From 6672f8f7dfcb38bbda3ec92bdf95341c05e9a782 Mon Sep 17 00:00:00 2001
From: Laurenz <laurmaedje@gmail.com>
Date: Sun, 4 Oct 2020 18:18:55 +0200
Subject: =?UTF-8?q?Remove=20Typesetter=20in=20favor=20of=20typeset=20funct?=
 =?UTF-8?q?ion=20=F0=9F=8E=AF?=
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---
 src/layout/mod.rs | 43 ++++++++++++++++++++++++++++++++++++-------
 1 file changed, 36 insertions(+), 7 deletions(-)

(limited to 'src/layout/mod.rs')

diff --git a/src/layout/mod.rs b/src/layout/mod.rs
index c9abb165..8156f596 100644
--- a/src/layout/mod.rs
+++ b/src/layout/mod.rs
@@ -1,13 +1,17 @@
 //! Layouting of syntax trees into box layouts.
 
-pub mod elements;
-pub mod line;
 pub mod primitive;
-pub mod stack;
+
+mod elements;
+mod line;
+mod stack;
 mod tree;
 
+pub use elements::*;
+pub use line::*;
 pub use primitive::*;
-pub use tree::layout_tree as layout;
+pub use stack::*;
+pub use tree::*;
 
 use crate::geom::{Insets, Point, Rect, RectExt, Sides, Size, SizeExt};
 
@@ -15,8 +19,33 @@ use crate::eval::Scope;
 use crate::font::SharedFontLoader;
 use crate::style::{LayoutStyle, PageStyle, TextStyle};
 use crate::syntax::SynTree;
-
-use elements::LayoutElements;
+use crate::Pass;
+
+/// Layout a syntax tree and return the produced layout.
+pub async fn layout(
+    tree: &SynTree,
+    style: &LayoutStyle,
+    scope: &Scope,
+    loader: SharedFontLoader,
+) -> Pass<MultiLayout> {
+    let space = LayoutSpace {
+        size: style.page.size,
+        insets: style.page.insets(),
+        expansion: LayoutExpansion::new(true, true),
+    };
+    tree::layout_tree(&tree, LayoutContext {
+        loader,
+        scope,
+        style,
+        base: space.usable(),
+        spaces: vec![space],
+        repeat: true,
+        sys: LayoutSystem::new(Dir::LTR, Dir::TTB),
+        align: LayoutAlign::new(GenAlign::Start, GenAlign::Start),
+        root: true,
+    })
+    .await
+}
 
 /// A collection of layouts.
 pub type MultiLayout = Vec<BoxLayout>;
@@ -36,7 +65,7 @@ pub struct BoxLayout {
 #[derive(Debug, Clone)]
 pub struct LayoutContext<'a> {
     /// The font loader to query fonts from when typesetting text.
-    pub loader: &'a SharedFontLoader,
+    pub loader: SharedFontLoader,
     /// The function scope.
     pub scope: &'a Scope,
     /// The style for pages and text.
-- 
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