react-input-range
Version:
React component for inputting numeric values within a range
296 lines (236 loc) • 9.1 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.default = undefined;
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 _desc, _value, _class;
var _react = require('react');
var _react2 = _interopRequireDefault(_react);
var _propTypes = require('prop-types');
var _propTypes2 = _interopRequireDefault(_propTypes);
var _autobindDecorator = require('autobind-decorator');
var _autobindDecorator2 = _interopRequireDefault(_autobindDecorator);
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
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; }
function _applyDecoratedDescriptor(target, property, decorators, descriptor, context) {
var desc = {};
Object['ke' + 'ys'](descriptor).forEach(function (key) {
desc[key] = descriptor[key];
});
desc.enumerable = !!desc.enumerable;
desc.configurable = !!desc.configurable;
if ('value' in desc || desc.initializer) {
desc.writable = true;
}
desc = decorators.slice().reverse().reduce(function (desc, decorator) {
return decorator(target, property, desc) || desc;
}, desc);
if (context && desc.initializer !== void 0) {
desc.value = desc.initializer ? desc.initializer.call(context) : void 0;
desc.initializer = undefined;
}
if (desc.initializer === void 0) {
Object['define' + 'Property'](target, property, desc);
desc = null;
}
return desc;
}
/**
* @ignore
*/
var Track = (_class = function (_React$Component) {
_inherits(Track, _React$Component);
_createClass(Track, null, [{
key: 'propTypes',
/**
* @override
* @return {Object}
* @property {Function} children
* @property {Function} classNames
* @property {Boolean} draggableTrack
* @property {Function} onTrackDrag
* @property {Function} onTrackMouseDown
* @property {Function} percentages
*/
get: function get() {
return {
children: _propTypes2.default.node.isRequired,
classNames: _propTypes2.default.objectOf(_propTypes2.default.string).isRequired,
draggableTrack: _propTypes2.default.bool,
onTrackDrag: _propTypes2.default.func,
onTrackMouseDown: _propTypes2.default.func.isRequired,
percentages: _propTypes2.default.objectOf(_propTypes2.default.number).isRequired
};
}
/**
* @param {Object} props
* @param {InputRangeClassNames} props.classNames
* @param {Boolean} props.draggableTrack
* @param {Function} props.onTrackDrag
* @param {Function} props.onTrackMouseDown
* @param {number} props.percentages
*/
}]);
function Track(props) {
_classCallCheck(this, Track);
/**
* @private
* @type {?Component}
*/
var _this = _possibleConstructorReturn(this, (Track.__proto__ || Object.getPrototypeOf(Track)).call(this, props));
_this.node = null;
_this.trackDragEvent = null;
return _this;
}
/**
* @private
* @return {ClientRect}
*/
_createClass(Track, [{
key: 'getClientRect',
value: function getClientRect() {
return this.node.getBoundingClientRect();
}
/**
* @private
* @return {Object} CSS styles
*/
}, {
key: 'getActiveTrackStyle',
value: function getActiveTrackStyle() {
var width = (this.props.percentages.max - this.props.percentages.min) * 100 + '%';
var left = this.props.percentages.min * 100 + '%';
return { left: left, width: width };
}
/**
* Listen to mousemove event
* @private
* @return {void}
*/
}, {
key: 'addDocumentMouseMoveListener',
value: function addDocumentMouseMoveListener() {
this.removeDocumentMouseMoveListener();
this.node.ownerDocument.addEventListener('mousemove', this.handleMouseMove);
}
/**
* Listen to mouseup event
* @private
* @return {void}
*/
}, {
key: 'addDocumentMouseUpListener',
value: function addDocumentMouseUpListener() {
this.removeDocumentMouseUpListener();
this.node.ownerDocument.addEventListener('mouseup', this.handleMouseUp);
}
/**
* @private
* @return {void}
*/
}, {
key: 'removeDocumentMouseMoveListener',
value: function removeDocumentMouseMoveListener() {
this.node.ownerDocument.removeEventListener('mousemove', this.handleMouseMove);
}
/**
* @private
* @return {void}
*/
}, {
key: 'removeDocumentMouseUpListener',
value: function removeDocumentMouseUpListener() {
this.node.ownerDocument.removeEventListener('mouseup', this.handleMouseUp);
}
/**
* @private
* @param {SyntheticEvent} event
* @return {void}
*/
}, {
key: 'handleMouseMove',
value: function handleMouseMove(event) {
if (!this.props.draggableTrack) {
return;
}
if (this.trackDragEvent !== null) {
this.props.onTrackDrag(event, this.trackDragEvent);
}
this.trackDragEvent = event;
}
/**
* @private
* @return {void}
*/
}, {
key: 'handleMouseUp',
value: function handleMouseUp() {
if (!this.props.draggableTrack) {
return;
}
this.removeDocumentMouseMoveListener();
this.removeDocumentMouseUpListener();
this.trackDragEvent = null;
}
/**
* @private
* @param {SyntheticEvent} event - User event
*/
}, {
key: 'handleMouseDown',
value: function handleMouseDown(event) {
var clientX = event.touches ? event.touches[0].clientX : event.clientX;
var trackClientRect = this.getClientRect();
var position = {
x: clientX - trackClientRect.left,
y: 0
};
this.props.onTrackMouseDown(event, position);
if (this.props.draggableTrack) {
this.addDocumentMouseMoveListener();
this.addDocumentMouseUpListener();
}
}
/**
* @private
* @param {SyntheticEvent} event - User event
*/
}, {
key: 'handleTouchStart',
value: function handleTouchStart(event) {
event.preventDefault();
this.handleMouseDown(event);
}
/**
* @override
* @return {JSX.Element}
*/
}, {
key: 'render',
value: function render() {
var _this2 = this;
var activeTrackStyle = this.getActiveTrackStyle();
return _react2.default.createElement(
'div',
{
className: this.props.classNames.track,
onMouseDown: this.handleMouseDown,
onTouchStart: this.handleTouchStart,
ref: function ref(node) {
_this2.node = node;
} },
_react2.default.createElement('div', {
style: activeTrackStyle,
className: this.props.classNames.activeTrack }),
this.props.children
);
}
}]);
return Track;
}(_react2.default.Component), (_applyDecoratedDescriptor(_class.prototype, 'handleMouseMove', [_autobindDecorator2.default], Object.getOwnPropertyDescriptor(_class.prototype, 'handleMouseMove'), _class.prototype), _applyDecoratedDescriptor(_class.prototype, 'handleMouseUp', [_autobindDecorator2.default], Object.getOwnPropertyDescriptor(_class.prototype, 'handleMouseUp'), _class.prototype), _applyDecoratedDescriptor(_class.prototype, 'handleMouseDown', [_autobindDecorator2.default], Object.getOwnPropertyDescriptor(_class.prototype, 'handleMouseDown'), _class.prototype), _applyDecoratedDescriptor(_class.prototype, 'handleTouchStart', [_autobindDecorator2.default], Object.getOwnPropertyDescriptor(_class.prototype, 'handleTouchStart'), _class.prototype)), _class);
exports.default = Track;
module.exports = exports['default'];
//# sourceMappingURL=track.js.map