🚀 Variable fonts

* Replaced all fonts with variable versions
* Allows more weight/italic options (and more)
* Increased overall app size on release build by ~8mb (sadly, not much I can do here..)

app/src/main/java/ua/acclorite/book_story/presentation/core/components/settings/SegmentedButtonWithTitle.kt

@@ -34,7 +34,6 @@ import androidx.compose.ui.Modifier
 import androidx.compose.ui.draw.clip
 import androidx.compose.ui.graphics.Color
 import androidx.compose.ui.res.stringResource
-import androidx.compose.ui.text.font.FontWeight
 import androidx.compose.ui.unit.Dp
 import androidx.compose.ui.unit.dp
 import ua.acclorite.book_story.R
@@ -177,7 +176,6 @@ private fun SegmentedButton(
         Text(
             text = button.title,
             style = button.textStyle,
-            fontWeight = FontWeight.Medium,
             color = if (button.selected) colors.activeContentColor
             else colors.inactiveContentColor
         )

app/src/main/java/ua/acclorite/book_story/presentation/core/constants/FontConstants.kt

@@ -1,14 +1,18 @@
 package ua.acclorite.book_story.presentation.core.constants
 
+import androidx.annotation.FontRes
+import androidx.compose.ui.text.ExperimentalTextApi
 import androidx.compose.ui.text.font.Font
 import androidx.compose.ui.text.font.FontFamily
 import androidx.compose.ui.text.font.FontStyle
+import androidx.compose.ui.text.font.FontVariation
 import androidx.compose.ui.text.font.FontWeight
 import ua.acclorite.book_story.R
 import ua.acclorite.book_story.domain.reader.FontWithName
 import ua.acclorite.book_story.domain.ui.UIText
 
