choerodon-ui/es/_util/openAnimation.js

An enterprise-class UI design language and React-based implementation

import cssAnimation from 'css-animation';
import raf from 'raf';
export function animate(node, show, done, className) {
  var height;
  var requestAnimationFrameId;
  return cssAnimation(node, className, {
    start: function start() {
      if (!show) {
        node.style.height = "".concat(node.offsetHeight, "px");
        node.style.opacity = '1';
      } else {
        height = node.offsetHeight;
        node.style.height = '0px';
        node.style.opacity = '0';
      }
    },
    active: function active() {
      if (requestAnimationFrameId) {
        raf.cancel(requestAnimationFrameId);
      }

      requestAnimationFrameId = raf(function () {
        node.style.height = "".concat(show ? height : 0, "px");
        node.style.opacity = show ? '1' : '0';
      });
    },
    end: function end() {
      if (requestAnimationFrameId) {
        raf.cancel(requestAnimationFrameId);
      }

      node.style.height = '';
      node.style.opacity = '';
      done();
    }
  });
}
var animation = {
  enter: function enter(node, done) {
    return animate(node, true, done, 'c7n-motion-collapse');
  },
  leave: function leave(node, done) {
    return animate(node, false, done, 'c7n-motion-collapse');
  },
  appear: function appear(node, done) {
    return animate(node, true, done, 'c7n-motion-collapse');
  }
};
export default animation;
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