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react-draggable.js
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react-draggable.js
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(function webpackUniversalModuleDefinition(root, factory) {
if(typeof exports === 'object' && typeof module === 'object')
module.exports = factory(require("react"), require("react-dom"));
else if(typeof define === 'function' && define.amd)
define(["react", "react-dom"], factory);
else if(typeof exports === 'object')
exports["ReactDraggable"] = factory(require("react"), require("react-dom"));
else
root["ReactDraggable"] = factory(root["React"], root["ReactDOM"]);
})(this, function(__WEBPACK_EXTERNAL_MODULE_2__, __WEBPACK_EXTERNAL_MODULE_3__) {
return /******/ (function(modules) { // webpackBootstrap
/******/ // The module cache
/******/ var installedModules = {};
/******/
/******/ // The require function
/******/ function __webpack_require__(moduleId) {
/******/
/******/ // Check if module is in cache
/******/ if(installedModules[moduleId])
/******/ return installedModules[moduleId].exports;
/******/
/******/ // Create a new module (and put it into the cache)
/******/ var module = installedModules[moduleId] = {
/******/ exports: {},
/******/ id: moduleId,
/******/ loaded: false
/******/ };
/******/
/******/ // Execute the module function
/******/ modules[moduleId].call(module.exports, module, module.exports, __webpack_require__);
/******/
/******/ // Flag the module as loaded
/******/ module.loaded = true;
/******/
/******/ // Return the exports of the module
/******/ return module.exports;
/******/ }
/******/
/******/
/******/ // expose the modules object (__webpack_modules__)
/******/ __webpack_require__.m = modules;
/******/
/******/ // expose the module cache
/******/ __webpack_require__.c = installedModules;
/******/
/******/ // __webpack_public_path__
/******/ __webpack_require__.p = "";
/******/
/******/ // Load entry module and return exports
/******/ return __webpack_require__(0);
/******/ })
/************************************************************************/
/******/ ([
/* 0 */
/***/ function(module, exports, __webpack_require__) {
'use strict';
module.exports = __webpack_require__(1).default;
module.exports.DraggableCore = __webpack_require__(9).default;
/***/ },
/* 1 */
/***/ function(module, exports, __webpack_require__) {
'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 _slicedToArray = function () { function sliceIterator(arr, i) { var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i["return"]) _i["return"](); } finally { if (_d) throw _e; } } return _arr; } return function (arr, i) { if (Array.isArray(arr)) { return arr; } else if (Symbol.iterator in Object(arr)) { return sliceIterator(arr, i); } else { throw new TypeError("Invalid attempt to destructure non-iterable instance"); } }; }();
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 _react = __webpack_require__(2);
var _react2 = _interopRequireDefault(_react);
var _reactDom = __webpack_require__(3);
var _reactDom2 = _interopRequireDefault(_reactDom);
var _classnames = __webpack_require__(4);
var _classnames2 = _interopRequireDefault(_classnames);
var _domFns = __webpack_require__(5);
var _positionFns = __webpack_require__(8);
var _shims = __webpack_require__(6);
var _DraggableCore = __webpack_require__(9);
var _DraggableCore2 = _interopRequireDefault(_DraggableCore);
var _log = __webpack_require__(10);
var _log2 = _interopRequireDefault(_log);
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; }
// $FlowIgnore
//
// Define <Draggable>
//
var Draggable = function (_React$Component) {
_inherits(Draggable, _React$Component);
function Draggable() {
var _ref;
var _temp, _this, _ret;
_classCallCheck(this, Draggable);
for (var _len = arguments.length, args = Array(_len), _key = 0; _key < _len; _key++) {
args[_key] = arguments[_key];
}
return _ret = (_temp = (_this = _possibleConstructorReturn(this, (_ref = Draggable.__proto__ || Object.getPrototypeOf(Draggable)).call.apply(_ref, [this].concat(args))), _this), _this.state = {
// Whether or not we are currently dragging.
dragging: false,
// Whether or not we have been dragged before.
dragged: false,
// Current transform x and y.
clientX: _this.props.start.x, clientY: _this.props.start.y,
// Used for compensating for out-of-bounds drags
slackX: 0, slackY: 0,
// Can only determine if SVG after mounting
isElementSVG: false
}, _this.onDragStart = function (e, coreEvent) {
(0, _log2.default)('Draggable: onDragStart: %j', coreEvent.position);
// Short-circuit if user's callback killed it.
