feat: make `MkImgWithBlurhash` transitionable (#10500)
* feat: make `MkImgWithBlurhash` animatable * refactor: split out transition styles * fix: bug * test: waitFor image loads * style: remove unused await * fix * fix type error --------- Co-authored-by: tamaina <tamaina@hotmail.co.jp>
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Acid Chicken (硫酸鶏)
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@ -28,9 +28,11 @@ export const Default = {
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async play({ canvasElement }) {
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const canvas = within(canvasElement);
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const links = canvas.getAllByRole('link');
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await expect(links).toHaveLength(2);
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await expect(links[0]).toHaveAttribute('href', `/gallery/${galleryPost().id}`);
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await expect(links[1]).toHaveAttribute('href', `/@${galleryPost().user.username}@${galleryPost().user.host}`);
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expect(links).toHaveLength(2);
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expect(links[0]).toHaveAttribute('href', `/gallery/${galleryPost().id}`);
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expect(links[1]).toHaveAttribute('href', `/@${galleryPost().user.username}@${galleryPost().user.host}`);
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const images = canvas.getAllByRole<HTMLImageElement>('img');
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await waitFor(() => expect(Promise.all(images.map((image) => image.decode()))).resolves.toBeDefined());
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},
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args: {
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post: galleryPost(),
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@ -1,9 +1,21 @@
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<template>
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<MkA :to="`/gallery/${post.id}`" class="ttasepnz _panel" tabindex="-1" @pointerenter="enterHover" @pointerleave="leaveHover">
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<div class="thumbnail">
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<ImgWithBlurhash class="img" :hash="post.files[0].blurhash"/>
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<Transition>
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<ImgWithBlurhash v-if="show" class="img layered" :src="post.files[0].thumbnailUrl" :hash="post.files[0].blurhash"/>
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<ImgWithBlurhash
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class="img layered"
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:transition="safe ? null : {
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enterActiveClass: $style.transition_toggle_enterActive,
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leaveActiveClass: $style.transition_toggle_leaveActive,
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enterFromClass: $style.transition_toggle_enterFrom,
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leaveToClass: $style.transition_toggle_leaveTo,
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enterToClass: $style.transition_toggle_enterTo,
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leaveFromClass: $style.transition_toggle_leaveFrom,
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}"
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:src="post.files[0].thumbnailUrl"
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:hash="post.files[0].blurhash"
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:force-blurhash="!show"
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/>
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</Transition>
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</div>
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<article>
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@ -28,7 +40,8 @@ const props = defineProps<{
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}>();
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const hover = ref(false);
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const show = computed(() => defaultStore.state.nsfw === 'ignore' || defaultStore.state.nsfw === 'respect' && !props.post.isSensitive || hover.value);
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const safe = computed(() => defaultStore.state.nsfw === 'ignore' || defaultStore.state.nsfw === 'respect' && !props.post.isSensitive);
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const show = computed(() => safe.value || hover.value);
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function enterHover(): void {
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hover.value = true;
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@ -39,6 +52,27 @@ function leaveHover(): void {
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}
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</script>
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<style lang="scss" module>
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.transition_toggle_enterActive,
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.transition_toggle_leaveActive {
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transition: opacity 0.5s;
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position: absolute;
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top: 0;
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left: 0;
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}
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.transition_toggle_enterFrom,
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.transition_toggle_leaveTo {
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opacity: 0;
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}
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.transition_toggle_enterTo,
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.transition_toggle_leaveFrom {
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transition: none;
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opacity: 1;
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}
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</style>
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<style lang="scss" scoped>
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.ttasepnz {
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display: block;
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@ -66,7 +100,7 @@ function leaveHover(): void {
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width: 100%;
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height: 100%;
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position: absolute;
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transition: all 0.5s ease;
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transition: transform 0.5s ease;
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> .img {
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width: 100%;
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@ -76,16 +110,6 @@ function leaveHover(): void {
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&.layered {
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position: absolute;
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top: 0;
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&.v-enter-active,
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&.v-leave-active {
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transition: opacity 0.5s ease;
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}
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&.v-enter-from,
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&.v-leave-to {
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opacity: 0;
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}
