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fixed Firefox incompatibility in hover function #29

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fixed Firefox incompatibility in hover function #29

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5 changes: 3 additions & 2 deletions inst/htmlwidgets/lib/wordcloud2-0.0.1/hover.js
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Original file line number Diff line number Diff line change
Expand Up @@ -11,6 +11,7 @@ function newlabel(el){
// hover function
function cv_handleHover(item, dimension, evt) {
var el = document.getElementById("wcLabel");
var target = evt.target || evt.srcElement;
if (!item) {
el.setAttribute('hidden', true);

Expand All @@ -20,8 +21,8 @@ function cv_handleHover(item, dimension, evt) {
el.removeAttribute('hidden');
// console.log(evt.srcElement.offsetLeft);

el.style.left = dimension.x + evt.srcElement.offsetLeft + 'px';
el.style.top = dimension.y + evt.srcElement.offsetTop + 'px';
el.style.left = dimension.x + target.offsetLeft + 'px';
el.style.top = dimension.y + target.offsetTop + 'px';
el.style.width = dimension.w + 'px';
el.style.height = dimension.h + 'px';

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