-fun Constants.provideFonts(withRandom: Boolean): List<FontWithName> {
+@OptIn(ExperimentalTextApi::class)
+fun Constants.provideFonts(): List<FontWithName> {
     return mutableListOf(
         FontWithName(
             "default",
@@ -18,175 +22,163 @@ fun Constants.provideFonts(withRandom: Boolean): List<FontWithName> {
         FontWithName(
             "raleway",
             UIText.StringValue("Raleway"),
-            FontFamily(
-                Font(R.font.raleway_regular),
-                Font(R.font.raleway_regular_italic, style = FontStyle.Italic),
-                Font(R.font.raleway_medium, weight = FontWeight.Medium),
-                Font(R.font.raleway_semibold, weight = FontWeight.SemiBold),
-                Font(R.font.raleway_bold, weight = FontWeight.Bold),
+            provideVariableFontFamily(
+                normalResId = R.font.raleway_variable,
+                italicResId = R.font.raleway_variable_italic
             )
         ),
         FontWithName(
             "open_sans",
             UIText.StringValue("Open Sans"),
-            FontFamily(
-                Font(R.font.opensans_regular),
-                Font(R.font.opensans_regular_italic, style = FontStyle.Italic),
-                Font(R.font.opensans_medium, weight = FontWeight.Medium),
-                Font(R.font.opensans_semibold, weight = FontWeight.SemiBold),
-                Font(R.font.opensans_bold, weight = FontWeight.Bold),
+            provideVariableFontFamily(
+                normalResId = R.font.opensans_variable,
+                italicResId = R.font.opensans_variable_italic
             )
         ),
         FontWithName(
             "mulish",
             UIText.StringValue("Mulish"),
-            FontFamily(
-                Font(R.font.mulish_regular),
-                Font(R.font.mulish_regular_italic, style = FontStyle.Italic),
-                Font(R.font.mulish_medium, weight = FontWeight.Medium),
-                Font(R.font.mulish_semibold, weight = FontWeight.SemiBold),
-                Font(R.font.mulish_bold, weight = FontWeight.Bold),
+            provideVariableFontFamily(
+                normalResId = R.font.mulish_variable,
+                italicResId = R.font.mulish_variable_italic
             )
         ),
         FontWithName(
             "arimo",
             UIText.StringValue("Arimo"),
-            FontFamily(
-                Font(R.font.arimo_regular),
-                Font(R.font.arimo_regular_italic, style = FontStyle.Italic),
-                Font(R.font.arimo_medium, weight = FontWeight.Medium),
-                Font(R.font.arimo_semibold, weight = FontWeight.SemiBold),
-                Font(R.font.arimo_bold, weight = FontWeight.Bold),
+            provideVariableFontFamily(
+                normalResId = R.font.arimo_variable,
+                italicResId = R.font.arimo_variable_italic
             )
         ),
         FontWithName(
             "garamond",
             UIText.StringValue("Garamond"),
-            FontFamily(
-                Font(R.font.garamond_regular),
-                Font(R.font.garamond_regular_italic, style = FontStyle.Italic),
-                Font(R.font.garamond_medium, weight = FontWeight.Medium),
-                Font(R.font.garamond_semibold, weight = FontWeight.SemiBold),
-                Font(R.font.garamond_bold, weight = FontWeight.Bold),
+            provideVariableFontFamily(
+                normalResId = R.font.garamond_variable,
+                italicResId = R.font.garamond_variable_italic
             )
         ),
         FontWithName(
             "roboto_serif",
             UIText.StringValue("Roboto Serif"),
-            FontFamily(
-                Font(R.font.robotoserif_regular),
-                Font(R.font.robotoserif_regular_italic, style = FontStyle.Italic),
-                Font(R.font.robotoserif_medium, weight = FontWeight.Medium),
-                Font(R.font.robotoserif_semibold, weight = FontWeight.SemiBold),
-                Font(R.font.robotoserif_bold, weight = FontWeight.Bold),
+            provideVariableFontFamily(
+                normalResId = R.font.robotoserif_variable,
+                italicResId = R.font.robotoserif_variable_italic
             )
         ),
         FontWithName(
             "noto_serif",
             UIText.StringValue("Noto Serif"),
-            FontFamily(
-                Font(R.font.notoserif_regular),
-                Font(R.font.notoserif_regular_italic, style = FontStyle.Italic),
-                Font(R.font.notoserif_medium, weight = FontWeight.Medium),
-                Font(R.font.notoserif_semibold, weight = FontWeight.SemiBold),
-                Font(R.font.notoserif_bold, weight = FontWeight.Bold),
+            provideVariableFontFamily(
+                normalResId = R.font.notoserif_variable,
+                italicResId = R.font.notoserif_variable_italic
             )
         ),
         FontWithName(
             "noto_sans",
             UIText.StringValue("Noto Sans"),
-            FontFamily(
-                Font(R.font.notosans_regular),
-                Font(R.font.notosans_regular_italic, style = FontStyle.Italic),
-                Font(R.font.notosans_medium, weight = FontWeight.Medium),
-                Font(R.font.notosans_semibold, weight = FontWeight.SemiBold),
-                Font(R.font.notosans_bold, weight = FontWeight.Bold),
+            provideVariableFontFamily(
+                normalResId = R.font.notosans_variable,
+                italicResId = R.font.notosans_variable_italic
             )
         ),
         FontWithName(
             "roboto",
             UIText.StringValue("Roboto"),
-            FontFamily(
-                Font(R.font.roboto_regular),
-                Font(R.font.roboto_regular_italic, style = FontStyle.Italic),
