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380 lines
19 KiB
380 lines
19 KiB
/*!
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* (C) Ionic http://ionicframework.com - MIT License
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*/
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import { proxyCustomElement, HTMLElement, createEvent, h, Host } from '@stencil/core/internal/client';
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import { f as clamp } from './helpers.js';
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import { a as hapticSelectionChanged, h as hapticSelectionEnd, b as hapticSelectionStart } from './haptic.js';
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import { g as getClassMap } from './theme.js';
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import { b as getIonMode } from './ionic-global.js';
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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}}";
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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)}";
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const PickerColumnCmp = /*@__PURE__*/ proxyCustomElement(class PickerColumnCmp extends HTMLElement {
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constructor(registerHost) {
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super();
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if (registerHost !== false) {
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this.__registerHost();
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}
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this.ionPickerColChange = createEvent(this, "ionPickerColChange", 7);
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this.optHeight = 0;
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this.rotateFactor = 0;
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this.scaleFactor = 1;
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this.velocity = 0;
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this.y = 0;
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this.noAnimate = true;
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// `colDidChange` is a flag that gets set when the column is changed
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// dynamically. When this flag is set, the column will refresh
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// after the component re-renders to incorporate the new column data.
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// This is necessary because `this.refresh` queries for the option elements,
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// so it needs to wait for the latest elements to be available in the DOM.
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// Ex: column is created with 3 options. User updates the column data
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// to have 5 options. The column will still think it only has 3 options.
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this.colDidChange = false;
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}
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colChanged() {
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this.colDidChange = true;
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}
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async connectedCallback() {
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let pickerRotateFactor = 0;
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let pickerScaleFactor = 0.81;
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const mode = getIonMode(this);
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if (mode === 'ios') {
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pickerRotateFactor = -0.46;
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pickerScaleFactor = 1;
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}
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this.rotateFactor = pickerRotateFactor;
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this.scaleFactor = pickerScaleFactor;
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this.gesture = (await import('./index3.js')).createGesture({
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el: this.el,
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gestureName: 'picker-swipe',
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gesturePriority: 100,
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threshold: 0,
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passive: false,
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onStart: (ev) => this.onStart(ev),
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onMove: (ev) => this.onMove(ev),
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onEnd: (ev) => this.onEnd(ev),
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});
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this.gesture.enable();
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// Options have not been initialized yet
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// Animation must be disabled through the `noAnimate` flag
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// Otherwise, the options will render
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// at the top of the column and transition down
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this.tmrId = setTimeout(() => {
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this.noAnimate = false;
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// After initialization, `refresh()` will be called
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// At this point, animation will be enabled. The options will
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// animate as they are being selected.
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this.refresh(true);
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}, 250);
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}
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componentDidLoad() {
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this.onDomChange();
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}
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componentDidUpdate() {
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// Options may have changed since last update.
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if (this.colDidChange) {
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// Animation must be disabled through the `onDomChange` parameter.
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// Otherwise, the recently added options will render
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// at the top of the column and transition down
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this.onDomChange(true, false);
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this.colDidChange = false;
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}
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}
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disconnectedCallback() {
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if (this.rafId !== undefined)
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cancelAnimationFrame(this.rafId);
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if (this.tmrId)
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clearTimeout(this.tmrId);
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if (this.gesture) {
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this.gesture.destroy();
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this.gesture = undefined;
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}
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}
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emitColChange() {
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this.ionPickerColChange.emit(this.col);
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}
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setSelected(selectedIndex, duration) {
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// if there is a selected index, then figure out it's y position
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// if there isn't a selected index, then just use the top y position
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const y = selectedIndex > -1 ? -(selectedIndex * this.optHeight) : 0;
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this.velocity = 0;
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// set what y position we're at
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if (this.rafId !== undefined)
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cancelAnimationFrame(this.rafId);
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this.update(y, duration, true);
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this.emitColChange();
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}
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update(y, duration, saveY) {
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if (!this.optsEl) {
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return;
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}
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// ensure we've got a good round number :)
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let translateY = 0;
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let translateZ = 0;
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const { col, rotateFactor } = this;
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const prevSelected = col.selectedIndex;
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const selectedIndex = (col.selectedIndex = this.indexForY(-y));
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const durationStr = duration === 0 ? '' : duration + 'ms';
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const scaleStr = `scale(${this.scaleFactor})`;
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const children = this.optsEl.children;
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for (let i = 0; i < children.length; i++) {
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const button = children[i];
