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This commit is contained in:
Nathan Sobo 2023-08-19 23:16:20 -06:00
parent 6663d3f8eb
commit f4d8763d2b
10 changed files with 275 additions and 956 deletions
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36
crates/gpui/playground/src/text.rs
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@ -1,40 +1,35 @@
use crate::{
element::{Element, ElementMetadata, EventHandler, IntoElement},
element::{Element, IntoElement, Layout},
layout_context::LayoutContext,
paint_context::PaintContext,
style::Style,
};
use anyhow::Result;
use gpui::{geometry::Size, text_layout::LineLayout, RenderContext};
use parking_lot::Mutex;
use refineable::Refineable;
use std::sync::Arc;
impl<V: 'static, S: Into<ArcCow<'static, str>>> IntoElement<V> for S {
type Element = Text<V>;
type Element = Text;
fn into_element(self) -> Self::Element {
Text {
text: self.into(),
metadata: Default::default(),
}
Text { text: self.into() }
}
}
pub struct Text<V> {
pub struct Text {
text: ArcCow<'static, str>,
metadata: ElementMetadata<V>,
}
impl<V: 'static> Element<V> for Text<V> {
impl<V: 'static> Element<V> for Text {
type Layout = Arc<Mutex<Option<TextLayout>>>;
fn declared_style(&mut self) -> &mut crate::style::StyleRefinement {
&mut self.metadata.style
}
fn layout(
&mut self,
view: &mut V,
cx: &mut gpui::LayoutContext<V>,
) -> anyhow::Result<(taffy::tree::NodeId, Self::Layout)> {
cx: &mut LayoutContext<V>,
) -> Result<Layout<V, Self::Layout>> {
let rem_size = cx.rem_pixels();
let fonts = cx.platform().fonts();
let text_style = cx.text_style();
@ -72,10 +67,10 @@ impl<V: 'static> Element<V> for Text<V> {
fn paint<'a>(
&mut self,
layout: crate::element::Layout<Arc<Mutex<Option<TextLayout>>>>,
view: &mut V,
cx: &mut crate::element::PaintContext<V>,
) -> anyhow::Result<()> {
layout: &mut Layout<V, Self::Layout>,
cx: &mut PaintContext<V>,
) {
let element_layout_lock = layout.from_element.lock();
let element_layout = element_layout_lock
.as_ref()
@ -94,11 +89,6 @@ impl<V: 'static> Element<V> for Text<V> {
line_height,
cx.legacy_cx,
);
Ok(())
}
fn handlers_mut(&mut self) -> &mut Vec<EventHandler<V>> {
&mut self.metadata.handlers
}
}