var shouldStart = _this.props.onStart(e, (0, _domFns.createUIEvent)(_this, coreEvent));
// Kills start event on core as well, so move handlers are never bound.
if (shouldStart === false) return false;
_this.setState({ dragging: true, dragged: true });
}, _this.onDrag = function (e, coreEvent) {
if (!_this.state.dragging) return false;
(0, _log2.default)('Draggable: onDrag: %j', coreEvent.position);
var uiEvent = (0, _domFns.createUIEvent)(_this, coreEvent);
var newState = {
clientX: uiEvent.position.left,
clientY: uiEvent.position.top
};
// Keep within bounds.
if (_this.props.bounds) {
// Save original x and y.
var _clientX = newState.clientX,
_clientY = newState.clientY;
// Add slack to the values used to calculate bound position. This will ensure that if
// we start removing slack, the element won't react to it right away until it's been
// completely removed.
newState.clientX += _this.state.slackX;
newState.clientY += _this.state.slackY;
// Get bound position. This will ceil/floor the x and y within the boundaries.
// Recalculate slack by noting how much was shaved by the boundPosition handler.
var _getBoundPosition = (0, _positionFns.getBoundPosition)(_this, newState.clientX, newState.clientY);
var _getBoundPosition2 = _slicedToArray(_getBoundPosition, 2);
newState.clientX = _getBoundPosition2[0];
newState.clientY = _getBoundPosition2[1];
newState.slackX = _this.state.slackX + (_clientX - newState.clientX);
newState.slackY = _this.state.slackY + (_clientY - newState.clientY);
// Update the event we fire to reflect what really happened after bounds took effect.
uiEvent.position.left = _clientX;
uiEvent.position.top = _clientY;
uiEvent.deltaX = newState.clientX - _this.state.clientX;
uiEvent.deltaY = newState.clientY - _this.state.clientY;
}
// Short-circuit if user's callback killed it.
var shouldUpdate = _this.props.onDrag(e, uiEvent);
if (shouldUpdate === false) return false;
_this.setState(newState);
}, _this.onDragStop = function (e, coreEvent) {
if (!_this.state.dragging) return false;
// Short-circuit if user's callback killed it.
var shouldStop = _this.props.onStop(e, (0, _domFns.createUIEvent)(_this, coreEvent));
if (shouldStop === false) return false;
(0, _log2.default)('Draggable: onDragStop: %j', coreEvent.position);
_this.setState({
dragging: false,
slackX: 0,
slackY: 0
});
}, _temp), _possibleConstructorReturn(_this, _ret);
}
_createClass(Draggable, [{
key: 'componentDidMount',
value: function componentDidMount() {
// Check to see if the element passed is an instanceof SVGElement
if (_reactDom2.default.findDOMNode(this) instanceof SVGElement) {
this.setState({ isElementSVG: true });
}
}
}, {
key: 'componentWillUnmount',
value: function componentWillUnmount() {
this.setState({ dragging: false }); // prevents invariant if unmounted while dragging
}
}, {
key: 'componentWillReceiveProps',
value: function componentWillReceiveProps(next) {
var _state = this.state,
clientX = _state.clientX,
clientY = _state.clientY;
if (next.x !== clientX || next.y !== clientY) {
var _getBoundPosition3 = (0, _positionFns.getBoundPosition)(this, next.x, next.y);
var _getBoundPosition4 = _slicedToArray(_getBoundPosition3, 2);
clientX = _getBoundPosition4[0];
clientY = _getBoundPosition4[1];
this.setState({ clientX: clientX, clientY: clientY });
}
}
}, {
key: 'render',
value: function render() {
var style = {},
svgTransform = null;
// Add a CSS transform to move the element around. This allows us to move the element around
// without worrying about whether or not it is relatively or absolutely positioned.
