diff options
Diffstat (limited to 'src/exec/context.rs')
| -rw-r--r-- | src/exec/context.rs | 51 |
1 files changed, 30 insertions, 21 deletions
diff --git a/src/exec/context.rs b/src/exec/context.rs index 6a1c2416..7fd72fe3 100644 --- a/src/exec/context.rs +++ b/src/exec/context.rs @@ -38,7 +38,7 @@ impl<'a> ExecContext<'a> { env, diags: DiagSet::new(), tree: Tree { runs: vec![] }, - page: Some(PageInfo::new(&state, Softness::Hard)), + page: Some(PageInfo::new(&state, true)), stack: NodeStack::new(&state), par: NodePar::new(&state), state, @@ -77,7 +77,8 @@ impl<'a> ExecContext<'a> { /// Push a layout node into the active paragraph. /// - /// Spacing nodes will be handled according to their [`Softness`]. + /// Spacing nodes will be handled according to their + /// [`softness`](NodeSpacing::softness). pub fn push(&mut self, node: impl Into<Node>) { push(&mut self.par.children, node.into()); } @@ -87,7 +88,7 @@ impl<'a> ExecContext<'a> { let em = self.state.font.font_size(); self.push(NodeSpacing { amount: self.state.par.word_spacing.resolve(em), - softness: Softness::Soft, + softness: 1, }); } @@ -109,15 +110,19 @@ impl<'a> ExecContext<'a> { /// Apply a forced line break. pub fn push_linebreak(&mut self) { - self.finish_par(); + let em = self.state.font.font_size(); + self.push_into_stack(NodeSpacing { + amount: self.state.par.leading.resolve(em), + softness: 2, + }); } /// Apply a forced paragraph break. pub fn push_parbreak(&mut self) { let em = self.state.font.font_size(); self.push_into_stack(NodeSpacing { - amount: self.state.par.par_spacing.resolve(em), - softness: Softness::Soft, + amount: self.state.par.spacing.resolve(em), + softness: 1, }); } @@ -163,11 +168,13 @@ impl<'a> ExecContext<'a> { NodeText { text, - aligns: self.state.aligns, dir: self.state.dirs.cross, - font_size: self.state.font.font_size(), + aligns: self.state.aligns, families: Rc::clone(&self.state.font.families), variant, + font_size: self.state.font.font_size(), + top_edge: self.state.font.top_edge, + bottom_edge: self.state.font.bottom_edge, } } @@ -192,12 +199,12 @@ impl<'a> ExecContext<'a> { } /// Finish the active page. - pub fn finish_page(&mut self, keep: bool, new_softness: Softness, source: Span) { + pub fn finish_page(&mut self, keep: bool, hard: bool, source: Span) { if let Some(info) = &mut self.page { - let info = mem::replace(info, PageInfo::new(&self.state, new_softness)); + let info = mem::replace(info, PageInfo::new(&self.state, hard)); let stack = self.finish_stack(); - if !stack.children.is_empty() || (keep && info.softness == Softness::Hard) { + if !stack.children.is_empty() || (keep && info.hard) { self.tree.runs.push(NodePages { size: info.size, child: NodePad { @@ -215,7 +222,7 @@ impl<'a> ExecContext<'a> { /// Finish execution and return the created layout tree. pub fn finish(mut self) -> Pass<Tree> { assert!(self.page.is_some()); - self.finish_page(true, Softness::Soft, Span::default()); + self.finish_page(true, false, Span::default()); Pass::new(self.tree, self.diags) } } @@ -223,16 +230,18 @@ impl<'a> ExecContext<'a> { /// Push a node into a list, taking care of spacing softness. fn push(nodes: &mut Vec<Node>, node: Node) { if let Node::Spacing(spacing) = node { - if spacing.softness == Softness::Soft && nodes.is_empty() { + if nodes.is_empty() && spacing.softness > 0 { return; } if let Some(&Node::Spacing(other)) = nodes.last() { - if spacing.softness > other.softness { - nodes.pop(); - } else if spacing.softness == Softness::Soft { + if spacing.softness > 0 && spacing.softness >= other.softness { return; } + + if spacing.softness < other.softness { + nodes.pop(); + } } } @@ -242,7 +251,7 @@ fn push(nodes: &mut Vec<Node>, node: Node) { /// Remove trailing soft spacing from a node list. fn trim(nodes: &mut Vec<Node>) { if let Some(&Node::Spacing(spacing)) = nodes.last() { - if spacing.softness == Softness::Soft { + if spacing.softness > 0 { nodes.pop(); } } @@ -252,15 +261,15 @@ fn trim(nodes: &mut Vec<Node>) { struct PageInfo { size: Size, padding: Sides<Linear>, - softness: Softness, + hard: bool, } impl PageInfo { - fn new(state: &State, softness: Softness) -> Self { + fn new(state: &State, hard: bool) -> Self { Self { size: state.page.size, padding: state.page.margins(), - softness, + hard, } } } @@ -281,7 +290,7 @@ impl NodePar { Self { dirs: state.dirs, aligns: state.aligns, - line_spacing: state.par.line_spacing.resolve(em), + line_spacing: state.par.leading.resolve(em), children: vec![], } } |