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const opt = col.options[i];
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const optOffset = i * this.optHeight + y;
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let transform = '';
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if (rotateFactor !== 0) {
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const rotateX = optOffset * rotateFactor;
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if (Math.abs(rotateX) <= 90) {
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translateY = 0;
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translateZ = 90;
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transform = `rotateX(${rotateX}deg) `;
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}
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else {
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translateY = -9999;
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}
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}
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else {
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translateZ = 0;
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translateY = optOffset;
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}
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const selected = selectedIndex === i;
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transform += `translate3d(0px,${translateY}px,${translateZ}px) `;
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if (this.scaleFactor !== 1 && !selected) {
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transform += scaleStr;
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}
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// Update transition duration
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if (this.noAnimate) {
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opt.duration = 0;
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button.style.transitionDuration = '';
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}
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else if (duration !== opt.duration) {
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opt.duration = duration;
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button.style.transitionDuration = durationStr;
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}
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// Update transform
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if (transform !== opt.transform) {
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opt.transform = transform;
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}
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button.style.transform = transform;
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/**
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* Ensure that the select column
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* item has the selected class
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*/
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opt.selected = selected;
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if (selected) {
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button.classList.add(PICKER_OPT_SELECTED);
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}
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else {
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button.classList.remove(PICKER_OPT_SELECTED);
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}
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}
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this.col.prevSelected = prevSelected;
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if (saveY) {
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this.y = y;
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}
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if (this.lastIndex !== selectedIndex) {
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// have not set a last index yet
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hapticSelectionChanged();
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this.lastIndex = selectedIndex;
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}
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}
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decelerate() {
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if (this.velocity !== 0) {
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// still decelerating
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this.velocity *= DECELERATION_FRICTION;
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// do not let it go slower than a velocity of 1
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this.velocity = this.velocity > 0 ? Math.max(this.velocity, 1) : Math.min(this.velocity, -1);
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let y = this.y + this.velocity;
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if (y > this.minY) {
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// whoops, it's trying to scroll up farther than the options we have!
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y = this.minY;
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this.velocity = 0;
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}
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else if (y < this.maxY) {
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// gahh, it's trying to scroll down farther than we can!
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y = this.maxY;
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this.velocity = 0;
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}
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this.update(y, 0, true);
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const notLockedIn = Math.round(y) % this.optHeight !== 0 || Math.abs(this.velocity) > 1;
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if (notLockedIn) {
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// isn't locked in yet, keep decelerating until it is
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this.rafId = requestAnimationFrame(() => this.decelerate());
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}
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else {
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this.velocity = 0;
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this.emitColChange();
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hapticSelectionEnd();
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}
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}
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else if (this.y % this.optHeight !== 0) {
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// needs to still get locked into a position so options line up
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const currentPos = Math.abs(this.y % this.optHeight);
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// create a velocity in the direction it needs to scroll
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this.velocity = currentPos > this.optHeight / 2 ? 1 : -1;
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this.decelerate();
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}
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}
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indexForY(y) {
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return Math.min(Math.max(Math.abs(Math.round(y / this.optHeight)), 0), this.col.options.length - 1);
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}
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onStart(detail) {
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// We have to prevent default in order to block scrolling under the picker
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// but we DO NOT have to stop propagation, since we still want
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// some "click" events to capture
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if (detail.event.cancelable) {
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detail.event.preventDefault();
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}
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detail.event.stopPropagation();
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hapticSelectionStart();
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// reset everything
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if (this.rafId !== undefined)
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cancelAnimationFrame(this.rafId);
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const options = this.col.options;
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let minY = options.length - 1;
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let maxY = 0;
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for (let i = 0; i < options.length; i++) {
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if (!options[i].disabled) {
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minY = Math.min(minY, i);
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maxY = Math.max(maxY, i);
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}
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}
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this.minY = -(minY * this.optHeight);
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this.maxY = -(maxY * this.optHeight);
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}
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onMove(detail) {
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if (detail.event.cancelable) {
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detail.event.preventDefault();
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}
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detail.event.stopPropagation();
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// update the scroll position relative to pointer start position
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let y = this.y + detail.deltaY;
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if (y > this.minY) {
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// scrolling up higher than scroll area