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}
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}
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}
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@ -1,15 +1,37 @@
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<template>
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<div :class="[$style.root, { [$style.cover]: cover }]" :title="title ?? ''">
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<canvas v-if="!loaded || forceBlurhash" ref="canvas" :class="$style.canvas" :width="width" :height="height" :title="title ?? ''"/>
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<img v-if="src && !forceBlurhash" v-show="loaded" :class="$style.img" :src="src" :title="title ?? ''" :alt="alt ?? ''" @load="onLoad"/>
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<img v-if="!loaded && src && !forceBlurhash" :class="$style.loader" :src="src" @load="onLoad"/>
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<Transition
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mode="in-out"
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:enter-active-class="defaultStore.state.animation && (props.transition?.enterActiveClass ?? $style['transition_toggle_enterActive']) || undefined"
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:leave-active-class="defaultStore.state.animation && (props.transition?.leaveActiveClass ?? $style['transition_toggle_leaveActive']) || undefined"
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:enter-from-class="defaultStore.state.animation && props.transition?.enterFromClass || undefined"
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:leave-to-class="defaultStore.state.animation && props.transition?.leaveToClass || undefined"
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:enter-to-class="defaultStore.state.animation && props.transition?.enterToClass || undefined"
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:leave-from-class="defaultStore.state.animation && props.transition?.leaveFromClass || undefined"
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>
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<canvas v-if="!loaded || forceBlurhash" ref="canvas" :class="$style.canvas" :width="width" :height="height" :title="title"/>
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<img v-else :class="$style.img" :src="src ?? undefined" :title="title ?? undefined" :alt="alt ?? undefined"/>
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</Transition>
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</div>
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</template>
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<script lang="ts" setup>
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import { onMounted, watch } from 'vue';
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import { onMounted, shallowRef, useCssModule, watch } from 'vue';
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import { decode } from 'blurhash';
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import { defaultStore } from '@/store';
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const $style = useCssModule();
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const props = withDefaults(defineProps<{
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transition?: {
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enterActiveClass?: string;
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leaveActiveClass?: string;
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enterFromClass?: string;
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leaveToClass?: string;
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enterToClass?: string;
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leaveFromClass?: string;
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} | null;
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src?: string | null;
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hash?: string;
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alt?: string | null;
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@ -19,6 +41,7 @@ const props = withDefaults(defineProps<{
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cover?: boolean;
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forceBlurhash?: boolean;
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}>(), {
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transition: null,
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src: null,
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alt: '',
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title: null,
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@ -28,7 +51,7 @@ const props = withDefaults(defineProps<{
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forceBlurhash: false,
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});
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const canvas = $shallowRef<HTMLCanvasElement>();
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const canvas = shallowRef<HTMLCanvasElement>();
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let loaded = $ref(false);
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let width = $ref(props.width);
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let height = $ref(props.height);
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@ -51,15 +74,15 @@ watch([() => props.width, () => props.height], () => {
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});
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function draw() {
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if (props.hash == null) return;
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if (props.hash == null || !canvas.value) return;
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const pixels = decode(props.hash, width, height);
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const ctx = canvas.getContext('2d');
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const ctx = canvas.value.getContext('2d');
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const imageData = ctx!.createImageData(width, height);
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imageData.data.set(pixels);
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ctx!.putImageData(imageData, 0, 0);
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}
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watch(() => props.hash, () => {
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watch([() => props.hash, canvas], () => {
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draw();
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});
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@ -69,6 +92,21 @@ onMounted(() => {
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</script>
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<style lang="scss" module>
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.transition_toggle_enterActive,
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.transition_toggle_leaveActive {
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position: absolute;
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top: 0;
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left: 0;
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}
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.loader {
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position: absolute;
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top: 0;
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left: 0;
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width: 0;
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height: 0;
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}
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.root {
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position: relative;
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width: 100%;
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