微信小程序loading加载动画

1.实现效果

在这里插入图片描述

2.实现原理

伪元素
animation

3.实现代码

<view class="box">
  <view class="charge">
    <view class="wave"></view>
  </view>
</view>
<view class="box">
  <view class="loading1"></view>
</view>
<view class="box">
  <view class="loading2"></view>
</view>
<view class="box">
  <view class="loading3"></view>
</view>
<view class="box">
  <view class="loading4"></view>
</view>
<view class="box">
  <view class="loading5"></view>
</view>
<view class="box">
  <view class="loading6"></view>
</view>
<view class="box">
  <view class="loading7"></view>
</view>
<view class="box">
  <view class="loading8"></view>
</view>
<view class="box">
  <view class="loading9"></view>
</view>
<view class="box">
  <view class="loading10"></view>
</view>
<view class="box">
  <view class="loading11"></view>
</view>
<view class="box">
  <view class="loading12">
    <view></view>
    <view></view>
    <view></view>
    <view></view>
    <view></view>
    <view></view>
    <view></view>
    <view></view>
    <view></view>
    <view></view>
    <view></view>
    <view></view>
    <view></view>
    <view></view>
    <view></view>
    <view></view>
  </view>
</view>
<view class="box">
  <view class="loading13">
    <view></view>
    <view></view>
    <view></view>
    <view></view>
    <view></view>
  </view>
</view>
<view class="box">
  <view class="loading14">
    <view></view>
    <view></view>
    <view></view>
    <view></view>
  </view>
</view>
<view class="box">
  <view class="loading15">
    <view></view>
    <view></view>
    <view></view>
    <view></view>
    <view></view>
    <view></view>
    <view></view>
    <view></view>
    <view></view>
  </view>
</view>
<view class="box">
  <view class="loading16">
    <view></view>
    <view></view>
    <view></view>
    <view></view>
    <view></view>
    <view></view>
    <view></view>
    <view></view>
    <view></view>
  </view>
</view>
<view class="box">
  <view class="loading17">
    <view></view>
    <view></view>
    <view></view>
    <view></view>
  </view>
</view>
<view class="box">
  <view class="loading18">
    <view></view>
    <view></view>
    <view></view>
    <view></view>
    <view></view>
  </view>
</view>

<view class="box">
  <view class="loading19">
    <view></view>
    <view></view>
    <view></view>
    <view></view>
    <view></view>
  </view>
</view>

<view class="box">
  <view class="loading20">
    <view></view>
    <view></view>
  </view>
</view>

page {
  background-image: linear-gradient(to right, #c6d6b4 0%, #e0d5d9 100%);
  padding-bottom: 100rpx;
}

.tips {
  font-size: 26rpx;
  color: #fff;
  padding: 10rpx 40rpx;
}

.box {
  margin: 20rpx auto;
  width: 685rpx;
  height: 250rpx;
  background: #ccd8d7;
  border-radius: 10rpx;
  box-shadow: 0px 0px 30rpx 1rpx #eff3eb inset;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.charge {
  position: relative;
  width: 100rpx;
  height: 200rpx;
  margin: 10rpx auto;
  background-color: #fff;
  border-top-left-radius: 10rpx;
  border-top-right-radius: 10rpx;
  text-shadow: 0px 0px 10rpx #fff;
}

.charge::after {
  content: '';
  position: absolute;
  top: -15rpx;
  left: 30rpx;
  width: 40rpx;
  height: 15rpx;
  border-top-left-radius: 10rpx;
  border-top-right-radius: 10prx;
  background-color: #fff;
}

.wave {
  position: absolute;
  bottom: 0;
  width: 100%;
  background: linear-gradient(#c6f3bd, #79965c, #7b8d82);
  overflow: hidden;
  animation: more 10s linear infinite;
}

@keyframes more {
  0% {
    height: 0%;
  }

  100% {
    height: 100%;
  }
}

.wave::before {
  position: absolute;
  content: '';
  top: -185rpx;
  left: -50rpx;
  width: 200rpx;
  height: 200rpx;
  border-radius: 45%;
  background-color: #fff;
  animation: move 10s linear infinite;
}

