@yncoder/element-react/dist/npm/es5/src/slider/Slider.js

Element UI for React

'use strict';

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

var _extends2 = require('babel-runtime/helpers/extends');

var _extends3 = _interopRequireDefault(_extends2);

var _classCallCheck2 = require('babel-runtime/helpers/classCallCheck');

var _classCallCheck3 = _interopRequireDefault(_classCallCheck2);

var _createClass2 = require('babel-runtime/helpers/createClass');

var _createClass3 = _interopRequireDefault(_createClass2);

var _possibleConstructorReturn2 = require('babel-runtime/helpers/possibleConstructorReturn');

var _possibleConstructorReturn3 = _interopRequireDefault(_possibleConstructorReturn2);

var _inherits2 = require('babel-runtime/helpers/inherits');

var _inherits3 = _interopRequireDefault(_inherits2);

var _react = require('react');

var React = _interopRequireWildcard(_react);

var _libs = require('../../libs');

var _inputNumber = require('../input-number');

var _inputNumber2 = _interopRequireDefault(_inputNumber);

var _Button = require('./Button');

var _Button2 = _interopRequireDefault(_Button);

function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) newObj[key] = obj[key]; } } newObj.default = obj; return newObj; } }

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

(function () {
  var enterModule = typeof reactHotLoaderGlobal !== 'undefined' ? reactHotLoaderGlobal.enterModule : undefined;
  enterModule && enterModule(module);
})();

var __signature__ = typeof reactHotLoaderGlobal !== 'undefined' ? reactHotLoaderGlobal.default.signature : function (a) {
  return a;
};

var Slider = function (_Component) {
  (0, _inherits3.default)(Slider, _Component);

  function Slider() {
    var _ref;

    var _temp, _this, _ret;

    (0, _classCallCheck3.default)(this, Slider);

    for (var _len = arguments.length, args = Array(_len), _key = 0; _key < _len; _key++) {
      args[_key] = arguments[_key];
    }

    return _ret = (_temp = (_this = (0, _possibleConstructorReturn3.default)(this, (_ref = Slider.__proto__ || Object.getPrototypeOf(Slider)).call.apply(_ref, [this].concat(args))), _this), _this.state = {
      firstValue: 0,
      secondValue: 0,
      draggingValue: _this.props.value,
      precision: 0,
      inputValue: 0
    }, _this.slider = React.createRef(), _this.button1 = React.createRef(), _this.button2 = React.createRef(), _temp), (0, _possibleConstructorReturn3.default)(_this, _ret);
  }

  (0, _createClass3.default)(Slider, [{
    key: 'getChildContext',
    value: function getChildContext() {
      return {
        component: this
      };
    }
  }, {
    key: 'setValues',
    value: function setValues(state) {
      var _props = this.props,
          range = _props.range,
          min = _props.min,
          max = _props.max,
          _props$triggerOnDragg = _props.triggerOnDragging,
          triggerOnDragging = _props$triggerOnDragg === undefined ? false : _props$triggerOnDragg,
          onChange = _props.onChange;

      var states = (0, _extends3.default)({}, this.state, state);
      var firstValue = states.firstValue,
          secondValue = states.secondValue;
      var inputValue = states.inputValue;

      var changes = void 0;

      if (range) {
        if (secondValue < min) {
          changes = [min, min];
        } else if (firstValue > max) {
          changes = [max, max];
        } else if (firstValue < min) {
          changes = [min, secondValue];
        } else if (secondValue > max) {
          changes = [firstValue, max];
        } else {
          changes = [Math.min(firstValue, secondValue), Math.max(firstValue, secondValue)];
        }
      } else if (typeof firstValue === 'number' && !isNaN(firstValue)) {
        var initValue = Slider.getInitValue(firstValue, this.props);
        if (initValue < min) {
          changes = min;
        } else if (initValue > max) {
          changes = max;
        } else {
          changes = firstValue;
          inputValue = changes;
        }
      }

      this.setState({ firstValue: firstValue, secondValue: secondValue, inputValue: inputValue, draggingValue: changes });

      if (typeof changes !== 'undefined' && onChange && !(Number(triggerOnDragging) ^ Number(this.dragging))) {
        onChange(changes);
      }
    }
  }, {
    key: 'setPosition',
    value: function setPosition(percent) {
      var _props2 = this.props,
          range = _props2.range,
          min = _props2.min,
          max = _props2.max;
      var _state = this.state,
          firstValue = _state.firstValue,
          secondValue = _state.secondValue;


      var targetValue = min + percent * (max - min) / 100;

      if (!range) {
        this.button1 && this.button1.current.setPosition(percent);
        return;
      }

      var button = void 0;

