Re-export variants of Length and alignment types

core/src/alignment.rs

@@ -1,30 +1,5 @@
 //! Align and position widgets.
 
-/// Returns a value representing center alignment.
-pub const fn center() -> Alignment {
-    Alignment::Center
-}
-
-/// Returns a value representing left alignment.
-pub const fn left() -> Horizontal {
-    Horizontal::Left
-}
-
-/// Returns a value representing right alignment.
-pub const fn right() -> Horizontal {
-    Horizontal::Right
-}
-
-/// Returns a value representing top alignment.
-pub const fn top() -> Vertical {
-    Vertical::Top
-}
-
-/// Returns a value representing bottom alignment.
-pub const fn bottom() -> Vertical {
-    Vertical::Bottom
-}
-
 /// Alignment on the axis of a container.
 #[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
 pub enum Alignment {

core/src/widget/text.rs

@@ -88,37 +88,8 @@ where
 
     /// Centers the [`Text`], both horizontally and vertically.
     pub fn center(self) -> Self {
-        self.center_x().center_y()
+        self.align_x(alignment::Horizontal::Center)
-    }
+            .align_y(alignment::Vertical::Center)
-
-    /// Centers the [`Text`] horizontally.
-    pub fn center_x(self) -> Self {
-        self.align_x(alignment::center())
-    }
-
-    /// Aligns the [`Text`] to the left, the default.
-    pub fn align_left(self) -> Self {
-        self.align_x(alignment::left())
-    }
-
-    /// Aligns the [`Text`] to the right.
-    pub fn align_right(self) -> Self {
-        self.align_x(alignment::right())
-    }
-
-    /// Centers the [`Text`] vertically.
-    pub fn center_y(self) -> Self {
-        self.align_y(alignment::center())
-    }
-
-    /// Aligns the [`Text`] to the top, the default.
-    pub fn align_top(self) -> Self {
-        self.align_y(alignment::top())
-    }
-
-    /// Aligns the [`Text`] to the bottom.
-    pub fn align_bottom(self) -> Self {
-        self.align_y(alignment::bottom())
     }
 
     /// Sets the [`alignment::Horizontal`] of the [`Text`].

examples/arc/src/main.rs

@@ -4,7 +4,7 @@ use iced::mouse;
 use iced::widget::canvas::{
     self, stroke, Cache, Canvas, Geometry, Path, Stroke,
 };
-use iced::{Element, Length, Point, Rectangle, Renderer, Subscription, Theme};
+use iced::{Element, Fill, Point, Rectangle, Renderer, Subscription, Theme};
 
 pub fn main() -> iced::Result {
     iced::application("Arc - Iced", Arc::update, Arc::view)
@@ -30,10 +30,7 @@ impl Arc {
     }
 
     fn view(&self) -> Element<Message> {
-        Canvas::new(self)
+        Canvas::new(self).width(Fill).height(Fill).into()
-            .width(Length::Fill)
-            .height(Length::Fill)
-            .into()
     }
 
     fn subscription(&self) -> Subscription<Message> {

examples/bezier_tool/src/main.rs

@@ -1,6 +1,6 @@
 //! This example showcases an interactive `Canvas` for drawing Bézier curves.
 use iced::widget::{button, container, horizontal_space, hover};
-use iced::{Element, Length, Theme};
+use iced::{Element, Fill, Theme};
 
 pub fn main() -> iced::Result {
     iced::application("Bezier Tool - Iced", Example::update, Example::view)
@@ -47,8 +47,7 @@ impl Example {
                         .on_press(Message::Clear),
                 )
                 .padding(10)
-                .width(Length::Fill)
+                .align_right(Fill)
-                .align_right()
             },
         ))
         .padding(20)
@@ -60,7 +59,7 @@ mod bezier {
     use iced::mouse;
     use iced::widget::canvas::event::{self, Event};
     use iced::widget::canvas::{self, Canvas, Frame, Geometry, Path, Stroke};
-    use iced::{Element, Length, Point, Rectangle, Renderer, Theme};
+    use iced::{Element, Fill, Point, Rectangle, Renderer, Theme};
 
     #[derive(Default)]
     pub struct State {
@@ -73,8 +72,8 @@ mod bezier {
                 state: self,
                 curves,
             })
-            .width(Length::Fill)
+            .width(Fill)
-            .height(Length::Fill)
+            .height(Fill)
             .into()
         }
 

examples/clock/src/main.rs

@@ -4,7 +4,7 @@ use iced::time;
 use iced::widget::canvas::{stroke, Cache, Geometry, LineCap, Path, Stroke};
 use iced::widget::{canvas, container};
 use iced::{
-    Degrees, Element, Font, Length, Point, Rectangle, Renderer, Subscription,
+    Degrees, Element, Fill, Font, Point, Rectangle, Renderer, Subscription,
     Theme, Vector,
 };
 
@@ -43,15 +43,9 @@ impl Clock {
     }
 
     fn view(&self) -> Element<Message> {
-        let canvas = canvas(self as &Self)
+        let canvas = canvas(self as &Self).width(Fill).height(Fill);
-            .width(Length::Fill)
-            .height(Length::Fill);
 
-        container(canvas)
+        container(canvas).padding(20).into()
-            .width(Length::Fill)
-            .height(Length::Fill)
-            .padding(20)
-            .into()
     }
 
     fn subscription(&self) -> Subscription<Message> {

examples/color_palette/src/main.rs

@@ -3,8 +3,8 @@ use iced::mouse;
 use iced::widget::canvas::{self, Canvas, Frame, Geometry, Path};
 use iced::widget::{column, row, text, Slider};
 use iced::{
-    Color, Element, Font, Length, Pixels, Point, Rectangle, Renderer, Size,
+    Center, Color, Element, Fill, Font, Pixels, Point, Rectangle, Renderer,
-    Vector,
+    Size, Vector,
 };
 use palette::{convert::FromColor, rgb::Rgb, Darken, Hsl, Lighten, ShiftHue};
 use std::marker::PhantomData;
@@ -150,10 +150,7 @@ impl Theme {
     }
 
     pub fn view(&self) -> Element<Message> {
-        Canvas::new(self)
+        Canvas::new(self).width(Fill).height(Fill).into()
-            .width(Length::Fill)
-            .height(Length::Fill)
-            .into()
     }
 
     fn draw(&self, frame: &mut Frame, text_color: Color) {
@@ -320,7 +317,7 @@ impl<C: ColorSpace + Copy> ColorPicker<C> {
             text(color.to_string()).width(185).size(12),
         ]
         .spacing(10)
-        .center_y()
+        .align_y(Center)
         .into()
     }
 }

examples/combo_box/src/main.rs

@@ -1,7 +1,7 @@
 use iced::widget::{
     center, column, combo_box, scrollable, text, vertical_space,
 };
-use iced::{Element, Length};
+use iced::{Center, Element, Fill};
 
 pub fn main() -> iced::Result {
     iced::run("Combo Box - Iced", Example::update, Example::view)
@@ -64,8 +64,8 @@ impl Example {
             combo_box,
             vertical_space().height(150),
         ]
-        .width(Length::Fill)
+        .width(Fill)
-        .center_x()
+        .align_x(Center)
         .spacing(10);
 
         center(scrollable(content)).into()

examples/component/src/main.rs

@@ -35,7 +35,7 @@ impl Component {
 
 mod numeric_input {
     use iced::widget::{button, component, row, text, text_input, Component};
-    use iced::{Element, Length, Size};
+    use iced::{Center, Element, Fill, Length, Size};
 
     pub struct NumericInput<Message> {
         value: Option<u32>,
@@ -103,15 +103,10 @@ mod numeric_input {
 
