// Small lib to // // // // var cam = 0; var camHost = "172.22.80.56:8080"; var controlHost = "172.22.80.56:8080"; //create event which is triggered when DOM is ready window.onDomReady = initReady; //change from testbild to default cam when DOM is ready window.onDomReady(changeCam); function initReady(fn) { if(document.addEventListener) { document.addEventListener("DOMContentLoaded", fn, false); } } //change currently displayed camera to the one in cam variable function changeCam() { var display = document.getElementById('screen'); if (cam <= 7 && cam >= 0) { display.innerHTML = ''; } else { display.innerHTML = ''; } } //send control command to currently selected camera function controlCam(direction) { if (direction == "left" || direction == "right" || direction == "up" || direction == "down") { var request = new XMLHttpRequest(); request.open("get", "http://" + controlHost + "/cam/" + cam + "/control/" + direction + "left", false); request.send(); return false; } function keyDown(event) { switch(event.keyCode) { case 49: // 1 cam = 0; changeCam(); break; case 50: // 2 cam = 1; changeCam(); break; case 51: // 3 cam = 2; changeCam(); break; case 52: // 4 cam = 3; changeCam(); break; case 53: // 5 cam = 4; changeCam(); break; case 54: // 6 cam = 5; changeCam(); break; case 55: // 7 cam = 6; changeCam(); break; case 56: // 8 cam = 7; changeCam(); break; case 37: // arrow left controlCam("left"); break; case 38: // arrow up controlCam("up"); break; case 39: // arrow right controlCam("right"); break; case 40: // arrow down controlCam("down"); break; } }