quick-skeleton.vue
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<template>
<view v-show="show" :style="{width: systemInfo.width + 'px', height: systemInfo.height + 'px', backgroundColor: bgcolor, position: 'absolute', left: 0, top: 0, zIndex: 9998, overflow: 'hidden'}">
<view v-for="(item,rect_idx) in skeletonRectLists" :key="rect_idx + 'rect'" :class="[loading == 'chiaroscuro' ? 'chiaroscuro' : '']" :style="{width: item.width + 'px', height: item.height + 'px', backgroundColor: 'rgb(194, 207, 214)', position: 'absolute', left: item.left + 'px', top: item.top + 'px'}"></view>
<view v-for="(item,circle_idx) in skeletonCircleLists" :key="circle_idx + 'circle'" :class="loading == 'chiaroscuro' ? 'chiaroscuro' : ''" :style="{width: item.width + 'px', height: item.height + 'px', backgroundColor: 'rgb(194, 207, 214)', borderRadius: item.width + 'px', position: 'absolute', left: item.left + 'px', top: item.top + 'px'}"></view>
<view class="spinbox" v-if="loading == 'spin'">
<view class="spin"></view>
</view>
</view>
</template>
<script>
export default {
name: "skeleton",
props: {
bgcolor: {
type: String,
value: '#FFF'
},
selector: {
type: String,
value: 'skeleton'
},
loading: {
type: String,
value: 'spin'
},
show: {
type: Boolean,
value: false
}
},
data() {
return {
loadingAni: ['spin', 'chiaroscuro'],
systemInfo: {},
skeletonRectLists: [],
skeletonCircleLists: []
}
},
watch: {
show() {
this.attachedAction();
this.readyAction();
}
},
methods: {
attachedAction: function(){
//默认的首屏宽高，防止内容闪现
const systemInfo = uni.getSystemInfoSync();
this.systemInfo = {
width: systemInfo.windowWidth,
height: systemInfo.windowHeight
};
console.log(this.systemInfo)
this.loading = this.loadingAni.includes(this.loading) ? this.loading : 'spin';
},
readyAction: function(){
const that = this;
//绘制背景
uni.createSelectorQuery().selectAll(`.${this.selector}`).boundingClientRect().exec(function(res){
that.systemInfo.height = res[0][0].height + res[0][0].top;
});
//绘制矩形
this.rectHandle();
//绘制圆形
this.radiusHandle();
},
rectHandle: function(){
const that = this;
//绘制不带样式的节点
uni.createSelectorQuery().selectAll(`.${this.selector}-rect`).boundingClientRect().exec(function(res){
that.skeletonRectLists = res[0];
});
},
radiusHandle(){
const that = this;
uni.createSelectorQuery().selectAll(`.${this.selector}-radius`).boundingClientRect().exec(function(res){
that.skeletonCircleLists = res[0];
});
}
}
}
</script>
<style>
.spinbox{
position: fixed;
display: flex;
justify-content: center;
align-items: center;
height: 100%;
width: 100%;
z-index: 9999
}
.spin {
display: inline-block;
width: 64rpx;
height: 64rpx;
}
.spin:after {
content: " ";
display: block;
width: 46rpx;
height: 46rpx;
margin: 1rpx;
border-radius: 50%;
border: 5rpx solid #409eff;
border-color: #409eff transparent #409eff transparent;
animation: spin 1.2s linear infinite;
}
@keyframes spin {
0% {
transform: rotate(0deg);
}
100% {
transform: rotate(360deg);
}
}
.chiaroscuro{
width: 100%;
height: 100%;
background: rgb(194, 207, 214);
animation-duration: 2s;
animation-name: blink;
animation-iteration-count: infinite;
}
@keyframes blink {
0% {
opacity: .4;
}
50% {
opacity: 1;
}
100% {
opacity: .4;
}
}
@keyframes flush {
0% {
left: -100%;
}
50% {
left: 0;
}
100% {
left: 100%;
}
}
.shine {
animation: flush 2s linear infinite;
position: absolute;
top: 0;
bottom: 0;
width: 100%;
background: linear-gradient(to left,
rgba(255, 255, 255, 0) 0%,
rgba(255, 255, 255, .85) 50%,
rgba(255, 255, 255, 0) 100%
)
}
</style>