         fn view(&self, _state: &Self::State) -> Element<'_, Event, Theme> {
             let button = |label, on_press| {
-                button(
+                button(text(label).width(Fill).height(Fill).center())
-                    text(label)
+                    .width(40)
-                        .width(Length::Fill)
+                    .height(40)
-                        .height(Length::Fill)
+                    .on_press(on_press)
-                        .center(),
-                )
-                .width(40)
-                .height(40)
-                .on_press(on_press)
             };
 
             row![
@@ -128,7 +123,7 @@ mod numeric_input {
                 .padding(10),
                 button("+", Event::IncrementPressed),
             ]
-            .center_y()
+            .align_y(Center)
             .spacing(10)
             .into()
         }

examples/counter/src/main.rs

@@ -1,4 +1,5 @@
 use iced::widget::{button, column, text, Column};
+use iced::Center;
 
 pub fn main() -> iced::Result {
     iced::run("A cool counter", Counter::update, Counter::view)
@@ -34,6 +35,6 @@ impl Counter {
             button("Decrement").on_press(Message::Decrement)
         ]
         .padding(20)
-        .center_x()
+        .align_x(Center)
     }
 }

examples/custom_quad/src/main.rs

@@ -82,7 +82,7 @@ mod quad {
 }
 
 use iced::widget::{center, column, slider, text};
-use iced::{Color, Element, Shadow, Vector};
+use iced::{Center, Color, Element, Shadow, Vector};
 
 pub fn main() -> iced::Result {
     iced::run("Custom Quad - Iced", Example::update, Example::view)
@@ -185,7 +185,7 @@ impl Example {
         .padding(20)
         .spacing(20)
         .max_width(500)
-        .center_x();
+        .align_x(Center);
 
         center(content).into()
     }

examples/custom_shader/src/main.rs

@@ -6,7 +6,7 @@ use iced::time::Instant;
 use iced::widget::shader::wgpu;
 use iced::widget::{center, checkbox, column, row, shader, slider, text};
 use iced::window;
-use iced::{Color, Element, Length, Subscription};
+use iced::{Center, Color, Element, Fill, Subscription};
 
 fn main() -> iced::Result {
     iced::application(
@@ -122,12 +122,11 @@ impl IcedCubes {
         let controls = column![top_controls, bottom_controls,]
             .spacing(10)
             .padding(20)
-            .center_x();
+            .align_x(Center);
 
-        let shader =
+        let shader = shader(&self.scene).width(Fill).height(Fill);
-            shader(&self.scene).width(Length::Fill).height(Length::Fill);
 
-        center(column![shader, controls].center_x()).into()
+        center(column![shader, controls].align_x(Center)).into()
     }
 
     fn subscription(&self) -> Subscription<Message> {

examples/custom_widget/src/main.rs

@@ -83,7 +83,7 @@ mod circle {
 
 use circle::circle;
 use iced::widget::{center, column, slider, text};
-use iced::Element;
+use iced::{Center, Element};
 
 pub fn main() -> iced::Result {
     iced::run("Custom Widget - Iced", Example::update, Example::view)
@@ -120,7 +120,7 @@ impl Example {
         .padding(20)
         .spacing(20)
         .max_width(500)
-        .center_x();
+        .align_x(Center);
 
         center(content).into()
     }

examples/download_progress/src/main.rs

@@ -1,7 +1,7 @@
 mod download;
 
 use iced::widget::{button, center, column, progress_bar, text, Column};
-use iced::{Element, Subscription};
+use iced::{Center, Element, Right, Subscription};
 
 pub fn main() -> iced::Result {
     iced::application(
@@ -69,7 +69,7 @@ impl Example {
                         .padding(10),
                 )
                 .spacing(20)
-                .align_right();
+                .align_x(Right);
 
         center(downloads).padding(20).into()
     }
@@ -160,7 +160,7 @@ impl Download {
             State::Finished => {
                 column!["Download finished!", button("Start again")]
                     .spacing(10)
-                    .center_x()
+                    .align_x(Center)
                     .into()
             }
             State::Downloading { .. } => {
@@ -171,14 +171,14 @@ impl Download {
                 button("Try again").on_press(Message::Download(self.id)),
             ]
             .spacing(10)
-            .center_x()
+            .align_x(Center)
             .into(),
         };
 
         Column::new()
             .spacing(10)
             .padding(10)
-            .center_x()
+            .align_x(Center)
             .push(progress_bar)
             .push(control)
             .into()

examples/editor/src/main.rs

@@ -4,7 +4,7 @@ use iced::widget::{
     button, column, container, horizontal_space, pick_list, row, text,
     text_editor, tooltip,
 };
-use iced::{Element, Font, Length, Subscription, Task, Theme};
+use iced::{Center, Element, Fill, Font, Subscription, Task, Theme};
 
 use std::ffi;
 use std::io;
@@ -158,7 +158,7 @@ impl Editor {
             .padding([5, 10])
         ]
         .spacing(10)
-        .center_y();
+        .align_y(Center);
 
         let status = row![
             text(if let Some(path) = &self.file {
@@ -184,7 +184,7 @@ impl Editor {
         column![
             controls,
             text_editor(&self.content)
-                .height(Length::Fill)
+                .height(Fill)
                 .on_action(Message::ActionPerformed)
                 .highlight::<Highlighter>(
                     highlighter::Settings {

examples/events/src/main.rs

@@ -1,7 +1,7 @@
 use iced::event::{self, Event};
 use iced::widget::{button, center, checkbox, text, Column};
 use iced::window;
-use iced::{Element, Length, Subscription, Task};
+use iced::{Center, Element, Fill, Subscription, Task};
 
 pub fn main() -> iced::Result {
     iced::application("Events - Iced", Events::update, Events::view)
@@ -66,13 +66,13 @@ impl Events {
         let toggle = checkbox("Listen to runtime events", self.enabled)
             .on_toggle(Message::Toggled);
 
-        let exit = button(text("Exit").width(Length::Fill).center_x())
+        let exit = button(text("Exit").width(Fill).align_x(Center))
             .width(100)
             .padding(10)
             .on_press(Message::Exit);
 
         let content = Column::new()
-            .center_x()
+            .align_x(Center)
             .spacing(20)
             .push(events)
             .push(toggle)

examples/exit/src/main.rs

@@ -1,6 +1,6 @@
 use iced::widget::{button, center, column};
 use iced::window;
-use iced::{Element, Task};
+use iced::{Center, Element, Task};
 
 pub fn main() -> iced::Result {
     iced::application("Exit - Iced", Exit::update, Exit::view).run()
@@ -44,7 +44,7 @@ impl Exit {
             ]
         }
         .spacing(10)
-        .center_x();
+        .align_x(Center);
 
         center(content).padding(20).into()
     }

examples/ferris/src/main.rs

@@ -4,8 +4,8 @@ use iced::widget::{
 };
 use iced::window;
 use iced::{
-    Color, ContentFit, Degrees, Element, Length, Radians, Rotation,
+    Bottom, Center, Color, ContentFit, Degrees, Element, Fill, Radians,
-    Subscription, Theme,
+    Rotation, Subscription, Theme,
 };
 
 pub fn main() -> iced::Result {
@@ -108,7 +108,7 @@ impl Image {
             "I am Ferris!"
         ]
         .spacing(20)
-        .center_x();
+        .align_x(Center);
 
         let fit = row![
             pick_list(
@@ -122,7 +122,7 @@ impl Image {
                 Some(self.content_fit),
                 Message::ContentFitChanged
             )
-            .width(Length::Fill),
+            .width(Fill),
             pick_list(
                 [RotationStrategy::Floating, RotationStrategy::Solid],
                 Some(match self.rotation {
@@ -131,10 +131,10 @@ impl Image {
                 }),
                 Message::RotationStrategyChanged,
             )
-            .width(Length::Fill),
+            .width(Fill),
         ]
         .spacing(10)
-        .align_bottom();
+        .align_y(Bottom);
 
