EXAMPLE: react-native-skia

app/(app)/(authorized)/(tabs)/example/skia-components.tsx

@@ -0,0 +1,3 @@
+import { SkiaComponentsScreen } from '@baca/screens'
+
+export default SkiaComponentsScreen

package.json

@@ -106,6 +106,7 @@
     "@react-navigation/native": "^6.1.9",
     "@react-navigation/native-stack": "^6.9.17",
     "@react-navigation/stack": "^6.3.20",
+    "@shopify/react-native-skia": "^1.3.6",
     "@tanstack/react-query": "^4.29.19",
     "axios": "^1.7.2",
     "core-js": "^3.37.1",

src/components/skia/ProgressBar.tsx

@@ -0,0 +1,78 @@
+import {
+  Canvas,
+  LinearGradient,
+  Path,
+  Skia,
+  Text,
+  useFont,
+  useTouchHandler,
+  vec,
+} from '@shopify/react-native-skia'
+import { useEffect } from 'react'
+import { useDerivedValue, useSharedValue, withTiming } from 'react-native-reanimated'
+
+type ProgressBarProps = {
+  initialProgress: number
+  height?: number
+  width?: number
+}
+
+const FONT_SIZE = 24
+
+export const ProgressBar = ({ height = 32, initialProgress, width = 200 }: ProgressBarProps) => {
+  // eslint-disable-next-line @typescript-eslint/no-var-requires
+  const font = useFont(require('@baca/assets/fonts/Inter-Bold.ttf'), FONT_SIZE)
+
+  const path = Skia.Path.Make()
+  path.moveTo(0, height / 2)
+  path.lineTo(width, height / 2)
+
+  const progress = useSharedValue(0)
+
+  useEffect(() => {
+    progress.value = withTiming(initialProgress / 100, { duration: 1000 })
+  }, [initialProgress])
+
+  const onTouch = useTouchHandler({
+    onStart: ({ x }) => setNewProgress(x),
+    onActive: ({ x }) => setNewProgress(x),
+  })
+
+  const setNewProgress = (x: number) => {
+    let newProgress
+    if (x >= width) {
+      newProgress = 1
+    } else if (x <= 0) {
+      newProgress = 0
+    } else {
+      newProgress = x / width
+    }
+    progress.value = newProgress
+  }
+
+  const text = useDerivedValue(() => `${Math.floor(progress.value * 100)}%`)
+
+  const textX = useDerivedValue(() => {
+    const size = font?.measureText(text.value)?.width
+
+    return width / 2 - size! / 2
+  })
+
+  return (
+    <>
+      <Canvas style={{ height: FONT_SIZE + 12, width }}>
+        <Text x={textX} y={FONT_SIZE} text={text} font={font} />
+      </Canvas>
+      <Canvas style={{ height, width }} onTouch={onTouch}>
+        <Path color="black" path={path} style="stroke" strokeWidth={height} start={0} end={1} />
+        <Path color="red" path={path} style="stroke" strokeWidth={height} start={0} end={progress}>
+          <LinearGradient
+            start={vec(width, 0)}
+            end={vec(width, height)}
+            colors={['yellow', 'red']}
+          />
+        </Path>
+      </Canvas>
+    </>
+  )
+}

src/i18n/translations/en.json

@@ -188,6 +188,7 @@
     "go_to_screen_test_form": "Go to test form",
     "go_to_screen_with_BEdata": "Go to screen with data from BE",
     "go_to_settings": "Go to Settings",
+    "go_to_skia_components": "Go to skia components",
     "go_to_typography": "Go to Typography",
     "go_to_user_session": "Go to user session",
     "header": "This is Example screen"

src/i18n/translations/pl.json

@@ -188,6 +188,7 @@
     "go_to_screen_test_form": "Idź do formularza testowego",
     "go_to_screen_with_BEdata": "Idź do widoku z danymi z backend-u",
     "go_to_settings": "Idź do Ustawień",
+    "go_to_skia_components": "Idź do Komponentów Skia",
     "go_to_typography": "Idź do Typografii",
     "go_to_user_session": "Idź do sesji użytkowania",
     "header": "To jest przykładowy widok"

src/screens/ExamplesScreen.tsx

@@ -24,6 +24,8 @@ export const ExamplesScreen = () => {
 
   const goToHomeStackDetails = useCallback(() => push('/home/details'), [push])
 
+  const goToSkiaComponents = useCallback(() => push('/example/skia-components'), [push])
+
   return (
     <ScrollView p={4}>
       <Button mb={2} onPress={goToApplicationInfo}>
@@ -54,6 +56,9 @@ export const ExamplesScreen = () => {
       <Button mb={2} onPress={goToUserSession}>
         {t('examples_screen.go_to_user_session')}
       </Button>
+      <Button mb={2} onPress={goToSkiaComponents}>
+        {t('examples_screen.go_to_skia_components')}
+      </Button>
     </ScrollView>
   )
 }

src/screens/SkiaComponentsScreen.tsx

@@ -0,0 +1,18 @@
+import { ProgressBar } from '@baca/components/skia/ProgressBar'
+import { StyleSheet, View } from 'react-native'
+
+export const SkiaComponentsScreen = (): JSX.Element => {
+  return (
+    <View style={style.container}>
+      <ProgressBar initialProgress={50} />
+    </View>
+  )
+}
+
+const style = StyleSheet.create({
+  container: {
+    alignItems: 'center',
+    flex: 1,
+    justifyContent: 'center',
+  },
+})

src/screens/index.ts

@@ -12,6 +12,7 @@ export * from './NotFoundScreen'
 export * from './ProfileScreen'
 export * from './PushNotificationsHelpersScreen'
 export * from './SettingsScreen'
+export * from './SkiaComponentsScreen'
 export * from './TestFormScreen'
 export * from './TypographyScreen'
 export * from './UserSessionScreen'

yarn.lock

@@ -2645,6 +2645,14 @@
     component-type "^1.2.1"
     join-component "^1.1.0"
 