.wave::after {
  position: absolute;
  content: '';
  top: -180rpx;
  left: -50rpx;
  width: 200rpx;
  height: 200rpx;
  border-radius: 45%;
  background-color: #fff;
  opacity: .5;
  animation: move 8s linear infinite;
}

@keyframes move {
  100% {
    transform: rotate(360deg);
  }
}

.loading1 {
  width: 30px;
  height: 30px;
  border: 2px solid #2161319f;
  border-top-color: transparent;
  border-radius: 100%;
  animation: circle1 infinite 0.75s linear;
}

@keyframes circle1 {
  0% {
    transform: rotate(0);
  }

  100% {
    transform: rotate(360deg);
  }
}

.loading2 {
  position: relative;
  width: 30px;
  height: 30px;
  border: 2px solid #2161319f;
  border-top-color: rgba(0, 0, 0, 0.2);
  border-right-color: rgba(0, 0, 0, 0.2);
  border-bottom-color: rgba(0, 0, 0, 0.2);
  border-radius: 100%;

  animation: circle2 infinite 0.75s linear;
}

@keyframes circle2 {
  0% {
    transform: rotate(0);
  }

  100% {
    transform: rotate(360deg);
  }
}

.loading3 {
  position: relative;
  width: 30px;
  height: 30px;
  border: 2px solid #2161319f;
  border-top-color: transparent;
  border-bottom-color: transparent;
  border-radius: 100%;

  animation: arrow-circle infinite 0.75s linear;
}

.loading3:before,
.loading3:after {
  position: absolute;
  top: 24px;
  left: -2px;
  border-top: 5px solid #2161319f;
  border-right: 5px solid transparent;
  border-left: 5px solid transparent;
  content: "";
  transform: rotate(-30deg);
}

.loading3:after {
  top: 0;
  left: 20.5px;

  transform: rotate(150deg);
}

@keyframes arrow-circle {
  0% {
    transform: rotate(360deg);
  }

  100% {
    transform: rotate(0);
  }
}

.loading4 {
  width: 50px;
  height: 50px;
  border-radius: 100%;
  background-color: #2161319f;
  animation: ball-scale infinite linear 0.75s;
}

@keyframes ball-scale {
  0% {
    transform: scale(0.1);
    opacity: 1;
  }

  100% {
    transform: scale(1);
    opacity: 0;
  }
}


.loading5 {
  position: relative;
  width: 40px;
  height: 40px;
}

.loading5:before,
.loading5:after {
  position: absolute;
  width: 10px;
  height: 10px;
  content: "";
  border-radius: 100%;
  background-color: #2161319f;
}

.loading5:before {
  transform: translate(0, 0);
  animation: ball-circle-before infinite 1.5s linear;
}

.loading5:after {
  transform: translate(30px, 30px);
  animation: ball-circle-after infinite 1.5s linear;
}

@keyframes ball-circle-after {
  0% {
    transform: translate(30px, 30px);
  }

  25% {
    transform: translate(0, 30px);
  }

  50% {
    transform: translate(0, 0);
  }

  75% {
    transform: translate(30px, 0);
  }

  100% {
    transform: translate(30px, 30px);
  }
}

@keyframes ball-circle-before {
  0% {
    transform: translate(0, 0);
  }

  25% {
    transform: translate(30px, 0);
  }

  50% {
    transform: translate(30px, 30px);
  }

  75% {
    transform: translate(0, 30px);
  }

  100% {
    transform: translate(0, 0);
  }
}

.loading6 {
  display: block;
  position: relative;
  width: 6px;
  height: 10px;
  animation: rectangle infinite 1s ease-in-out -0.2s;
  background-color: #2161319f;
}

.loading6:before,
.loading6:after {
  position: absolute;
  width: 6px;
  height: 10px;
  content: "";
  background-color: #2161319f;
}

.loading6:before {
  left: -14px;
  animation: rectangle infinite 1s ease-in-out -0.4s;
}

.loading6:after {
  right: -14px;
  animation: rectangle infinite 1s ease-in-out;
}

