enhance(client): 1枚だけのメディアリストの画像のアスペクト比を画像に応じて縦長にする

locales/ja-JP.yml

@@ -475,6 +475,8 @@ createAccount: "アカウントを作成"
 existingAccount: "既存のアカウント"
 regenerate: "再生成"
 fontSize: "フォントサイズ"
+mediaListWithOneImageAppearance: "画像が1枚のみのメディアリストの高さ"
+limitTo: "{x}を上限に"
 noFollowRequests: "フォロー申請はありません"
 openImageInNewTab: "画像を新しいタブで開く"
 dashboard: "ダッシュボード"

packages/frontend/src/components/MkImgWithBlurhash.vue

@@ -1,46 +1,67 @@
 <template>
-<div :class="[$style.root, { [$style.cover]: cover }]" :title="title">
-	<canvas v-if="!loaded || forceBlurhash" ref="canvas" :class="$style.canvas" :width="size" :height="size" :title="title"/>
-	<img v-if="src && !forceBlurhash" :class="$style.img" :src="src" :title="title" :alt="alt" @load="onLoad"/>
+<div :class="[$style.root, { [$style.cover]: cover }]" :title="title ?? ''">
+	<canvas v-if="!loaded || forceBlurhash" ref="canvas" :class="$style.canvas" :width="width" :height="height" :title="title ?? ''"/>
+	<img v-if="src && !forceBlurhash" v-show="loaded" :class="$style.img" :src="src" :title="title ?? ''" :alt="alt ?? ''" @load="onLoad"/>
 </div>
 </template>
 
 <script lang="ts" setup>
-import { onMounted } from 'vue';
+import { onMounted, watch } from 'vue';
 import { decode } from 'blurhash';
 
 const props = withDefaults(defineProps<{
 	src?: string | null;
 	hash?: string;
 	alt?: string | null;
 	title?: string | null;
-	size?: number;
+	height?: number;
+	width?: number;
 	cover?: boolean;
 	forceBlurhash?: boolean;
 }>(), {
 	src: null,
 	alt: '',
 	title: null,
-	size: 64,
+	height: 64,
+	width: 64,
 	cover: true,
 	forceBlurhash: false,
 });
 
 const canvas = $shallowRef<HTMLCanvasElement>();
 let loaded = $ref(false);
+let width = $ref(props.width);
+let height = $ref(props.height);
+
+function onLoad() {
+	loaded = true;
+}
+
+watch([() => props.width, () => props.height], () => {
+	const ratio = props.width / props.height;
+	if (ratio > 1) {
+		width = Math.round(64 * ratio);
+		height = 64;
+	} else {
+		width = 64;
+		height = Math.round(64 / ratio);
+	}
+}, {
+	immediate: true,
+});
 
 function draw() {
 	if (props.hash == null) return;
-	const pixels = decode(props.hash, props.size, props.size);
+	const pixels = decode(props.hash, width, height);
 	const ctx = canvas.getContext('2d');
-	const imageData = ctx!.createImageData(props.size, props.size);
+	const imageData = ctx!.createImageData(width, height);
 	imageData.data.set(pixels);
 	ctx!.putImageData(imageData, 0, 0);
 }
 
-function onLoad() {
-	loaded = true;
-}
+watch(() => props.hash, () => {
+	draw();
+});
 
 onMounted(() => {
 	draw();
@@ -54,6 +75,7 @@ onMounted(() => {
 	height: 100%;
 
 	&.cover {
+		> .canvas,
 		> .img {
 			object-fit: cover;
 		}
@@ -68,8 +90,7 @@ onMounted(() => {
 }
 
 .canvas {
-	position: absolute;
-	object-fit: cover;
+	object-fit: contain;
 }
 
 .img {

packages/frontend/src/components/MkMediaImage.vue

@@ -1,6 +1,6 @@
 <template>
 <div v-if="hide" :class="$style.hidden" @click="hide = false">
-	<ImgWithBlurhash style="filter: brightness(0.5);" :hash="image.blurhash" :title="image.comment" :alt="image.comment" :force-blurhash="defaultStore.state.enableDataSaverMode" />
+	<ImgWithBlurhash style="filter: brightness(0.5);" :hash="image.blurhash" :title="image.comment" :alt="image.comment" :width="image.properties.width" :height="image.properties.height" :force-blurhash="defaultStore.state.enableDataSaverMode" />
 	<div :class="$style.hiddenText">
 		<div :class="$style.hiddenTextWrapper">
 			<b v-if="image.isSensitive" style="display: block;"><i class="ti ti-alert-triangle"></i> {{ i18n.ts.sensitive }}{{ defaultStore.state.enableDataSaverMode ? ` (${i18n.ts.image}${image.size ? ' ' + bytes(image.size) : ''})` : '' }}</b>
@@ -15,7 +15,7 @@
 		:href="image.url"
 		:title="image.name"
 	>
-		<ImgWithBlurhash :hash="image.blurhash" :src="url" :alt="image.comment || image.name" :title="image.comment || image.name" :cover="false"/>
+		<ImgWithBlurhash :hash="image.blurhash" :src="url" :alt="image.comment || image.name" :title="image.comment || image.name" :width="image.properties.width" :height="image.properties.height" :cover="false"/>
 	</a>
 	<div :class="$style.indicators">
 		<div v-if="['image/gif', 'image/apng'].includes(image.type)" :class="$style.indicator">GIF</div>
@@ -42,11 +42,12 @@ const props = defineProps<{
 let hide = $ref(true);
 let darkMode: boolean = $ref(defaultStore.state.darkMode);
 