// If the item you are dragging already has a transform set, wrap it in a <span> so <Draggable>
// has a clean slate.
var transformOpts = {
// Set left if horizontal drag is enabled
x: (0, _positionFns.canDragX)(this) ? this.state.clientX : this.props.start.x,
// Set top if vertical drag is enabled
y: (0, _positionFns.canDragY)(this) ? this.state.clientY : this.props.start.y
};
// If this element was SVG, we use the `transform` attribute.
if (this.state.isElementSVG) {
svgTransform = (0, _domFns.createSVGTransform)(transformOpts);
} else {
style = (0, _domFns.createCSSTransform)(transformOpts);
}
// zIndex option
if (this.state.dragging && !isNaN(this.props.zIndex)) {
style.zIndex = this.props.zIndex;
}
// Mark with class while dragging
var className = (0, _classnames2.default)(this.props.children.props.className || '', 'react-draggable', {
'react-draggable-dragging': this.state.dragging,
'react-draggable-dragged': this.state.dragged
});
// Reuse the child provided
// This makes it flexible to use whatever element is wanted (div, ul, etc)
return _react2.default.createElement(
_DraggableCore2.default,
_extends({}, this.props, { onStart: this.onDragStart, onDrag: this.onDrag, onStop: this.onDragStop }),
_react2.default.cloneElement(_react2.default.Children.only(this.props.children), {
className: className,
style: _extends({}, this.props.children.props.style, style),
transform: svgTransform
})
);
}
}]);
return Draggable;
}(_react2.default.Component);
Draggable.displayName = 'Draggable';
Draggable.propTypes = _extends({}, _DraggableCore2.default.propTypes, {
/**
* `axis` determines which axis the draggable can move.
*
* Note that all callbacks will still return data as normal. This only
* controls flushing to the DOM.
*
* 'both' allows movement horizontally and vertically.
* 'x' limits movement to horizontal axis.
* 'y' limits movement to vertical axis.
* 'none' limits all movement.
*
* Defaults to 'both'.
*/
axis: _react.PropTypes.oneOf(['both', 'x', 'y', 'none']),
/**
* `bounds` determines the range of movement available to the element.
* Available values are:
*
* 'parent' restricts movement within the Draggable's parent node.
*
* Alternatively, pass an object with the following properties, all of which are optional:
*
* {left: LEFT_BOUND, right: RIGHT_BOUND, bottom: BOTTOM_BOUND, top: TOP_BOUND}
*
* All values are in px.
*
* Example:
*
* ```jsx
* let App = React.createClass({
* render: function () {
* return (
* <Draggable bounds={{right: 300, bottom: 300}}>
* <div>Content</div>
* </Draggable>
* );
* }
* });
* ```
*/
bounds: _react.PropTypes.oneOfType([_react.PropTypes.shape({
left: _react.PropTypes.Number,
right: _react.PropTypes.Number,
top: _react.PropTypes.Number,
bottom: _react.PropTypes.Number
}), _react.PropTypes.string, _react.PropTypes.oneOf([false])]),
/**
* `start` specifies the x and y that the dragged item should start at
*
* Example:
*
* ```jsx
* let App = React.createClass({
* render: function () {
* return (
* <Draggable start={{x: 25, y: 25}}>
* <div>I start with transformX: 25px and transformY: 25px;</div>
* </Draggable>
* );
* }
* });
* ```
*/
start: _react.PropTypes.shape({
x: _react.PropTypes.number,
y: _react.PropTypes.number
}),
/**
* `zIndex` specifies the zIndex to use while dragging.
*
* Example:
*
* ```jsx
* let App = React.createClass({
* render: function () {
* return (
* <Draggable zIndex={100}>
* <div>I have a zIndex</div>
* </Draggable>
* );
* }
* });
* ```
*/
zIndex: _react.PropTypes.number,
/**
* These properties should be defined on the child, not here.
*/
className: _shims.dontSetMe,
style: _shims.dontSetMe,
transform: _shims.dontSetMe
});
Draggable.defaultProps = _extends({}, _DraggableCore2.default.defaultProps, {
axis: 'both',
bounds: false,
start: { x: 0, y: 0 },
zIndex: NaN,
x: 0,
y: 0
});
exports.default = Draggable;
/***/ },
/* 2 */
/***/ function(module, exports) {
module.exports = __WEBPACK_EXTERNAL_MODULE_2__;
/***/ },
/* 3 */
/***/ function(module, exports) {
module.exports = __WEBPACK_EXTERNAL_MODULE_3__;
/***/ },
/* 4 */
/***/ function(module, exports, __webpack_require__) {
var __WEBPACK_AMD_DEFINE_ARRAY__, __WEBPACK_AMD_DEFINE_RESULT__;/*!
Copyright (c) 2016 Jed Watson.