-                Font(R.font.roboto_medium, weight = FontWeight.Medium),
-                Font(R.font.roboto_bold, weight = FontWeight.Bold),
+            provideVariableFontFamily(
+                normalResId = R.font.roboto_variable_with_italic,
+                italicResId = R.font.roboto_variable_with_italic
             )
         ),
         FontWithName(
             "jost",
             UIText.StringValue("Jost"),
-            FontFamily(
-                Font(R.font.jost_regular),
-                Font(R.font.jost_regular_italic, style = FontStyle.Italic),
-                Font(R.font.jost_medium, weight = FontWeight.Medium),
-                Font(R.font.jost_semibold, weight = FontWeight.SemiBold),
-                Font(R.font.jost_bold, weight = FontWeight.Bold),
+            provideVariableFontFamily(
+                normalResId = R.font.jost_variable,
+                italicResId = R.font.jost_variable_italic
             )
         ),
         FontWithName(
             "merriweather",
             UIText.StringValue("Merriweather"),
-            FontFamily(
-                Font(R.font.merriweather_regular),
-                Font(R.font.merriweather_regular_italic, style = FontStyle.Italic),
-                Font(R.font.merriweather_medium, weight = FontWeight.Medium),
-                Font(R.font.merriweather_bold, weight = FontWeight.Bold),
+            provideVariableFontFamily(
+                normalResId = R.font.merriweather_variable,
+                italicResId = R.font.merriweather_variable_italic
             )
         ),
         FontWithName(
             "montserrat",
             UIText.StringValue("Montserrat"),
-            FontFamily(
-                Font(R.font.montserrat_regular),
-                Font(R.font.montserrat_regular_italic, style = FontStyle.Italic),
-                Font(R.font.montserrat_medium, weight = FontWeight.Medium),
-                Font(R.font.montserrat_semibold, weight = FontWeight.SemiBold),
-                Font(R.font.montserrat_bold, weight = FontWeight.Bold),
+            provideVariableFontFamily(
+                normalResId = R.font.montserrat_variable,
+                italicResId = R.font.montserrat_variable_italic
             )
         ),
         FontWithName(
             "nunito",
             UIText.StringValue("Nunito"),
-            FontFamily(
-                Font(R.font.nunito_regular),
-                Font(R.font.nunito_regular_italic, style = FontStyle.Italic),
-                Font(R.font.nunito_medium, weight = FontWeight.Medium),
-                Font(R.font.nunito_semibold, weight = FontWeight.SemiBold),
-                Font(R.font.nunito_bold, weight = FontWeight.Bold),
+            provideVariableFontFamily(
+                normalResId = R.font.nunito_variable,
+                italicResId = R.font.nunito_variable_italic
             )
         ),
         FontWithName(
             "roboto_slab",
             UIText.StringValue("Roboto Slab"),
-            FontFamily(
-                Font(R.font.robotoslab_regular),
-                Font(R.font.robotoslab_medium, weight = FontWeight.Medium),
-                Font(R.font.robotoslab_semibold, weight = FontWeight.SemiBold),
-                Font(R.font.robotoslab_bold, weight = FontWeight.Bold),
+            provideVariableFontFamily(
+                normalResId = R.font.robotoslab_variable_with_italic,
+                italicResId = R.font.robotoslab_variable_with_italic
             )
         ),
         FontWithName(
             "lora",
             UIText.StringValue("Lora"),
-            FontFamily(
-                Font(R.font.lora_regular),
-                Font(R.font.lora_regular_italic, style = FontStyle.Italic),
-                Font(R.font.lora_medium, weight = FontWeight.Medium),
-                Font(R.font.lora_semibold, weight = FontWeight.SemiBold),
-                Font(R.font.lora_bold, weight = FontWeight.Bold),
+            provideVariableFontFamily(
+                normalResId = R.font.lora_variable,
+                italicResId = R.font.lora_variable_italic
             )
         )
-    ).apply {
-        if (withRandom) {
-            add(
-                1,
-                FontWithName(
-                    "random",
-                    UIText.StringResource(R.string.random_string),
-                    provideFonts(withRandom = false).random().font
-                )
     )
 }
+
+@OptIn(ExperimentalTextApi::class)
+private fun provideVariableFontFamily(
+    @FontRes normalResId: Int,
+    @FontRes italicResId: Int
+): FontFamily {
+    fun provideVariableFont(weight: FontWeight): Array<Font> {
+        return arrayOf(
+            Font(
+                resId = normalResId,
+                weight = weight,
+                style = FontStyle.Normal,
+                variationSettings = FontVariation.Settings(
+                    weight = weight,
+                    style = FontStyle.Normal
+                )
+            ),
+            Font(
+                resId = italicResId,
+                weight = weight,
+                style = FontStyle.Italic,
+                variationSettings = FontVariation.Settings(
+                    weight = weight,
+                    style = FontStyle.Italic
+                )
+            )
+        )
     }
+
+    return FontFamily(
+        *provideVariableFont(weight = FontWeight.W100),
+        *provideVariableFont(weight = FontWeight.W200),
+        *provideVariableFont(weight = FontWeight.W300),
+        *provideVariableFont(weight = FontWeight.W400),
+        *provideVariableFont(weight = FontWeight.W500),
+        *provideVariableFont(weight = FontWeight.W600),
+        *provideVariableFont(weight = FontWeight.W700),
+        *provideVariableFont(weight = FontWeight.W800),
+        *provideVariableFont(weight = FontWeight.W900)
+    )
 }

