diff options
Diffstat (limited to 'widget/src/toggler.rs')
-rw-r--r-- | widget/src/toggler.rs | 99 |
1 files changed, 55 insertions, 44 deletions
diff --git a/widget/src/toggler.rs b/widget/src/toggler.rs index 1b31765f..476c8330 100644 --- a/widget/src/toggler.rs +++ b/widget/src/toggler.rs @@ -6,12 +6,12 @@ use crate::core::mouse; use crate::core::renderer; use crate::core::text; use crate::core::touch; -use crate::core::widget::Tree; +use crate::core::widget; +use crate::core::widget::tree::{self, Tree}; use crate::core::{ - Alignment, Clipboard, Element, Event, Layout, Length, Pixels, Rectangle, - Shell, Widget, + Clipboard, Element, Event, Layout, Length, Pixels, Rectangle, Shell, Size, + Widget, }; -use crate::{Row, Text}; pub use crate::style::toggler::{Appearance, StyleSheet}; @@ -42,7 +42,7 @@ where label: Option<String>, width: Length, size: f32, - text_size: Option<f32>, + text_size: Option<Pixels>, text_line_height: text::LineHeight, text_alignment: alignment::Horizontal, text_shaping: text::Shaping, @@ -85,7 +85,7 @@ where text_line_height: text::LineHeight::default(), text_alignment: alignment::Horizontal::Left, text_shaping: text::Shaping::Basic, - spacing: 0.0, + spacing: Self::DEFAULT_SIZE / 2.0, font: None, style: Default::default(), } @@ -105,11 +105,11 @@ where /// Sets the text size o the [`Toggler`]. pub fn text_size(mut self, text_size: impl Into<Pixels>) -> Self { - self.text_size = Some(text_size.into().0); + self.text_size = Some(text_size.into()); self } - /// Sets the text [`LineHeight`] of the [`Toggler`]. + /// Sets the text [`text::LineHeight`] of the [`Toggler`]. pub fn text_line_height( mut self, line_height: impl Into<text::LineHeight>, @@ -136,9 +136,9 @@ where self } - /// Sets the [`Font`] of the text of the [`Toggler`] + /// Sets the [`Renderer::Font`] of the text of the [`Toggler`] /// - /// [`Font`]: crate::text::Renderer::Font + /// [`Renderer::Font`]: crate::core::text::Renderer pub fn font(mut self, font: impl Into<Renderer::Font>) -> Self { self.font = Some(font.into()); self @@ -160,6 +160,14 @@ where Renderer: text::Renderer, Renderer::Theme: StyleSheet + crate::text::StyleSheet, { + fn tag(&self) -> tree::Tag { + tree::Tag::of::<widget::text::State<Renderer::Paragraph>>() + } + + fn state(&self) -> tree::State { + tree::State::new(widget::text::State::<Renderer::Paragraph>::default()) + } + fn width(&self) -> Length { self.width } @@ -170,32 +178,41 @@ where fn layout( &self, + tree: &mut Tree, renderer: &Renderer, limits: &layout::Limits, ) -> layout::Node { - let mut row = Row::<(), Renderer>::new() - .width(self.width) - .spacing(self.spacing) - .align_items(Alignment::Center); - - if let Some(label) = &self.label { - row = row.push( - Text::new(label) - .horizontal_alignment(self.text_alignment) - .font(self.font.unwrap_or_else(|| renderer.default_font())) - .width(self.width) - .size( - self.text_size - .unwrap_or_else(|| renderer.default_size()), + let limits = limits.width(self.width); + + layout::next_to_each_other( + &limits, + self.spacing, + |_| layout::Node::new(Size::new(2.0 * self.size, self.size)), + |limits| { + if let Some(label) = self.label.as_deref() { + let state = tree + .state + .downcast_mut::<widget::text::State<Renderer::Paragraph>>(); + + widget::text::layout( + state, + renderer, + limits, + self.width, + Length::Shrink, + label, + self.text_line_height, + self.text_size, + self.font, + self.text_alignment, + alignment::Vertical::Top, + self.text_shaping, ) - .line_height(self.text_line_height) - .shaping(self.text_shaping), - ); - } - - row = row.push(Row::new().width(2.0 * self.size).height(self.size)); - - row.layout(renderer, limits) + } else { + layout::Node::new(Size::ZERO) + } + }, + ) } fn on_event( @@ -207,6 +224,7 @@ where _renderer: &Renderer, _clipboard: &mut dyn Clipboard, shell: &mut Shell<'_, Message>, + _viewport: &Rectangle, ) -> event::Status { match event { Event::Mouse(mouse::Event::ButtonPressed(mouse::Button::Left)) @@ -242,7 +260,7 @@ where fn draw( &self, - _state: &Tree, + tree: &Tree, renderer: &mut Renderer, theme: &Renderer::Theme, style: &renderer::Style, @@ -258,28 +276,21 @@ where const SPACE_RATIO: f32 = 0.05; let mut children = layout.children(); + let toggler_layout = children.next().unwrap(); - if let Some(label) = &self.label { + if self.label.is_some() { let label_layout = children.next().unwrap(); crate::text::draw( renderer, style, label_layout, - label, - self.text_size, - self.text_line_height, - self.font, - Default::default(), - self.text_alignment, - alignment::Vertical::Center, - self.text_shaping, + tree.state.downcast_ref(), + crate::text::Appearance::default(), ); } - let toggler_layout = children.next().unwrap(); let bounds = toggler_layout.bounds(); - let is_mouse_over = cursor.is_over(layout.bounds()); let style = if is_mouse_over { |