Licensed under the MIT License (MIT), see
http://jedwatson.github.io/classnames
*/
/* global define */
(function () {
'use strict';
var hasOwn = {}.hasOwnProperty;
function classNames () {
var classes = [];
for (var i = 0; i < arguments.length; i++) {
var arg = arguments[i];
if (!arg) continue;
var argType = typeof arg;
if (argType === 'string' || argType === 'number') {
classes.push(arg);
} else if (Array.isArray(arg)) {
classes.push(classNames.apply(null, arg));
} else if (argType === 'object') {
for (var key in arg) {
if (hasOwn.call(arg, key) && arg[key]) {
classes.push(key);
}
}
}
}
return classes.join(' ');
}
if (typeof module !== 'undefined' && module.exports) {
module.exports = classNames;
} else if (true) {
// register as 'classnames', consistent with npm package name
!(__WEBPACK_AMD_DEFINE_ARRAY__ = [], __WEBPACK_AMD_DEFINE_RESULT__ = function () {
return classNames;
}.apply(exports, __WEBPACK_AMD_DEFINE_ARRAY__), __WEBPACK_AMD_DEFINE_RESULT__ !== undefined && (module.exports = __WEBPACK_AMD_DEFINE_RESULT__));
} else {
window.classNames = classNames;
}
}());
/***/ },
/* 5 */
/***/ function(module, exports, __webpack_require__) {
'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; };
exports.matchesSelector = matchesSelector;
exports.addEvent = addEvent;
exports.removeEvent = removeEvent;
exports.outerHeight = outerHeight;
exports.outerWidth = outerWidth;
exports.innerHeight = innerHeight;
exports.innerWidth = innerWidth;
exports.createCSSTransform = createCSSTransform;
exports.createSVGTransform = createSVGTransform;
exports.addUserSelectStyles = addUserSelectStyles;
exports.removeUserSelectStyles = removeUserSelectStyles;
exports.styleHacks = styleHacks;
exports.createCoreEvent = createCoreEvent;
exports.createUIEvent = createUIEvent;
var _shims = __webpack_require__(6);
var _getPrefix = __webpack_require__(7);
var _getPrefix2 = _interopRequireDefault(_getPrefix);
var _reactDom = __webpack_require__(3);
var _reactDom2 = _interopRequireDefault(_reactDom);
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }
var matchesSelectorFunc = '';
function matchesSelector(el, selector) {
if (!matchesSelectorFunc) {
matchesSelectorFunc = (0, _shims.findInArray)(['matches', 'webkitMatchesSelector', 'mozMatchesSelector', 'msMatchesSelector', 'oMatchesSelector'], function (method) {
// $FlowIgnore: Doesn't think elements are indexable
return (0, _shims.isFunction)(el[method]);
});
}
// $FlowIgnore: Doesn't think elements are indexable
return el[matchesSelectorFunc].call(el, selector);
}
function addEvent(el, event, handler) {
if (!el) {
return;
}
if (el.attachEvent) {
el.attachEvent('on' + event, handler);
} else if (el.addEventListener) {
el.addEventListener(event, handler, true);
} else {
// $FlowIgnore: Doesn't think elements are indexable
el['on' + event] = handler;
}
}
function removeEvent(el, event, handler) {
if (!el) {
return;
}
if (el.detachEvent) {
el.detachEvent('on' + event, handler);
} else if (el.removeEventListener) {
el.removeEventListener(event, handler, true);
} else {
// $FlowIgnore: Doesn't think elements are indexable
el['on' + event] = null;
}
}
function outerHeight(node) {
// This is deliberately excluding margin for our calculations, since we are using
// offsetTop which is including margin. See getBoundPosition
var height = node.clientHeight;
var computedStyle = window.getComputedStyle(node);
height += (0, _shims.int)(computedStyle.borderTopWidth);
height += (0, _shims.int)(computedStyle.borderBottomWidth);
return height;
}
function outerWidth(node) {
// This is deliberately excluding margin for our calculations, since we are using
// offsetLeft which is including margin. See getBoundPosition
var width = node.clientWidth;
var computedStyle = window.getComputedStyle(node);
width += (0, _shims.int)(computedStyle.borderLeftWidth);
width += (0, _shims.int)(computedStyle.borderRightWidth);
return width;
}
function innerHeight(node) {
var height = node.clientHeight;
var computedStyle = window.getComputedStyle(node);
height -= (0, _shims.int)(computedStyle.paddingTop);
height -= (0, _shims.int)(computedStyle.paddingBottom);
return height;
}
function innerWidth(node) {
var width = node.clientWidth;
var computedStyle = window.getComputedStyle(node);
width -= (0, _shims.int)(computedStyle.paddingLeft);
width -= (0, _shims.int)(computedStyle.paddingRight);
return width;
}
function createCSSTransform(_ref) {
var x = _ref.x,
y = _ref.y;
// Replace unitless items with px
return _defineProperty({}, (0, _getPrefix.browserPrefixToKey)('transform', _getPrefix2.default), 'translate(' + x + 'px,' + y + 'px)');
}
function createSVGTransform(_ref3) {
var x = _ref3.x,
y = _ref3.y;
return 'translate(' + x + ',' + y + ')';
}
// User-select Hacks:
//
// Useful for preventing blue highlights all over everything when dragging.