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y = Math.pow(y, 0.8);
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this.bounceFrom = y;
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}
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else if (y < this.maxY) {
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// scrolling down below scroll area
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y += Math.pow(this.maxY - y, 0.9);
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this.bounceFrom = y;
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}
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else {
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this.bounceFrom = 0;
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}
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this.update(y, 0, false);
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}
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onEnd(detail) {
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if (this.bounceFrom > 0) {
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// bounce back up
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this.update(this.minY, 100, true);
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this.emitColChange();
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return;
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}
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else if (this.bounceFrom < 0) {
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// bounce back down
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this.update(this.maxY, 100, true);
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this.emitColChange();
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return;
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}
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this.velocity = clamp(-90, detail.velocityY * 23, MAX_PICKER_SPEED);
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if (this.velocity === 0 && detail.deltaY === 0) {
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const opt = detail.event.target.closest('.picker-opt');
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if (opt === null || opt === void 0 ? void 0 : opt.hasAttribute('opt-index')) {
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this.setSelected(parseInt(opt.getAttribute('opt-index'), 10), TRANSITION_DURATION);
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}
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}
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else {
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this.y += detail.deltaY;
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if (Math.abs(detail.velocityY) < 0.05) {
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const isScrollingUp = detail.deltaY > 0;
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const optHeightFraction = (Math.abs(this.y) % this.optHeight) / this.optHeight;
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if (isScrollingUp && optHeightFraction > 0.5) {
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this.velocity = Math.abs(this.velocity) * -1;
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}
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else if (!isScrollingUp && optHeightFraction <= 0.5) {
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this.velocity = Math.abs(this.velocity);
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}
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}
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this.decelerate();
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}
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}
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refresh(forceRefresh, animated) {
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var _a;
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let min = this.col.options.length - 1;
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let max = 0;
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const options = this.col.options;
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for (let i = 0; i < options.length; i++) {
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if (!options[i].disabled) {
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min = Math.min(min, i);
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max = Math.max(max, i);
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}
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}
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/**
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* Only update selected value if column has a
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* velocity of 0. If it does not, then the
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* column is animating might land on
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* a value different than the value at
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* selectedIndex
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*/
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if (this.velocity !== 0) {
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return;
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}
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const selectedIndex = clamp(min, (_a = this.col.selectedIndex) !== null && _a !== void 0 ? _a : 0, max);
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if (this.col.prevSelected !== selectedIndex || forceRefresh) {
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const y = selectedIndex * this.optHeight * -1;
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const duration = animated ? TRANSITION_DURATION : 0;
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this.velocity = 0;
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this.update(y, duration, true);
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}
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}
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onDomChange(forceRefresh, animated) {
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const colEl = this.optsEl;
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if (colEl) {
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// DOM READ
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// We perfom a DOM read over a rendered item, this needs to happen after the first render or after the column has changed
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this.optHeight = colEl.firstElementChild ? colEl.firstElementChild.clientHeight : 0;
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}
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this.refresh(forceRefresh, animated);
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}
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render() {
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const col = this.col;
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const mode = getIonMode(this);
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return (h(Host, { key: 'ed32d108dd94f0302fb453c31a3497ebae65ec37', 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: {
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'max-width': this.col.columnWidth,
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} }, col.prefix && (h("div", { key: '9f0634890e66fd4ae74f826d1eea3431de121393', class: "picker-prefix", style: { width: col.prefixWidth } }, col.prefix)), h("div", { key: '337e996e5be91af16446085fe22436f213b771eb', 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: 'd69a132599d78d9e5107f12228978cfce4e43098', class: "picker-suffix", style: { width: col.suffixWidth } }, col.suffix))));
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}
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get el() { return this; }
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static get watchers() { return {
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"col": ["colChanged"]
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}; }
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static get style() { return {
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ios: pickerColumnIosCss,
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md: pickerColumnMdCss
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}; }
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}, [288, "ion-picker-legacy-column", {
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"col": [16]
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}, undefined, {
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"col": ["colChanged"]
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}]);
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const PICKER_OPT_SELECTED = 'picker-opt-selected';
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const DECELERATION_FRICTION = 0.97;
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const MAX_PICKER_SPEED = 90;
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const TRANSITION_DURATION = 150;
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function defineCustomElement() {
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if (typeof customElements === "undefined") {
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return;
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}
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const components = ["ion-picker-legacy-column"];
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components.forEach(tagName => { switch (tagName) {
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case "ion-picker-legacy-column":
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if (!customElements.get(tagName)) {
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customElements.define(tagName, PickerColumnCmp);
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}
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break;
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} });
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}
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export { PickerColumnCmp as P, defineCustomElement as d };
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