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- /*!
- * (C) Ionic http://ionicframework.com - MIT License
- */
- import { proxyCustomElement, HTMLElement, createEvent, h, Host } from '@stencil/core/internal/client';
- import { k as clamp } from './helpers.js';
- import { b as hapticSelectionChanged, h as hapticSelectionEnd, a as hapticSelectionStart } from './haptic.js';
- import { g as getClassMap } from './theme.js';
- import { b as getIonMode } from './ionic-global.js';
- const pickerColumnIosCss = ".picker-col{display:-ms-flexbox;display:flex;position:relative;-ms-flex:1;flex:1;-ms-flex-pack:center;justify-content:center;height:100%;-webkit-box-sizing:content-box;box-sizing:content-box;contain:content}.picker-opts{position:relative;-ms-flex:1;flex:1;max-width:100%}.picker-opt{top:0;display:block;position:absolute;width:100%;border:0;text-align:center;text-overflow:ellipsis;white-space:nowrap;contain:strict;overflow:hidden;will-change:transform}.picker-opt{inset-inline-start:0}.picker-opt.picker-opt-disabled{pointer-events:none}.picker-opt-disabled{opacity:0}.picker-opts-left{-ms-flex-pack:start;justify-content:flex-start}.picker-opts-right{-ms-flex-pack:end;justify-content:flex-end}.picker-opt:active,.picker-opt:focus{outline:none}.picker-prefix{position:relative;-ms-flex:1;flex:1;text-align:end;white-space:nowrap}.picker-suffix{position:relative;-ms-flex:1;flex:1;text-align:start;white-space:nowrap}.picker-col{-webkit-padding-start:4px;padding-inline-start:4px;-webkit-padding-end:4px;padding-inline-end:4px;padding-top:0;padding-bottom:0;-webkit-transform-style:preserve-3d;transform-style:preserve-3d}.picker-prefix,.picker-suffix,.picker-opts{top:77px;-webkit-transform-style:preserve-3d;transform-style:preserve-3d;color:inherit;font-size:20px;line-height:42px;pointer-events:none}.picker-opt{padding-left:0;padding-right:0;padding-top:0;padding-bottom:0;margin-left:0;margin-right:0;margin-top:0;margin-bottom:0;-webkit-transform-origin:center center;transform-origin:center center;height:46px;-webkit-transform-style:preserve-3d;transform-style:preserve-3d;-webkit-transition-timing-function:ease-out;transition-timing-function:ease-out;background:transparent;color:inherit;font-size:20px;line-height:42px;-webkit-backface-visibility:hidden;backface-visibility:hidden;pointer-events:auto}:host-context([dir=rtl]) .picker-opt{-webkit-transform-origin:calc(100% - center) center;transform-origin:calc(100% - center) center}[dir=rtl] .picker-opt{-webkit-transform-origin:calc(100% - center) center;transform-origin:calc(100% - center) center}@supports selector(:dir(rtl)){.picker-opt:dir(rtl){-webkit-transform-origin:calc(100% - center) center;transform-origin:calc(100% - center) center}}";
- const IonPickerLegacyColumnIosStyle0 = pickerColumnIosCss;
- const pickerColumnMdCss = ".picker-col{display:-ms-flexbox;display:flex;position:relative;-ms-flex:1;flex:1;-ms-flex-pack:center;justify-content:center;height:100%;-webkit-box-sizing:content-box;box-sizing:content-box;contain:content}.picker-opts{position:relative;-ms-flex:1;flex:1;max-width:100%}.picker-opt{top:0;display:block;position:absolute;width:100%;border:0;text-align:center;text-overflow:ellipsis;white-space:nowrap;contain:strict;overflow:hidden;will-change:transform}.picker-opt{inset-inline-start:0}.picker-opt.picker-opt-disabled{pointer-events:none}.picker-opt-disabled{opacity:0}.picker-opts-left{-ms-flex-pack:start;justify-content:flex-start}.picker-opts-right{-ms-flex-pack:end;justify-content:flex-end}.picker-opt:active,.picker-opt:focus{outline:none}.picker-prefix{position:relative;-ms-flex:1;flex:1;text-align:end;white-space:nowrap}.picker-suffix{position:relative;-ms-flex:1;flex:1;text-align:start;white-space:nowrap}.picker-col{-webkit-padding-start:8px;padding-inline-start:8px;-webkit-padding-end:8px;padding-inline-end:8px;padding-top:0;padding-bottom:0;-webkit-transform-style:preserve-3d;transform-style:preserve-3d}.picker-prefix,.picker-suffix,.picker-opts{top:77px;-webkit-transform-style:preserve-3d;transform-style:preserve-3d;color:inherit;font-size:22px;line-height:42px;pointer-events:none}.picker-opt{margin-left:0;margin-right:0;margin-top:0;margin-bottom:0;padding-left:0;padding-right:0;padding-top:0;padding-bottom:0;height:43px;-webkit-transition-timing-function:ease-out;transition-timing-function:ease-out;background:transparent;color:inherit;font-size:22px;line-height:42px;-webkit-backface-visibility:hidden;backface-visibility:hidden;pointer-events:auto}.picker-prefix,.picker-suffix,.picker-opt.picker-opt-selected{color:var(--ion-color-primary, #0054e9)}";
- const IonPickerLegacyColumnMdStyle0 = pickerColumnMdCss;
- const PickerColumnCmp = /*@__PURE__*/ proxyCustomElement(class PickerColumnCmp extends HTMLElement {
- constructor() {
- super();
- this.__registerHost();
- this.ionPickerColChange = createEvent(this, "ionPickerColChange", 7);
- this.optHeight = 0;
- this.rotateFactor = 0;
- this.scaleFactor = 1;
- this.velocity = 0;
- this.y = 0;
- this.noAnimate = true;
- // `colDidChange` is a flag that gets set when the column is changed
- // dynamically. When this flag is set, the column will refresh
- // after the component re-renders to incorporate the new column data.