-const url = (props.raw || defaultStore.state.loadRawImages)
+const url = $computed(() => (props.raw || defaultStore.state.loadRawImages)
 	? props.image.url
 	: defaultStore.state.disableShowingAnimatedImages
 		? getStaticImageUrl(props.image.url)
-		: props.image.thumbnailUrl;
+		: props.image.thumbnailUrl
+);
 
 // Plugin:register_note_view_interruptor を使って書き換えられる可能性があるためwatchする
 watch(() => props.image, () => {

packages/frontend/src/components/MkMediaList.vue

@@ -2,18 +2,25 @@
 <div>
 	<XBanner v-for="media in mediaList.filter(media => !previewable(media))" :key="media.id" :media="media"/>
 	<div v-if="mediaList.filter(media => previewable(media)).length > 0" :class="$style.container">
-		<div ref="gallery" :class="[$style.medias, count <= 4 ? $style['n' + count] : $style.nMany]">
+		<div
+			ref="gallery"
+			:class="[
+				$style.medias,
+				count <= 4 ? $style['n' + count] : $style.nMany,
+				$style[`n1${defaultStore.reactiveState.mediaListWithOneImageAppearance.value}`]
+			]"
+		>
 			<template v-for="media in mediaList.filter(media => previewable(media))">
-				<XVideo v-if="media.type.startsWith('video')" :key="media.id" :class="$style.media" :video="media"/>
-				<XImage v-else-if="media.type.startsWith('image')" :key="media.id" :class="$style.media" class="image" :data-id="media.id" :image="media" :raw="raw"/>
+				<XVideo v-if="media.type.startsWith('video')" :key="`video:${media.id}`" :class="$style.media" :video="media"/>
+				<XImage v-else-if="media.type.startsWith('image')" :key="`image:${media.id}`" :class="$style.media" class="image" :data-id="media.id" :image="media" :raw="raw"/>
 			</template>
 		</div>
 	</div>
 </div>
 </template>
 
 <script lang="ts" setup>
-import { onMounted, ref, useCssModule } from 'vue';
+import { onMounted, ref, useCssModule, watch } from 'vue';
 import * as misskey from 'misskey-js';
 import PhotoSwipeLightbox from 'photoswipe/lightbox';
 import PhotoSwipe from 'photoswipe';
@@ -23,6 +30,7 @@ import XImage from '@/components/MkMediaImage.vue';
 import XVideo from '@/components/MkMediaVideo.vue';
 import * as os from '@/os';
 import { FILE_TYPE_BROWSERSAFE } from '@/const';
+import { defaultStore } from '@/store';
 
 const props = defineProps<{
 	mediaList: misskey.entities.DriveFile[];
@@ -31,11 +39,42 @@ const props = defineProps<{
 
 const $style = useCssModule();
 
-const gallery = ref(null);
+const gallery = ref<HTMLDivElement>();
 const pswpZIndex = os.claimZIndex('middle');
 document.documentElement.style.setProperty('--mk-pswp-root-z-index', pswpZIndex.toString());
 const count = $computed(() => props.mediaList.filter(media => previewable(media)).length);
 
+function calcAspectRatio() {
+	if (!gallery.value) return;
+
+	let img = props.mediaList[0];
+
+	if (props.mediaList.length !== 1 || !(img.properties.width && img.properties.height)) {
+		gallery.value.style.aspectRatio = '';
+		return;
+	}
+
+	// アスペクト比上限設定では、横長の場合は高さを縮小させる
+	const ratioMax = (ratio: number) => `${Math.max(ratio, img.properties.width / img.properties.height).toString()} / 1`;
+
+	switch (defaultStore.state.mediaListWithOneImageAppearance) {
+		case '16_9':
+			gallery.value.style.aspectRatio = ratioMax(16 / 9);
+			break;
+		case '1_1':
+			gallery.value.style.aspectRatio = ratioMax(1);
+			break;
+		case '2_3':
+			gallery.value.style.aspectRatio = ratioMax(2 / 3);
+			break;
+		default:
+			gallery.value.style.aspectRatio = '';
+			break;
+	}
+}
+
+watch([defaultStore.reactiveState.mediaListWithOneImageAppearance, gallery], () => calcAspectRatio());
+
 onMounted(() => {
 	const lightbox = new PhotoSwipeLightbox({
 		dataSource: props.mediaList
@@ -155,12 +194,36 @@ const previewable = (file: misskey.entities.DriveFile): boolean => {
 	display: grid;
 	grid-gap: 8px;
 
-	// for webkit
 	height: 100%;
 