      if (Math.abs(Math.min(firstValue, secondValue) - targetValue) < Math.abs(Math.max(firstValue, secondValue) - targetValue)) {
        button = firstValue < secondValue ? 'button1' : 'button2';
      } else {
        button = firstValue > secondValue ? 'button1' : 'button2';
      }

      this[button] && this[button].current.setPosition(percent);
    }
  }, {
    key: 'onSliderClick',
    value: function onSliderClick(event) {
      var _props3 = this.props,
          disabled = _props3.disabled,
          vertical = _props3.vertical;

      if (disabled || this.dragging || !this.slider.current) return;

      if (vertical) {
        var sliderOffsetBottom = this.slider.current.getBoundingClientRect().bottom;
        this.setPosition((sliderOffsetBottom - event.clientY) / this.sliderSize() * 100);
      } else {
        var sliderOffsetLeft = this.slider.current.getBoundingClientRect().left;
        this.setPosition((event.clientX - sliderOffsetLeft) / this.sliderSize() * 100);
      }

      this.setValues(this.state);
    }
  }, {
    key: 'onInputValueChanged',
    value: function onInputValueChanged(value) {
      this.setValues({
        inputValue: value || 0,
        firstValue: value || 0
      });
    }

    /* Computed Methods */

  }, {
    key: 'sliderSize',
    value: function sliderSize() {
      var vertical = this.props.vertical;

      if (!this.slider.current) return 0;
      return parseInt(vertical ? this.slider.current.offsetHeight : this.slider.current.offsetWidth, 10);
    }
  }, {
    key: 'stops',
    value: function stops() {
      var _props4 = this.props,
          range = _props4.range,
          min = _props4.min,
          max = _props4.max,
          step = _props4.step;
      var _state2 = this.state,
          firstValue = _state2.firstValue,
          secondValue = _state2.secondValue;


      var stopCount = (max - min) / step;
      var stepWidth = 100 * step / (max - min);
      var result = [];

      for (var i = 1; i < stopCount; i++) {
        result.push(i * stepWidth);
      }

      if (range) {
        return result.filter(function (step) {
          return step < 100 * (Math.min(firstValue, secondValue) - min) / (max - min) || step > 100 * (Math.max(firstValue, secondValue) - min) / (max - min);
        });
      } else {
        return result.filter(function (step) {
          return step > 100 * (firstValue - min) / (max - min);
        });
      }
    }
  }, {
    key: 'runwayStyle',
    value: function runwayStyle() {
      var _props5 = this.props,
          vertical = _props5.vertical,
          height = _props5.height;

      return vertical ? { height: height } : {};
    }
  }, {
    key: 'barStyle',
    value: function barStyle() {
      var vertical = this.props.vertical;

      return vertical ? {
        height: this.barSize(),
        bottom: this.barStart()
      } : {
        width: this.barSize(),
        left: this.barStart()
      };
    }
  }, {
    key: 'barSize',
    value: function barSize() {
      var _state3 = this.state,
          firstValue = _state3.firstValue,
          secondValue = _state3.secondValue;
      var _props6 = this.props,
          range = _props6.range,
          max = _props6.max,
          min = _props6.min;

      return range ? 100 * (Math.max(firstValue, secondValue) - Math.min(firstValue, secondValue)) / (max - min) + '%' : 100 * (firstValue - min) / (max - min) + '%';
    }
  }, {
    key: 'barStart',
    value: function barStart() {
      var _state4 = this.state,
          firstValue = _state4.firstValue,
          secondValue = _state4.secondValue;
      var _props7 = this.props,
          range = _props7.range,
          max = _props7.max,
          min = _props7.min;

      return range ? 100 * (Math.min(firstValue, secondValue) - min) / (max - min) + '%' : '0%';
    }
  }, {
    key: 'render',
    value: function render() {
      var _this2 = this;

      var _props8 = this.props,
          vertical = _props8.vertical,
          showInput = _props8.showInput,
          showStops = _props8.showStops,
          showInputControls = _props8.showInputControls,
          range = _props8.range,
          step = _props8.step,
          disabled = _props8.disabled,
          min = _props8.min,
          max = _props8.max;
      var _state5 = this.state,
          inputValue = _state5.inputValue,
          firstValue = _state5.firstValue,
          secondValue = _state5.secondValue;


