js+svg实现一个大转盘抽奖效果代码-html代码-BFW代码库

js+svg实现一个大转盘抽奖效果代码

代码语言：html

所属分类：大转盘

代码描述：js+svg实现一个大转盘抽奖效果代码

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


<!DOCTYPE html>
<html lang="en" >

<head>

  <meta charset="UTF-8">

  <meta name="viewport" content="width=device-width, initial-scale=1">


  
<style>
@import url("https://fonts.googleapis.com/css2?family=Girassol&display=swap");

* {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
}

body {
  display: grid;
  place-items: center;
  overflow: hidden;
}

.deal-wheel {
  --size: clamp(250px, 80vmin, 700px);
  --lg-hs: 0 3%;
  --lg-stop: 50%;
  --lg: linear-gradient(
      hsl(var(--lg-hs) 0%) 0 var(--lg-stop),
      hsl(var(--lg-hs) 20%) var(--lg-stop) 100%
    );
  
  position: relative;
  display: grid;
  grid-gap: calc(var(--size) / 20);
  align-items: center;
  grid-template-areas:
    "spinner"
    "trigger";
  font-family: "Girassol", sans-serif;
  font-size: calc(var(--size) / 21);
  line-height: 1;
  text-transform: lowercase;
}

.deal-wheel > * {
  grid-area: spinner;
}

.deal-wheel .btn-spin {
  grid-area: trigger;
  justify-self: center;
}

.spinner {
  position: relative;
  display: grid;
  align-items: center;
  grid-template-areas: "spinner";
  width: var(--size);
  height: var(--size);
  transform: rotate(calc(var(--rotate, 25) * 1deg));
  border-radius: 50%;
  box-shadow: inset 0 0 0 calc(var(--size) / 40) hsl(0deg 0% 0% / 0.06);
}

.spinner * {
  grid-area: spinner;
}

.prize {
  position: relative;
  display: flex;
  align-items: center;
  padding: 0 calc(var(--size) / 6) 0 calc(var(--size) / 20);
  width: 50%;
  height: 50%;
  transform-origin: center right;
  transform: rotate(var(--rotate));
  -webkit-user-select: none;
     -moz-user-select: none;
      -ms-user-select: none;
          user-select: none;
}

.cap {
  --cap-size: calc(var(--size) / 4);
  position: relative;
  justify-self: center;
  width: var(--cap-size);
  height: var(--cap-size);
}

/* Hide select dropdown from SVG import file */
.cap select {
  display: none;
}

.cap svg {
  width: 100%;
}

.ticker {
  position: relative;
  left: calc(var(--size) / -15);
  width: calc(var(--size) / 10);
  height: calc(var(--size) / 20);
  background: var(--lg);
  z-index: 1;
  -webkit-clip-path: polygon(20% 0, 100% 50%, 20% 100%, 0% 50%);
          clip-path: polygon(20% 0, 100% 50%, 20% 100%, 0% 50%);
  transform-origin: center left;
}

.btn-spin {
  color: hsl(0deg 0% 100%);
  background: var(--lg);
  border: none;
  font-family: inherit;
  font-size: inherit;
  line-height: inherit;
  text-transform: inherit;
  padding: 0.9rem 2rem 1rem;
  border-radius: 0.25rem;
  cursor: pointer;
  transition: opacity 200ms ease-out;
}

.btn-spin:focus {
  outline-offset: 2px;
}

.btn-spin:active {
  transform: translateY(1px);
}

.btn-spin:disabled {
  cursor: progress;
  opacity: 0.25;
}

/* Spinning animation */
.is-spinning .spinner {
  transition: transform 8s cubic-bezier(0.1, -0.01, 0, 1);
}

.is-spinning .ticker {
  -webkit-animation: tick 700ms cubic-bezier(0.34, 1.56, 0.64, 1);
          animation: tick 700ms cubic-bezier(0.34, 1.56, 0.64, 1);
}

@-webkit-keyframes tick {
  40% {
    transform: rotate(-12deg);
  }
}

@keyframes tick {
  40% {
    transform: rotate(-12deg);
  }
}

/* Selected prize animation */
.prize.selected .text {
  color: white;
  -webkit-animation: selected 800ms ease;
          animation: selected 800m.........完整代码请登录后点击上方下载按钮下载查看