acud/es/_util/motion.js

acg react 组件库

import { tuple } from './type';
// ================== Collapse Motion ==================
var getCollapsedHeight = function getCollapsedHeight() {
  return {
    height: 0,
    opacity: 0
  };
};
var getRealHeight = function getRealHeight(node) {
  return {
    height: node.scrollHeight,
    opacity: 1
  };
};
var getCurrentHeight = function getCurrentHeight(node) {
  return {
    height: node.offsetHeight
  };
};
var skipOpacityTransition = function skipOpacityTransition(_, event) {
  return event.propertyName === 'height';
};
var collapseMotion = {
  motionName: 'acud-motion-collapse',
  onAppearStart: getCollapsedHeight,
  onEnterStart: getCollapsedHeight,
  onAppearActive: getRealHeight,
  onEnterActive: getRealHeight,
  onLeaveStart: getCurrentHeight,
  onLeaveActive: getCollapsedHeight,
  onAppearEnd: skipOpacityTransition,
  onEnterEnd: skipOpacityTransition,
  onLeaveEnd: skipOpacityTransition,
  motionDeadline: 500
};
var SelectPlacements = tuple('bottomLeft', 'bottomRight', 'topLeft', 'topRight');
var getTransitionDirection = function getTransitionDirection(placement) {
  if (placement !== undefined && (placement === 'topLeft' || placement === 'topRight')) {
    return 'slide-down';
  }
  return 'slide-up';
};
var getTransitionName = function getTransitionName(rootPrefixCls, motion, transitionName) {
  if (transitionName !== undefined) {
    return transitionName;
  }
  return "".concat(rootPrefixCls, "-").concat(motion);
};
export { getTransitionName, getTransitionDirection };
export default collapseMotion;