@keyframes rectangle {

  0%,
  80%,
  100% {
    height: 20px;
    box-shadow: 0 0 #2161319f;
  }

  40% {
    height: 30px;
    box-shadow: 0 -20px #2161319f;
  }
}

.loading7 {
  position: relative;
  width: 100px;
  height: 90px;
  left: 10px;
  top: 10px;
  animation: heart infinite 0.85s linear;
}

.loading7:before,
.loading7:after {
  position: absolute;
  top: 0;
  left: 30px;
  width: 30px;
  height: 50px;
  content: "";
  transform: rotate(-45deg);
  transform-origin: 0 100%;
  border-radius: 30px 30px 0 0;
  background: #2161319f;
}

.loading7:after {
  left: 0;
  transform: rotate(45deg);
  transform-origin: 100% 100%;
}

@keyframes heart {
  0% {
    transform: scale(0.8);
  }

  50% {
    transform: scale(1);
  }

  100% {
    transform: scale(0.8);
  }
}

.loading8 {
  margin: 20px;
  position: relative;
  width: 15px;
  height: 15px;
  border-radius: 100%;
  background-color: #2161319f;

  animation: ball-rotate 1s 0s cubic-bezier(0.7, -0.13, 0.22, 0.86) infinite;
  animation-fill-mode: both;
}

.loading8:before,
.loading8:after {
  position: absolute;
  width: 15px;
  height: 15px;
  margin: 2px;
  content: "";
  opacity: 0.8;
  border-radius: 100%;
  background-color: #2161319f;
}

.loading8:before {
  top: 0;
  left: -28px;
}

.loading8:after {
  top: 0;
  left: 25px;
}

@keyframes ball-rotate {
  0% {
    transform: rotate(0deg) scale(1);
  }

  50% {
    transform: rotate(180deg) scale(0.6);
  }

  100% {
    transform: rotate(360deg) scale(1);
  }
}

.loading9 {
  margin: 20px;
  position: relative;
  width: 1px;
  height: 1px;
}

.loading9:before,
.loading9:after {
  position: absolute;
  display: inline-block;
  width: 15px;
  height: 15px;
  content: "";
  border-radius: 100%;
  background-color: #2161319f;
}

.loading9:before {
  left: -15px;
  animation: ball-pulse infinite 0.75s -0.4s cubic-bezier(0.2, 0.68, 0.18, 1.08);
}

.loading9:after {
  right: -15px;
  animation: ball-pulse infinite 0.75s cubic-bezier(0.2, 0.68, 0.18, 1.08);
}

@keyframes ball-pulse {
  0% {
    transform: scale(1);
    opacity: 1;
  }

  50% {
    transform: scale(0.4);
    opacity: 0.6;
  }

  100% {
    transform: scale(1);
    opacity: 1;
  }
}

.loading10 {
  position: relative;
  width: 50px;
  perspective: 200px;
}

.loading10:before,
.loading10:after {
  position: absolute;
  width: 20px;
  height: 20px;
  content: "";
  animation: jumping 0.5s infinite alternate;
  background: rgba(0, 0, 0, 0);
}

.loading10:before {
  left: 0;
}

.loading10:after {
  right: 0;
  animation-delay: 0.15s;
}

@keyframes jumping {
  0% {
    transform: scale(1) translateY(0px) rotateX(0deg);
    box-shadow: 0 0 0 rgba(0, 0, 0, 0);
  }

  100% {
    transform: scale(1.2) translateY(-25px) rotateX(45deg);
    background: #2161319f;
    box-shadow: 0 25px 40px #2161319f;
  }
}

.loading11 {
  position: relative;
  width: 48px;
  height: 48px;
  animation: satellite 3s infinite linear;
  border: 1px solid #2161319f;
  border-radius: 100%;
}

.loading11:before,
.loading11:after {
  position: absolute;
  left: 1px;
  top: 1px;
  width: 12px;
  height: 12px;
  content: "";
  border-radius: 100%;
  background-color: #2161319f;
  box-shadow: 0 0 10px #2161319f;
}

.loading11:after {
  right: 0;
  width: 20px;
  height: 20px;
  margin: 13px;
}

@keyframes satellite {
  from {
    transform: rotate(0) translateZ(0);
  }

  to {
    transform: rotate(360deg) translateZ(0);
  }
}



.loading12,
.loading12>view {
  position: relative;
  box-sizing: border-box;
}

.loading12 {
  display: block;
  font-size: 0;
  color: #2161319f;
  margin: 30px;
}