         let properties = row![
             with_value(
@@ -159,12 +159,12 @@ impl Image {
                         .size(12)
                 ]
                 .spacing(10)
-                .center_y(),
+                .align_y(Center),
                 format!("Rotation: {:.0}°", f32::from(self.rotation.degrees()))
             )
         ]
         .spacing(10)
-        .align_bottom();
+        .align_y(Bottom);
 
         container(column![fit, center(i_am_ferris), properties].spacing(10))
             .padding(10)
@@ -206,6 +206,6 @@ fn with_value<'a>(
 ) -> Element<'a, Message> {
     column![control.into(), text(value).size(12).line_height(1.0)]
         .spacing(2)
-        .center_x()
+        .align_x(Center)
         .into()
 }

examples/game_of_life/src/main.rs

@@ -9,7 +9,7 @@ use iced::time;
 use iced::widget::{
     button, checkbox, column, container, pick_list, row, slider, text,
 };
-use iced::{Element, Length, Subscription, Task, Theme};
+use iced::{Center, Element, Fill, Subscription, Task, Theme};
 use std::time::Duration;
 
 pub fn main() -> iced::Result {
@@ -135,12 +135,9 @@ impl GameOfLife {
                 .map(move |message| Message::Grid(message, version)),
             controls,
         ]
-        .height(Length::Fill);
+        .height(Fill);
 
-        container(content)
+        container(content).width(Fill).height(Fill).into()
-            .width(Length::Fill)
-            .height(Length::Fill)
-            .into()
     }
 }
 
@@ -169,7 +166,7 @@ fn view_controls<'a>(
         slider(1.0..=1000.0, speed as f32, Message::SpeedChanged),
         text!("x{speed}").size(16),
     ]
-    .center_y()
+    .align_y(Center)
     .spacing(10);
 
     row![
@@ -186,7 +183,7 @@ fn view_controls<'a>(
     ]
     .padding(10)
     .spacing(20)
-    .center_y()
+    .align_y(Center)
     .into()
 }
 
@@ -199,7 +196,7 @@ mod grid {
     use iced::widget::canvas::event::{self, Event};
     use iced::widget::canvas::{Cache, Canvas, Frame, Geometry, Path, Text};
     use iced::{
-        Color, Element, Length, Point, Rectangle, Renderer, Size, Theme, Vector,
+        Color, Element, Fill, Point, Rectangle, Renderer, Size, Theme, Vector,
     };
     use rustc_hash::{FxHashMap, FxHashSet};
     use std::future::Future;
@@ -333,10 +330,7 @@ mod grid {
         }
 
         pub fn view(&self) -> Element<Message> {
-            Canvas::new(self)
+            Canvas::new(self).width(Fill).height(Fill).into()
-                .width(Length::Fill)
-                .height(Length::Fill)
-                .into()
         }
 
         pub fn clear(&mut self) {

examples/gradient/src/main.rs

@@ -3,7 +3,7 @@ use iced::gradient;
 use iced::widget::{
     checkbox, column, container, horizontal_space, row, slider, text,
 };
-use iced::{Color, Element, Length, Radians, Theme};
+use iced::{Center, Color, Element, Fill, Radians, Theme};
 
 pub fn main() -> iced::Result {
     tracing_subscriber::fmt::init();
@@ -67,8 +67,8 @@ impl Gradient {
 
                 gradient.into()
             })
-            .width(Length::Fill)
+            .width(Fill)
-            .height(Length::Fill);
+            .height(Fill);
 
         let angle_picker = row![
             text("Angle").width(64),
@@ -77,7 +77,7 @@ impl Gradient {
         ]
         .spacing(8)
         .padding(8)
-        .center_y();
+        .align_y(Center);
 
         let transparency_toggle = iced::widget::Container::new(
             checkbox("Transparent window", transparent)
@@ -129,6 +129,6 @@ fn color_picker(label: &str, color: Color) -> Element<'_, Color> {
     ]
     .spacing(8)
     .padding(8)
-    .center_y()
+    .align_y(Center)
     .into()
 }

examples/integration/src/controls.rs

@@ -1,6 +1,6 @@
 use iced_wgpu::Renderer;
 use iced_widget::{column, container, row, slider, text, text_input};
-use iced_winit::core::{Color, Element, Length, Theme};
+use iced_winit::core::{Color, Element, Length::*, Theme};
 use iced_winit::runtime::{Program, Task};
 
 pub struct Controls {
@@ -85,8 +85,7 @@ impl Program for Controls {
             .spacing(10),
         )
         .padding(10)
-        .height(Length::Fill)
+        .align_bottom(Fill)
-        .align_bottom()
         .into()
     }
 }

examples/layout/src/main.rs

@@ -5,8 +5,8 @@ use iced::widget::{
     pick_list, row, scrollable, text,
 };
 use iced::{
-    color, Element, Font, Length, Point, Rectangle, Renderer, Subscription,
+    color, Center, Element, Fill, Font, Length, Point, Rectangle, Renderer,
-    Theme,
+    Subscription, Theme,
 };
 
 pub fn main() -> iced::Result {
@@ -74,7 +74,7 @@ impl Layout {
             pick_list(Theme::ALL, Some(&self.theme), Message::ThemeSelected),
         ]
         .spacing(20)
-        .center_y();
+        .align_y(Center);
 
         let example = center(if self.explain {
             self.example.view().explain(color!(0x0000ff))
@@ -234,7 +234,7 @@ fn application<'a>() -> Element<'a, Message> {
             square(40),
         ]
         .padding(10)
-        .center_y(),
+        .align_y(Center),
     )
     .style(|theme| {
         let palette = theme.extended_palette();
@@ -248,10 +248,10 @@ fn application<'a>() -> Element<'a, Message> {
             .spacing(40)
             .padding(10)
             .width(200)
-            .center_x(),
+            .align_x(Center),
     )
     .style(container::rounded_box)
-    .center_y(Length::Fill);
+    .center_y(Fill);
 
     let content = container(
         scrollable(
@@ -263,10 +263,10 @@ fn application<'a>() -> Element<'a, Message> {
                 "The end"
             ]
             .spacing(40)
-            .center_x()
+            .align_x(Center)
-            .width(Length::Fill),
+            .width(Fill),
         )
-        .height(Length::Fill),
+        .height(Fill),
     )
     .padding(10);
 

examples/lazy/src/main.rs

@@ -2,7 +2,7 @@ use iced::widget::{
     button, column, horizontal_space, lazy, pick_list, row, scrollable, text,
     text_input,
 };
-use iced::{Element, Length};
+use iced::{Element, Fill};
 
 use std::collections::HashSet;
 use std::hash::Hash;
@@ -187,7 +187,7 @@ impl App {
         });
 
         column![
-            scrollable(options).height(Length::Fill),
+            scrollable(options).height(Fill),
             row![
                 text_input("Add a new option", &self.input)
                     .on_input(Message::InputChanged)

examples/loading_spinners/src/main.rs

@@ -1,5 +1,5 @@
 use iced::widget::{center, column, row, slider, text};
-use iced::Element;
+use iced::{Center, Element};
 
 use std::time::Duration;
 
@@ -67,7 +67,7 @@ impl LoadingSpinners {
                         Duration::from_secs_f32(self.cycle_duration)
                     )
                 ]
-                .center_y()
+                .align_y(Center)
                 .spacing(20.0),
             )
         })
@@ -83,7 +83,7 @@ impl LoadingSpinners {
                     .width(200.0),
                     text!("{:.2}s", self.cycle_duration),
                 ]
-                .center_y()
+                .align_y(Center)
                 .spacing(20.0),
             ),
         )

examples/loupe/src/main.rs

@@ -1,5 +1,5 @@
 use iced::widget::{button, center, column, text};
-use iced::Element;
+use iced::{Center, Element};
 
 use loupe::loupe;
 
