forked from slab/quill
-
Notifications
You must be signed in to change notification settings - Fork 0
/
tooltip.js
50 lines (45 loc) · 1.63 KB
/
tooltip.js
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
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;
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;
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 = containerBounds.bottom - rootBounds.bottom - 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;