109 lines
3.8 KiB
TypeScript
109 lines
3.8 KiB
TypeScript
import { findUpTag, whichChild } from "../helpers/dom";
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import { TransitionSlider } from "./transition";
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import { ScrollableX } from "./scrollable";
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import rootScope from "../lib/rootScope";
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import { fastRaf } from "../helpers/schedulers";
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import { FocusDirection } from "../helpers/fastSmoothScroll";
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export function horizontalMenu(tabs: HTMLElement, content: HTMLElement, onClick?: (id: number, tabContent: HTMLDivElement) => void, onTransitionEnd?: () => void, transitionTime = 250, scrollableX?: ScrollableX) {
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const selectTab = TransitionSlider(content, tabs || content.dataset.slider == 'tabs' ? 'tabs' : 'navigation', transitionTime, onTransitionEnd);
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if(tabs) {
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const proxy = new Proxy(selectTab, {
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apply: (target, that, args) => {
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const id = +args[0];
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const animate = args[1] !== undefined ? args[1] : true;
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const el = (tabs.querySelector(`[data-tab="${id}"]`) || tabs.children[id]) as HTMLElement;
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selectTarget(el, id, animate);
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}
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});
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const selectTarget = (target: HTMLElement, id: number, animate = true) => {
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const tabContent = content.children[id] as HTMLDivElement;
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if(onClick) onClick(id, tabContent);
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if(scrollableX) {
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scrollableX.scrollIntoViewNew(target.parentElement.children[id] as HTMLElement, 'center', undefined, undefined, animate ? undefined : FocusDirection.Static, transitionTime, 'x');
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}
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if(!rootScope.settings.animationsEnabled) {
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animate = false;
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}
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if(target.classList.contains('active') || id === selectTab.prevId) {
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return false;
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}
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const prev = tabs.querySelector(tagName.toLowerCase() + '.active') as HTMLElement;
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fastRaf(() => {
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prev && prev.classList.remove('active');
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});
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const prevId = selectTab.prevId;
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// stripe from ZINCHUK
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if(useStripe && prevId !== -1 && animate) {
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fastRaf(() => {
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const indicator = target.querySelector('i')!;
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const currentIndicator = target.parentElement.children[prevId].querySelector('i')!;
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currentIndicator.classList.remove('animate');
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indicator.classList.remove('animate');
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// We move and resize our indicator so it repeats the position and size of the previous one.
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const shiftLeft = currentIndicator.parentElement.parentElement.offsetLeft - indicator.parentElement.parentElement.offsetLeft;
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const scaleFactor = currentIndicator.clientWidth / indicator.clientWidth;
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indicator.style.transform = `translate3d(${shiftLeft}px, 0, 0) scale3d(${scaleFactor}, 1, 1)`;
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//console.log(`translate3d(${shiftLeft}px, 0, 0) scale3d(${scaleFactor}, 1, 1)`);
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requestAnimationFrame(() => {
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// Now we remove the transform to let it animate to its own position and size.
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indicator.classList.add('animate');
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indicator.style.transform = 'none';
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});
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});
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}
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// stripe END
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fastRaf(() => {
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target.classList.add('active');
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});
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selectTab(id, animate);
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};
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const useStripe = !tabs.classList.contains('no-stripe');
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const tagName = tabs.classList.contains('menu-horizontal-div') ? 'BUTTON' : 'LI';//tabs.firstElementChild.tagName;
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tabs.addEventListener('click', function(e) {
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let target = e.target as HTMLElement;
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if(target.tagName != tagName) {
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target = findUpTag(target, tagName);
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}
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//console.log('tabs click:', target);
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if(!target) return false;
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let id: number;
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if(target.dataset.tab) {
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id = +target.dataset.tab;
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if(id == -1) {
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return false;
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}
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} else {
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id = whichChild(target);
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}
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selectTarget(target, id);
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});
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return proxy;
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}
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return selectTab;
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} |