vue气球滑块选择器效果-html代码-BFW代码库

代码语言：html

代码描述：vue气球滑块选择器效果

下面为部分代码预览，完整代码请点击下载或在bfwstudio webide中打开

<html>
<head>
<meta charset="utf-8">

<style type="text/css">
        :root {
  --color-primary: #5626e8;
  --color-secondary: #d2daef;
  --color-bg: #f4f6fe;
}

* {
  box-sizing: border-box;
}

body {
  background-color: var(--color-bg);
}

main {
  width: 100%;
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
}

.sliderContainer {
  position: relative;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 3em;
}

.sliderContainer .sliderContainer__input {
  width: 100%;
  -webkit-appearance: none;
  appearance: none;
  outline: none;
  height: 0.2em;
  background-image: -webkit-gradient(
    linear,
    left top,
    right top,
    color-stop(50%, var(--color-primary)),
    color-stop(50%, var(--color-secondary))
  );
  border-radius: 1em;
  margin: 0;
}

.sliderContainer .sliderContainer__thumb {
  cursor: pointer;
  width: 1.5em;
  height: 1.5em;
  border: 0.5em solid var(--color-primary);
  border-radius: 100%;
  background-color: white;
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  user-select: none;
}

.ballon {
  --size: 4em;

  width: var(--size);
  height: var(--size);
  display: flex;
  justify-content: center;
  align-items: center;
  background-color: var(--color-primary);
  border-bottom-left-radius: 50%;
  position: absolute;
  border-top-left-radius: 50%;
  border-top-right-radius: 50%;
  top: -1.2em;
  opacity: 0;
}

.ballon .ballon__text {
  color: white;
  transform: rotate(-45deg);
  font-family: Arial, Helvetica, sans-serif;
}

.ballon::after {
  content: "";
  position: absolute;
  width: 0;
  height: 0;
  border-left: 0.25em solid transparent;
  border-right: 0.25em solid transparent;
  transform: rotate(-45deg);
  border-bottom: 0.25em solid var(--color-primary);
  top: 98%;
  left: 94%;
}

@media (max-width: 768px) {
  .sliderContainer {
    min-width: 95%;
  }
}

    </style>
</head>
<body>
<script type="text/javascript" src="http://repo.bfw.wiki/bfwrepo/js/vue@2.6.1.js"></script>
<script type="text/javascript" src="http://repo.bfw.wiki/bfwrepo/js/hammer.min.js"></script>
<script src="http://repo.bfw.wiki/bfwrepo/js/TweenMax.min.js"></script>
<main>
<div class="sliderContainer">
<div class="ballon" ref="ballonEl">
<span class="ballon__text" ref="ballonTextEl">{{ percent }}</span>
</div>
<div v-on:mousedown="dragStart" v-on:touchstart="dragStart" ref="thumbEl" class="sliderContainer__thumb"></div>
<div class="sliderContainer__input" ref="inputEl"></div>
</div>
</main>
</body>
<script>
        /**
让气球飞！
  尝试将范围设置在 80 到 100 之间以查看飞行动画。
**/

let currentDeltaX = 0;

//Utils
const getElementOffset = el => el.getBoundingClientRect();

const getPercentInBetween = ({ value, min, max }) => {
  return (value - min) / (max - min) * 100;
};

const getValueInBetween = (value, { min, max }) => {
  if (value < min) return min;
  if (value > max) return max;
  return value;
};

const getSliderValue = () => {
  const getRef = ref => app.$refs[ref];
  const { left: thumbElLeft, width: thumbElWidth } = getElementOffset(
    getRef("thumbEl")
  );
  const { left: inputElLeft, right: inputElRight } = getElementOffset(
    getRef("inputEl")
  );
  const thumbCenterPoint = thumbElLeft + thumbElWidth / 2;

  const rangeValue = getPercentInBetween({
    value: thumbCenterPoint,
    min: inputElLeft,
    max: inputElRight
  });

  const percent = Math.round(
    getValueInBetween(rangeValue, { min: 0, max: 100 })
  );

  return percent;
};

const getBallonScaleValue = () =>
  1 + getValueInBetween(getSliderValue(), { min: 1, max: 99 }) / 480;

//-------------------

const app = new Vue({
  el: "main",
  data: {
    isDragging: false,
    percent: 50,
    initialThumbElClientRect: null
  },
  mounted: function() {
    const getRef = ref => this.$refs[ref];

    TweenLite.set(getRef("thumbEl"), {
      y: "-50%"
    });

    TweenLite.set(getRef("ballonEl&quo.........完整代码请登录后点击上方下载按钮下载查看