halo-theme-dream/src/js/cursor/click/heart.js

梦之城，童话梦境，动漫类型博客主题。

!function (e, t, a) {
  function r() {
    for (var e = 0; e < s.length; e++) s[e].alpha <= 0 ? (t.body.removeChild(s[e].el), s.splice(e, 1)) : (s[
      e].y--, s[e].scale += .004, s[e].alpha -= .013, s[e].el.style.cssText = 'left:' + s[e].x +
      'px;top:' + s[e].y + 'px;opacity:' + s[e].alpha + ';transform:scale(' + s[e].scale + ',' + s[e].scale + ') rotate(45deg);background:' + s[e].color + ';z-index:99999')
    requestAnimationFrame(r)
  }

  function n() {
    var t = 'function' == typeof e.onclick && e.onclick
    e.onclick = function (e) {
      t && t(), o(e)
    }
  }

  function o(e) {
    var a = t.createElement('div')
    a.className = 'heart', s.push({
      el: a,
      x: e.clientX - 5,
      y: e.clientY - 5,
      scale: 1,
      alpha: 1,
      color: c()
    }), t.body.appendChild(a)
  }

  function i(e) {
    var a = t.createElement('style')
    a.type = 'text/css'
    try {
      a.appendChild(t.createTextNode(e))
    } catch (t) {
      a.styleSheet.cssText = e
    }
    t.getElementsByTagName('head')[0].appendChild(a)
  }

  function c() {
    return 'rgb(' + ~~(255 * Math.random()) + ',' + ~~(255 * Math.random()) + ',' + ~~(255 * Math
      .random()) + ')'
  }

  var s = []
  e.requestAnimationFrame = e.requestAnimationFrame || e.webkitRequestAnimationFrame || e
    .mozRequestAnimationFrame || e.oRequestAnimationFrame || e.msRequestAnimationFrame || function (e) {
    setTimeout(e, 1e3 / 60)
  }, i(
    '.heart{width: 10px;height: 10px;position: fixed;background: #f00;transform: rotate(45deg);-webkit-transform: rotate(45deg);-moz-transform: rotate(45deg);}.heart:after,.heart:before{content: \'\';width: inherit;height: inherit;background: inherit;border-radius: 50%;-webkit-border-radius: 50%;-moz-border-radius: 50%;position: fixed;}.heart:after{top: -5px;}.heart:before{left: -5px;}'
  ), n(), r()
}(window, document)