@up-group/react-controls
Version:
We know that there are a ton of react UI library projects to choose from. Our hope with this one is to provide the next generation of react components that you can use to bootstrap your next project, or as a reference for building a UIKit. Read on to get
249 lines • 10 kB
JavaScript
;
var __extends = (this && this.__extends) || (function () {
var extendStatics = Object.setPrototypeOf ||
({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
return function (d, b) {
extendStatics(d, b);
function __() { this.constructor = d; }
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
})();
Object.defineProperty(exports, "__esModule", { value: true });
var React = require("react");
var ReactDOM = require("react-dom");
function throttle(callback, limit) {
var wait = false;
return function () {
if (!wait) {
wait = true;
setTimeout(function () {
callback();
wait = false;
}, limit);
}
};
}
function debounce(func, wait) {
var timeout;
return function () {
var context = this, args = arguments;
var later = function () {
timeout = null;
func.apply(context, args);
};
clearTimeout(timeout);
timeout = setTimeout(later, wait);
};
}
var UpVisibilitySensor = (function (_super) {
__extends(UpVisibilitySensor, _super);
function UpVisibilitySensor(props) {
var _this = _super.call(this, props) || this;
_this.getContainer = function () {
return _this.props.containment || window;
};
_this.isVisibleWithOffset = function (offset, rect, containmentRect) {
var offsetDir = offset.direction;
var offsetVal = offset.value;
switch (offsetDir) {
case 'top':
return ((containmentRect.top + offsetVal) < rect.top) &&
(containmentRect.bottom > rect.bottom) &&
(containmentRect.left < rect.left) &&
(containmentRect.right > rect.right);
case 'left':
return ((containmentRect.left + offsetVal) < rect.left) &&
(containmentRect.bottom > rect.bottom) &&
(containmentRect.top < rect.top) &&
(containmentRect.right > rect.right);
case 'bottom':
return ((containmentRect.bottom - offsetVal) > rect.bottom) &&
(containmentRect.left < rect.left) &&
(containmentRect.right > rect.right) &&
(containmentRect.top < rect.top);
case 'right':
return ((containmentRect.right - offsetVal) > rect.right) &&
(containmentRect.left < rect.left) &&
(containmentRect.top < rect.top) &&
(containmentRect.bottom > rect.bottom);
}
};
_this.addEventListener = function (target, event, delay, throttle) {
if (!_this.debounceCheck) {
_this.debounceCheck = {};
}
var timeout;
var func;
var later = function () {
timeout = null;
this.check();
}.bind(_this);
if (throttle > -1) {
func = function () {
if (!timeout) {
timeout = setTimeout(later, throttle || 0);
}
};
}
else {
func = function () {
clearTimeout(timeout);
timeout = setTimeout(later, delay || 0);
};
}
var info = {
target: target,
fn: func,
getLastTimeout: function () {
return timeout;
},
};
target.addEventListener(event, info.fn);
_this.debounceCheck[event] = info;
};
_this.startWatching = function () {
if (_this.debounceCheck || _this.interval) {
return;
}
if (_this.props.intervalCheck) {
_this.interval = setInterval(_this.check, _this.props.intervalDelay);
}
if (_this.props.scrollCheck) {
_this.addEventListener(_this.getContainer(), 'scroll', _this.props.scrollDelay, _this.props.scrollThrottle);
}
if (_this.props.resizeCheck) {
_this.addEventListener(window, 'resize', _this.props.resizeDelay, _this.props.resizeThrottle);
}
!_this.props.delayedCall && _this.check();
};
_this.stopWatching = function () {
if (_this.debounceCheck) {
for (var debounceEvent in _this.debounceCheck) {
if (_this.debounceCheck.hasOwnProperty(debounceEvent)) {
var debounceInfo = _this.debounceCheck[debounceEvent];
clearTimeout(debounceInfo.getLastTimeout());
debounceInfo.target.removeEventListener(debounceEvent, debounceInfo.fn);
_this.debounceCheck[debounceEvent] = null;
}
}
}
_this.debounceCheck = null;
if (_this.interval) {
_this.interval = clearInterval(_this.interval);
}
};
_this.check = function () {
var el = _this.node;
var rect;
var containmentRect;
if (!el) {
return _this.state;
}
rect = el.getBoundingClientRect();
if (_this.props.containment) {
var containmentDOMRect = _this.props.containment.getBoundingClientRect();
containmentRect = {
top: containmentDOMRect.top,
left: containmentDOMRect.left,
bottom: containmentDOMRect.bottom,
right: containmentDOMRect.right,
};
}
else {
containmentRect = {
top: 0,
left: 0,
bottom: window.innerHeight || document.documentElement.clientHeight,
right: window.innerWidth || document.documentElement.clientWidth
};
}
var offset = _this.props.offset || {};
var hasValidOffset = typeof offset === 'object';
if (hasValidOffset) {
containmentRect.top += offset.top || 0;
containmentRect.left += offset.left || 0;
containmentRect.bottom -= offset.bottom || 0;
containmentRect.right -= offset.right || 0;
}
var visibilityRect = {
top: rect.top >= containmentRect.top,
left: rect.left >= containmentRect.left,
bottom: rect.bottom <= containmentRect.bottom,
right: rect.right <= containmentRect.right
};
var isVisible = (visibilityRect.top &&
visibilityRect.left &&
visibilityRect.bottom &&
visibilityRect.right);
if (_this.props.partialVisibility) {
var partialVisible = rect.top <= containmentRect.bottom && rect.bottom >= containmentRect.top &&
rect.left <= containmentRect.right && rect.right >= containmentRect.left;
if (typeof _this.props.partialVisibility === 'string') {
partialVisible = visibilityRect[_this.props.partialVisibility];
}
isVisible = _this.props.minTopValue
? partialVisible && rect.top <= (containmentRect.bottom - _this.props.minTopValue)
: partialVisible;
}
var state = _this.state;
if (_this.state.isVisible !== isVisible || (isVisible && _this.props.forceCheck)) {
state = {
isVisible: isVisible,
visibilityRect: visibilityRect
};
_this.setState(state);
_this.props.onChange(isVisible, visibilityRect);
}
return state;
};
_this.state = {
isVisible: false,
visibilityRect: {}
};
return _this;
}
UpVisibilitySensor.prototype.componentDidMount = function () {
this.node = ReactDOM.findDOMNode(this);
if (this.props.active) {
this.startWatching();
}
};
UpVisibilitySensor.prototype.componentWillUnmount = function () {
this.stopWatching();
};
UpVisibilitySensor.prototype.componentWillReceiveProps = function (nextProps) {
if (nextProps.active) {
this.startWatching();
}
else {
this.stopWatching();
}
if (nextProps.forceCheck) {
this.check();
}
};
UpVisibilitySensor.prototype.render = function () {
return React.Children.only(this.props.children);
};
UpVisibilitySensor.defaultProps = {
active: true,
partialVisibility: false,
minTopValue: 0,
scrollCheck: false,
scrollDelay: 250,
scrollThrottle: -1,
resizeCheck: false,
resizeDelay: 250,
resizeThrottle: -1,
intervalCheck: true,
intervalDelay: 100,
delayedCall: false,
offset: {},
containment: null,
children: React.createElement('span')
};
return UpVisibilitySensor;
}(React.Component));
exports.default = UpVisibilitySensor;
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