Application Layout Framework (#1732)

* Initial library setup

* Add docblocks

* Some cleanup

* New storybook

* Playing around

* Remove silly test, use for...in

* Memo

* Memo

* Add hooks example

* Tweak colors, bit of cleanup

* Improve macro handling

* Add some more examples

* Rename for better diff

* Cleanup

* Add nested context example

* Add todo

* Less break more perf

* Buttons, you get the idea

* Fix test

* Remove temp colors

* Add a few more common macros

* Docs

* Perf improvements

* Alf go brrrr

* Update breakpoint handling

* I think it'll work

* Better naming, better code

* Fix typo

* Some renaming

* More complete pass at Tailwind naming

* Build out storybook

* Playing around with curves

* Revert "Playing around with curves"

This reverts commit 6b0e0e5c9d842a2d9af31b53affe2f6291c3fa0d.

* Smooth brain

* Remove outdated docs

* Some docs, fix line-height values, export tokens

src/view/com/Typography.tsx

@@ -0,0 +1,104 @@
+import React from 'react'
+import {Text as RNText, TextProps} from 'react-native'
+import {useTheme, atoms, web} from '#/alf'
+
+export function Text({style, ...rest}: TextProps) {
+  const t = useTheme()
+  return <RNText style={[atoms.text_sm, t.atoms.text, style]} {...rest} />
+}
+
+export function H1({style, ...rest}: TextProps) {
+  const t = useTheme()
+  const attr =
+    web({
+      role: 'heading',
+      'aria-level': 1,
+    }) || {}
+  return (
+    <RNText
+      {...attr}
+      {...rest}
+      style={[atoms.text_xl, atoms.font_bold, t.atoms.text, style]}
+    />
+  )
+}
+
+export function H2({style, ...rest}: TextProps) {
+  const t = useTheme()
+  const attr =
+    web({
+      role: 'heading',
+      'aria-level': 2,
+    }) || {}
+  return (
+    <RNText
+      {...attr}
+      {...rest}
+      style={[atoms.text_lg, atoms.font_bold, t.atoms.text, style]}
+    />
+  )
+}
+
+export function H3({style, ...rest}: TextProps) {
+  const t = useTheme()
+  const attr =
+    web({
+      role: 'heading',
+      'aria-level': 3,
+    }) || {}
+  return (
+    <RNText
+      {...attr}
+      {...rest}
+      style={[atoms.text_md, atoms.font_bold, t.atoms.text, style]}
+    />
+  )
+}
+
+export function H4({style, ...rest}: TextProps) {
+  const t = useTheme()
+  const attr =
+    web({
+      role: 'heading',
+      'aria-level': 4,
+    }) || {}
+  return (
+    <RNText
+      {...attr}
+      {...rest}
+      style={[atoms.text_sm, atoms.font_bold, t.atoms.text, style]}
+    />
+  )
+}
+
+export function H5({style, ...rest}: TextProps) {
+  const t = useTheme()
+  const attr =
+    web({
+      role: 'heading',
+      'aria-level': 5,
+    }) || {}
+  return (
+    <RNText
+      {...attr}
+      {...rest}
+      style={[atoms.text_xs, atoms.font_bold, t.atoms.text, style]}
+    />
+  )
+}
+
+export function H6({style, ...rest}: TextProps) {
+  const t = useTheme()
+  const attr =
+    web({
+      role: 'heading',
+      'aria-level': 6,
+    }) || {}
+  return (
+    <RNText
+      {...attr}
+      {...rest}
+      style={[atoms.text_xxs, atoms.font_bold, t.atoms.text, style]}
+    />
+  )
+}