Add mouse down and up event to canvas element
<!doctype html> <html> <head> <meta charset="utf-8"> <title>Event Demo</title> </head> //from w w w.jav a 2 s. c o m <body> <canvas id="canvas" width="400" height="400"></canvas> <script> window.onload = function () { let canvas = document.getElementById('canvas'); canvas.addEventListener('mousedown', function (event) { console.log("mouse down"); }, false); canvas.addEventListener('mouseup', function (event) { console.log("mouse up"); }, false); }; </script> </body> </html>