var userSelectPrefix = (0, _getPrefix.getPrefix)('user-select');
var userSelect = (0, _getPrefix.browserPrefixToStyle)('user-select', userSelectPrefix);
var userSelectStyle = ';' + userSelect + ': none;';
function addUserSelectStyles() {
var style = document.body.getAttribute('style') || '';
document.body.setAttribute('style', style + userSelectStyle);
}
function removeUserSelectStyles() {
var style = document.body.getAttribute('style') || '';
document.body.setAttribute('style', style.replace(userSelectStyle, ''));
}
function styleHacks() {
var childStyle = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
// Workaround IE pointer events; see #51
// https://github.com/mzabriskie/react-draggable/issues/51#issuecomment-103488278
return _extends({
touchAction: 'none'
}, childStyle);
}
// Create an event exposed by <DraggableCore>
function createCoreEvent(draggable, clientX, clientY) {
// State changes are often (but not always!) async. We want the latest value.
var state = draggable._pendingState || draggable.state;
var isStart = !(0, _shims.isNum)(state.lastX);
return {
node: _reactDom2.default.findDOMNode(draggable),
position: isStart ?
// If this is our first move, use the clientX and clientY as last coords.
{
deltaX: 0, deltaY: 0,
lastX: clientX, lastY: clientY,
clientX: clientX, clientY: clientY
} :
// Otherwise calculate proper values.
{
deltaX: clientX - state.lastX, deltaY: clientY - state.lastY,
lastX: state.lastX, lastY: state.lastY,
clientX: clientX, clientY: clientY
}
};
}
// Create an event exposed by <Draggable>
function createUIEvent(draggable, coreEvent) {
return {
node: _reactDom2.default.findDOMNode(draggable),
position: {
left: draggable.state.clientX + coreEvent.position.deltaX,
top: draggable.state.clientY + coreEvent.position.deltaY
},
deltaX: coreEvent.position.deltaX,
deltaY: coreEvent.position.deltaY
};
}
/***/ },
/* 6 */
/***/ function(module, exports) {
'use strict';
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.findInArray = findInArray;
exports.isFunction = isFunction;
exports.isNum = isNum;
exports.int = int;
exports.dontSetMe = dontSetMe;
// @credits https://gist.github.com/rogozhnikoff/a43cfed27c41e4e68cdc
function findInArray(array, callback) {
for (var i = 0, length = array.length; i < length; i++) {
if (callback.apply(callback, [array[i], i, array])) return array[i];
}
}
function isFunction(func) {
return typeof func === 'function' || Object.prototype.toString.call(func) === '[object Function]';
}
function isNum(num) {
return typeof num === 'number' && !isNaN(num);
}
function int(a) {
return parseInt(a, 10);
}
function dontSetMe(props, propName, componentName) {
if (props[propName]) {
throw new Error('Invalid prop ' + propName + ' passed to ' + componentName + ' - do not set this, set it on the child.');
}
}
/***/ },
/* 7 */
/***/ function(module, exports) {
'use strict';
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.getPrefix = getPrefix;
exports.browserPrefixToKey = browserPrefixToKey;
exports.browserPrefixToStyle = browserPrefixToStyle;
var prefixes = ['Moz', 'Webkit', 'O', 'ms'];
function getPrefix() {
var prop = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : 'transform';
// Checking specifically for 'window.document' is for pseudo-browser server-side
// environments that define 'window' as the global context.
