2e72f6faf4
yarn v1 is being deprecated and starts to have some issues Signed-off-by: Thomas Citharel <tcit@tcit.fr>
36 lines
731 B
Vue
36 lines
731 B
Vue
<template>
|
|
<div class="observer" ref="observed" />
|
|
</template>
|
|
|
|
<script lang="ts" setup>
|
|
import "intersection-observer";
|
|
import { onMounted, onUnmounted, ref } from "vue";
|
|
|
|
const props = withDefaults(
|
|
defineProps<{
|
|
options?: Record<string, any>;
|
|
}>(),
|
|
{ options: () => ({}) }
|
|
);
|
|
|
|
const observer = ref<IntersectionObserver>();
|
|
const observed = ref<HTMLElement>();
|
|
const emit = defineEmits(["intersect"]);
|
|
|
|
onMounted(() => {
|
|
observer.value = new IntersectionObserver(([entry]) => {
|
|
if (entry && entry.isIntersecting) {
|
|
emit("intersect");
|
|
}
|
|
}, props.options);
|
|
|
|
if (observed.value) {
|
|
observer.value.observe(observed.value);
|
|
}
|
|
});
|
|
|
|
onUnmounted(() => {
|
|
observer.value?.disconnect();
|
|
});
|
|
</script>
|