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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-dom"), require("react"));
else if(typeof define === 'function' && define.amd)
define(["react-dom", "react"], factory);
else if(typeof exports === 'object')
exports["ReactDraggable"] = factory(require("react-dom"), require("react"));
else
root["ReactDraggable"] = factory(root["ReactDOM"], root["React"]);
})(this, function(__WEBPACK_EXTERNAL_MODULE_4__, __WEBPACK_EXTERNAL_MODULE_6__) {
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] = {
/******/ i: moduleId,
/******/ l: false,
/******/ exports: {}
/******/ };
/******/
/******/ // Execute the module function
/******/ modules[moduleId].call(module.exports, module, module.exports, __webpack_require__);
/******/
/******/ // Flag the module as loaded
/******/ module.l = 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;
/******/
/******/ // define getter function for harmony exports
/******/ __webpack_require__.d = function(exports, name, getter) {
/******/ if(!__webpack_require__.o(exports, name)) {
/******/ Object.defineProperty(exports, name, {
/******/ configurable: false,
/******/ enumerable: true,
/******/ get: getter
/******/ });
/******/ }
/******/ };
/******/
/******/ // getDefaultExport function for compatibility with non-harmony modules
/******/ __webpack_require__.n = function(module) {
/******/ var getter = module && module.__esModule ?
/******/ function getDefault() { return module['default']; } :
/******/ function getModuleExports() { return module; };
/******/ __webpack_require__.d(getter, 'a', getter);
/******/ return getter;
/******/ };
/******/
/******/ // Object.prototype.hasOwnProperty.call
/******/ __webpack_require__.o = function(object, property) { return Object.prototype.hasOwnProperty.call(object, property); };
/******/
/******/ // __webpack_public_path__
/******/ __webpack_require__.p = "";
/******/
/******/ // Load entry module and return exports
/******/ return __webpack_require__(__webpack_require__.s = 12);
/******/ })
/************************************************************************/
/******/ ([
/* 0 */
/***/ (function(module, exports, __webpack_require__) {
"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 /*: Array<any> | TouchList*/, callback /*: Function*/) /*: any*/ {
for (var i = 0, length = array.length; i < length; i++) {
if (callback.apply(callback, [array[i], i, array])) return array[i];
}
}
function isFunction(func /*: any*/) /*: boolean*/ {
return typeof func === 'function' || Object.prototype.toString.call(func) === '[object Function]';
}
function isNum(num /*: any*/) /*: boolean*/ {
return typeof num === 'number' && !isNaN(num);
}
function int(a /*: string*/) /*: number*/ {
return parseInt(a, 10);
}
function dontSetMe(props /*: Object*/, propName /*: string*/, componentName /*: string*/) {
if (props[propName]) {
return new Error('Invalid prop ' + propName + ' passed to ' + componentName + ' - do not set this, set it on the child.');
}
}
/***/ }),
/* 1 */
/***/ (function(module, exports, __webpack_require__) {
"use strict";
/**
* Copyright (c) 2013-present, Facebook, Inc.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*
*
*/
function makeEmptyFunction(arg) {
return function () {
return arg;
};
}
/**
* This function accepts and discards inputs; it has no side effects. This is
* primarily useful idiomatically for overridable function endpoints which
* always need to be callable, since JS lacks a null-call idiom ala Cocoa.
*/
var emptyFunction = function emptyFunction() {};
emptyFunction.thatReturns = makeEmptyFunction;
emptyFunction.thatReturnsFalse = makeEmptyFunction(false);
emptyFunction.thatReturnsTrue = makeEmptyFunction(true);
emptyFunction.thatReturnsNull = makeEmptyFunction(null);
emptyFunction.thatReturnsThis = function () {
return this;
};
emptyFunction.thatReturnsArgument = function (arg) {
return arg;
};
module.exports = emptyFunction;
/***/ }),
/* 2 */
/***/ (function(module, exports, __webpack_require__) {
"use strict";
/**
* Copyright (c) 2013-present, Facebook, Inc.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*
*/
/**
* Use invariant() to assert state which your program assumes to be true.