 	&.n1 {
-		aspect-ratio: 16/9;
 		grid-template-rows: 1fr;
+
+		// default (expand)
+		min-height: 64px;
+		max-height: clamp(
+			64px,
+			calc(var(--containerHeight, 100svh) * 0.5), // but --containerHeight can broken (too big)
+			min(334px, 50vh)
+		);
+
+		&.n116_9 {
+			min-height: none;
+			max-height: none;
+			aspect-ratio: 16 / 9; // fallback
+		}
+
+		&.n11_1{
+			min-height: none;
+			max-height: none;
+			aspect-ratio: 1 / 1; // fallback
+		}
+
+		&.n12_3 {
+			min-height: none;
+			max-height: none;
+			aspect-ratio: 2 / 3; // fallback
+		}
 	}
 
 	&.n2 {

packages/frontend/src/components/MkRadio.vue

@@ -24,7 +24,7 @@ import { } from 'vue';
 const props = defineProps<{
 	modelValue: any;
 	value: any;
-	disabled: boolean;
+	disabled?: boolean;
 }>();
 
 const emit = defineEmits<{

packages/frontend/src/components/MkRadios.vue

@@ -1,5 +1,5 @@
 <script lang="ts">
-import { defineComponent, h } from 'vue';
+import { VNode, defineComponent, h } from 'vue';
 import MkRadio from './MkRadio.vue';
 
 export default defineComponent({
@@ -22,31 +22,33 @@ export default defineComponent({
 		},
 	},
 	render() {
+		console.log(this.$slots, this.$slots.label && this.$slots.label());
+		if (!this.$slots.default) return null;
 		let options = this.$slots.default();
 		const label = this.$slots.label && this.$slots.label();
 		const caption = this.$slots.caption && this.$slots.caption();
 
 		// なぜかFragmentになることがあるため
-		if (options.length === 1 && options[0].props == null) options = options[0].children;
+		if (options.length === 1 && options[0].props == null) options = options[0].children as VNode[];
 
 		return h('div', {
 			class: 'novjtcto',
 		}, [
 			...(label ? [h('div', {
 				class: 'label',
-			}, [label])] : []),
+			}, label)] : []),
 			h('div', {
 				class: 'body',
 			}, options.map(option => h(MkRadio, {
 				key: option.key,
-				value: option.props.value,
+				value: option.props?.value,
 				modelValue: this.value,
 				'onUpdate:modelValue': value => this.value = value,
-			}, option.children)),
+			}, () => option.children)),
 			),
 			...(caption ? [h('div', {
 				class: 'caption',
-			}, [caption])] : []),
+			}, caption)] : []),
 		]);
 	},
 });

packages/frontend/src/pages/settings/general.vue

@@ -81,6 +81,14 @@
 				<option value="2"><span style="font-size: 16px;">Aa</span></option>
 				<option value="3"><span style="font-size: 17px;">Aa</span></option>
 			</MkRadios>
+
+			<MkRadios v-model="mediaListWithOneImageAppearance">
+				<template #label>{{ i18n.ts.mediaListWithOneImageAppearance }}</template>
+				<option value="expand">{{ i18n.ts.default }}</option>
+				<option value="16_9">{{ i18n.t('limitTo', { x: '16:9' }) }}</option>
+				<option value="1_1">{{ i18n.t('limitTo', { x: '1:1' }) }}</option>
+				<option value="2_3">{{ i18n.t('limitTo', { x: '2:3' }) }}</option>
+			</MkRadios>
 		</div>
 	</FormSection>
 
@@ -172,6 +180,7 @@ const enableInfiniteScroll = computed(defaultStore.makeGetterSetter('enableInfin
 const useReactionPickerForContextMenu = computed(defaultStore.makeGetterSetter('useReactionPickerForContextMenu'));
 const squareAvatars = computed(defaultStore.makeGetterSetter('squareAvatars'));
 const aiChanMode = computed(defaultStore.makeGetterSetter('aiChanMode'));
+const mediaListWithOneImageAppearance = computed(defaultStore.makeGetterSetter('mediaListWithOneImageAppearance'));
 
 watch(lang, () => {
 	miLocalStorage.setItem('lang', lang.value as string);

packages/frontend/src/pages/settings/preferences-backups.vue

@@ -88,6 +88,7 @@ const defaultStoreSaveKeys: (keyof typeof defaultStore['state'])[] = [
 	'squareAvatars',
 	'numberOfPageCache',
 	'aiChanMode',
+	'mediaListWithOneImageAppearance',
 ];
 const coldDeviceStorageSaveKeys: (keyof typeof ColdDeviceStorage.default)[] = [
 	'lightTheme',

packages/frontend/src/store.ts

@@ -310,6 +310,10 @@ export const defaultStore = markRaw(new Storage('base', {
 		where: 'device',
 		default: false,
 	},
+	mediaListWithOneImageAppearance: {
+		where: 'device',
+		default: 'expand' as 'expand' | '16_9' | '1_1' | '2_3',
+	},
 }));
 
 // TODO: 他のタブと永続化されたstateを同期