nuke-touchable/lib/ripples.js

可点击容器

'use strict';

Object.defineProperty(exports, "__esModule", {
  value: true
});

var _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; };

var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

var _rax = require('rax');

function _objectWithoutProperties(obj, keys) { var target = {}; for (var i in obj) { if (keys.indexOf(i) >= 0) continue; if (!Object.prototype.hasOwnProperty.call(obj, i)) continue; target[i] = obj[i]; } return target; }

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }

function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; } /** @jsx createElement */


var rippleStyle = {
  position: 'absolute',
  borderRadius: '50%',
  opacity: 0,
  width: 35,
  height: 35,
  transform: 'translate(-50%, -50%)',
  pointerEvents: 'none'
};

var wrapStyle = {
  position: 'relative',
  display: 'flex',
  flexDirection: 'column',
  overflow: 'hidden'
};

var Ripples = function (_PureComponent) {
  _inherits(Ripples, _PureComponent);

  function Ripples(props, context) {
    _classCallCheck(this, Ripples);

    var _this = _possibleConstructorReturn(this, (Ripples.__proto__ || Object.getPrototypeOf(Ripples)).call(this, props));

    _this.handleClick = function (ev) {
      if (ev.stopPropagation) {
        ev.stopPropagation();
      }

      var _this$props = _this.props,
          onClick = _this$props.onClick,
          color = _this$props.color,
          during = _this$props.during;
      var pageX = ev.pageX,
          pageY = ev.pageY,
          _ev$currentTarget = ev.currentTarget,
          offsetLeft = _ev$currentTarget.offsetLeft,
          offsetTop = _ev$currentTarget.offsetTop,
          offsetWidth = _ev$currentTarget.offsetWidth,
          offsetHeight = _ev$currentTarget.offsetHeight;


      var left = pageX - offsetLeft;
      var top = pageY - offsetTop;

      _this.setState({
        rippleStyle: {
          top: top,
          left: left,
          opacity: 1,
          backgroundColor: color
        }
      });

      setTimeout(function () {
        var size = Math.max(offsetWidth, offsetHeight);

        _this.setState({
          rippleStyle: {
            top: top,
            left: left,
            backgroundColor: color,
            transition: 'all ' + during + 'ms',
            transform: rippleStyle.transform + ' scale(' + size / 9 + ')',
            opacity: 0
          }
        });
      }, 50);

      if (typeof onClick === 'function') {
        onClick(ev);
      }
    };

    _this.state = {
      rippleStyle: {}
    };
    return _this;
  }

  _createClass(Ripples, [{
    key: 'render',
    value: function render() {
      var _props = this.props,
          children = _props.children,
          style = _props.style,
          during = _props.during,
          color = _props.color,
          props = _objectWithoutProperties(_props, ['children', 'style', 'during', 'color']);

      var state = this.state,
          handleClick = this.handleClick;


      var s = _extends({}, wrapStyle, style);

      return (0, _rax.createElement)(
        'div',
        _extends({}, props, { style: s, onClick: handleClick }),
        children,
        (0, _rax.createElement)('s', {
          style: _extends({}, rippleStyle, state.rippleStyle)
        })
      );
    }
  }]);

  return Ripples;
}(_rax.PureComponent);

Ripples.propTypes = {
  during: _rax.PropTypes.number,
  color: _rax.PropTypes.string
};

Ripples.defaultProps = {
  during: 600,
  color: 'rgba(0, 0, 0, .3)'
};
exports.default = Ripples;
module.exports = exports['default'];