Add "increase/decrease auto scroll speed" hotkeys

public/locales/en.json

@@ -881,6 +881,8 @@
       "exit_mode": "Open page on exit",
       "hotkey": {
         "auto_scroll": "Toggle auto scroll",
+        "auto_scroll_speed_decrease": "Decrease auto scroll speed",
+        "auto_scroll_speed_increase": "Increase auto scroll speed",
         "menu": "Toggle menu",
         "next_chapter": "Next chapter",
         "next_page": "Next page",

src/modules/reader/components/ReaderHotkeys.tsx

@@ -15,6 +15,7 @@ import { IReaderSettings, ReaderHotkey } from '@/modules/reader/types/Reader.typ
 import { useReaderOverlayContext } from '@/modules/reader/contexts/ReaderOverlayContext.tsx';
 import { getNextRotationValue } from '@/modules/core/utils/ValueRotationButton.utils.ts';
 import {
+    AUTO_SCROLL_SPEED,
     CONTINUOUS_READING_MODE_TO_SCROLL_DIRECTION,
     READER_PAGE_SCALE_MODE_VALUES,
     ReaderScrollAmount,
@@ -69,8 +70,15 @@ export const ReaderHotkeys = ({
     const { enableScope, disableScope } = useHotkeysContext();
     const { manga } = useReaderStateMangaContext();
     const { isVisible, setIsVisible: setIsOverlayVisible } = useReaderOverlayContext();
-    const { hotkeys, pageScaleMode, shouldStretchPage, shouldOffsetDoubleSpreads, readingMode, readingDirection } =
+    const {
-        ReaderService.useSettings();
+        hotkeys,
+        pageScaleMode,
+        shouldStretchPage,
+        shouldOffsetDoubleSpreads,
+        readingMode,
+        readingDirection,
+        autoScroll,
+    } = ReaderService.useSettings();
     const automaticScrolling = useReaderAutoScrollContext();
 
     const openChapter = ReaderControls.useOpenChapter();
@@ -184,9 +192,26 @@ export const ReaderHotkeys = ({
         [updateSetting, deleteSetting, readingDirection.value, readingDirection.isDefault],
     );
     useHotkeys(hotkeys[ReaderHotkey.TOGGLE_AUTO_SCROLL], automaticScrolling.toggleActive, { preventDefault: true }, [
-        updateSetting,
         automaticScrolling.toggleActive,
     ]);
+    useHotkeys(
+        hotkeys[ReaderHotkey.AUTO_SCROLL_SPEED_INCREASE],
+        () =>
+            updateSetting('autoScroll', {
+                ...autoScroll,
+                value: Math.min(AUTO_SCROLL_SPEED.max, autoScroll.value + AUTO_SCROLL_SPEED.step),
+            }),
+        [updateSetting, autoScroll.value],
+    );
+    useHotkeys(
+        hotkeys[ReaderHotkey.AUTO_SCROLL_SPEED_DECREASE],
+        () =>
+            updateSetting('autoScroll', {
+                ...autoScroll,
+                value: Math.max(AUTO_SCROLL_SPEED.min, autoScroll.value - AUTO_SCROLL_SPEED.step),
+            }),
+        [updateSetting, autoScroll.value],
+    );
 
     useEffect(() => {
         enableScope(HotkeyScope.READER);

src/modules/reader/components/settings/hotkeys/ReaderSettingHotkey.tsx

@@ -34,6 +34,8 @@ const READER_HOTKEY_TO_TITLE: Record<ReaderHotkey, TranslationKey> = {
     [ReaderHotkey.CYCLE_READING_MODE]: 'reader.settings.hotkey.reading_mode',
     [ReaderHotkey.CYCLE_READING_DIRECTION]: 'reader.settings.hotkey.reading_direction',
     [ReaderHotkey.TOGGLE_AUTO_SCROLL]: 'reader.settings.hotkey.auto_scroll',
+    [ReaderHotkey.AUTO_SCROLL_SPEED_INCREASE]: 'reader.settings.hotkey.auto_scroll_speed_increase',
+    [ReaderHotkey.AUTO_SCROLL_SPEED_DECREASE]: 'reader.settings.hotkey.auto_scroll_speed_decrease',
 };
 
 export const ReaderSettingHotkey = ({

src/modules/reader/constants/ReaderSettings.constants.tsx

@@ -124,6 +124,8 @@ export const DEFAULT_READER_SETTINGS: IReaderSettings = {
         [ReaderHotkey.CYCLE_READING_MODE]: ['r'],
         [ReaderHotkey.CYCLE_READING_DIRECTION]: ['t'],
         [ReaderHotkey.TOGGLE_AUTO_SCROLL]: ['space'],
+        [ReaderHotkey.AUTO_SCROLL_SPEED_INCREASE]: ['b'],
+        [ReaderHotkey.AUTO_SCROLL_SPEED_DECREASE]: ['v'],
     },
     imagePreLoadAmount: 5,
     shouldUseAutoWebtoonMode: true,

src/modules/reader/types/Reader.types.ts

@@ -217,6 +217,8 @@ export enum ReaderHotkey {
     CYCLE_READING_MODE,
     CYCLE_READING_DIRECTION,
     TOGGLE_AUTO_SCROLL,
+    AUTO_SCROLL_SPEED_INCREASE,
+    AUTO_SCROLL_SPEED_DECREASE,
 }
 
 export interface ReaderPagerProps