b/crates/tek/src/tui/app_sampler.rs
@@ -66,9 +66,9 @@ pub enum SamplerFocus {
 
 audio!(|self: SamplerTui, _client, _scope|Control::Continue);
 render!(|self: SamplerTui|{
-    Tui::fill_xy(lay!([
+    Fill::wh(lay!([
 
-        Tui::fill_xy(render(|to|{ // border
+        Fill::wh(render(|to|{ // border
             let [x, y, w, h] = to.area();
             let green = Some(Style::default().fg(Color::Green));
             to.blit(&"🭚", x, y, green);
diff --git a/crates/tek/src/tui/app_sequencer.rs b/crates/tek/src/tui/app_sequencer.rs
index cd16778a..e719c8d1 100644
--- a/crates/tek/src/tui/app_sequencer.rs
+++ b/crates/tek/src/tui/app_sequencer.rs
@@ -140,13 +140,13 @@ render!(|self: SequencerTui|{
     let w            = self.size.w();
     let phrase_w     = if w > 60 { 20 } else if w > 40 { 15 } else { 10 };
     let pool_w       = if self.show_pool { phrase_w } else { 0 };
-    let pool         = Tui::fill_y(Tui::at_e(PhraseListView(&self.phrases)));
+    let pool         = Fill::h(Tui::at_e(PhraseListView(&self.phrases)));
     let with_pool    = move|x|Tui::split_w(false, pool_w, pool, x);
     let status       = SequencerStatusBar::from(self);
     let with_status  = |x|Tui::split_n(false, if self.status { 2 } else { 0 }, status, x);
     let with_editbar = |x|Tui::split_n(false, 3, PhraseEditStatus(&self.editor), x);
     let with_size    = |x|lay!([self.size, x]);
-    let editor       = with_editbar(with_pool(Tui::fill_xy(&self.editor)));
+    let editor       = with_editbar(with_pool(Fill::wh(&self.editor)));
     let color        = self.player.play_phrase().as_ref().map(|(_,p)|p.as_ref().map(|p|p.read().unwrap().color)).flatten().clone();
     let play         = Fixed::wh(5, 2, PlayPause(self.clock.is_rolling()));
     let transport    = Fixed::h(2, TransportView::from((self, color, true)));
@@ -244,7 +244,7 @@ render!(|self: SequencerStatusBar|Fixed::h(2, lay!([
             double(("q",   "enqueue"), ("e",   "edit"),    ),
         ]))
     },
-    Tui::fill_xy(Tui::at_se({
+    Fill::wh(Tui::at_se({
         Tui::fg_bg(TuiTheme::orange(), TuiTheme::g(25), row!([
             &self.cpu,
             &self.res,
diff --git a/crates/tek/src/tui/app_transport.rs b/crates/tek/src/tui/app_transport.rs
index 745f05b8..aa3a67c4 100644
--- a/crates/tek/src/tui/app_transport.rs
+++ b/crates/tek/src/tui/app_transport.rs
@@ -108,7 +108,7 @@ render!(|self: TransportView|{
         Tui::fg_bg(self.2.lighter.rgb,  self.2.base.rgb,    format!("{:>10}", self.1)),
     ]));
 
