diff options
Diffstat (limited to 'widget/src/text/rich.rs')
-rw-r--r-- | widget/src/text/rich.rs | 49 |
1 files changed, 26 insertions, 23 deletions
diff --git a/widget/src/text/rich.rs b/widget/src/text/rich.rs index c6aa1e14..921c55a5 100644 --- a/widget/src/text/rich.rs +++ b/widget/src/text/rich.rs @@ -5,7 +5,7 @@ use crate::core::mouse; use crate::core::renderer; use crate::core::text::{Paragraph, Span}; use crate::core::widget::text::{ - self, Catalog, LineHeight, Shaping, Style, StyleFn, + self, Catalog, LineHeight, Shaping, Style, StyleFn, Wrapping, }; use crate::core::widget::tree::{self, Tree}; use crate::core::{ @@ -13,8 +13,6 @@ use crate::core::{ Rectangle, Shell, Size, Vector, Widget, }; -use std::borrow::Cow; - /// A bunch of [`Rich`] text. #[allow(missing_debug_implementations)] pub struct Rich<'a, Link, Theme = crate::Theme, Renderer = crate::Renderer> @@ -23,7 +21,7 @@ where Theme: Catalog, Renderer: core::text::Renderer, { - spans: Cow<'a, [Span<'a, Link, Renderer::Font>]>, + spans: Box<dyn AsRef<[Span<'a, Link, Renderer::Font>]> + 'a>, size: Option<Pixels>, line_height: LineHeight, width: Length, @@ -31,6 +29,7 @@ where font: Option<Renderer::Font>, align_x: alignment::Horizontal, align_y: alignment::Vertical, + wrapping: Wrapping, class: Theme::Class<'a>, } @@ -39,11 +38,12 @@ where Link: Clone + 'static, Theme: Catalog, Renderer: core::text::Renderer, + Renderer::Font: 'a, { /// Creates a new empty [`Rich`] text. pub fn new() -> Self { Self { - spans: Cow::default(), + spans: Box::new([]), size: None, line_height: LineHeight::default(), width: Length::Shrink, @@ -51,16 +51,17 @@ where font: None, align_x: alignment::Horizontal::Left, align_y: alignment::Vertical::Top, + wrapping: Wrapping::default(), class: Theme::default(), } } /// Creates a new [`Rich`] text with the given text spans. pub fn with_spans( - spans: impl Into<Cow<'a, [Span<'a, Link, Renderer::Font>]>>, + spans: impl AsRef<[Span<'a, Link, Renderer::Font>]> + 'a, ) -> Self { Self { - spans: spans.into(), + spans: Box::new(spans), ..Self::new() } } @@ -119,6 +120,12 @@ where self } + /// Sets the [`Wrapping`] strategy of the [`Rich`] text. + pub fn wrapping(mut self, wrapping: Wrapping) -> Self { + self.wrapping = wrapping; + self + } + /// Sets the default style of the [`Rich`] text. #[must_use] pub fn style(mut self, style: impl Fn(&Theme) -> Style + 'a) -> Self @@ -154,15 +161,6 @@ where self.class = class.into(); self } - - /// Adds a new text [`Span`] to the [`Rich`] text. - pub fn push( - mut self, - span: impl Into<Span<'a, Link, Renderer::Font>>, - ) -> Self { - self.spans.to_mut().push(span.into()); - self - } } impl<'a, Link, Theme, Renderer> Default for Rich<'a, Link, Theme, Renderer> @@ -170,6 +168,7 @@ where Link: Clone + 'a, Theme: Catalog, Renderer: core::text::Renderer, + Renderer::Font: 'a, { fn default() -> Self { Self::new() @@ -221,12 +220,13 @@ where limits, self.width, self.height, - self.spans.as_ref(), + self.spans.as_ref().as_ref(), self.line_height, self.size, self.font, self.align_x, self.align_y, + self.wrapping, ) } @@ -250,7 +250,7 @@ where .position_in(layout.bounds()) .and_then(|position| state.paragraph.hit_span(position)); - for (index, span) in self.spans.iter().enumerate() { + for (index, span) in self.spans.as_ref().as_ref().iter().enumerate() { let is_hovered_link = span.link.is_some() && Some(index) == hovered_span; @@ -394,6 +394,8 @@ where Some(span) if span == span_pressed => { if let Some(link) = self .spans + .as_ref() + .as_ref() .get(span) .and_then(|span| span.link.clone()) { @@ -427,7 +429,7 @@ where if let Some(span) = state .paragraph .hit_span(position) - .and_then(|span| self.spans.get(span)) + .and_then(|span| self.spans.as_ref().as_ref().get(span)) { if span.link.is_some() { return mouse::Interaction::Pointer; @@ -451,6 +453,7 @@ fn layout<Link, Renderer>( font: Option<Renderer::Font>, horizontal_alignment: alignment::Horizontal, vertical_alignment: alignment::Vertical, + wrapping: Wrapping, ) -> layout::Node where Link: Clone, @@ -471,6 +474,7 @@ where horizontal_alignment, vertical_alignment, shaping: Shaping::Advanced, + wrapping, }; if state.spans != spans { @@ -487,6 +491,7 @@ where horizontal_alignment, vertical_alignment, shaping: Shaping::Advanced, + wrapping, }) { core::text::Difference::None => {} core::text::Difference::Bounds => { @@ -509,14 +514,12 @@ where Link: Clone + 'a, Theme: Catalog, Renderer: core::text::Renderer, + Renderer::Font: 'a, { fn from_iter<T: IntoIterator<Item = Span<'a, Link, Renderer::Font>>>( spans: T, ) -> Self { - Self { - spans: spans.into_iter().collect(), - ..Self::new() - } + Self::with_spans(spans.into_iter().collect::<Vec<_>>()) } } |