// E.g. React-rails (see https://github.com/reactjs/react-rails/pull/84)
if (typeof window === 'undefined' || typeof window.document === 'undefined') return '';
var style = window.document.documentElement.style;
if (prop in style) return '';
for (var i = 0; i < prefixes.length; i++) {
if (browserPrefixToStyle(prop, prefixes[i]) in style) return prefixes[i];
}
return '';
}
function browserPrefixToKey(prop, prefix) {
return prefix ? '' + prefix + kebabToTitleCase(prop) : prop;
}
function browserPrefixToStyle(prop, prefix) {
return prefix ? '-' + prefix.toLowerCase() + '-' + prop : prop;
}
function kebabToTitleCase(str) {
var out = '';
var shouldCapitalize = true;
for (var i = 0; i < str.length; i++) {
if (shouldCapitalize) {
out += str[i].toUpperCase();
shouldCapitalize = false;
} else if (str[i] === '-') {
shouldCapitalize = true;
} else {
out += str[i];
}
}
return out;
}
// Default export is the prefix itself, like 'Moz', 'Webkit', etc
// Note that you may have to re-test for certain things; for instance, Chrome 50
// can handle unprefixed `transform`, but not unprefixed `user-select`
exports.default = getPrefix();
/***/ },
/* 8 */
/***/ function(module, exports, __webpack_require__) {
'use strict';
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.getBoundPosition = getBoundPosition;
exports.snapToGrid = snapToGrid;
exports.canDragX = canDragX;
exports.canDragY = canDragY;
exports.getControlPosition = getControlPosition;
var _react = __webpack_require__(2);
var _react2 = _interopRequireDefault(_react);
var _shims = __webpack_require__(6);
var _reactDom = __webpack_require__(3);
var _reactDom2 = _interopRequireDefault(_reactDom);
var _domFns = __webpack_require__(5);
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
function getBoundPosition(draggable, clientX, clientY) {
// If no bounds, short-circuit and move on
if (!draggable.props.bounds) return [clientX, clientY];
// Clone new bounds
var bounds = draggable.props.bounds;
bounds = typeof bounds === 'string' ? bounds : cloneBounds(bounds);
var node = _reactDom2.default.findDOMNode(draggable);
if (typeof bounds === 'string') {
var boundNode = void 0;
if (bounds === 'parent') {
boundNode = node.parentNode;
} else {
boundNode = document.querySelector(bounds);
if (!boundNode) throw new Error('Bounds selector "' + bounds + '" could not find an element.');
}
var nodeStyle = window.getComputedStyle(node);
var boundNodeStyle = window.getComputedStyle(boundNode);
// Compute bounds. This is a pain with padding and offsets but this gets it exactly right.
bounds = {
left: -node.offsetLeft + (0, _shims.int)(boundNodeStyle.paddingLeft) + (0, _shims.int)(nodeStyle.borderLeftWidth) + (0, _shims.int)(nodeStyle.marginLeft),
top: -node.offsetTop + (0, _shims.int)(boundNodeStyle.paddingTop) + (0, _shims.int)(nodeStyle.borderTopWidth) + (0, _shims.int)(nodeStyle.marginTop),
right: (0, _domFns.innerWidth)(boundNode) - (0, _domFns.outerWidth)(node) - node.offsetLeft,
bottom: (0, _domFns.innerHeight)(boundNode) - (0, _domFns.outerHeight)(node) - node.offsetTop
};
}
// Keep x and y below right and bottom limits...
if ((0, _shims.isNum)(bounds.right)) clientX = Math.min(clientX, bounds.right);
if ((0, _shims.isNum)(bounds.bottom)) clientY = Math.min(clientY, bounds.bottom);
// But above left and top limits.
if ((0, _shims.isNum)(bounds.left)) clientX = Math.max(clientX, bounds.left);
if ((0, _shims.isNum)(bounds.top)) clientY = Math.max(clientY, bounds.top);
return [clientX, clientY];
}
function snapToGrid(grid, pendingX, pendingY) {
var x = Math.round(pendingX / grid[0]) * grid[0];
var y = Math.round(pendingY / grid[1]) * grid[1];
return [x, y];
}
function canDragX(draggable) {
return draggable.props.axis === 'both' || draggable.props.axis === 'x';
}
function canDragY(draggable) {
return draggable.props.axis === 'both' || draggable.props.axis === 'y';
}
// Get {clientX, clientY} positions from event.
