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@material-ui/core

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React components that implement Google's Material Design.

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"use strict"; var _interopRequireWildcard = require("@babel/runtime/helpers/interopRequireWildcard"); var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault"); Object.defineProperty(exports, "__esModule", { value: true }); exports.default = exports.styles = exports.DELAY_RIPPLE = void 0; var _extends2 = _interopRequireDefault(require("@babel/runtime/helpers/extends")); var _toConsumableArray2 = _interopRequireDefault(require("@babel/runtime/helpers/toConsumableArray")); var _objectWithoutProperties2 = _interopRequireDefault(require("@babel/runtime/helpers/objectWithoutProperties")); var React = _interopRequireWildcard(require("react")); var _propTypes = _interopRequireDefault(require("prop-types")); var _reactTransitionGroup = require("react-transition-group"); var _clsx = _interopRequireDefault(require("clsx")); var _withStyles = _interopRequireDefault(require("../styles/withStyles")); var _Ripple = _interopRequireDefault(require("./Ripple")); var DURATION = 550; var DELAY_RIPPLE = 80; exports.DELAY_RIPPLE = DELAY_RIPPLE; var styles = function styles(theme) { return { /* Styles applied to the root element. */ root: { overflow: 'hidden', pointerEvents: 'none', position: 'absolute', zIndex: 0, top: 0, right: 0, bottom: 0, left: 0, borderRadius: 'inherit' }, /* Styles applied to the internal `Ripple` components `ripple` class. */ ripple: { opacity: 0, position: 'absolute' }, /* Styles applied to the internal `Ripple` components `rippleVisible` class. */ rippleVisible: { opacity: 0.3, transform: 'scale(1)', animation: "$enter ".concat(DURATION, "ms ").concat(theme.transitions.easing.easeInOut) }, /* Styles applied to the internal `Ripple` components `ripplePulsate` class. */ ripplePulsate: { animationDuration: "".concat(theme.transitions.duration.shorter, "ms") }, /* Styles applied to the internal `Ripple` components `child` class. */ child: { opacity: 1, display: 'block', width: '100%', height: '100%', borderRadius: '50%', backgroundColor: 'currentColor' }, /* Styles applied to the internal `Ripple` components `childLeaving` class. */ childLeaving: { opacity: 0, animation: "$exit ".concat(DURATION, "ms ").concat(theme.transitions.easing.easeInOut) }, /* Styles applied to the internal `Ripple` components `childPulsate` class. */ childPulsate: { position: 'absolute', left: 0, top: 0, animation: "$pulsate 2500ms ".concat(theme.transitions.easing.easeInOut, " 200ms infinite") }, '@keyframes enter': { '0%': { transform: 'scale(0)', opacity: 0.1 }, '100%': { transform: 'scale(1)', opacity: 0.3 } }, '@keyframes exit': { '0%': { opacity: 1 }, '100%': { opacity: 0 } }, '@keyframes pulsate': { '0%': { transform: 'scale(1)' }, '50%': { transform: 'scale(0.92)' }, '100%': { transform: 'scale(1)' } } }; }; /** * @ignore - internal component. * * TODO v5: Make private */ exports.styles = styles; var TouchRipple = /*#__PURE__*/React.forwardRef(function TouchRipple(props, ref) { var _props$center = props.center, centerProp = _props$center === void 0 ? false : _props$center, classes = props.classes, className = props.className, other = (0, _objectWithoutProperties2.default)(props, ["center", "classes", "className"]); var _React$useState = React.useState([]), ripples = _React$useState[0], setRipples = _React$useState[1]; var nextKey = React.useRef(0); var rippleCallback = React.useRef(null); React.useEffect(function () { if (rippleCallback.current) { rippleCallback.current(); rippleCallback.current = null; } }, [ripples]); // Used to filter out mouse emulated events on mobile. var ignoringMouseDown = React.useRef(false); // We use a timer in order to only show the ripples for touch "click" like events. // We don't want to display the ripple for touch scroll events. var startTimer = React.useRef(null); // This is the hook called once the previous timeout is ready. var startTimerCommit = React.useRef(null); var container = React.useRef(null); React.useEffect(function () { return function () { clearTimeout(startTimer.current); }; }, []); var startCommit = React.useCallback(function (params) { var pulsate = params.pulsate, rippleX = params.rippleX, rippleY = params.rippleY, rippleSize = params.rippleSize, cb = params.cb; setRipples(function (oldRipples) { return [].concat((0, _toConsumableArray2.default)(oldRipples), [/*#__PURE__*/React.createElement(_Ripple.default, { key: nextKey.current, classes: classes, timeout: DURATION, pulsate: pulsate, rippleX: rippleX, rippleY: rippleY, rippleSize: rippleSize })]); }); nextKey.current += 1; rippleCallback.current = cb; }, [classes]); var start = React.useCallback(function () { var event = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {}; var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {}; var cb = arguments.length > 2 ? arguments[2] : undefined; var _options$pulsate = options.pulsate, pulsate = _options$pulsate === void 0 ? false : _options$pulsate, _options$center = options.center, center = _options$center === void 0 ? centerProp || options.pulsate : _options$center, _options$fakeElement = options.fakeElement, fakeElement = _options$fakeElement === void 0 ? false : _options$fakeElement; if (event.type === 'mousedown' && ignoringMouseDown.current) { ignoringMouseDown.current = false; return; } if (event.type === 'touchstart') { ignoringMouseDown.current = true; } var element = fakeElement ? null : container.current; var rect = element ? element.getBoundingClientRect() : { width: 0, height: 0, left: 0, top: 0 }; // Get the size of the ripple var rippleX; var rippleY; var rippleSize; if (center || event.clientX === 0 && event.clientY === 0 || !event.clientX && !event.touches) { rippleX = Math.round(rect.width / 2); rippleY = Math.round(rect.height / 2); } else { var _ref = event.touches ? event.touches[0] : event, clientX = _ref.clientX, clientY = _ref.clientY; rippleX = Math.round(clientX - rect.left); rippleY = Math.round(clientY - rect.top); } if (center) { rippleSize = Math.sqrt((2 * Math.pow(rect.width, 2) + Math.pow(rect.height, 2)) / 3); // For some reason the animation is broken on Mobile Chrome if the size if even. if (rippleSize % 2 === 0) { rippleSize += 1; } } else { var sizeX = Math.max(Math.abs((element ? element.clientWidth : 0) - rippleX), rippleX) * 2 + 2; var sizeY = Math.max(Math.abs((element ? element.clientHeight : 0) - rippleY), rippleY) * 2 + 2; rippleSize = Math.sqrt(Math.pow(sizeX, 2) + Math.pow(sizeY, 2)); } // Touche devices if (event.touches) { // check that this isn't another touchstart due to multitouch // otherwise we will only clear a single timer when unmounting while two // are running if (startTimerCommit.current === null) { // Prepare the ripple effect. startTimerCommit.current = function () { startCommit({ pulsate: pulsate, rippleX: rippleX, rippleY: rippleY, rippleSize: rippleSize, cb: cb }); }; // Delay the execution of the ripple effect. startTimer.current = setTimeout(function () { if (startTimerCommit.current) { startTimerCommit.current(); startTimerCommit.current = null; } }, DELAY_RIPPLE); // We have to make a tradeoff with this value. } } else { startCommit({ pulsate: pulsate, rippleX: rippleX, rippleY: rippleY, rippleSize: rippleSize, cb: cb }); } }, [centerProp, startCommit]); var pulsate = React.useCallback(function () { start({}, { pulsate: true }); }, [start]); var stop = React.useCallback(function (event, cb) { clearTimeout(startTimer.current); // The touch interaction occurs too quickly. // We still want to show ripple effect. if (event.type === 'touchend' && startTimerCommit.current) { event.persist(); startTimerCommit.current(); startTimerCommit.current = null; startTimer.current = setTimeout(function () { stop(event, cb); }); return; } startTimerCommit.current = null; setRipples(function (oldRipples) { if (oldRipples.length > 0) { return oldRipples.slice(1); } return oldRipples; }); rippleCallback.current = cb; }, []); React.useImperativeHandle(ref, function () { return { pulsate: pulsate, start: start, stop: stop }; }, [pulsate, start, stop]); return /*#__PURE__*/React.createElement("span", (0, _extends2.default)({ className: (0, _clsx.default)(classes.root, className), ref: container }, other), /*#__PURE__*/React.createElement(_reactTransitionGroup.TransitionGroup, { component: null, exit: true }, ripples)); }); process.env.NODE_ENV !== "production" ? TouchRipple.propTypes = { /** * If `true`, the ripple starts at the center of the component * rather than at the point of interaction. */ center: _propTypes.default.bool, /** * Override or extend the styles applied to the component. * See [CSS API](#css) below for more details. */ classes: _propTypes.default.object.isRequired, /** * @ignore */ className: _propTypes.default.string } : void 0; var _default = (0, _withStyles.default)(styles, { flip: false, name: 'MuiTouchRipple' })( /*#__PURE__*/React.memo(TouchRipple)); exports.default = _default;