- // This is necessary because `this.refresh` queries for the option elements,
- // so it needs to wait for the latest elements to be available in the DOM.
- // Ex: column is created with 3 options. User updates the column data
- // to have 5 options. The column will still think it only has 3 options.
- this.colDidChange = false;
- this.col = undefined;
- }
- colChanged() {
- this.colDidChange = true;
- }
- async connectedCallback() {
- let pickerRotateFactor = 0;
- let pickerScaleFactor = 0.81;
- const mode = getIonMode(this);
- if (mode === 'ios') {
- pickerRotateFactor = -0.46;
- pickerScaleFactor = 1;
- }
- this.rotateFactor = pickerRotateFactor;
- this.scaleFactor = pickerScaleFactor;
- this.gesture = (await import('./index3.js')).createGesture({
- el: this.el,
- gestureName: 'picker-swipe',
- gesturePriority: 100,
- threshold: 0,
- passive: false,
- onStart: (ev) => this.onStart(ev),
- onMove: (ev) => this.onMove(ev),
- onEnd: (ev) => this.onEnd(ev),
- });
- this.gesture.enable();
- // Options have not been initialized yet
- // Animation must be disabled through the `noAnimate` flag
- // Otherwise, the options will render
- // at the top of the column and transition down
- this.tmrId = setTimeout(() => {
- this.noAnimate = false;
- // After initialization, `refresh()` will be called
- // At this point, animation will be enabled. The options will
- // animate as they are being selected.
- this.refresh(true);
- }, 250);
- }
- componentDidLoad() {
- this.onDomChange();
- }
- componentDidUpdate() {
- // Options may have changed since last update.
- if (this.colDidChange) {
- // Animation must be disabled through the `onDomChange` parameter.
- // Otherwise, the recently added options will render
- // at the top of the column and transition down
- this.onDomChange(true, false);
- this.colDidChange = false;
- }
- }
- disconnectedCallback() {
- if (this.rafId !== undefined)
- cancelAnimationFrame(this.rafId);
- if (this.tmrId)
- clearTimeout(this.tmrId);
- if (this.gesture) {
- this.gesture.destroy();
- this.gesture = undefined;
- }
- }
- emitColChange() {
- this.ionPickerColChange.emit(this.col);
- }
- setSelected(selectedIndex, duration) {
- // if there is a selected index, then figure out it's y position
- // if there isn't a selected index, then just use the top y position
- const y = selectedIndex > -1 ? -(selectedIndex * this.optHeight) : 0;
- this.velocity = 0;
- // set what y position we're at
- if (this.rafId !== undefined)
- cancelAnimationFrame(this.rafId);
- this.update(y, duration, true);
- this.emitColChange();
- }
- update(y, duration, saveY) {
- if (!this.optsEl) {
- return;
- }
- // ensure we've got a good round number :)
- let translateY = 0;
- let translateZ = 0;
- const { col, rotateFactor } = this;
- const prevSelected = col.selectedIndex;
- const selectedIndex = (col.selectedIndex = this.indexForY(-y));
- const durationStr = duration === 0 ? '' : duration + 'ms';
- const scaleStr = `scale(${this.scaleFactor})`;
- const children = this.optsEl.children;
- for (let i = 0; i < children.length; i++) {
- const button = children[i];
- const opt = col.options[i];
- const optOffset = i * this.optHeight + y;
- let transform = '';
- if (rotateFactor !== 0) {
- const rotateX = optOffset * rotateFactor;
- if (Math.abs(rotateX) <= 90) {
- translateY = 0;
- translateZ = 90;
- transform = `rotateX(${rotateX}deg) `;
- }
- else {
- translateY = -9999;
- }
- }
- else {
- translateZ = 0;
- translateY = optOffset;
- }
- const selected = selectedIndex === i;
- transform += `translate3d(0px,${translateY}px,${translateZ}px) `;
- if (this.scaleFactor !== 1 && !selected) {
- transform += scaleStr;
- }
- // Update transition duration
- if (this.noAnimate) {
- opt.duration = 0;
- button.style.transitionDuration = '';
