misskey/packages/frontend/src/components/MkMarquee.vue
2022-12-27 14:36:33 +09:00

106 lines
1.8 KiB
Vue

<script lang="ts">
import { h, onMounted, onUnmounted, ref, watch } from 'vue';
export default {
name: 'MarqueeText',
props: {
duration: {
type: Number,
default: 15,
},
repeat: {
type: Number,
default: 2,
},
paused: {
type: Boolean,
default: false,
},
reverse: {
type: Boolean,
default: false,
},
},
setup(props) {
const contentEl = ref();
function calc() {
const eachLength = contentEl.value.offsetWidth / props.repeat;
const factor = 3000;
const duration = props.duration / ((1 / eachLength) * factor);
contentEl.value.style.animationDuration = `${duration}s`;
}
watch(() => props.duration, calc);
onMounted(() => {
calc();
});
onUnmounted(() => {
});
return {
contentEl,
};
},
render({
$slots, $style, $props: {
duration, repeat, paused, reverse,
},
}) {
return h('div', { class: [$style.wrap] }, [
h('span', {
ref: 'contentEl',
class: [
paused
? $style.paused
: undefined,
$style.content,
],
}, Array(repeat).fill(
h('span', {
class: $style.text,
style: {
animationDirection: reverse
? 'reverse'
: undefined,
},
}, $slots.default()),
)),
]);
},
};
</script>
<style lang="scss" module>
.wrap {
overflow: clip;
animation-play-state: running;
&:hover {
animation-play-state: paused;
}
}
.content {
display: inline-block;
white-space: nowrap;
animation-play-state: inherit;
}
.text {
display: inline-block;
animation-name: marquee;
animation-timing-function: linear;
animation-iteration-count: infinite;
animation-duration: inherit;
animation-play-state: inherit;
}
.paused .text {
animation-play-state: paused;
}
@keyframes marquee {
0% { transform:translateX(0); }
100% { transform:translateX(-100%); }
}
</style>