+"@shopify/react-native-skia@^1.3.6":
+  version "1.3.6"
+  resolved "https://registry.yarnpkg.com/@shopify/react-native-skia/-/react-native-skia-1.3.6.tgz#074c419e87a1bfb65310b3ebfa74a342c2a07e06"
+  integrity sha512-AT+yxt0UiAakcqUzbaLCL4kj/9cDlerhuUw2z/U+K7xeudLcox6mbLse98i9E+fUdIctxNFa50ltCo+9hQOPkg==
+  dependencies:
+    canvaskit-wasm "0.39.1"
+    react-reconciler "0.27.0"
+
 "@sideway/address@^4.1.5":
   version "4.1.5"
   resolved "https://registry.yarnpkg.com/@sideway/address/-/address-4.1.5.tgz#4bc149a0076623ced99ca8208ba780d65a99b9d5"
@@ -3625,6 +3633,11 @@
     "@webassemblyjs/ast" "1.12.1"
     "@xtuc/long" "4.2.2"
 
+"@webgpu/types@0.1.21":
+  version "0.1.21"
+  resolved "https://registry.yarnpkg.com/@webgpu/types/-/types-0.1.21.tgz#b181202daec30d66ccd67264de23814cfd176d3a"
+  integrity sha512-pUrWq3V5PiSGFLeLxoGqReTZmiiXwY3jRkIG5sLLKjyqNxrwm/04b4nw7LSmGWJcKk59XOM/YRTUwOzo4MMlow==
+
 "@welldone-software/why-did-you-render@^7.0.1":
   version "7.0.1"
   resolved "https://registry.yarnpkg.com/@welldone-software/why-did-you-render/-/why-did-you-render-7.0.1.tgz#09f487d84844bd8e66435843c2e0305702e61efb"
@@ -4530,6 +4543,13 @@ caniuse-lite@^1.0.0, caniuse-lite@^1.0.30001587:
   resolved "https://registry.yarnpkg.com/caniuse-lite/-/caniuse-lite-1.0.30001621.tgz#4adcb443c8b9c8303e04498318f987616b8fea2e"
   integrity sha512-+NLXZiviFFKX0fk8Piwv3PfLPGtRqJeq2TiNoUff/qB5KJgwecJTvCXDpmlyP/eCI/GUEmp/h/y5j0yckiiZrA==
 
+canvaskit-wasm@0.39.1:
+  version "0.39.1"
+  resolved "https://registry.yarnpkg.com/canvaskit-wasm/-/canvaskit-wasm-0.39.1.tgz#c3c8f3962cbabbedf246f7bcf90e859013c7eae9"
+  integrity sha512-Gy3lCmhUdKq+8bvDrs9t8+qf7RvcjuQn+we7vTVVyqgOVO1UVfHpsnBxkTZw+R4ApEJ3D5fKySl9TU11hmjl/A==
+  dependencies:
+    "@webgpu/types" "0.1.21"
+
 chalk@5.3.0:
   version "5.3.0"
   resolved "https://registry.yarnpkg.com/chalk/-/chalk-5.3.0.tgz#67c20a7ebef70e7f3970a01f90fa210cb6860385"
@@ -11125,6 +11145,14 @@ react-native@0.74.1:
     ws "^6.2.2"
     yargs "^17.6.2"
 
+react-reconciler@0.27.0:
+  version "0.27.0"
+  resolved "https://registry.yarnpkg.com/react-reconciler/-/react-reconciler-0.27.0.tgz#360124fdf2d76447c7491ee5f0e04503ed9acf5b"
+  integrity sha512-HmMDKciQjYmBRGuuhIaKA1ba/7a+UsM5FzOZsMO2JYHt9Jh8reCb7j1eDC95NOyUlKM9KRyvdx0flBuDvYSBoA==
+  dependencies:
+    loose-envify "^1.1.0"
+    scheduler "^0.21.0"
+
 react-refresh@^0.14.0, react-refresh@^0.14.2:
   version "0.14.2"
   resolved "https://registry.yarnpkg.com/react-refresh/-/react-refresh-0.14.2.tgz#3833da01ce32da470f1f936b9d477da5c7028bf9"
@@ -11584,6 +11612,13 @@ scheduler@0.24.0-canary-efb381bbf-20230505:
   dependencies:
     loose-envify "^1.1.0"
 
+scheduler@^0.21.0:
+  version "0.21.0"
+  resolved "https://registry.yarnpkg.com/scheduler/-/scheduler-0.21.0.tgz#6fd2532ff5a6d877b6edb12f00d8ab7e8f308820"
+  integrity sha512-1r87x5fz9MXqswA2ERLo0EbOAU74DpIUO090gIasYTqlVoJeMcl+Z1Rg7WHz+qtPujhS/hGIt9kxZOYBV3faRQ==
+  dependencies:
+    loose-envify "^1.1.0"
+
 scheduler@^0.23.0, scheduler@^0.23.2:
   version "0.23.2"
   resolved "https://registry.yarnpkg.com/scheduler/-/scheduler-0.23.2.tgz#414ba64a3b282892e944cf2108ecc078d115cdc3"