vue實現直播間點贊功能

1.style.css

body {
  --bubble_time: 3s;
  --bubble_scale: 0.8s;
}
.praise_bubble {
  width: 100px;
  height: 200px;
  position: relative;
  background-color: #f4f4f4;
}
.bubble {
  position: absolute;
  width: 40px;
  height: 40px;
  left: 30px;
  bottom: 0px;
  background-repeat: no-repeat;
  background-size: 100%;
  transform-origin: bottom;
}
.b1 {
  background-image: url(./images/bg1.png);
  /* // 可以使用雪碧圖
  // background-position: -42px -107px;
  // background-size: 188.5px 147px; */
}
.b2 {
  background-image: url(./images/bg2.png);
  /* // background-position: -84px -107px;
  // background-size: 188.5px 147px; */
}
.b3 {
  background-image: url(./images/bg3.png);
  /* // background-position: 0 -107px;
  // background-size: 188.5px 147px; */
}
.b4 {
  background-image: url(./images/bg4.png);
  /* // background-position: -45px -62px;
  // background-size: 188.5px 147px; */
}
.b5 {
  background-image: url(./images/bg5.png);
  /* // background-position: -107px -42px;
  // background-size: 188.5px 147px; */
}
.b6 {
  background-image: url(./images/bg6.png);
  /* // background-position: -107px 0;
  // background-size: 188.5px 147px; */
}
.bl1 {
  animation: bubble_1 var(--bubble_time) linear 1 forwards,
    bubble_big_1 var(--bubble_scale) linear 1 forwards,
    bubble_y var(--bubble_time) linear 1 forwards;
}
.bl2 {
  animation: bubble_2 var(--bubble_time) linear 1 forwards,
    bubble_big_2 var(--bubble_scale) linear 1 forwards,
    bubble_y var(--bubble_time) linear 1 forwards;
}
.bl3 {
  animation: bubble_3 var(--bubble_time) linear 1 forwards,
    bubble_big_1 var(--bubble_scale) linear 1 forwards,
    bubble_y var(--bubble_time) linear 1 forwards;
}
.bl4 {
  animation: bubble_4 var(--bubble_time) linear 1 forwards,
    bubble_big_2 var(--bubble_scale) linear 1 forwards,
    bubble_y var(--bubble_time) linear 1 forwards;
}
.bl5 {
  animation: bubble_5 var(--bubble_time) linear 1 forwards,
    bubble_big_1 var(--bubble_scale) linear 1 forwards,
    bubble_y var(--bubble_time) linear 1 forwards;
}
.bl6 {
  animation: bubble_6 var(--bubble_time) linear 1 forwards,
    bubble_big_3 var(--bubble_scale) linear 1 forwards,
    bubble_y var(--bubble_time) linear 1 forwards;
}
.bl7 {
  animation: bubble_7 var(--bubble_time) linear 1 forwards,
    bubble_big_1 var(--bubble_scale) linear 1 forwards,
    bubble_y var(--bubble_time) linear 1 forwards;
}
.bl8 {
  animation: bubble_8 var(--bubble_time) linear 1 forwards,
    bubble_big_3 var(--bubble_scale) linear 1 forwards,
    bubble_y var(--bubble_time) linear 1 forwards;
}
.bl9 {
  animation: bubble_9 var(--bubble_time) linear 1 forwards,
    bubble_big_2 var(--bubble_scale) linear 1 forwards,
    bubble_y var(--bubble_time) linear 1 forwards;
}
.bl10 {
  animation: bubble_10 var(--bubble_time) linear 1 forwards,
    bubble_big_1 var(--bubble_scale) linear 1 forwards,
    bubble_y var(--bubble_time) linear 1 forwards;
}
.bl11 {
  animation: bubble_11 var(--bubble_time) linear 1 forwards,
    bubble_big_2 var(--bubble_scale) linear 1 forwards,
    bubble_y var(--bubble_time) linear 1 forwards;
}
@keyframes bubble_11 {
  0% {
  }
  25% {
