stuff

src/core/position/span.rs

@@ -180,3 +180,17 @@ impl<const LEN: usize, Wa: WidgetArrLike<LEN, Tag>, Tag> SpanBuilder<LEN, Wa, Ta
         self
     }
 }
+
+impl std::ops::Deref for Span {
+    type Target = Vec<WidgetId>;
+
+    fn deref(&self) -> &Self::Target {
+        &self.children
+    }
+}
+
+impl std::ops::DerefMut for Span {
+    fn deref_mut(&mut self) -> &mut Self::Target {
+        &mut self.children
+    }
+}

src/core/text/build.rs

@@ -12,7 +12,7 @@ pub struct TextBuilder<O = TextOutput, H: WidgetOption = ()> {
 impl<O, H: WidgetOption> TextBuilder<O, H> {
     pub fn size(mut self, size: impl UiNum) -> Self {
         self.attrs.font_size = size.to_f32();
-        self.attrs.line_height = self.attrs.font_size * 1.1;
+        self.attrs.line_height = self.attrs.font_size * LINE_HEIGHT_MULT;
         self
     }
     pub fn color(mut self, color: UiColor) -> Self {
@@ -31,6 +31,10 @@ impl<O, H: WidgetOption> TextBuilder<O, H> {
         self.attrs.align = align.into();
         self
     }
+    pub fn center_text(mut self) -> Self {
+        self.attrs.align = Align::CENTER;
+        self
+    }
     pub fn wrap(mut self, wrap: bool) -> Self {
         self.attrs.wrap = wrap;
         self

src/core/trait_fns.rs

@@ -1,6 +1,9 @@
 use super::*;
 use crate::prelude::*;
 
+// these methods should "not require any context" (require unit) because they're in core
+event_ctx!(());
+
 pub trait CoreWidget<W, Tag> {
     fn pad(self, padding: impl Into<Padding>) -> impl WidgetFn<Pad>;
     fn align(self, align: impl Into<Align>) -> impl WidgetFn<Aligned>;
@@ -100,8 +103,6 @@ impl<W: WidgetLike<Tag>, Tag> CoreWidget<W::Widget, Tag> for W {
     }
 
     fn scroll(self) -> impl WidgetIdFn<Scroll> {
-        event_ctx!(());
-
         move |ui| {
             Scroll::new(self.add(ui).any(), Axis::Y)
                 .on(CursorSense::Scroll, |ctx| {