app/src/main/java/ua/acclorite/book_story/presentation/settings/reader/font/components/FontFamilyOption.kt

@@ -4,7 +4,6 @@ import androidx.compose.material3.MaterialTheme
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.remember
 import androidx.compose.ui.res.stringResource
-import androidx.compose.ui.text.font.FontFamily
 import androidx.hilt.navigation.compose.hiltViewModel
 import androidx.lifecycle.compose.collectAsStateWithLifecycle
 import ua.acclorite.book_story.R
@@ -21,29 +20,32 @@ fun FontFamilyOption() {
     val state = mainModel.state.collectAsStateWithLifecycle()
 
     val fontFamily = remember(state.value.fontFamily) {
-        Constants.provideFonts(withRandom = true).find {
+        Constants.provideFonts().run {
+            find {
                 it.id == state.value.fontFamily
-        } ?: Constants.provideFonts(withRandom = false)[0]
+            } ?: get(0)
+        }
     }
 
     ChipsWithTitle(
         title = stringResource(id = R.string.font_family_option),
-        chips = Constants.provideFonts(withRandom = true)
+        chips = Constants.provideFonts()
             .map {
                 ButtonItem(
                     id = it.id,
                     title = it.fontName.asString(),
                     textStyle = MaterialTheme.typography.labelLarge.copy(
-                        fontFamily = when (it.id) {
-                            "random" -> FontFamily.Default
-                            else -> it.font
-                        }
+                        fontFamily = it.font
                     ),
                     selected = it.id == fontFamily.id
                 )
             },
         onClick = {
-            mainModel.onEvent(MainEvent.OnChangeFontFamily(it.id))
+            mainModel.onEvent(
+                MainEvent.OnChangeFontFamily(
+                    it.id
+                )
+            )
         }
     )
 }

app/src/main/java/ua/acclorite/book_story/presentation/settings/reader/font/components/FontStyleOption.kt

@@ -21,9 +21,11 @@ fun FontStyleOption() {
     val state = mainModel.state.collectAsStateWithLifecycle()
 
     val fontFamily = remember(state.value.fontFamily) {
-        Constants.provideFonts(withRandom = false).find {
+        Constants.provideFonts().run {
+            find {
                 it.id == state.value.fontFamily
-        } ?: Constants.provideFonts(withRandom = false)[0]
+            } ?: get(0)
+        }
     }
 
     SegmentedButtonWithTitle(

app/src/main/java/ua/acclorite/book_story/ui/main/MainModel.kt

@@ -101,9 +101,11 @@ class MainModel @Inject constructor(
                 value = event.value,
                 updateState = {
                     it.copy(
-                        fontFamily = Constants.provideFonts(withRandom = true)
-                            .find { font -> font.id == event.value }?.id
-                            ?: Constants.provideFonts(withRandom = false)[0].id
+                        fontFamily = Constants.provideFonts().run {
+                            find { font ->
+                                font.id == event.value
+                            }?.id ?: get(0).id
+                        }
                     )
                 }
             )

app/src/main/java/ua/acclorite/book_story/ui/main/MainState.kt

@@ -63,6 +63,7 @@ data class MainState(
 
     // Reader Settings
     val fontFamily: String = provideDefaultValue { Constants.provideFonts(withRandom = false)[0].id },
+    val fontFamily: String = provideDefaultValue { Constants.provideFonts()[0].id },
     val isItalic: Boolean = provideDefaultValue { false },
     val fontSize: Int = provideDefaultValue { 16 },
     val lineHeight: Int = provideDefaultValue { 4 },

app/src/main/java/ua/acclorite/book_story/ui/reader/ReaderScreen.kt

@@ -110,9 +110,11 @@ data class ReaderScreen(val bookId: Int) : Screen, Parcelable {
         }
 
         val fontFamily = remember(mainState.value.fontFamily) {
-            Constants.provideFonts(withRandom = true).find {
+            Constants.provideFonts().run {
+                find {
                     it.id == mainState.value.fontFamily
-            } ?: Constants.provideFonts(withRandom = false)[0]
+                } ?: get(0)
+            }
         }
         val backgroundColor = animateColorAsState(
             targetValue = settingsState.value.selectedColorPreset.backgroundColor