if(!Canvas.getX) {
  Canvas.getX = function(x) {
    return x * Canvas.element.width/Canvas.relWidth;
  };
}
if(!Canvas.getY) {
  Canvas.getY = function(y) {
    return y * Canvas.element.height/Canvas.relHeight;
  };
}

@@ -8,16 +8,51 @@
 vas.getX
+ %7C%7C KAPhy.version !== KAPhy.current
 ) %7B%0A  Ca
@@ -152,16 +152,51 @@
 vas.getY
+ %7C%7C KAPhy.version !== KAPhy.current
 ) %7B%0A  Ca

Update coordinates.js