*
* Provide sprintf-style format (only %s is supported) and arguments
* to provide information about what broke and what you were
* expecting.
*
* The invariant message will be stripped in production, but the invariant
* will remain to ensure logic does not differ in production.
*/
var validateFormat = function validateFormat(format) {};
if (Object({"DRAGGABLE_DEBUG":undefined}).NODE_ENV !== 'production') {
validateFormat = function validateFormat(format) {
if (format === undefined) {
throw new Error('invariant requires an error message argument');
}
};
}
function invariant(condition, format, a, b, c, d, e, f) {
validateFormat(format);
if (!condition) {
var error;
if (format === undefined) {
error = new Error('Minified exception occurred; use the non-minified dev environment ' + 'for the full error message and additional helpful warnings.');
} else {
var args = [a, b, c, d, e, f];
var argIndex = 0;
error = new Error(format.replace(/%s/g, function () {
return args[argIndex++];
}));
error.name = 'Invariant Violation';
}
error.framesToPop = 1; // we don't care about invariant's own frame
throw error;
}
}
module.exports = invariant;
/***/ }),
/* 3 */
/***/ (function(module, exports, __webpack_require__) {
"use strict";
/**
* Copyright (c) 2013-present, Facebook, Inc.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*/
var ReactPropTypesSecret = 'SECRET_DO_NOT_PASS_THIS_OR_YOU_WILL_BE_FIRED';
module.exports = ReactPropTypesSecret;
/***/ }),
/* 4 */
/***/ (function(module, exports) {
module.exports = __WEBPACK_EXTERNAL_MODULE_4__;
/***/ }),
/* 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.matchesSelectorAndParentsTo = matchesSelectorAndParentsTo;
exports.addEvent = addEvent;
exports.removeEvent = removeEvent;
exports.outerHeight = outerHeight;
exports.outerWidth = outerWidth;
exports.innerHeight = innerHeight;
exports.innerWidth = innerWidth;
exports.offsetXYFromParent = offsetXYFromParent;
exports.createCSSTransform = createCSSTransform;
exports.createSVGTransform = createSVGTransform;
exports.getTouch = getTouch;
exports.getTouchIdentifier = getTouchIdentifier;
exports.addUserSelectStyles = addUserSelectStyles;
exports.removeUserSelectStyles = removeUserSelectStyles;
exports.styleHacks = styleHacks;
exports.addClassName = addClassName;
exports.removeClassName = removeClassName;
var _shims = __webpack_require__(0);
var _getPrefix = __webpack_require__(19);
var _getPrefix2 = _interopRequireDefault(_getPrefix);
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; }
/*:: import type {ControlPosition, MouseTouchEvent} from './types';*/
var matchesSelectorFunc = '';
function matchesSelector(el /*: Node*/, selector /*: string*/) /*: boolean*/ {
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]);
});
}
// Might not be found entirely (not an Element?) - in that case, bail
// $FlowIgnore: Doesn't think elements are indexable
if (!(0, _shims.isFunction)(el[matchesSelectorFunc])) return false;
// $FlowIgnore: Doesn't think elements are indexable
return el[matchesSelectorFunc](selector);
}
// Works up the tree to the draggable itself attempting to match selector.