      return React.createElement(
        'div',
        { className: this.className('el-slider', {
            'is-vertical': vertical,
            'el-slider--with-input': showInput
          }) },
        showInput && !range && React.createElement(_inputNumber2.default, {
          ref: 'input',
          className: 'el-slider__input',
          defaultValue: inputValue,
          value: firstValue,
          step: step,
          disabled: disabled,
          controls: showInputControls,
          min: min,
          max: max,
          size: 'small',
          onChange: this.onInputValueChanged.bind(this)
        }),
        React.createElement(
          'div',
          {
            ref: this.slider,
            style: this.runwayStyle(),
            className: this.classNames('el-slider__runway', {
              'show-input': showInput,
              'disabled': disabled
            }),
            onClick: this.onSliderClick.bind(this)
          },
          React.createElement('div', {
            className: 'el-slider__bar',
            style: this.barStyle() }),
          React.createElement(_Button2.default, {
            ref: this.button1,
            vertical: vertical, value: firstValue,
            onChange: function onChange(v) {
              return _this2.setValues({ firstValue: v });
            }
          }),
          range && React.createElement(_Button2.default, {
            ref: this.button2,
            vertical: vertical, value: secondValue,
            onChange: function onChange(v) {
              return _this2.setValues({ secondValue: v });
            }
          }),
          showStops && this.stops().map(function (item, index) {
            return React.createElement('div', {
              key: index,
              className: 'el-slider__stop',
              style: vertical ? { 'bottom': item + '%' } : { 'left': item + '%' }
            });
          })
        )
      );
    }
  }, {
    key: '__reactstandin__regenerateByEval',
    // @ts-ignore
    value: function __reactstandin__regenerateByEval(key, code) {
      // @ts-ignore
      this[key] = eval(code);
    }
  }, {
    key: 'dragging',
    get: function get() {
      return this.button1.current && this.button1.current.state.dragging || this.button2.current && this.button2.current.state.dragging;
    }
  }], [{
    key: 'getDerivedStateFromProps',
    value: function getDerivedStateFromProps(props, state) {
      var range = props.range,
          value = props.value,
          min = props.min,
          max = props.max,
          step = props.step;


      var nextValue = state.draggingValue;

      if (range) {
        if (Array.isArray(nextValue)) {
          state.firstValue = Math.max(min, nextValue[0]);
          state.secondValue = Math.min(max, nextValue[1]);
        } else {
          state.firstValue = min;
          state.secondValue = max;
        }

        state.draggingValue = [state.firstValue, state.secondValue];
      } else {
        state.firstValue = Slider.getInitValue(nextValue, props);
        state.draggingValue = state.firstValue;
      }

      var precisions = [min, max, step].map(function (item) {
        var decimal = ('' + item).split('.')[1];
        return decimal ? decimal.length : 0;
      });

      state.precision = Math.max.apply(null, precisions);
      state.inputValue = state.inputValue || state.firstValue;

      return state;
    }
  }, {
    key: 'getInitValue',
    value: function getInitValue(value, _ref2) {
      var min = _ref2.min,
          max = _ref2.max;

      var initValue = value;
      if (typeof value !== 'number' || isNaN(value)) {
        initValue = min;
      } else {
        initValue = Math.min(max, Math.max(min, value));
      }
      return initValue;
    }
  }]);
  return Slider;
}(_libs.Component);

var _default = Slider;
exports.default = _default;


Slider.childContextTypes = {
  component: _libs.PropTypes.any
};

Slider.propTypes = {
  min: _libs.PropTypes.oneOfType([_libs.PropTypes.number, _libs.PropTypes.string]),
  max: _libs.PropTypes.oneOfType([_libs.PropTypes.number, _libs.PropTypes.string]),
  step: _libs.PropTypes.oneOfType([_libs.PropTypes.number, _libs.PropTypes.string]),
  value: _libs.PropTypes.oneOfType([_libs.PropTypes.number, _libs.PropTypes.arrayOf(_libs.PropTypes.number)]),
  showInput: _libs.PropTypes.bool,
  showInputControls: _libs.PropTypes.bool,
  showTooltip: _libs.PropTypes.bool,
  showStops: _libs.PropTypes.bool,
  disabled: _libs.PropTypes.bool,
  range: _libs.PropTypes.bool,
  vertical: _libs.PropTypes.bool,
  height: _libs.PropTypes.string,
  formatTooltip: _libs.PropTypes.func,
  onChange: _libs.PropTypes.func,
  triggerOnDragging: _libs.PropTypes.bool
};

Slider.defaultProps = {
  showTooltip: true,
  showInputControls: true,
  min: 0,
  max: 100,
  step: 1,
  value: 0,
  triggerOnDragging: false
};
;

(function () {
  var reactHotLoader = typeof reactHotLoaderGlobal !== 'undefined' ? reactHotLoaderGlobal.default : undefined;

  if (!reactHotLoader) {
    return;
  }

  reactHotLoader.register(Slider, 'Slider', 'src/slider/Slider.jsx');
  reactHotLoader.register(_default, 'default', 'src/slider/Slider.jsx');
})();

;

(function () {
  var leaveModule = typeof reactHotLoaderGlobal !== 'undefined' ? reactHotLoaderGlobal.leaveModule : undefined;
  leaveModule && leaveModule(module);
})();