@@ -39,7 +39,7 @@ impl Loupe {
                 button("Decrement").on_press(Message::Decrement)
             ]
             .padding(20)
-            .center_x(),
+            .align_x(Center),
         ))
         .into()
     }

examples/modal/src/main.rs

@@ -5,7 +5,7 @@ use iced::widget::{
     self, button, center, column, container, horizontal_space, mouse_area,
     opaque, pick_list, row, stack, text, text_input,
 };
-use iced::{Color, Element, Length, Subscription, Task};
+use iced::{Bottom, Color, Element, Fill, Subscription, Task};
 
 use std::fmt;
 
@@ -96,17 +96,17 @@ impl App {
         let content = container(
             column![
                 row![text("Top Left"), horizontal_space(), text("Top Right")]
-                    .height(Length::Fill),
+                    .height(Fill),
                 center(button(text("Show Modal")).on_press(Message::ShowModal)),
                 row![
                     text("Bottom Left"),
                     horizontal_space(),
                     text("Bottom Right")
                 ]
-                .align_bottom()
+                .align_y(Bottom)
-                .height(Length::Fill),
+                .height(Fill),
             ]
-            .height(Length::Fill),
+            .height(Fill),
         )
         .padding(10);
 

examples/multi_window/src/main.rs

@@ -3,7 +3,7 @@ use iced::widget::{
     text_input,
 };
 use iced::window;
-use iced::{Element, Length, Subscription, Task, Theme, Vector};
+use iced::{Center, Element, Fill, Subscription, Task, Theme, Vector};
 
 use std::collections::BTreeMap;
 
@@ -188,8 +188,8 @@ impl Window {
         let content = scrollable(
             column![scale_input, title_input, new_window_button]
                 .spacing(50)
-                .width(Length::Fill)
+                .width(Fill)
-                .center_x(),
+                .align_x(Center),
         );
 
         container(content).center_x(200).into()

examples/multitouch/src/main.rs

@@ -6,7 +6,7 @@ use iced::touch;
 use iced::widget::canvas::event;
 use iced::widget::canvas::stroke::{self, Stroke};
 use iced::widget::canvas::{self, Canvas, Geometry};
-use iced::{Color, Element, Length, Point, Rectangle, Renderer, Theme};
+use iced::{Color, Element, Fill, Point, Rectangle, Renderer, Theme};
 
 use std::collections::HashMap;
 
@@ -46,10 +46,7 @@ impl Multitouch {
     }
 
     fn view(&self) -> Element<Message> {
-        Canvas::new(self)
+        Canvas::new(self).width(Fill).height(Fill).into()
-            .width(Length::Fill)
-            .height(Length::Fill)
-            .into()
     }
 }
 

examples/pane_grid/src/main.rs

@@ -3,7 +3,7 @@ use iced::widget::pane_grid::{self, PaneGrid};
 use iced::widget::{
     button, column, container, responsive, row, scrollable, text,
 };
-use iced::{Color, Element, Length, Size, Subscription};
+use iced::{Center, Color, Element, Fill, Size, Subscription};
 
 pub fn main() -> iced::Result {
     iced::application("Pane Grid - Iced", Example::update, Example::view)
@@ -177,16 +177,16 @@ impl Example {
                 style::pane_active
             })
         })
-        .width(Length::Fill)
+        .width(Fill)
-        .height(Length::Fill)
+        .height(Fill)
         .spacing(10)
         .on_click(Message::Clicked)
         .on_drag(Message::Dragged)
         .on_resize(10, Message::Resized);
 
         container(pane_grid)
-            .width(Length::Fill)
+            .width(Fill)
-            .height(Length::Fill)
+            .height(Fill)
             .padding(10)
             .into()
     }
@@ -254,8 +254,8 @@ fn view_content<'a>(
     size: Size,
 ) -> Element<'a, Message> {
     let button = |label, message| {
-        button(text(label).width(Length::Fill).center_x().size(16))
+        button(text(label).width(Fill).align_x(Center).size(16))
-            .width(Length::Fill)
+            .width(Fill)
             .padding(8)
             .on_press(message)
     };
@@ -281,10 +281,10 @@ fn view_content<'a>(
     let content =
         column![text!("{}x{}", size.width, size.height).size(24), controls,]
             .spacing(10)
-            .center_x();
+            .align_x(Center);
 
     container(scrollable(content))
-        .center_y(Length::Fill)
+        .center_y(Fill)
         .padding(5)
         .into()
 }

examples/pick_list/src/main.rs

@@ -1,5 +1,5 @@
 use iced::widget::{column, pick_list, scrollable, vertical_space};
-use iced::{Element, Length};
+use iced::{Center, Element, Fill};
 
 pub fn main() -> iced::Result {
     iced::run("Pick List - Iced", Example::update, Example::view)
@@ -38,8 +38,8 @@ impl Example {
             pick_list,
             vertical_space().height(600),
         ]
-        .width(Length::Fill)
+        .width(Fill)
-        .center_x()
+        .align_x(Center)
         .spacing(10);
 
         scrollable(content).into()

examples/pokedex/src/main.rs

@@ -1,6 +1,6 @@
 use iced::futures;
 use iced::widget::{self, center, column, image, row, text};
-use iced::{Element, Length, Task};
+use iced::{Center, Element, Fill, Right, Task};
 
 pub fn main() -> iced::Result {
     iced::application(Pokedex::title, Pokedex::update, Pokedex::view)
@@ -63,10 +63,9 @@ impl Pokedex {
     }
 
     fn view(&self) -> Element<Message> {
-        let content = match self {
+        let content: Element<_> = match self {
             Pokedex::Loading => {
-                column![text("Searching for Pokémon...").size(40),]
+                text("Searching for Pokémon...").size(40).into()
-                    .width(Length::Shrink)
             }
             Pokedex::Loaded { pokemon } => column![
                 pokemon.view(),
@@ -74,13 +73,15 @@ impl Pokedex {
             ]
             .max_width(500)
             .spacing(20)
-            .align_right(),
+            .align_x(Right)
+            .into(),
             Pokedex::Errored => column![
                 text("Whoops! Something went wrong...").size(40),
                 button("Try again").on_press(Message::Search)
             ]
             .spacing(20)
-            .align_right(),
+            .align_x(Right)
+            .into(),
         };
 
         center(content).into()
@@ -103,17 +104,17 @@ impl Pokemon {
             image::viewer(self.image.clone()),
             column![
                 row![
-                    text(&self.name).size(30).width(Length::Fill),
+                    text(&self.name).size(30).width(Fill),
                     text!("#{}", self.number).size(20).color([0.5, 0.5, 0.5]),
                 ]
-                .center_y()
+                .align_y(Center)
                 .spacing(20),
                 self.description.as_ref(),
             ]
             .spacing(20),
         ]
         .spacing(20)
-        .center_y()
+        .align_y(Center)
         .into()
     }
 

examples/qr_code/src/main.rs

@@ -1,5 +1,5 @@
 use iced::widget::{center, column, pick_list, qr_code, row, text, text_input};
-use iced::{Element, Theme};
+use iced::{Center, Element, Theme};
 
 pub fn main() -> iced::Result {
     iced::application(
@@ -58,7 +58,7 @@ impl QRGenerator {
             pick_list(Theme::ALL, Some(&self.theme), Message::ThemeChanged,)
         ]
         .spacing(10)
-        .center_y();
+        .align_y(Center);
 
         let content = column![title, input, choose_theme]
             .push_maybe(
@@ -68,7 +68,7 @@ impl QRGenerator {
             )
             .width(700)
             .spacing(20)
-            .center_x();
+            .align_x(Center);
 
         center(content).padding(20).into()
     }

examples/screenshot/src/main.rs

@@ -2,7 +2,10 @@ use iced::keyboard;
 use iced::widget::{button, column, container, image, row, text, text_input};
 use iced::window;
 use iced::window::screenshot::{self, Screenshot};
-use iced::{ContentFit, Element, Length, Rectangle, Subscription, Task};
+use iced::{
+    Center, ContentFit, Element, Fill, FillPortion, Rectangle, Subscription,
+    Task,
+};
 
 use ::image as img;
 use ::image::ColorType;
@@ -111,15 +114,15 @@ impl Example {
                 screenshot.clone(),
             ))
             .content_fit(ContentFit::Contain)
-            .width(Length::Fill)
+            .width(Fill)
-            .height(Length::Fill)
+            .height(Fill)
             .into()
         } else {
             text("Press the button to take a screenshot!").into()
         };
 
         let image = container(image)
-            .center_y(Length::FillPortion(2))
+            .center_y(FillPortion(2))
             .padding(10)
             .style(container::rounded_box);
 
