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old/assets/js/ui/tooltip.js

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JavaScript
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2018-10-16 16:28:42 +00:00
class Tooltip {
constructor(quill, boundsContainer) {
this.quill = quill;
this.boundsContainer = boundsContainer || document.body;
this.root = quill.addContainer('ql-tooltip');
this.root.innerHTML = this.constructor.TEMPLATE;
if (this.quill.root === this.quill.scrollingContainer) {
this.quill.root.addEventListener('scroll', () => {
this.root.style.marginTop = (-1*this.quill.root.scrollTop) + 'px';
});
}
this.hide();
}
hide() {
this.root.classList.add('ql-hidden');
}
position(reference) {
let left = reference.left + reference.width/2 - this.root.offsetWidth/2;
// root.scrollTop should be 0 if scrollContainer !== root
let top = reference.bottom + this.quill.root.scrollTop;
this.root.style.left = left + 'px';
this.root.style.top = top + 'px';
this.root.classList.remove('ql-flip');
let containerBounds = this.boundsContainer.getBoundingClientRect();
let rootBounds = this.root.getBoundingClientRect();
let shift = 0;
if (rootBounds.right > containerBounds.right) {
shift = containerBounds.right - rootBounds.right;
this.root.style.left = (left + shift) + 'px';
}
if (rootBounds.left < containerBounds.left) {
shift = containerBounds.left - rootBounds.left;
this.root.style.left = (left + shift) + 'px';
}
if (rootBounds.bottom > containerBounds.bottom) {
let height = rootBounds.bottom - rootBounds.top;
let verticalShift = reference.bottom - reference.top + height;
this.root.style.top = (top - verticalShift) + 'px';
this.root.classList.add('ql-flip');
}
return shift;
}
show() {
this.root.classList.remove('ql-editing');
this.root.classList.remove('ql-hidden');
}
}
export default Tooltip;