.loading12.la-dark {
  color: #333;
}

.loading12>view {
  display: inline-block;
  float: none;
  background-color: currentColor;
  border: 0 solid currentColor;
}

.loading12 {
  width: 18px;
  height: 18px;
}

.loading12>view {
  position: absolute;
  width: 6px;
  height: 6px;
  border-radius: 0;
  opacity: 0;
  transform: translate(100%, 100%);
  animation: ball-8bits 1s 0s ease infinite;
}

.loading12>view:nth-child(1) {
  animation-delay: -0.9375s;
}

.loading12>view:nth-child(2) {
  animation-delay: -0.875s;
}

.loading12>view:nth-child(3) {
  animation-delay: -0.8125s;
}

.loading12>view:nth-child(4) {
  animation-delay: -0.75s;
}

.loading12>view:nth-child(5) {
  animation-delay: -0.6875s;
}

.loading12>view:nth-child(6) {
  animation-delay: -0.625s;
}

.loading12>view:nth-child(7) {
  animation-delay: -0.5625s;
}

.loading12>view:nth-child(8) {
  animation-delay: -0.5s;
}

.loading12>view:nth-child(9) {
  animation-delay: -0.4375s;
}

.loading12>view:nth-child(10) {
  animation-delay: -0.375s;
}

.loading12>view:nth-child(11) {
  animation-delay: -0.3125s;
}

.loading12>view:nth-child(12) {
  animation-delay: -0.25s;
}

.loading12>view:nth-child(13) {
  animation-delay: -0.1875s;
}

.loading12>view:nth-child(14) {
  animation-delay: -0.125s;
}

.loading12>view:nth-child(15) {
  animation-delay: -0.0625s;
}

.loading12>view:nth-child(16) {
  animation-delay: 0s;
}

.loading12>view:nth-child(1) {
  top: -100%;
  left: 0;
}

.loading12>view:nth-child(2) {
  top: -100%;
  left: 33.3333333333%;
}

.loading12>view:nth-child(3) {
  top: -66.6666666667%;
  left: 66.6666666667%;
}

.loading12>view:nth-child(4) {
  top: -33.3333333333%;
  left: 100%;
}

.loading12>view:nth-child(5) {
  top: 0;
  left: 100%;
}

.loading12>view:nth-child(6) {
  top: 33.3333333333%;
  left: 100%;
}

.loading12>view:nth-child(7) {
  top: 66.6666666667%;
  left: 66.6666666667%;
}

.loading12>view:nth-child(8) {
  top: 100%;
  left: 33.3333333333%;
}

.loading12>view:nth-child(9) {
  top: 100%;
  left: 0;
}

.loading12>view:nth-child(10) {
  top: 100%;
  left: -33.3333333333%;
}

.loading12>view:nth-child(11) {
  top: 66.6666666667%;
  left: -66.6666666667%;
}

.loading12>view:nth-child(12) {
  top: 33.3333333333%;
  left: -100%;
}

.loading12>view:nth-child(13) {
  top: 0;
  left: -100%;
}

.loading12>view:nth-child(14) {
  top: -33.3333333333%;
  left: -100%;
}

.loading12>view:nth-child(15) {
  top: -66.6666666667%;
  left: -66.6666666667%;
}

.loading12>view:nth-child(16) {
  top: -100%;
  left: -33.3333333333%;
}

@keyframes ball-8bits {
  0% {
    opacity: 1;
  }

  50% {
    opacity: 1;
  }

  51% {
    opacity: 0;
  }
}

.loading13,
.loading13>view {
  position: relative;
  box-sizing: border-box;
}

.loading13 {
  display: block;
  font-size: 0;
  color: #2161319f;
}

.loading13.la-dark {
  color: #333;
}

.loading13>view {
  display: inline-block;
  float: none;
  background-color: currentColor;
  border: 0 solid currentColor;
}