@@ -130,7 +133,7 @@ impl Example {
             numeric_input("0", self.y_input_value).map(Message::YInputChanged)
         ]
         .spacing(10)
-        .center_y();
+        .align_y(Center);
 
         let crop_dimension_controls = row![
             text("W:").width(30),
@@ -141,7 +144,7 @@ impl Example {
                 .map(Message::HeightInputChanged)
         ]
         .spacing(10)
-        .center_y();
+        .align_y(Center);
 
         let crop_controls =
             column![crop_origin_controls, crop_dimension_controls]
@@ -151,7 +154,7 @@ impl Example {
                         .map(|error| text!("Crop error! \n{error}")),
                 )
                 .spacing(10)
-                .center_x();
+                .align_x(Center);
 
         let controls = {
             let save_result =
@@ -168,7 +171,7 @@ impl Example {
                 column![
                     button(centered_text("Screenshot!"))
                         .padding([10, 20, 10, 20])
-                        .width(Length::Fill)
+                        .width(Fill)
                         .on_press(Message::Screenshot),
                     if !self.png_saving {
                         button(centered_text("Save as png")).on_press_maybe(
@@ -180,7 +183,7 @@ impl Example {
                     }
                     .style(button::secondary)
                     .padding([10, 20, 10, 20])
-                    .width(Length::Fill)
+                    .width(Fill)
                 ]
                 .spacing(10),
                 column![
@@ -189,22 +192,22 @@ impl Example {
                         .on_press(Message::Crop)
                         .style(button::danger)
                         .padding([10, 20, 10, 20])
-                        .width(Length::Fill),
+                        .width(Fill),
                 ]
                 .spacing(10)
-                .center_x(),
+                .align_x(Center),
             ]
             .push_maybe(save_result.map(text))
             .spacing(40)
         };
 
-        let side_content = container(controls).center_y(Length::Fill);
+        let side_content = container(controls).center_y(Fill);
 
         let content = row![side_content, image]
             .spacing(10)
-            .width(Length::Fill)
+            .width(Fill)
-            .height(Length::Fill)
+            .height(Fill)
-            .center_y();
+            .align_y(Center);
 
         container(content).padding(10).into()
     }
@@ -265,5 +268,5 @@ fn numeric_input(
 }
 
 fn centered_text(content: &str) -> Element<'_, Message> {
-    text(content).width(Length::Fill).center_x().into()
+    text(content).width(Fill).align_x(Center).into()
 }

examples/scrollable/src/main.rs

@@ -2,7 +2,7 @@ use iced::widget::{
     button, column, container, horizontal_space, progress_bar, radio, row,
     scrollable, slider, text, vertical_space,
 };
-use iced::{Border, Color, Element, Length, Task, Theme};
+use iced::{Border, Center, Color, Element, Fill, Task, Theme};
 
 use once_cell::sync::Lazy;
 
@@ -212,7 +212,7 @@ impl ScrollableDemo {
                         text("End!"),
                         scroll_to_beginning_button(),
                     ]
-                    .center_x()
+                    .align_x(Center)
                     .padding([40, 0, 40, 0])
                     .spacing(40),
                 )
@@ -223,8 +223,8 @@ impl ScrollableDemo {
                         .scroller_width(self.scroller_width)
                         .anchor(self.anchor),
                 ))
-                .width(Length::Fill)
+                .width(Fill)
-                .height(Length::Fill)
+                .height(Fill)
                 .id(SCROLLABLE_ID.clone())
                 .on_scroll(Message::Scrolled),
                 Direction::Horizontal => scrollable(
@@ -238,7 +238,7 @@ impl ScrollableDemo {
                         scroll_to_beginning_button(),
                     ]
                     .height(450)
-                    .center_y()
+                    .align_y(Center)
                     .padding([0, 40, 0, 40])
                     .spacing(40),
                 )
@@ -249,8 +249,8 @@ impl ScrollableDemo {
                         .scroller_width(self.scroller_width)
                         .anchor(self.anchor),
                 ))
-                .width(Length::Fill)
+                .width(Fill)
-                .height(Length::Fill)
+                .height(Fill)
                 .id(SCROLLABLE_ID.clone())
                 .on_scroll(Message::Scrolled),
                 Direction::Multi => scrollable(
@@ -280,7 +280,7 @@ impl ScrollableDemo {
                         text("Horizontal - End!"),
                         scroll_to_beginning_button(),
                     ]
-                    .center_y()
+                    .align_y(Center)
                     .padding([0, 40, 0, 40])
                     .spacing(40),
                 )
@@ -296,8 +296,8 @@ impl ScrollableDemo {
                         vertical: scrollbar,
                     }
                 })
-                .width(Length::Fill)
+                .width(Fill)
-                .height(Length::Fill)
+                .height(Fill)
                 .id(SCROLLABLE_ID.clone())
                 .on_scroll(Message::Scrolled),
             });
@@ -322,7 +322,7 @@ impl ScrollableDemo {
 
         let content: Element<Message> =
             column![scroll_controls, scrollable_content, progress_bars]
-                .center_x()
+                .align_x(Center)
                 .spacing(10)
                 .into();
 

examples/sierpinski_triangle/src/main.rs

@@ -2,7 +2,7 @@ use iced::mouse;
 use iced::widget::canvas::event::{self, Event};
 use iced::widget::canvas::{self, Canvas, Geometry};
 use iced::widget::{column, row, slider, text};
-use iced::{Color, Length, Point, Rectangle, Renderer, Size, Theme};
+use iced::{Center, Color, Fill, Point, Rectangle, Renderer, Size, Theme};
 
 use rand::Rng;
 use std::fmt::Debug;
@@ -50,9 +50,7 @@ impl SierpinskiEmulator {
 
     fn view(&self) -> iced::Element<'_, Message> {
         column![
-            Canvas::new(&self.graph)
+            Canvas::new(&self.graph).width(Fill).height(Fill),
-                .width(Length::Fill)
-                .height(Length::Fill),
             row![
                 text!("Iteration: {:?}", self.graph.iteration),
                 slider(0..=10000, self.graph.iteration, Message::IterationSet)
@@ -60,7 +58,7 @@ impl SierpinskiEmulator {
             .padding(10)
             .spacing(20),
         ]
-        .center_x()
+        .align_x(Center)
         .into()
     }
 }

examples/slider/src/main.rs

@@ -1,5 +1,5 @@
 use iced::widget::{column, container, iced, slider, text, vertical_slider};
-use iced::{Element, Length};
+use iced::{Center, Element, Fill};
 
 pub fn main() -> iced::Result {
     iced::run("Slider - Iced", Slider::update, Slider::view)
@@ -45,8 +45,8 @@ impl Slider {
         let text = text(self.value);
 
         column![v_slider, h_slider, text, iced(self.value as f32),]
-            .width(Length::Fill)
+            .width(Fill)
-            .center_x()
+            .align_x(Center)
             .spacing(20)
             .padding(20)
             .into()

examples/solar_system/src/main.rs

@@ -13,7 +13,7 @@ use iced::widget::canvas::stroke::{self, Stroke};
 use iced::widget::canvas::{Geometry, Path};
 use iced::window;
 use iced::{
-    Color, Element, Length, Point, Rectangle, Renderer, Size, Subscription,
+    Color, Element, Fill, Point, Rectangle, Renderer, Size, Subscription,
     Theme, Vector,
 };
 
