/CSS/Get clicked position javascript image

Get clicked position javascript image

 // https://stackoverflow.com/questions/34867066/javascript-mouse-click-coordinates-for-image
  document.getElementById(imageid).addEventListener('click', function (event) {
    // https://stackoverflow.com/a/288731/1497139
    bounds=this.getBoundingClientRect();
    var left=bounds.left;
    var top=bounds.top;
    var x = event.pageX - left;
    var y = event.pageY - top;
    var cw=this.clientWidth
    var ch=this.clientHeight
    var iw=this.naturalWidth
    var ih=this.naturalHeight
    var px=x/cw*iw
    var py=y/ch*ih
    alert("click on "+this.tagName+" at pixel ("+px+","+py+") mouse pos ("+x+"," + y+ ") relative to boundingClientRect at ("+left+","+top+") client image size: "+cw+" x "+ch+" natural image size: "+iw+" x "+ih );
  });

Source: stackoverflow.com

Similar codes

8 votes188 views2 answers
Line-weight css
CSS
0 vote266 views1 answer
Codemirror resizable
CSS
0 vote205 views1 answer
After icon css
CSS
7 votes185 views3 answers
Css wrap text to next line
CSS
2 votes236 views1 answer
How to add a black border around text css
CSS
0 vote215 views2 answers
How long ago was 1993 years
CSS
0 vote190 views1 answer
Fullcalendar react
CSS
0 vote195 views1 answer
Avatar change design html css
CSS
39 votes254 views4 answers
Background image height and width
CSS
1 vote195 views1 answer
-o css
CSS