function matchesSelectorAndParentsTo(el /*: Node*/, selector /*: string*/, baseNode /*: Node*/) /*: boolean*/ {
var node = el;
do {
if (matchesSelector(node, selector)) return true;
if (node === baseNode) return false;
node = node.parentNode;
} while (node);
return false;
}
function addEvent(el /*: ?Node*/, event /*: string*/, handler /*: Function*/) /*: void*/ {
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 /*: ?Node*/, event /*: string*/, handler /*: Function*/) /*: void*/ {
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 /*: HTMLElement*/) /*: number*/ {
// 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 = node.ownerDocument.defaultView.getComputedStyle(node);
height += (0, _shims.int)(computedStyle.borderTopWidth);
height += (0, _shims.int)(computedStyle.borderBottomWidth);
return height;
}
function outerWidth(node /*: HTMLElement*/) /*: number*/ {
// 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 = node.ownerDocument.defaultView.getComputedStyle(node);
width += (0, _shims.int)(computedStyle.borderLeftWidth);
width += (0, _shims.int)(computedStyle.borderRightWidth);
return width;
}
function innerHeight(node /*: HTMLElement*/) /*: number*/ {
var height = node.clientHeight;
var computedStyle = node.ownerDocument.defaultView.getComputedStyle(node);
height -= (0, _shims.int)(computedStyle.paddingTop);
height -= (0, _shims.int)(computedStyle.paddingBottom);
return height;
}
function innerWidth(node /*: HTMLElement*/) /*: number*/ {
var width = node.clientWidth;
var computedStyle = node.ownerDocument.defaultView.getComputedStyle(node);
width -= (0, _shims.int)(computedStyle.paddingLeft);
width -= (0, _shims.int)(computedStyle.paddingRight);
return width;
}
// Get from offsetParent
function offsetXYFromParent(evt /*: {clientX: number, clientY: number}*/, offsetParent /*: HTMLElement*/) /*: ControlPosition*/ {
var isBody = offsetParent === offsetParent.ownerDocument.body;
var offsetParentRect = isBody ? { left: 0, top: 0 } : offsetParent.getBoundingClientRect();
var x = evt.clientX + offsetParent.scrollLeft - offsetParentRect.left;
var y = evt.clientY + offsetParent.scrollTop - offsetParentRect.top;
return { x: x, y: y };
}
function createCSSTransform(_ref) /*: Object*/ {
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) /*: string*/ {
var x = _ref3.x,
y = _ref3.y;
return 'translate(' + x + ',' + y + ')';
}
function getTouch(e /*: MouseTouchEvent*/, identifier /*: number*/) /*: ?{clientX: number, clientY: number}*/ {
return e.targetTouches && (0, _shims.findInArray)(e.targetTouches, function (t) {
return identifier === t.identifier;
}) || e.changedTouches && (0, _shims.findInArray)(e.changedTouches, function (t) {
return identifier === t.identifier;
});
}
function getTouchIdentifier(e /*: MouseTouchEvent*/) /*: ?number*/ {
if (e.targetTouches && e.targetTouches[0]) return e.targetTouches[0].identifier;
if (e.changedTouches && e.changedTouches[0]) return e.changedTouches[0].identifier;
}
// User-select Hacks:
//
// Useful for preventing blue highlights all over everything when dragging.
// Note we're passing `document` b/c we could be iframed
function addUserSelectStyles(doc /*: Document*/) {
var styleEl = doc.getElementById('react-draggable-style-el');
if (!styleEl) {
styleEl = doc.createElement('style');
styleEl.type = 'text/css';
styleEl.id = 'react-draggable-style-el';
styleEl.innerHTML = '.react-draggable-transparent-selection *::-moz-selection {background: transparent;}\n';
styleEl.innerHTML += '.react-draggable-transparent-selection *::selection {background: transparent;}\n';
doc.getElementsByTagName('head')[0].appendChild(styleEl);
}
if (doc.body) addClassName(doc.body, 'react-draggable-transparent-selection');
}
function removeUserSelectStyles(doc /*: Document*/) {
if (doc.body) removeClassName(doc.body, 'react-draggable-transparent-selection');
try {
window.getSelection().removeAllRanges(); // remove selection caused by scroll
} catch (e) {
// probably IE
}
}
function styleHacks() /*: Object*/ {
var childStyle /*: Object*/ = 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);
}
function addClassName(el /*: HTMLElement*/, className /*: string*/) {
if (el.classList) {
el.classList.add(className);
} else {
if (!el.className.match(new RegExp('(?:^|\\s)' + className + '(?!\\S)'))) {
el.className += ' ' + className;
}
}
}
function removeClassName(el /*: HTMLElement*/, className /*: string*/) {
if (el.classList) {
el.classList.remove(className);
} else {
el.className = el.className.replace(new RegExp('(?:^|\\s)' + className + '(?!\\S)', 'g'), '');
}
}
/***/ }),
/* 6 */
/***/ (function(module, exports) {
module.exports = __WEBPACK_EXTERNAL_MODULE_6__;
/***/ }),
/* 7 */
/***/ (function(module, exports, __webpack_require__) {
/**
* Copyright (c) 2013-present, Facebook, Inc.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*/
if (Object({"DRAGGABLE_DEBUG":undefined}).NODE_ENV !== 'production') {
var REACT_ELEMENT_TYPE = (typeof Symbol === 'function' &&
Symbol.for &&
Symbol.for('react.element')) ||
0xeac7;
var isValidElement = function(object) {
return typeof object === 'object' &&
object !== null &&
object.$$typeof === REACT_ELEMENT_TYPE;
};
// By explicitly using `prop-types` you are opting into new development behavior.