@@ -52,10 +52,7 @@ impl SolarSystem {
     }
 
     fn view(&self) -> Element<Message> {
-        canvas(&self.state)
+        canvas(&self.state).width(Fill).height(Fill).into()
-            .width(Length::Fill)
-            .height(Length::Fill)
-            .into()
     }
 
     fn theme(&self) -> Theme {

examples/stopwatch/src/main.rs

@@ -1,7 +1,7 @@
 use iced::keyboard;
 use iced::time;
 use iced::widget::{button, center, column, row, text};
-use iced::{Element, Subscription, Theme};
+use iced::{Center, Element, Subscription, Theme};
 
 use std::time::{Duration, Instant};
 
@@ -101,7 +101,7 @@ impl Stopwatch {
         .size(40);
 
         let button =
-            |label| button(text(label).center_x()).padding(10).width(80);
+            |label| button(text(label).align_x(Center)).padding(10).width(80);
 
         let toggle_button = {
             let label = match self.state {
@@ -118,7 +118,7 @@ impl Stopwatch {
 
         let controls = row![toggle_button, reset_button].spacing(20);
 
-        let content = column![duration, controls].center_x().spacing(20);
+        let content = column![duration, controls].align_x(Center).spacing(20);
 
         center(content).into()
     }

examples/styling/src/main.rs

@@ -3,7 +3,7 @@ use iced::widget::{
     row, scrollable, slider, text, text_input, toggler, vertical_rule,
     vertical_space,
 };
-use iced::{Element, Length, Theme};
+use iced::{Center, Element, Fill, Theme};
 
 pub fn main() -> iced::Result {
     iced::application("Styling - Iced", Styling::update, Styling::view)
@@ -48,7 +48,7 @@ impl Styling {
         let choose_theme = column![
             text("Theme:"),
             pick_list(Theme::ALL, Some(&self.theme), Message::ThemeChanged)
-                .width(Length::Fill),
+                .width(Fill),
         ]
         .spacing(10);
 
@@ -71,7 +71,7 @@ impl Styling {
             vertical_space().height(800),
             "You did it!"
         ])
-        .width(Length::Fill)
+        .width(Fill)
         .height(100);
 
         let checkbox = checkbox("Check me!", self.checkbox_value)
@@ -82,13 +82,12 @@ impl Styling {
             self.toggler_value,
             Message::TogglerToggled,
         )
-        .width(Length::Shrink)
         .spacing(10);
 
         let content = column![
             choose_theme,
             horizontal_rule(38),
-            row![text_input, button].spacing(10).center_y(),
+            row![text_input, button].spacing(10).align_y(Center),
             slider,
             progress_bar,
             row![
@@ -98,7 +97,7 @@ impl Styling {
             ]
             .spacing(10)
             .height(100)
-            .center_y(),
+            .align_y(Center),
         ]
         .spacing(20)
         .padding(20)

examples/svg/src/main.rs

@@ -1,5 +1,5 @@
 use iced::widget::{center, checkbox, column, container, svg};
-use iced::{color, Element, Length};
+use iced::{color, Element, Fill};
 
 pub fn main() -> iced::Result {
     iced::run("SVG - Iced", Tiger::update, Tiger::view)
@@ -30,24 +30,26 @@ impl Tiger {
             env!("CARGO_MANIFEST_DIR")
         ));
 
-        let svg = svg(handle).width(Length::Fill).height(Length::Fill).style(
+        let svg =
-            |_theme, _status| svg::Style {
+            svg(handle)
-                color: if self.apply_color_filter {
+                .width(Fill)
-                    Some(color!(0x0000ff))
+                .height(Fill)
-                } else {
+                .style(|_theme, _status| svg::Style {
-                    None
+                    color: if self.apply_color_filter {
-                },
+                        Some(color!(0x0000ff))
-            },
+                    } else {
-        );
+                        None
+                    },
+                });
 
         let apply_color_filter =
             checkbox("Apply a color filter", self.apply_color_filter)
                 .on_toggle(Message::ToggleColorFilter);
 
         center(
-            column![svg, container(apply_color_filter).center_x(Length::Fill)]
+            column![svg, container(apply_color_filter).center_x(Fill)]
                 .spacing(20)
-                .height(Length::Fill),
+                .height(Fill),
         )
         .padding(20)
         .into()

examples/the_matrix/src/main.rs

@@ -2,8 +2,7 @@ use iced::mouse;
 use iced::time::{self, Instant};
 use iced::widget::canvas;
 use iced::{
-    Color, Element, Font, Length, Point, Rectangle, Renderer, Subscription,
+    Color, Element, Fill, Font, Point, Rectangle, Renderer, Subscription, Theme,
-    Theme,
 };
 
 use std::cell::RefCell;
@@ -37,10 +36,7 @@ impl TheMatrix {
     }
 
     fn view(&self) -> Element<Message> {
-        canvas(self as &Self)
+        canvas(self as &Self).width(Fill).height(Fill).into()
-            .width(Length::Fill)
-            .height(Length::Fill)
-            .into()
     }
 
     fn subscription(&self) -> Subscription<Message> {

examples/toast/src/main.rs

@@ -4,7 +4,7 @@ use iced::keyboard::key;
 use iced::widget::{
     self, button, center, column, pick_list, row, slider, text, text_input,
 };
-use iced::{Element, Length, Subscription, Task};
+use iced::{Center, Element, Fill, Subscription, Task};
 
 use toast::{Status, Toast};
 
@@ -125,7 +125,7 @@ impl App {
                         Some(self.editing.status),
                         Message::Status
                     )
-                    .width(Length::Fill)
+                    .width(Fill)
                     .into()
                 ),
                 subtitle(
@@ -142,7 +142,7 @@ impl App {
                     .spacing(5)
                     .into()
                 ),
-                column![add_toast].center_x()
+                column![add_toast].align_x(Center)
             ]
             .spacing(10)
             .max_width(200),
@@ -177,8 +177,8 @@ mod toast {
     };
     use iced::window;
     use iced::{
-        Alignment, Element, Length, Point, Rectangle, Renderer, Size, Theme,
+        Alignment, Center, Element, Fill, Length, Point, Rectangle, Renderer,
-        Vector,
+        Size, Theme, Vector,
     };
 
     pub const DEFAULT_TIMEOUT: u64 = 5;
@@ -245,9 +245,9 @@ mod toast {
                                     .on_press((on_close)(index))
                                     .padding(3),
                             ]
-                            .center_y()
+                            .align_y(Center)
                         )
-                        .width(Length::Fill)
+                        .width(Fill)
                         .padding(5)
                         .style(match toast.status {
                             Status::Primary => primary,
@@ -257,7 +257,7 @@ mod toast {
                         }),
                         horizontal_rule(1),
                         container(text(toast.body.as_str()))
-                            .width(Length::Fill)
+                            .width(Fill)
                             .padding(5)
                             .style(container::rounded_box),
                     ])
@@ -479,8 +479,8 @@ mod toast {
                 layout::flex::Axis::Vertical,
                 renderer,
                 &limits,
-                Length::Fill,
+                Fill,
-                Length::Fill,
+                Fill,
                 10.into(),
                 10.0,
                 Alignment::End,

examples/todos/src/main.rs

@@ -4,7 +4,7 @@ use iced::widget::{
     scrollable, text, text_input, Text,
 };
 use iced::window;
-use iced::{Element, Font, Length, Subscription, Task as Command};
+use iced::{Center, Element, Fill, Font, Subscription, Task as Command};
 
 use once_cell::sync::Lazy;
 use serde::{Deserialize, Serialize};
@@ -192,10 +192,10 @@ impl Todos {
                 ..
             }) => {
                 let title = text("todos")
-                    .width(Length::Fill)
+                    .width(Fill)
                     .size(100)
                     .color([0.5, 0.5, 0.5])
-                    .center_x();
+                    .align_x(Center);
 
                 let input = text_input("What needs to be done?", input_value)
                     .id(INPUT_ID.clone())
@@ -239,10 +239,7 @@ impl Todos {
                     .spacing(20)
                     .max_width(800);
 
