b030c1398b
- Improves animation smoothness - Changed animation slideup/down animations to use max-height instead of height to better avoid jutter at the end. - Cleaned spacing to match page items in books listing.
33 lines
879 B
JavaScript
33 lines
879 B
JavaScript
import {slideUp, slideDown} from "../services/animations";
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class ChapterToggle {
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constructor(elem) {
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this.elem = elem;
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this.isOpen = elem.classList.contains('open');
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elem.addEventListener('click', this.click.bind(this));
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}
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open() {
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const list = this.elem.parentNode.querySelector('.inset-list');
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this.elem.classList.add('open');
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this.elem.setAttribute('aria-expanded', 'true');
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slideDown(list, 180);
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}
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close() {
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const list = this.elem.parentNode.querySelector('.inset-list');
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this.elem.classList.remove('open');
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this.elem.setAttribute('aria-expanded', 'false');
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slideUp(list, 180);
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}
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click(event) {
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event.preventDefault();
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this.isOpen ? this.close() : this.open();
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this.isOpen = !this.isOpen;
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}
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}
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export default ChapterToggle;
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