// http://fb.me/prop-types-in-prod
var throwOnDirectAccess = true;
module.exports = __webpack_require__(14)(isValidElement, throwOnDirectAccess);
} else {
// By explicitly using `prop-types` you are opting into new production behavior.
// http://fb.me/prop-types-in-prod
module.exports = __webpack_require__(17)();
}
/***/ }),
/* 8 */
/***/ (function(module, exports, __webpack_require__) {
"use strict";
/**
* Copyright (c) 2014-present, Facebook, Inc.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*
*/
var emptyFunction = __webpack_require__(1);
/**
* Similar to invariant but only logs a warning if the condition is not met.
* This can be used to log issues in development environments in critical
* paths. Removing the logging code for production environments will keep the
* same logic and follow the same code paths.
*/
var warning = emptyFunction;
if (Object({"DRAGGABLE_DEBUG":undefined}).NODE_ENV !== 'production') {
var printWarning = function printWarning(format) {
for (var _len = arguments.length, args = Array(_len > 1 ? _len - 1 : 0), _key = 1; _key < _len; _key++) {
args[_key - 1] = arguments[_key];
}
var argIndex = 0;
var message = 'Warning: ' + format.replace(/%s/g, function () {
return args[argIndex++];
});
if (typeof console !== 'undefined') {
console.error(message);
}
try {
// --- Welcome to debugging React ---
// This error was thrown as a convenience so that you can use this stack
// to find the callsite that caused this warning to fire.
throw new Error(message);
} catch (x) {}
};
warning = function warning(condition, format) {
if (format === undefined) {
throw new Error('`warning(condition, format, ...args)` requires a warning ' + 'message argument');
}
if (format.indexOf('Failed Composite propType: ') === 0) {
return; // Ignore CompositeComponent proptype check.