-                scrollable(
+                scrollable(container(content).center_x(Fill).padding(40)).into()
-                    container(content).center_x(Length::Fill).padding(40),
-                )
-                .into()
             }
         }
     }
@@ -342,7 +339,7 @@ impl Task {
             TaskState::Idle => {
                 let checkbox = checkbox(&self.description, self.completed)
                     .on_toggle(TaskMessage::Completed)
-                    .width(Length::Fill)
+                    .width(Fill)
                     .size(17)
                     .text_shaping(text::Shaping::Advanced);
 
@@ -354,7 +351,7 @@ impl Task {
                         .style(button::text),
                 ]
                 .spacing(20)
-                .center_y()
+                .align_y(Center)
                 .into()
             }
             TaskState::Editing => {
@@ -368,14 +365,16 @@ impl Task {
                 row![
                     text_input,
                     button(
-                        row![delete_icon(), "Delete"].spacing(10).center_y()
+                        row![delete_icon(), "Delete"]
+                            .spacing(10)
+                            .align_y(Center)
                     )
                     .on_press(TaskMessage::Delete)
                     .padding(10)
                     .style(button::danger)
                 ]
                 .spacing(20)
-                .center_y()
+                .align_y(Center)
                 .into()
             }
         }
@@ -402,17 +401,16 @@ fn view_controls(tasks: &[Task], current_filter: Filter) -> Element<Message> {
             "{tasks_left} {} left",
             if tasks_left == 1 { "task" } else { "tasks" }
         )
-        .width(Length::Fill),
+        .width(Fill),
         row![
             filter_button("All", Filter::All, current_filter),
             filter_button("Active", Filter::Active, current_filter),
             filter_button("Completed", Filter::Completed, current_filter,),
         ]
-        .width(Length::Shrink)
         .spacing(10)
     ]
     .spacing(20)
-    .center_y()
+    .align_y(Center)
     .into()
 }
 
@@ -437,15 +435,15 @@ impl Filter {
 }
 
 fn loading_message<'a>() -> Element<'a, Message> {
-    center(text("Loading...").center_x().size(50)).into()
+    center(text("Loading...").width(Fill).align_x(Center).size(50)).into()
 }
 
 fn empty_message(message: &str) -> Element<'_, Message> {
     center(
         text(message)
-            .width(Length::Fill)
+            .width(Fill)
             .size(25)
-            .center_x()
+            .align_x(Center)
             .color([0.7, 0.7, 0.7]),
     )
     .height(200)
@@ -456,7 +454,10 @@ fn empty_message(message: &str) -> Element<'_, Message> {
 const ICONS: Font = Font::with_name("Iced-Todos-Icons");
 
 fn icon(unicode: char) -> Text<'static> {
-    text(unicode.to_string()).font(ICONS).width(20).center_x()
+    text(unicode.to_string())
+        .font(ICONS)
+        .width(20)
+        .align_x(Center)
 }
 
 fn edit_icon() -> Text<'static> {

examples/tour/src/main.rs

@@ -3,7 +3,7 @@ use iced::widget::{
     scrollable, slider, text, text_input, toggler, vertical_space,
 };
 use iced::widget::{Button, Column, Container, Slider};
-use iced::{Color, Element, Font, Length, Pixels};
+use iced::{Center, Color, Element, Fill, Font, Pixels};
 
 pub fn main() -> iced::Result {
     #[cfg(target_arch = "wasm32")]
@@ -172,10 +172,10 @@ impl Tour {
             } else {
                 content
             })
-            .center_x(Length::Fill),
+            .center_x(Fill),
         );
 
-        container(scrollable).center_y(Length::Fill).into()
+        container(scrollable).center_y(Fill).into()
     }
 
     fn can_continue(&self) -> bool {
@@ -234,7 +234,7 @@ impl Tour {
                  0 to 100:",
             )
             .push(slider(0..=100, self.slider, Message::SliderChanged))
-            .push(text(self.slider.to_string()).width(Length::Fill).center_x())
+            .push(text(self.slider.to_string()).width(Fill).align_x(Center))
     }
 
     fn rows_and_columns(&self) -> Column<Message> {
@@ -263,7 +263,7 @@ impl Tour {
 
         let spacing_section = column![
             slider(0..=80, self.spacing, Message::SpacingChanged),
-            text!("{} px", self.spacing).width(Length::Fill).center_x(),
+            text!("{} px", self.spacing).width(Fill).align_x(Center),
         ]
         .spacing(10);
 
@@ -374,7 +374,7 @@ impl Tour {
             .push("An image that tries to keep its aspect ratio.")
             .push(ferris(width, filter_method))
             .push(slider(100..=500, width, Message::ImageWidthChanged))
-            .push(text!("Width: {width} px").width(Length::Fill).center_x())
+            .push(text!("Width: {width} px").width(Fill).align_x(Center))
             .push(
                 checkbox(
                     "Use nearest interpolation",
@@ -382,7 +382,7 @@ impl Tour {
                 )
                 .on_toggle(Message::ImageUseNearestToggled),
             )
-            .center_x()
+            .align_x(Center)
     }
 
     fn scrollable(&self) -> Column<Message> {
@@ -398,13 +398,13 @@ impl Tour {
             .push(vertical_space().height(4096))
             .push(
                 text("You are halfway there!")
-                    .width(Length::Fill)
+                    .width(Fill)
                     .size(30)
-                    .center_x(),
+                    .align_x(Center),
             )
             .push(vertical_space().height(4096))
             .push(ferris(300, image::FilterMethod::Linear))
-            .push(text("You made it!").width(Length::Fill).size(50).center_x())
+            .push(text("You made it!").width(Fill).size(50).align_x(Center))
     }
 
     fn text_input(&self) -> Column<Message> {
@@ -448,8 +448,8 @@ impl Tour {
                 } else {
                     value
                 })
-                .width(Length::Fill)
+                .width(Fill)
-                .center_x(),
+                .align_x(Center),
             )
     }
 