.loading13 {
  width: 16px;
  height: 16px;
}

.loading13>view {
  position: absolute;
  top: 0;
  left: -100%;
  display: block;
  width: 16px;
  width: 100%;
  height: 16px;
  height: 100%;
  border-radius: 100%;
  opacity: 0.5;
  animation: ball-circus-position 2.5s infinite cubic-bezier(0.25, 0, 0.75, 1),
    ball-circus-size 2.5s infinite cubic-bezier(0.25, 0, 0.75, 1);
}

.loading13>view:nth-child(1) {
  animation-delay: 0s, -0.5s;
}

.loading13>view:nth-child(2) {
  animation-delay: -0.5s, -1s;
}

.loading13>view:nth-child(3) {
  animation-delay: -1s, -1.5s;
}

.loading13>view:nth-child(4) {
  animation-delay: -1.5s, -2s;
}

.loading13>view:nth-child(5) {
  animation-delay: -2s, -2.5s;
}

@keyframes ball-circus-position {
  50% {
    left: 100%;
  }
}

@keyframes ball-circus-size {
  50% {
    transform: scale(0.3, 0.3);
  }
}

.loading14,
.loading14>view {
  position: relative;
  box-sizing: border-box;
}

.loading14 {
  display: block;
  font-size: 0;
  color: #2161319f;
}

.loading14.la-dark {
  color: #333;
}

.loading14>view {
  display: inline-block;
  float: none;
  background-color: currentColor;
  border: 0 solid currentColor;
}

.loading14 {
  width: 42px;
  height: 32px;
}

.loading14>view:nth-child(1) {
  position: absolute;
  bottom: 32%;
  left: 18%;
  width: 14px;
  height: 14px;
  border-radius: 100%;
  transform-origin: center bottom;
  animation: ball-climbing-dot-jump 0.6s ease-in-out infinite;
}

.loading14>view:not(:nth-child(1)) {
  position: absolute;
  top: 0;
  right: 0;
  width: 14px;
  height: 2px;
  border-radius: 0;
  transform: translate(60%, 0);
  animation: ball-climbing-dot-steps 1.8s linear infinite;
}

.loading14>view:not(:nth-child(1)):nth-child(2) {
  animation-delay: 0ms;
}

.loading14>view:not(:nth-child(1)):nth-child(3) {
  animation-delay: -600ms;
}

.loading14>view:not(:nth-child(1)):nth-child(4) {
  animation-delay: -1200ms;
}

@keyframes ball-climbing-dot-jump {
  0% {
    transform: scale(1, 0.7);
  }

  20% {
    transform: scale(0.7, 1.2);
  }

  40% {
    transform: scale(1, 1);
  }

  50% {
    bottom: 125%;
  }

  46% {
    transform: scale(1, 1);
  }

  80% {
    transform: scale(0.7, 1.2);
  }

  90% {
    transform: scale(0.7, 1.2);
  }

  100% {
    transform: scale(1, 0.7);
  }
}

@keyframes ball-climbing-dot-steps {
  0% {
    top: 0;
    right: 0;
    opacity: 0;
  }

  50% {
    opacity: 1;
  }

  100% {
    top: 100%;
    right: 100%;
    opacity: 0;
  }
}



.loading15,
.loading15>view {
  position: relative;
  box-sizing: border-box;
}

.loading15 {
  display: block;
  font-size: 0;
  color: #2161319f;
}

.loading15.la-dark {
  color: #333;
}

.loading15>view {
  display: inline-block;
  float: none;
  background-color: currentColor;
  border: 0 solid currentColor;
}

.loading15 {
  width: 36px;
  height: 36px;
}

.loading15>view {
  width: 8px;
  height: 8px;
  margin: 2px;
  border-radius: 100%;
  animation-name: ball-grid-beat;
  animation-iteration-count: infinite;
}

.loading15>view:nth-child(1) {
  animation-duration: 0.65s;
  animation-delay: 0.03s;
}

.loading15>view:nth-child(2) {
  animation-duration: 1.02s;
  animation-delay: 0.09s;
}

.loading15>view:nth-child(3) {
  animation-duration: 1.06s;
  animation-delay: -0.69s;
}

、、、

4.完整代码，关注公众号苏苏的bug，更多小程序demo，尽在苏苏的码云如果对你有帮助，欢迎你的star+订阅！

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