}
if (!condition) {
for (var _len2 = arguments.length, args = Array(_len2 > 2 ? _len2 - 2 : 0), _key2 = 2; _key2 < _len2; _key2++) {
args[_key2 - 2] = arguments[_key2];
}
printWarning.apply(undefined, [format].concat(args));
}
};
}
module.exports = warning;
/***/ }),
/* 9 */
/***/ (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;
exports.createCoreData = createCoreData;
exports.createDraggableData = createDraggableData;
var _shims = __webpack_require__(0);
var _reactDom = __webpack_require__(4);
var _reactDom2 = _interopRequireDefault(_reactDom);
var _domFns = __webpack_require__(5);
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
/*:: import type Draggable from '../Draggable';*/
/*:: import type {Bounds, ControlPosition, DraggableData, MouseTouchEvent} from './types';*/
/*:: import type DraggableCore from '../DraggableCore';*/
function getBoundPosition(draggable /*: Draggable*/, x /*: number*/, y /*: number*/) /*: [number, number]*/ {
// If no bounds, short-circuit and move on
if (!draggable.props.bounds) return [x, y];
// Clone new bounds
var bounds = draggable.props.bounds;
bounds = typeof bounds === 'string' ? bounds : cloneBounds(bounds);
var node = findDOMNode(draggable);
if (typeof bounds === 'string') {
var ownerDocument = node.ownerDocument;
var ownerWindow = ownerDocument.defaultView;
var boundNode = void 0;
if (bounds === 'parent') {
boundNode = node.parentNode;
} else {
boundNode = ownerDocument.querySelector(bounds);
}
if (!(boundNode instanceof HTMLElement)) {
throw new Error('Bounds selector "' + bounds + '" could not find an element.');
}
var nodeStyle = ownerWindow.getComputedStyle(node);
var boundNodeStyle = ownerWindow.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.marginLeft),
top: -node.offsetTop + (0, _shims.int)(boundNodeStyle.paddingTop) + (0, _shims.int)(nodeStyle.marginTop),
right: (0, _domFns.innerWidth)(boundNode) - (0, _domFns.outerWidth)(node) - node.offsetLeft + (0, _shims.int)(boundNodeStyle.paddingRight) - (0, _shims.int)(nodeStyle.marginRight),
bottom: (0, _domFns.innerHeight)(boundNode) - (0, _domFns.outerHeight)(node) - node.offsetTop + (0, _shims.int)(boundNodeStyle.paddingBottom) - (0, _shims.int)(nodeStyle.marginBottom)
};
}
// Keep x and y below right and bottom limits...
if ((0, _shims.isNum)(bounds.right)) x = Math.min(x, bounds.right);
if ((0, _shims.isNum)(bounds.bottom)) y = Math.min(y, bounds.bottom);
// But above left and top limits.
if ((0, _shims.isNum)(bounds.left)) x = Math.max(x, bounds.left);
if ((0, _shims.isNum)(bounds.top)) y = Math.max(y, bounds.top);
return [x, y];
}
function snapToGrid(grid /*: [number, number]*/, pendingX /*: number*/, pendingY /*: number*/) /*: [number, number]*/ {
var x = Math.round(pendingX / grid[0]) * grid[0];
var y = Math.round(pendingY / grid[1]) * grid[1];
return [x, y];
}
function canDragX(draggable /*: Draggable*/) /*: boolean*/ {
return draggable.props.axis === 'both' || draggable.props.axis === 'x';
}
function canDragY(draggable /*: Draggable*/) /*: boolean*/ {
return draggable.props.axis === 'both' || draggable.props.axis === 'y';
}
// Get {x, y} positions from event.
function getControlPosition(e /*: MouseTouchEvent*/, touchIdentifier /*: ?number*/, draggableCore /*: DraggableCore*/) /*: ?ControlPosition*/ {
var touchObj = typeof touchIdentifier === 'number' ? (0, _domFns.getTouch)(e, touchIdentifier) : null;
if (typeof touchIdentifier === 'number' && !touchObj) return null; // not the right touch
var node = findDOMNode(draggableCore);
// User can provide an offsetParent if desired.
var offsetParent = draggableCore.props.offsetParent || node.offsetParent || node.ownerDocument.body;
return (0, _domFns.offsetXYFromParent)(touchObj || e, offsetParent);
}
// Create an data object exposed by <DraggableCore>'s events
function createCoreData(draggable /*: DraggableCore*/, x /*: number*/, y /*: number*/) /*: DraggableData*/ {
var state = draggable.state;
var isStart = !(0, _shims.isNum)(state.lastX);
var node = findDOMNode(draggable);
if (isStart) {
// If this is our first move, use the x and y as last coords.
return {
node: node,
deltaX: 0, deltaY: 0,
lastX: x, lastY: y,
x: x, y: y
};
} else {
// Otherwise calculate proper values.