@@ -554,7 +554,7 @@ fn ferris<'a>(
         .filter_method(filter_method)
         .width(width),
     )
-    .center_x(Length::Fill)
+    .center_x(Fill)
 }
 
 fn padded_button<Message: Clone>(label: &str) -> Button<'_, Message> {

examples/vectorial_text/src/main.rs

@@ -3,7 +3,7 @@ use iced::mouse;
 use iced::widget::{
     canvas, checkbox, column, horizontal_space, row, slider, text,
 };
-use iced::{Element, Length, Point, Rectangle, Renderer, Theme, Vector};
+use iced::{Center, Element, Fill, Point, Rectangle, Renderer, Theme, Vector};
 
 pub fn main() -> iced::Result {
     iced::application(
@@ -59,7 +59,7 @@ impl VectorialText {
         };
 
         column![
-            canvas(&self.state).width(Length::Fill).height(Length::Fill),
+            canvas(&self.state).width(Fill).height(Fill),
             column![
                 checkbox("Use Japanese", self.state.use_japanese,)
                     .on_toggle(Message::ToggleJapanese),
@@ -85,7 +85,7 @@ impl VectorialText {
                 ]
                 .spacing(20),
             ]
-            .center_x()
+            .align_x(Center)
             .spacing(10)
         ]
         .spacing(10)

examples/visible_bounds/src/main.rs

@@ -5,7 +5,8 @@ use iced::widget::{
 };
 use iced::window;
 use iced::{
-    Color, Element, Font, Length, Point, Rectangle, Subscription, Task, Theme,
+    Center, Color, Element, Fill, Font, Point, Rectangle, Subscription, Task,
+    Theme,
 };
 
 pub fn main() -> iced::Result {
@@ -69,7 +70,7 @@ impl Example {
                     .color_maybe(color),
             ]
             .height(40)
-            .center_y()
+            .align_y(Center)
         };
 
         let view_bounds = |label, bounds: Option<Rectangle>| {
@@ -129,13 +130,13 @@ impl Example {
                         .padding(20)
                     )
                     .on_scroll(|_| Message::Scrolled)
-                    .width(Length::Fill)
+                    .width(Fill)
                     .height(300),
                 ]
                 .padding(20)
             )
             .on_scroll(|_| Message::Scrolled)
-            .width(Length::Fill)
+            .width(Fill)
             .height(300),
         ]
         .spacing(10)

examples/websocket/src/main.rs

@@ -3,7 +3,7 @@ mod echo;
 use iced::widget::{
     self, button, center, column, row, scrollable, text, text_input,
 };
-use iced::{color, Element, Length, Subscription, Task};
+use iced::{color, Center, Element, Fill, Subscription, Task};
 use once_cell::sync::Lazy;
 
 pub fn main() -> iced::Result {
@@ -103,7 +103,7 @@ impl WebSocket {
                     .spacing(10),
             )
             .id(MESSAGE_LOG.clone())
-            .height(Length::Fill)
+            .height(Fill)
             .into()
         };
 
@@ -112,8 +112,8 @@ impl WebSocket {
                 .on_input(Message::NewMessageChanged)
                 .padding(10);
 
-            let mut button =
+            let mut button = button(text("Send").height(40).align_y(Center))
-                button(text("Send").height(40).center_y()).padding([0, 20]);
+                .padding([0, 20]);
 
             if matches!(self.state, State::Connected(_)) {
                 if let Some(message) = echo::Message::new(&self.new_message) {
@@ -122,11 +122,11 @@ impl WebSocket {
                 }
             }
 
-            row![input, button].spacing(10).center_y()
+            row![input, button].spacing(10).align_y(Center)
         };
 
         column![message_log, new_message_input]
-            .height(Length::Fill)
+            .height(Fill)
             .padding(20)
             .spacing(10)
             .into()

src/lib.rs

@@ -205,6 +205,11 @@ pub use crate::core::{
 pub use crate::runtime::exit;
 pub use iced_futures::Subscription;
 
+pub use alignment::Horizontal::{Left, Right};
+pub use alignment::Vertical::{Bottom, Top};
+pub use Alignment::Center;
+pub use Length::{Fill, FillPortion, Shrink};
+
 pub mod task {
     //! Create runtime tasks.
     pub use crate::runtime::task::{Handle, Task};

widget/src/column.rs

@@ -104,21 +104,6 @@ where
         self
     }
 
-    /// Centers the contents of the [`Column`] horizontally.
-    pub fn center_x(self) -> Self {
-        self.align_x(Alignment::Center)
-    }
-
-    /// Aligns the contents of the [`Column`] to the left.
-    pub fn align_left(self) -> Self {
-        self.align_x(alignment::left())
-    }
-
-    /// Aligns the contents of the [`Column`] to the right.
-    pub fn align_right(self) -> Self {
-        self.align_x(alignment::right())
-    }
-
     /// Sets the horizontal alignment of the contents of the [`Column`] .
     pub fn align_x(mut self, align: impl Into<alignment::Horizontal>) -> Self {
         self.align = Alignment::from(align.into());

widget/src/container.rs

@@ -92,37 +92,6 @@ where
         self
     }
 
-    /// Sets the [`Container`] to fill the available space in the horizontal axis.
-    ///
-    /// Calling this method is equivalent to calling [`width`] with a
-    /// [`Length::Fill`].
-    ///
-    /// [`width`]: Self::width
-    pub fn fill_x(self) -> Self {
-        self.width(Length::Fill)
-    }
-
-    /// Sets the [`Container`] to fill the available space in the vertical axis.
-    ///
-    /// Calling this method is equivalent to calling [`height`] with a
-    /// [`Length::Fill`].
-    ///
-    /// [`height`]: Self::height
-    pub fn fill_y(self) -> Self {
-        self.height(Length::Fill)
-    }
-
-    /// Sets the [`Container`] to fill all the available space.
-    ///
-    /// Calling this method is equivalent to chaining [`fill_x`] and
-    /// [`fill_y`].
-    ///
-    /// [`fill_x`]: Self::fill_x
-    /// [`fill_y`]: Self::fill_y
-    pub fn fill(self) -> Self {
-        self.width(Length::Fill).height(Length::Fill)
-    }
-
     /// Sets the maximum width of the [`Container`].
     pub fn max_width(mut self, max_width: impl Into<Pixels>) -> Self {
         self.max_width = max_width.into().0;
@@ -159,23 +128,23 @@ where
     }
 
     /// Aligns the contents of the [`Container`] to the left.
-    pub fn align_left(self) -> Self {
+    pub fn align_left(self, width: impl Into<Length>) -> Self {
-        self.align_x(alignment::left())
+        self.width(width).align_x(alignment::Horizontal::Left)
     }
 
     /// Aligns the contents of the [`Container`] to the right.
-    pub fn align_right(self) -> Self {
+    pub fn align_right(self, width: impl Into<Length>) -> Self {
-        self.align_x(alignment::right())
+        self.width(width).align_x(alignment::Horizontal::Right)
     }
 
     /// Aligns the contents of the [`Container`] to the top.
-    pub fn align_top(self) -> Self {
+    pub fn align_top(self, height: Length) -> Self {
-        self.align_y(alignment::top())
+        self.height(height).align_y(alignment::Vertical::Top)
     }
 
     /// Aligns the contents of the [`Container`] to the bottom.
-    pub fn align_bottom(self) -> Self {
+    pub fn align_bottom(self, height: Length) -> Self {
-        self.align_y(alignment::bottom())
+        self.height(height).align_y(alignment::Vertical::Bottom)
     }
 
     /// Sets the content alignment for the horizontal axis of the [`Container`].

widget/src/helpers.rs

@@ -906,7 +906,7 @@ where
         + 'a,
     Theme: text::Catalog + crate::svg::Catalog + 'a,
 {
-    use crate::core::Font;
+    use crate::core::{Alignment, Font};
     use crate::svg;
     use once_cell::sync::Lazy;
 
@@ -921,7 +921,7 @@ where
         text("iced").size(text_size).font(Font::MONOSPACE)
     ]
     .spacing(text_size.0 / 3.0)
-    .center_y()
+    .align_y(Alignment::Center)
     .into()
 }
 

widget/src/row.rs

@@ -95,21 +95,6 @@ where
         self
     }
 
-    /// Centers the contents of the [`Row`] vertically.
-    pub fn center_y(self) -> Self {
-        self.align_y(Alignment::Center)
-    }
-
-    /// Aligns the contents of the [`Row`] to the top.
-    pub fn align_top(self) -> Self {
-        self.align_y(alignment::top())
-    }
-
-    /// Aligns the contents of the [`Row`] to the bottom.
-    pub fn align_bottom(self) -> Self {
-        self.align_y(alignment::bottom())
-    }
-
     /// Sets the vertical alignment of the contents of the [`Row`] .
     pub fn align_y(mut self, align: impl Into<alignment::Vertical>) -> Self {
         self.align = Alignment::from(align.into());