function getControlPosition(e) {
var position = e.targetTouches && e.targetTouches[0] || e.changedTouches && e.changedTouches[0] || e;
return {
clientX: position.clientX,
clientY: position.clientY
};
}
// A lot faster than stringify/parse
function cloneBounds(bounds) {
return {
left: bounds.left,
top: bounds.top,
right: bounds.right,
bottom: bounds.bottom
};
}
/***/ },
/* 9 */
/***/ function(module, exports, __webpack_require__) {
'use strict';
Object.defineProperty(exports, "__esModule", {
value: true
});
var _slicedToArray = function () { function sliceIterator(arr, i) { var _arr = []; var _n = true; var _d = false; var _e = undefined; try { for (var _i = arr[Symbol.iterator](), _s; !(_n = (_s = _i.next()).done); _n = true) { _arr.push(_s.value); if (i && _arr.length === i) break; } } catch (err) { _d = true; _e = err; } finally { try { if (!_n && _i["return"]) _i["return"](); } finally { if (_d) throw _e; } } return _arr; } return function (arr, i) { if (Array.isArray(arr)) { return arr; } else if (Symbol.iterator in Object(arr)) { return sliceIterator(arr, i); } else { throw new TypeError("Invalid attempt to destructure non-iterable instance"); } }; }();
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 _react = __webpack_require__(2);
var _react2 = _interopRequireDefault(_react);
var _domFns = __webpack_require__(5);
var _positionFns = __webpack_require__(8);
var _shims = __webpack_require__(6);
var _log = __webpack_require__(10);
var _log2 = _interopRequireDefault(_log);
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; }
// Simple abstraction for dragging events names.
var eventsFor = {
touch: {
start: 'touchstart',
move: 'touchmove',
stop: 'touchend'
},
mouse: {
start: 'mousedown',
move: 'mousemove',
stop: 'mouseup'
}
};
// Default to mouse events.
var dragEventFor = eventsFor.mouse;
//
// Define <DraggableCore>.
//
// <DraggableCore> is for advanced usage of <Draggable>. It maintains minimal internal state so it can
// work well with libraries that require more control over the element.
//
var DraggableCore = function (_React$Component) {
_inherits(DraggableCore, _React$Component);
function DraggableCore() {
var _ref;
var _temp, _this, _ret;
_classCallCheck(this, DraggableCore);
for (var _len = arguments.length, args = Array(_len), _key = 0; _key < _len; _key++) {
args[_key] = arguments[_key];
}
return _ret = (_temp = (_this = _possibleConstructorReturn(this, (_ref = DraggableCore.__proto__ || Object.getPrototypeOf(DraggableCore)).call.apply(_ref, [this].concat(args))), _this), _this.state = {
dragging: false,
// Used while dragging to determine deltas.
lastX: null, lastY: null
}, _this.handleDragStart = function (e) {
// Make it possible to attach event handlers on top of this one.
_this.props.onMouseDown(e);
// Only accept left-clicks.
if (!_this.props.allowAnyClick && typeof e.button === 'number' && e.button !== 0) return false;
// Short circuit if handle or cancel prop was provided and selector doesn't match.
if (_this.props.disabled || _this.props.handle && !(0, _domFns.matchesSelector)(e.target, _this.props.handle) || _this.props.cancel && (0, _domFns.matchesSelector)(e.target, _this.props.cancel)) {
return;
}
// Set touch identifier in component state if this is a touch event. This allows us to
// distinguish between individual touches on multitouch screens by identifying which
// touchpoint was set to this element.
if (e.targetTouches) {
_this.setState({ touchIdentifier: e.targetTouches[0].identifier });
}
// Add a style to the body to disable user-select. This prevents text from
// being selected all over the page.
if (_this.props.enableUserSelectHack) (0, _domFns.addUserSelectStyles)();
// Get the current drag point from the event. This is used as the offset.
var _getControlPosition = (0, _positionFns.getControlPosition)(e),
clientX = _getControlPosition.clientX,
clientY = _getControlPosition.clientY;
// Create an event object with all the data parents need to make a decision here.
var coreEvent = (0, _domFns.createCoreEvent)(_this, clientX, clientY);
(0, _log2.default)('DraggableCore: handleDragStart: %j', coreEvent.position);
// Call event handler. If it returns explicit false, cancel.
(0, _log2.default)('calling', _this.props.onStart);
var shouldUpdate = _this.props.onStart(e, coreEvent);
if (shouldUpdate === false) return;
// Initiate dragging. Set the current x and y as offsets
// so we know how much we've moved during the drag. This allows us