return {
node: node,
deltaX: x - state.lastX, deltaY: y - state.lastY,
lastX: state.lastX, lastY: state.lastY,
x: x, y: y
};
}
}
// Create an data exposed by <Draggable>'s events
function createDraggableData(draggable /*: Draggable*/, coreData /*: DraggableData*/) /*: DraggableData*/ {
return {
node: coreData.node,
x: draggable.state.x + coreData.deltaX,
y: draggable.state.y + coreData.deltaY,
deltaX: coreData.deltaX,
deltaY: coreData.deltaY,
lastX: draggable.state.x,
lastY: draggable.state.y
};
}
// A lot faster than stringify/parse
function cloneBounds(bounds /*: Bounds*/) /*: Bounds*/ {
return {
left: bounds.left,
top: bounds.top,
right: bounds.right,
bottom: bounds.bottom
};
}
function findDOMNode(draggable /*: Draggable | DraggableCore*/) /*: HTMLElement*/ {
var node = _reactDom2.default.findDOMNode(draggable);
if (!node) {
throw new Error('<DraggableCore>: Unmounted during event!');
}
// $FlowIgnore we can't assert on HTMLElement due to tests... FIXME
return node;
}
/***/ }),
/* 10 */
/***/ (function(module, exports, __webpack_require__) {
"use strict";
/* WEBPACK VAR INJECTION */(function(process) {
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__(6);
var _react2 = _interopRequireDefault(_react);
var _propTypes = __webpack_require__(7);
var _propTypes2 = _interopRequireDefault(_propTypes);
var _reactDom = __webpack_require__(4);
var _reactDom2 = _interopRequireDefault(_reactDom);
var _domFns = __webpack_require__(5);
var _positionFns = __webpack_require__(9);
var _shims = __webpack_require__(0);
var _log = __webpack_require__(11);
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; }
/*:: import type {EventHandler, MouseTouchEvent} from './utils/types';*/
// Simple abstraction for dragging events names.
/*:: import type {Element as ReactElement} from 'react';*/
var eventsFor = {
touch: {
start: 'touchstart',
move: 'touchmove',
stop: 'touchend'
},
mouse: {
start: 'mousedown',
move: 'mousemove',
stop: 'mouseup'
}
};
// Default to mouse events.
var dragEventFor = eventsFor.mouse;
/*:: type DraggableCoreState = {
dragging: boolean,
lastX: number,
lastY: number,
touchIdentifier: ?number
};*/
/*:: export type DraggableBounds = {
left: number,
right: number,
top: number,
bottom: number,
};*/
/*:: export type DraggableData = {
node: HTMLElement,
x: number, y: number,
deltaX: number, deltaY: number,
lastX: number, lastY: number,
};*/
/*:: export type DraggableEventHandler = (e: MouseEvent, data: DraggableData) => void;*/
/*:: export type ControlPosition = {x: number, y: number};*/
//
// 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.
//
/*:: export type DraggableCoreProps = {
allowAnyClick: boolean,
cancel: string,
children: ReactElement<any>,
disabled: boolean,
enableUserSelectHack: boolean,
offsetParent: HTMLElement,
grid: [number, number],
handle: string,
onStart: DraggableEventHandler,
onDrag: DraggableEventHandler,
onStop: DraggableEventHandler,
onMouseDown: (e: MouseEvent) => void,
};*/
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: NaN, lastY: NaN,
touchIdentifier: 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;
// Get nodes. Be sure to grab relative document (could be iframed)
var thisNode = _reactDom2.default.findDOMNode(_this);
if (!thisNode || !thisNode.ownerDocument || !thisNode.ownerDocument.body) {
throw new Error('<DraggableCore> not mounted on DragStart!');
}
var ownerDocument = thisNode.ownerDocument;
// Short circuit if handle or cancel prop was provided and selector doesn't match.
