Fix events in shadow dom (#7224)

diff --git a/src/helpers/helpers.dom.js b/src/helpers/helpers.dom.js
index bfa5ef8de63894b54d2ad5a72000e5dc3faf34f2..6a6429316e885ed1b40a46b9b2a4e87b3e48a001 100644 (file)
--- a/src/helpers/helpers.dom.js
+++ b/src/helpers/helpers.dom.js
@@ -86,7 +86,7 @@ function _calculatePadding(container, padding, parentDimension) {
 export function getRelativePosition(evt, chart) {
        let mouseX, mouseY;
        const e = evt.originalEvent || evt;
-       const canvasElement = evt.target || evt.srcElement;
+       const canvasElement = chart.canvas;
        const boundingRect = canvasElement.getBoundingClientRect();
 
        const touches = e.touches;