- }
- else if (duration !== opt.duration) {
- opt.duration = duration;
- button.style.transitionDuration = durationStr;
- }
- // Update transform
- if (transform !== opt.transform) {
- opt.transform = transform;
- }
- button.style.transform = transform;
- /**
- * Ensure that the select column
- * item has the selected class
- */
- opt.selected = selected;
- if (selected) {
- button.classList.add(PICKER_OPT_SELECTED);
- }
- else {
- button.classList.remove(PICKER_OPT_SELECTED);
- }
- }
- this.col.prevSelected = prevSelected;
- if (saveY) {
- this.y = y;
- }
- if (this.lastIndex !== selectedIndex) {
- // have not set a last index yet
- hapticSelectionChanged();
- this.lastIndex = selectedIndex;
- }
- }
- decelerate() {
- if (this.velocity !== 0) {
- // still decelerating
- this.velocity *= DECELERATION_FRICTION;
- // do not let it go slower than a velocity of 1
- this.velocity = this.velocity > 0 ? Math.max(this.velocity, 1) : Math.min(this.velocity, -1);
- let y = this.y + this.velocity;
- if (y > this.minY) {
- // whoops, it's trying to scroll up farther than the options we have!
- y = this.minY;
- this.velocity = 0;
- }
- else if (y < this.maxY) {
- // gahh, it's trying to scroll down farther than we can!
- y = this.maxY;
- this.velocity = 0;
- }
- this.update(y, 0, true);
- const notLockedIn = Math.round(y) % this.optHeight !== 0 || Math.abs(this.velocity) > 1;
- if (notLockedIn) {
- // isn't locked in yet, keep decelerating until it is
- this.rafId = requestAnimationFrame(() => this.decelerate());
- }
- else {
- this.velocity = 0;
- this.emitColChange();
- hapticSelectionEnd();
- }
- }
- else if (this.y % this.optHeight !== 0) {
- // needs to still get locked into a position so options line up
- const currentPos = Math.abs(this.y % this.optHeight);
- // create a velocity in the direction it needs to scroll
- this.velocity = currentPos > this.optHeight / 2 ? 1 : -1;
- this.decelerate();
- }
- }
- indexForY(y) {
- return Math.min(Math.max(Math.abs(Math.round(y / this.optHeight)), 0), this.col.options.length - 1);
- }
- onStart(detail) {
- // We have to prevent default in order to block scrolling under the picker
- // but we DO NOT have to stop propagation, since we still want
- // some "click" events to capture
- if (detail.event.cancelable) {
- detail.event.preventDefault();
- }
- detail.event.stopPropagation();
- hapticSelectionStart();
- // reset everything
- if (this.rafId !== undefined)
- cancelAnimationFrame(this.rafId);
- const options = this.col.options;
- let minY = options.length - 1;
- let maxY = 0;
- for (let i = 0; i < options.length; i++) {
- if (!options[i].disabled) {
- minY = Math.min(minY, i);
- maxY = Math.max(maxY, i);
- }
- }
- this.minY = -(minY * this.optHeight);
- this.maxY = -(maxY * this.optHeight);
- }
- onMove(detail) {
- if (detail.event.cancelable) {
- detail.event.preventDefault();
- }
- detail.event.stopPropagation();
- // update the scroll position relative to pointer start position
- let y = this.y + detail.deltaY;
- if (y > this.minY) {
- // scrolling up higher than scroll area
- y = Math.pow(y, 0.8);
- this.bounceFrom = y;
- }
- else if (y < this.maxY) {
- // scrolling down below scroll area
- y += Math.pow(this.maxY - y, 0.9);
- this.bounceFrom = y;
- }
- else {
- this.bounceFrom = 0;
- }
- this.update(y, 0, false);
- }
- onEnd(detail) {
- if (this.bounceFrom > 0) {
- // bounce back up
- this.update(this.minY, 100, true);
- this.emitColChange();
- return;
- }
- else if (this.bounceFrom < 0) {
- // bounce back down
- this.update(this.maxY, 100, true);
- this.emitColChange();
- return;
- }
- this.velocity = clamp(-MAX_PICKER_SPEED, detail.velocityY * 23, MAX_PICKER_SPEED);
- if (this.velocity === 0 && detail.deltaY === 0) {
- const opt = detail.event.target.closest('.picker-opt');
