aiber-martin/www/swipe-back-0a6a44c8-js-es2015.js
Martin Donnelly a4b8625d0f init
2020-12-17 16:23:12 +00:00

71 lines
3.1 KiB
JavaScript

(window["webpackJsonp"] = window["webpackJsonp"] || []).push([["swipe-back-0a6a44c8-js"],{
/***/ "./node_modules/@ionic/core/dist/esm/swipe-back-0a6a44c8.js":
/*!******************************************************************!*\
!*** ./node_modules/@ionic/core/dist/esm/swipe-back-0a6a44c8.js ***!
\******************************************************************/
/*! exports provided: createSwipeBackGesture */
/***/ (function(module, __webpack_exports__, __webpack_require__) {
"use strict";
__webpack_require__.r(__webpack_exports__);
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "createSwipeBackGesture", function() { return createSwipeBackGesture; });
/* harmony import */ var _helpers_5c745fbd_js__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(/*! ./helpers-5c745fbd.js */ "./node_modules/@ionic/core/dist/esm/helpers-5c745fbd.js");
/* harmony import */ var _gesture_controller_89173521_js__WEBPACK_IMPORTED_MODULE_1__ = __webpack_require__(/*! ./gesture-controller-89173521.js */ "./node_modules/@ionic/core/dist/esm/gesture-controller-89173521.js");
/* harmony import */ var _index_eea61379_js__WEBPACK_IMPORTED_MODULE_2__ = __webpack_require__(/*! ./index-eea61379.js */ "./node_modules/@ionic/core/dist/esm/index-eea61379.js");
const createSwipeBackGesture = (el, canStartHandler, onStartHandler, onMoveHandler, onEndHandler) => {
const win = el.ownerDocument.defaultView;
const canStart = (detail) => {
return detail.startX <= 50 && canStartHandler();
};
const onMove = (detail) => {
// set the transition animation's progress
const delta = detail.deltaX;
const stepValue = delta / win.innerWidth;
onMoveHandler(stepValue);
};
const onEnd = (detail) => {
// the swipe back gesture has ended
const delta = detail.deltaX;
const width = win.innerWidth;
const stepValue = delta / width;
const velocity = detail.velocityX;
const z = width / 2.0;
const shouldComplete = velocity >= 0 && (velocity > 0.2 || detail.deltaX > z);
const missing = shouldComplete ? 1 - stepValue : stepValue;
const missingDistance = missing * width;
let realDur = 0;
if (missingDistance > 5) {
const dur = missingDistance / Math.abs(velocity);
realDur = Math.min(dur, 540);
}
/**
* TODO: stepValue can sometimes return negative values
* or values greater than 1 which should not be possible.
* Need to investigate more to find where the issue is.
*/
onEndHandler(shouldComplete, (stepValue <= 0) ? 0.01 : Object(_helpers_5c745fbd_js__WEBPACK_IMPORTED_MODULE_0__["c"])(0, stepValue, 0.9999), realDur);
};
return Object(_index_eea61379_js__WEBPACK_IMPORTED_MODULE_2__["createGesture"])({
el,
gestureName: 'goback-swipe',
gesturePriority: 40,
threshold: 10,
canStart,
onStart: onStartHandler,
onMove,
onEnd
});
};
/***/ })
}]);
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