c3lf-system-3/web/src/components/AsyncLoader.vue

133 lines
No EOL
2.5 KiB
Vue

<template>
<div class="async-wrapper" :class="{ 'loaded': loaded }">
<div class="deferred">
<slot></slot>
</div>
<div class="loader-wrapper">
<div class="loader-ellipsis">
<div></div>
<div></div>
<div></div>
<div></div>
</div>
</div>
</div>
</template>
<script>
export default {
name: 'AsyncLoader',
props: {
loaded: {
type: Boolean,
default: false
}
}
};
</script>
<style>
.async-wrapper {
position: relative;
}
.async-wrapper > .deferred {
width: 100%;
height: 100%;
display: none;
}
.async-wrapper.loaded > .deferred {
display: block;
}
.async-wrapper > .loader-wrapper {
display: flex;
justify-content: center;
align-items: center;
position: absolute;
top: 0;
left: 0;
width: 100%;
height: 100%;
}
.async-wrapper > .loader-wrapper > .loader-ellipsis {
color: #17a2b8;
}
.async-wrapper.loaded > .loader-wrapper {
display: none;
}
.async-wrapper > .loader-wrapper > .loader-ellipsis,
.async-wrapper > .loader-wrapper > .loader-ellipsis div {
box-sizing: border-box;
}
.async-wrapper > .loader-wrapper > .loader-ellipsis {
display: inline-block;
position: relative;
width: 80px;
height: 80px;
}
.async-wrapper > .loader-wrapper > .loader-ellipsis div {
position: absolute;
top: 33.33333px;
width: 13.33333px;
height: 13.33333px;
border-radius: 50%;
background: currentColor;
animation-timing-function: cubic-bezier(0, 1, 1, 0);
}
.async-wrapper > .loader-wrapper > .loader-ellipsis div:nth-child(1) {
left: 8px;
animation: loader-ellipsis1 0.6s infinite;
}
.async-wrapper > .loader-wrapper > .loader-ellipsis div:nth-child(2) {
left: 8px;
animation: loader-ellipsis2 0.6s infinite;
}
.async-wrapper > .loader-wrapper > .loader-ellipsis div:nth-child(3) {
left: 32px;
animation: loader-ellipsis2 0.6s infinite;
}
.async-wrapper > .loader-wrapper > .loader-ellipsis div:nth-child(4) {
left: 56px;
animation: loader-ellipsis3 0.6s infinite;
}
@keyframes loader-ellipsis1 {
0% {
transform: scale(0);
}
100% {
transform: scale(1);
}
}
@keyframes loader-ellipsis3 {
0% {
transform: scale(1);
}
100% {
transform: scale(0);
}
}
@keyframes loader-ellipsis2 {
0% {
transform: translate(0, 0);
}
100% {
transform: translate(24px, 0);
}
}
</style>