Files
suwayomi-material-you-webui/src/modules/reader/components/viewer/ReaderPage.tsx
2024-12-17 00:46:17 +01:00

131 lines
5.0 KiB
TypeScript

/*
* Copyright (C) Contributors to the Suwayomi project
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at https://mozilla.org/MPL/2.0/.
*/
import { ComponentProps, ForwardedRef, forwardRef } from 'react';
import { SpinnerImage } from '@/modules/core/components/SpinnerImage.tsx';
import { ReaderService } from '@/modules/reader/services/ReaderService.ts';
import { ReaderCustomFilter } from '@/modules/reader/types/Reader.types.ts';
import {
getImageMarginStyling,
getImagePlaceholderStyling,
getImageWidthStyling,
} from '@/modules/reader/utils/ReaderPager.utils.tsx';
import { applyStyles } from '@/modules/core/utils/ApplyStyles.ts';
import { useReaderScrollbarContext } from '@/modules/reader/contexts/ReaderScrollbarContext.tsx';
import { MediaQuery } from '@/modules/core/utils/MediaQuery.tsx';
const getCustomFilterString = (customFilter: ReaderCustomFilter): string =>
Object.keys(customFilter)
.map((key) => {
const filter = key as keyof ReaderCustomFilter;
const value = customFilter[filter];
switch (filter) {
case 'brightness':
case 'contrast':
case 'saturate':
return (value as ReaderCustomFilter['brightness' | 'contrast' | 'saturate']).enabled
? `${filter}(${(value as ReaderCustomFilter['brightness' | 'contrast' | 'saturate']).value / 100})`
: '';
case 'hue':
return (value as ReaderCustomFilter['hue']).enabled
? `hue-rotate(${(value as ReaderCustomFilter['brightness' | 'contrast' | 'saturate']).value}deg)`
: '';
case 'rgba':
return '';
case 'sepia':
case 'grayscale':
case 'invert':
return value ? `${filter}(${Number(value)})` : '';
default:
throw new Error(`Unexpected "CustomFilter" (${filter})`);
}
})
.join(' ');
export const ReaderPage = forwardRef(
(
{
display,
doublePage = false,
position,
marginTop,
shouldLoad,
retryKeyPrefix,
...props
}: Omit<ComponentProps<typeof SpinnerImage>, 'ref' | 'spinnerStyle' | 'imgStyle'> & {
display: boolean;
doublePage?: boolean;
position?: 'left' | 'right';
marginTop?: number;
},
ref: ForwardedRef<HTMLImageElement | null>,
) => {
const { readingMode, customFilter, pageScaleMode, shouldStretchPage, readerWidth } =
ReaderService.useSettings();
const { scrollbarXSize, scrollbarYSize } = useReaderScrollbarContext();
const isTabletWidth = MediaQuery.useIsTabletWidth();
if (!display && !shouldLoad) {
return null;
}
return (
<SpinnerImage
key={retryKeyPrefix}
{...props}
shouldLoad={shouldLoad}
shouldDecode
ref={ref}
spinnerStyle={{
backgroundColor: 'background.paper',
...getImagePlaceholderStyling(
readingMode.value,
shouldStretchPage.value,
pageScaleMode.value,
readerWidth.value,
scrollbarXSize,
scrollbarYSize,
doublePage,
isTabletWidth,
),
...applyStyles(!display, {
display: 'none',
}),
...getImageMarginStyling(readingMode.value, doublePage, position),
...applyStyles(marginTop !== undefined, {
mt: `${marginTop}px`,
}),
}}
imgStyle={{
...getImageWidthStyling(
readingMode.value,
shouldStretchPage.value,
pageScaleMode.value,
doublePage,
readerWidth.value,
true,
),
display: 'block',
...applyStyles(!display, {
display: 'none',
}),
filter: getCustomFilterString(customFilter),
objectFit: 'contain',
objectPosition: position,
userSelect: 'none',
...getImageMarginStyling(readingMode.value, doublePage, position),
...applyStyles(marginTop !== undefined, {
mt: `${marginTop}px`,
}),
}}
/>
);
},
);