-    Tui::bg(color.base.rgb, Tui::fill_x(row!([
+    Tui::bg(color.base.rgb, Fill::w(row!([
         //PlayPause(self.started), " ",
         col!([
             Field(" Beat", self.beat.as_str(), &color),
diff --git a/crates/tek/src/tui/phrase_editor.rs b/crates/tek/src/tui/phrase_editor.rs
index c5273c0b..f3b5fab4 100644
--- a/crates/tek/src/tui/phrase_editor.rs
+++ b/crates/tek/src/tui/phrase_editor.rs
@@ -244,7 +244,7 @@ render!(|self:PhraseEditStatus<'a>|row!(|add|{
         Tui::fg_bg(color.lighter.rgb,  Color::Reset, Tui::bold(true, "│")),
         &y
     ]);
-    add(&Tui::fill_x(Tui::fg_bg(fg, bg, row!(|add|{
+    add(&Fill::w(Tui::fg_bg(fg, bg, row!(|add|{
         add(&Fixed::wh(26, 3, col!(![
             field("   Edit", format!("{name}")),
             field(" Length", format!("{length}")),
diff --git a/crates/tek/src/tui/phrase_list.rs b/crates/tek/src/tui/phrase_list.rs
index 32c063a5..fe23cbb1 100644
--- a/crates/tek/src/tui/phrase_list.rs
+++ b/crates/tek/src/tui/phrase_list.rs
@@ -214,7 +214,7 @@ render!(|self: PhraseListView<'a>|{
     let upper_right = format!("({})", phrases.len());
     Tui::bg(bg, lay!(move|add|{
         //add(&Lozenge(Style::default().bg(border_bg).fg(border_color)))?;
-        add(&Tui::inset_xy(0, 1, Tui::fill_xy(col!(move|add|match mode {
+        add(&Tui::inset_xy(0, 1, Fill::wh(col!(move|add|match mode {
             Some(PhraseListMode::Import(_, ref file_picker)) => add(file_picker),
             Some(PhraseListMode::Export(_, ref file_picker)) => add(file_picker),
             _ => Ok(for (i, phrase) in phrases.iter().enumerate() {
@@ -227,10 +227,10 @@ render!(|self: PhraseListView<'a>|{
                             length.focus  = Some(*focus);
                         }
                     }
-                    add(&Tui::bg(color.base.rgb, Tui::fill_x(col!([
-                        Tui::fill_x(lay!(|add|{
-                            add(&Tui::fill_x(Tui::at_w(format!(" {i}"))))?;
-                            add(&Tui::fill_x(Tui::at_e(Tui::pull_x(1, length.clone()))))
+                    add(&Tui::bg(color.base.rgb, Fill::w(col!([
+                        Fill::w(lay!(|add|{
+                            add(&Fill::w(Tui::at_w(format!(" {i}"))))?;
+                            add(&Fill::w(Tui::at_e(Tui::pull_x(1, length.clone()))))
                         })),
                         Tui::bold(true, {
                             let mut row2 = format!(" {name}");
@@ -249,8 +249,8 @@ render!(|self: PhraseListView<'a>|{
                 }))?;
             })
         }))))?;
-        add(&Tui::fill_x(Tui::at_nw(Tui::push_x(1, Tui::fg(title_color, upper_left.to_string())))))?;
-        add(&Tui::fill_x(Tui::at_ne(Tui::pull_x(1, Tui::fg(title_color, upper_right.to_string())))))?;
+        add(&Fill::w(Tui::at_nw(Tui::push_x(1, Tui::fg(title_color, upper_left.to_string())))))?;
+        add(&Fill::w(Tui::at_ne(Tui::pull_x(1, Tui::fg(title_color, upper_right.to_string())))))?;
         add(&self.0.size)
     }))
 });
diff --git a/crates/tek/src/tui/piano_horizontal.rs b/crates/tek/src/tui/piano_horizontal.rs
index 46bfc7e4..eb348464 100644
--- a/crates/tek/src/tui/piano_horizontal.rs
+++ b/crates/tek/src/tui/piano_horizontal.rs
@@ -66,17 +66,17 @@ render!(|self: PianoHorizontal|{
     let notes    = move||PianoHorizontalNotes(&self);
     let cursor   = move||PianoHorizontalCursor(&self);
     let keys_width = 5;
-    Tui::fill_xy(Tui::bg(color.darker.rgb,
+    Fill::wh(Tui::bg(color.darker.rgb,
         Bsp::s(
             Fixed::h(1, Bsp::e(
                 Fixed::w(keys_width, ""),
-                Tui::fill_x(timeline()),
+                Fill::w(timeline()),
             )),
             Bsp::e(
                 Fixed::w(keys_width, keys()),
-                Tui::fill_xy(lay!([&self.size, Tui::fill_xy(lay!([
-                    Tui::fill_xy(notes()),
-                    Tui::fill_xy(cursor()),
+                Fill::wh(lay!([&self.size, Fill::wh(lay!([
+                    Fill::wh(notes()),
+                    Fill::wh(cursor()),
                 ]))])),
             ),
         )
diff --git a/crates/tek/src/tui/tui_border.rs b/crates/tek/src/tui/tui_border.rs
index 76e615d9..e7a38a3e 100644
--- a/crates/tek/src/tui/tui_border.rs
+++ b/crates/tek/src/tui/tui_border.rs
@@ -3,7 +3,7 @@ use crate::*;
 pub struct Bordered<S: BorderStyle, W: Render<Tui>>(pub S, pub W);
 
 render!(|self: Bordered<S: BorderStyle, W: Render<Tui>>|{
-    Tui::fill_xy(lay!([Border(self.0), Tui::inset_xy(1, 1, widget(&self.1))]))
+    Fill::wh(lay!([Border(self.0), Tui::inset_xy(1, 1, widget(&self.1))]))
 });
 
 pub struct Border<S: BorderStyle>(pub S);