if (_this.props.disabled || !(e.target instanceof ownerDocument.defaultView.Node) || _this.props.handle && !(0, _domFns.matchesSelectorAndParentsTo)(e.target, _this.props.handle, thisNode) || _this.props.cancel && (0, _domFns.matchesSelectorAndParentsTo)(e.target, _this.props.cancel, thisNode)) {
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.
var touchIdentifier = (0, _domFns.getTouchIdentifier)(e);
_this.setState({ touchIdentifier: touchIdentifier });
// Get the current drag point from the event. This is used as the offset.
var position = (0, _positionFns.getControlPosition)(e, touchIdentifier, _this);
if (position == null) return; // not possible but satisfies flow
var x = position.x,
y = position.y;
// Create an event object with all the data parents need to make a decision here.
var coreEvent = (0, _positionFns.createCoreData)(_this, x, y);
(0, _log2.default)('DraggableCore: handleDragStart: %j', coreEvent);
// 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;
// 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)(ownerDocument);
// Initiate dragging. Set the current x and y as offsets
// so we know how much we've moved during the drag. This allows us
// to drag elements around even if they have been moved, without issue.
_this.setState({
dragging: true,
lastX: x,
lastY: y
});
// Add events to the document directly so we catch when the user's mouse/touch moves outside of
// this element. We use different events depending on whether or not we have detected that this
// is a touch-capable device.
(0, _domFns.addEvent)(ownerDocument, dragEventFor.move, _this.handleDrag);
(0, _domFns.addEvent)(ownerDocument, dragEventFor.stop, _this.handleDragStop);
}, _this.handleDrag = function (e) {
// Prevent scrolling on mobile devices, like ipad/iphone.
if (e.type === 'touchmove') e.preventDefault();
// Get the current drag point from the event. This is used as the offset.
var position = (0, _positionFns.getControlPosition)(e, _this.state.touchIdentifier, _this);
if (position == null) return;
var x = position.x,
y = position.y;
// Snap to grid if prop has been provided
if (Array.isArray(_this.props.grid)) {
var _deltaX = x - _this.state.lastX,
_deltaY = y - _this.state.lastY;
var _snapToGrid = (0, _positionFns.snapToGrid)(_this.props.grid, _deltaX, _deltaY);
var _snapToGrid2 = _slicedToArray(_snapToGrid, 2);
_deltaX = _snapToGrid2[0];
_deltaY = _snapToGrid2[1];
if (!_deltaX && !_deltaY) return; // skip useless drag
x = _this.state.lastX + _deltaX, y = _this.state.lastY + _deltaY;
}
var coreEvent = (0, _positionFns.createCoreData)(_this, x, y);
(0, _log2.default)('DraggableCore: handleDrag: %j', coreEvent);
// Call event handler. If it returns explicit false, trigger end.
var shouldUpdate = _this.props.onDrag(e, coreEvent);
if (shouldUpdate === false) {
try {
// $FlowIgnore
_this.handleDragStop(new MouseEvent('mouseup'));
} catch (err) {
// Old browsers
var event = ((document.createEvent('MouseEvents') /*: any*/) /*: MouseTouchEvent*/);
// I see why this insanity was deprecated
// $FlowIgnore
event.initMouseEvent('mouseup', true, true, window, 0, 0, 0, 0, 0, false, false, false, false, 0, null);
_this.handleDragStop(event);
}
return;
}
_this.setState({
lastX: x,
lastY: y
});
}, _this.handleDragStop = function (e) {
if (!_this.state.dragging) return;
var position = (0, _positionFns.getControlPosition)(e, _this.state.touchIdentifier, _this);
if (position == null) return;
var x = position.x,
y = position.y;
var coreEvent = (0, _positionFns.createCoreData)(_this, x, y);
var thisNode = _reactDom2.default.findDOMNode(_this);
if (thisNode) {
// Remove user-select hack
if (_this.props.enableUserSelectHack) (0, _domFns.removeUserSelectStyles)(thisNode.ownerDocument);
}
(0, _log2.default)('DraggableCore: handleDragStop: %j', coreEvent);