I want the touch event to change the border in Google map. In particular, I want to make some systems, if I show the Google map to the screen and change the boundary, then some can send a new map to the server by sending something. For the first time, I used the bound_changed event to remove this system. Such as google.maps.event.addListener (map, 'bounds_changed', (function () {var bar = map.getCenter () socket.emit ('center_spe', bar); })); It works in my laptop! If I drag the map with my mouse, Google Maps can send the variable in real time. But if I use a touch device, send Google Map "bar" when my touch ends. Of course I checked the event list in the context of Google Map developer and I know there is no incident about touch event. Such as touch-mode, touchstream etc. () Can magic check the bound change in real time when I use touchscreen? Like below google.maps.event.addListener (map, "touchmov", function) {var bar = event.latL...