- if (opt === null || opt === void 0 ? void 0 : opt.hasAttribute('opt-index')) {
- this.setSelected(parseInt(opt.getAttribute('opt-index'), 10), TRANSITION_DURATION);
- }
- }
- else {
- this.y += detail.deltaY;
- if (Math.abs(detail.velocityY) < 0.05) {
- const isScrollingUp = detail.deltaY > 0;
- const optHeightFraction = (Math.abs(this.y) % this.optHeight) / this.optHeight;
- if (isScrollingUp && optHeightFraction > 0.5) {
- this.velocity = Math.abs(this.velocity) * -1;
- }
- else if (!isScrollingUp && optHeightFraction <= 0.5) {
- this.velocity = Math.abs(this.velocity);
- }
- }
- this.decelerate();
- }
- }
- refresh(forceRefresh, animated) {
- var _a;
- let min = this.col.options.length - 1;
- let max = 0;
- const options = this.col.options;
- for (let i = 0; i < options.length; i++) {
- if (!options[i].disabled) {
- min = Math.min(min, i);
- max = Math.max(max, i);
- }
- }
- /**
- * Only update selected value if column has a
- * velocity of 0. If it does not, then the
- * column is animating might land on
- * a value different than the value at
- * selectedIndex
- */
- if (this.velocity !== 0) {
- return;
- }
- const selectedIndex = clamp(min, (_a = this.col.selectedIndex) !== null && _a !== void 0 ? _a : 0, max);
- if (this.col.prevSelected !== selectedIndex || forceRefresh) {
- const y = selectedIndex * this.optHeight * -1;
- const duration = animated ? TRANSITION_DURATION : 0;
- this.velocity = 0;
- this.update(y, duration, true);
- }
- }
- onDomChange(forceRefresh, animated) {
- const colEl = this.optsEl;
- if (colEl) {
- // DOM READ
- // We perfom a DOM read over a rendered item, this needs to happen after the first render or after the the column has changed
- this.optHeight = colEl.firstElementChild ? colEl.firstElementChild.clientHeight : 0;
- }
- this.refresh(forceRefresh, animated);
- }
- render() {
- const col = this.col;
- const mode = getIonMode(this);
- return (h(Host, { key: '88a3c9397c9ac92dd814074c8ae6ecf8e3420a2c', class: Object.assign({ [mode]: true, 'picker-col': true, 'picker-opts-left': this.col.align === 'left', 'picker-opts-right': this.col.align === 'right' }, getClassMap(col.cssClass)), style: {
- 'max-width': this.col.columnWidth,
- } }, col.prefix && (h("div", { key: '4491a705d15337e6f45f3cf6fd21af5242474729', class: "picker-prefix", style: { width: col.prefixWidth } }, col.prefix)), h("div", { key: 'b0dd4b7a7a4c1edc4b73e7fb134ac85264072365', class: "picker-opts", style: { maxWidth: col.optionsWidth }, ref: (el) => (this.optsEl = el) }, col.options.map((o, index) => (h("button", { "aria-label": o.ariaLabel, class: { 'picker-opt': true, 'picker-opt-disabled': !!o.disabled }, "opt-index": index }, o.text)))), col.suffix && (h("div", { key: 'c16419ce6481d60fc3ba6b8d102a4edf0ede02aa', class: "picker-suffix", style: { width: col.suffixWidth } }, col.suffix))));
- }
- get el() { return this; }
- static get watchers() { return {
- "col": ["colChanged"]
- }; }
- static get style() { return {
- ios: IonPickerLegacyColumnIosStyle0,
- md: IonPickerLegacyColumnMdStyle0
- }; }
- }, [32, "ion-picker-legacy-column", {
- "col": [16]
- }, undefined, {
- "col": ["colChanged"]
- }]);
- const PICKER_OPT_SELECTED = 'picker-opt-selected';
- const DECELERATION_FRICTION = 0.97;
- const MAX_PICKER_SPEED = 90;
- const TRANSITION_DURATION = 150;
- function defineCustomElement() {
- if (typeof customElements === "undefined") {
- return;
- }
- const components = ["ion-picker-legacy-column"];
- components.forEach(tagName => { switch (tagName) {
- case "ion-picker-legacy-column":
- if (!customElements.get(tagName)) {
- customElements.define(tagName, PickerColumnCmp);
- }
- break;
- } });
- }
- export { PickerColumnCmp as P, defineCustomElement as d };
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