    margin-left: -10px;
  }
  50% {
    margin-left: -10px;
  }
  100% {
    margin-left: -18px;
  }
}
@keyframes bubble_10 {
  0% {
  }
  25% {
    margin-left: -20px;
  }
  50% {
    margin-left: -20px;
  }
  100% {
    margin-left: -20px;
  }
}
@keyframes bubble_9 {
  0% {
  }
  25% {
    margin-left: 10px;
  }
  50% {
    margin-left: 10px;
  }
  100% {
    margin-left: 10px;
  }
}
@keyframes bubble_8 {
  0% {
  }
  25% {
    margin-left: 20px;
  }
  50% {
    margin-left: 20px;
  }
  100% {
    margin-left: 20px;
  }
}
@keyframes bubble_7 {
  0% {
  }
  25% {
    margin-left: 3px;
  }
  50% {
    margin-left: 1px;
  }
  75% {
    margin-left: 2px;
  }
  100% {
    margin-left: 3px;
  }
}
@keyframes bubble_6 {
  0% {
  }
  25% {
    margin-left: -3px;
  }
  50% {
    margin-left: -1px;
  }
  75% {
    margin-left: -2px;
  }
  100% {
    margin-left: -3px;
  }
}
@keyframes bubble_5 {
  0% {
  }
  25% {
    margin-left: 5px;
  }
  50% {
    margin-left: -5px;
  }
  75% {
    margin-left: -10px;
  }
  100% {
    margin-left: -20px;
  }
}
@keyframes bubble_4 {
  0% {
  }
  25% {
    margin-left: -5px;
  }
  50% {
    margin-left: -5px;
  }
  75% {
    margin-left: 20px;
  }
  100% {
    margin-left: 10px;
  }
}
@keyframes bubble_3 {
  0% {
  }
  25% {
    margin-left: -20px;
  }
  50% {
    margin-left: 10px;
  }
  75% {
    margin-left: 20px;
  }
  100% {
    margin-left: -10px;
  }
}
@keyframes bubble_2 {
  0% {
  }
  25% {
    margin-left: 20px;
  }
  50% {
    margin-left: 25px;
  }
  75% {
    margin-left: 10px;
  }
  100% {
    margin-left: 5px;
  }
}
@keyframes bubble_1 {
  0% {
  }
  25% {
    margin-left: -8px;
  }
  50% {
    margin-left: 8px;
  }
  75% {
    margin-left: -15px;
  }
  100% {
    margin-left: 15px;
  }
}
@keyframes bubble_big_1 {
  0% {
    transform: scale(0.3);
  }
  100% {
    transform: scale(1.2);
  }
}
@keyframes bubble_big_2 {
  0% {
    transform: scale(0.3);
  }
  100% {
    transform: scale(0.9);
  }
}
@keyframes bubble_big_3 {
  0% {
    transform: scale(0.3);
  }
  100% {
    transform: scale(0.6);
  }
}
@keyframes bubble_y {
  0% {
    margin-bottom: 0;
  }
  10% {
    margin-bottom: 0;
  }
  75% {
    opacity: 1;
  }
  100% {
    margin-bottom: 200px;
    opacity: 0;
  }
}

2.startPlus.vue

<style scoped>
  @import url(style.css);
</style>
<template>
  <div class="startPlus">
    <div class="praise_bubble" id="praise_bubble"></div>
    <button @click="addPraise">點贊</button>
  </div>
</template>

<script>
export default {
  name: "startPlus",
  components: {},
  props: {},
  data() {
    return {};
  },
  watch: {},
  computed: {},
  methods: {
    addPraise() {
      let praiseBubble = document.getElementById("praise_bubble");
      const b = Math.floor(Math.random() * 6) + 1;
      const bl = Math.floor(Math.random() * 11) + 1; // bl1~bl11
      let d = document.createElement("div");
      d.className = `bubble b${b} bl${bl}`;
      d.dataset.t = String(Date.now());
      praiseBubble.appendChild(d);
      setTimeout(() => {
        praiseBubble.removeChild(d);
      }, 3000);
    }
  },
  created() {},
  mounted() {
    
  }
};
</script>

3.創建圖片文件夾images

放入圖片