Text shaping 🚀

- Shapes text with rustybuzz
- Font fallback with family list
- Tofus are shown in the first font

Co-Authored-By: Martin <mhaug@live.de>

1 files changed, 7 insertions, 32 deletions

diff --git a/src/layout/text.rs b/src/layout/text.rs
index 2239afac..39866907 100644
--- a/src/layout/text.rs
+++ b/src/layout/text.rs
@@ -1,50 +1,25 @@
 use std::fmt::{self, Debug, Formatter};
-use std::rc::Rc;
-
-use fontdock::FontVariant;
 
 use super::*;
-use crate::exec::FamilyMap;
+use crate::exec::FontProps;
 
 /// A consecutive, styled run of text.
 #[derive(Clone, PartialEq)]
 pub struct TextNode {
-    /// The text.
-    pub text: String,
     /// The text direction.
     pub dir: Dir,
     /// How to align this text node in its parent.
     pub aligns: LayoutAligns,
-    /// The list of font families for shaping.
-    pub families: Rc<FamilyMap>,
-    /// The font variant,
-    pub variant: FontVariant,
-    /// The font size.
-    pub font_size: Length,
-    /// The top end of the text bounding box.
-    pub top_edge: VerticalFontMetric,
-    /// The bottom end of the text bounding box.
-    pub bottom_edge: VerticalFontMetric,
-    /// The glyph fill.
-    pub color: Fill,
+    /// The text.
+    pub text: String,
+    /// Properties used for font selection and layout.
+    pub props: FontProps,
 }
 
 impl Layout for TextNode {
     fn layout(&self, ctx: &mut LayoutContext, _: &Areas) -> Fragment {
-        Fragment::Frame(
-            shape(
-                &self.text,
-                self.dir,
-                &self.families,
-                self.variant,
-                self.font_size,
-                self.top_edge,
-                self.bottom_edge,
-                self.color,
-                &mut ctx.env.fonts,
-            ),
-            self.aligns,
-        )
+        let frame = shape(&self.text, &mut ctx.env.fonts, &self.props);
+        Fragment::Frame(frame, self.aligns)
     }
 }