Added «Double click translation» with external translator.

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

@@ -330,6 +330,7 @@ private fun ReaderScreen(
                 ) { line ->
                     ReaderTextParagraph(
                         line = line.second,
+                        context = context,
                         fontFamily = fontFamily,
                         fontColor = fontColor,
                         lineHeight = lineHeight,
@@ -337,6 +338,9 @@ private fun ReaderScreen(
                         fontSize = mainState.value.fontSize!!.sp,
                         sidePadding = sidePadding,
                         paragraphIndentation = mainState.value.paragraphIndentation!!,
+                        doubleClickTranslationEnabled = mainState.value.doubleClickTranslation!!,
+                        toolbarHidden = toolbarHidden,
+                        onEvent = onEvent
                     )
                 }
 

app/src/main/java/ua/acclorite/book_story/presentation/screens/reader/components/ReaderTextParagraph.kt

@@ -1,5 +1,10 @@
 package ua.acclorite.book_story.presentation.screens.reader.components
 
+import android.content.Context
+import android.widget.Toast
+import androidx.activity.ComponentActivity
+import androidx.compose.foundation.ExperimentalFoundationApi
+import androidx.compose.foundation.combinedClickable
 import androidx.compose.foundation.layout.Arrangement
 import androidx.compose.foundation.layout.Column
 import androidx.compose.foundation.layout.fillMaxWidth
@@ -15,13 +20,16 @@ import androidx.compose.ui.text.font.FontStyle
 import androidx.compose.ui.text.style.LineBreak
 import androidx.compose.ui.unit.Dp
 import androidx.compose.ui.unit.TextUnit
+import ua.acclorite.book_story.R
 import ua.acclorite.book_story.domain.model.FontWithName
 import ua.acclorite.book_story.domain.model.ReaderLine
+import ua.acclorite.book_story.presentation.screens.reader.data.ReaderEvent
 
 /**
  * Reader Text Paragraph item.
  *
  * @param line Current line.
+ * @param context Context.
  * @param fontFamily Line's font family.
  * @param fontColor Line's font color.
  * @param lineHeight Line's line height.
@@ -29,17 +37,25 @@ import ua.acclorite.book_story.domain.model.ReaderLine
  * @param fontSize Line's font size.
  * @param sidePadding Line's side padding.
  * @param paragraphIndentation Whether Paragraph Indentation is enabled for this line.
+ * @param doubleClickTranslationEnabled Whether Double Click Translation is enabled.
+ * @param toolbarHidden Whether selection toolBar is hidden.
+ * @param onEvent [ReaderEvent] callback.
  */
+@OptIn(ExperimentalFoundationApi::class)
 @Composable
 fun LazyItemScope.ReaderTextParagraph(
     line: ReaderLine,
+    context: Context,
     fontFamily: FontWithName,
     fontColor: Color,
     lineHeight: TextUnit,
     fontStyle: FontStyle,
     fontSize: TextUnit,
     sidePadding: Dp,
-    paragraphIndentation: Boolean
+    paragraphIndentation: Boolean,
+    doubleClickTranslationEnabled: Boolean,
+    toolbarHidden: Boolean,
+    onEvent: (ReaderEvent) -> Unit
 ) {
     Column(
         modifier = Modifier
@@ -58,6 +74,39 @@ fun LazyItemScope.ReaderTextParagraph(
 
                 append(line.line)
             },
+            modifier = Modifier.then(
+                if (
+                    doubleClickTranslationEnabled &&
+                    toolbarHidden
+                ) {
+                    Modifier.combinedClickable(
+                        interactionSource = null,
+                        indication = null,
+                        onDoubleClick = {
+                            onEvent(
+                                ReaderEvent.OnOpenTranslator(
+                                    textToTranslate = line.line,
+                                    context = context as ComponentActivity,
+                                    noAppsFound = {
+                                        Toast.makeText(
+                                            context,
+                                            context.getString(R.string.error_no_translator),
+                                            Toast.LENGTH_SHORT
+                                        ).show()
+                                    }
+                                )
+                            )
+                        },
+                        onClick = {
+                            onEvent(
+                                ReaderEvent.OnShowHideMenu(context = context as ComponentActivity)
+                            )
+                        }
+                    )
+                } else {
+                    Modifier
+                }
+            ),
             style = TextStyle(
                 fontFamily = fontFamily.font,
                 fontStyle = fontStyle,

app/src/main/java/ua/acclorite/book_story/presentation/screens/reader/components/settings_bottom_sheet/ReaderSettingsBottomSheet.kt

@@ -249,6 +249,34 @@ fun ReaderSettingsBottomSheet(
                             )
                         }
                     }
+
+                    item {
+                        Spacer(modifier = Modifier.height(22.dp))
+                    }
+                    item {
+                        CategoryTitle(
+                            title = stringResource(id = R.string.translator_reader_settings),
+                            color = MaterialTheme.colorScheme.onSurface
+                        )
+                    }
+                    item {
+                        Spacer(modifier = Modifier.height(8.dp))
+                    }
+
+                    item {
+                        SwitchWithTitle(
+                            selected = mainState.value.doubleClickTranslation!!,
+                            title = stringResource(id = R.string.translator_double_click_to_translate_option),
+                            description = stringResource(id = R.string.translator_double_click_to_translate_option_desc),
+                            onClick = {
+                                onMainEvent(
+                                    MainEvent.OnChangeDoubleClickTranslation(
+                                        !mainState.value.doubleClickTranslation!!
+                                    )
+                                )
+                            }
+                        )
+                    }
                 }
 
                 if (page == 1) {

app/src/main/java/ua/acclorite/book_story/presentation/screens/settings/nested/reader/ReaderSettings.kt

@@ -238,6 +238,34 @@ private fun ReaderSettings(
                 }
             }
 
+            item {
+                Spacer(modifier = Modifier.height(22.dp))
+            }
+            item {
+                CategoryTitle(
+                    title = stringResource(id = R.string.translator_reader_settings),
+                    color = MaterialTheme.colorScheme.primary
+                )
+            }
+            item {
+                Spacer(modifier = Modifier.height(8.dp))
+            }
+
+            item {
+                SwitchWithTitle(
+                    selected = state.value.doubleClickTranslation!!,
+                    title = stringResource(id = R.string.translator_double_click_to_translate_option),
+                    description = stringResource(id = R.string.translator_double_click_to_translate_option_desc),
+                    onClick = {
+                        onMainEvent(
+                            MainEvent.OnChangeDoubleClickTranslation(
+                                !state.value.doubleClickTranslation!!
+                            )
+                        )
+                    }
+                )
+            }
+
             item { Spacer(modifier = Modifier.height(48.dp)) }
         }
     }

app/src/main/res/values-uk/strings.xml

@@ -184,7 +184,7 @@
     <string name="appearance_settings">Зовнішній вигляд</string>
     <string name="appearance_settings_desc">Тема, кольори</string>
     <string name="reader_settings">Читач</string>
-    <string name="reader_settings_desc">Перекладач, шрифт, текст</string>
+    <string name="reader_settings_desc">Шрифт, текст, перекладач</string>
 
     <!-- Settings subcategories -->
     <string name="font_reader_settings">Шрифт</string>

app/src/main/res/values/strings.xml

@@ -202,7 +202,7 @@
     <string name="appearance_settings">Appearance</string>
     <string name="appearance_settings_desc">Theme, colors</string>
     <string name="reader_settings">Reader</string>
-    <string name="reader_settings_desc">Translator, font, text</string>
+    <string name="reader_settings_desc">Font, text, translator</string>
 
     <!-- Settings subcategories -->
     <string name="font_reader_settings">Font</string>