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kbd_access.html
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<html>
<header>
<meta content='width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=0' name='viewport' />
<script src="./jslib/nipplejs.min.js"></script>
<script src="./jslib/keyboarddongle.js"></script>
<script src="./jslib/ui_init.js"></script>
<title>KeyboardDongleControl</title>
<style type="text/css">
p {
font-size: 12px;
color: dimgray;
text-align: center;
}
.center {
text-align: center;
}
.mouseButton {
position: absolute;
display: block;
background: red;
opacity: .5;
border-radius: 20px;
color: white;
text-align: center;
vertical-align: middle;
transition: opacity .1s ease-in-out;
}
.mouseBTNText {}
.unselectable {
-webkit-touch-callout: none;
-webkit-user-select: none;
-khtml-user-select: none;
-moz-user-select: none;
-ms-user-select: none;
user-select: none;
}
#keyboard li {
float: left;
margin: 0 0.7% 0.5% 0;
width: 6.2%;
height: 19.5%;
line-height: 19.5%;
text-align: center;
background: lightgrey;
-moz-border-radius: 5px;
-webkit-border-radius: 5px;
}
.capslock,
.tab,
.left-shift {
clear: left;
}
#keyboard .tab,
#keyboard .delete {
width: 9.6%;
}
#keyboard .capslock {
width: 11.5%;
}
#keyboard .return {
width: 11.2%;
}
#keyboard .left-shift {
width: 13.4%;
}
#keyboard .right-shift {
width: 16.2%;
}
.lastitem {
margin-right: 0;
}
.uppercase {
text-transform: uppercase;
}
#keyboard .space {
clear: left;
width: 99.3%;
}
.on {
display: none;
}
#keyboard li:hover {
position: relative;
top: 0.1%;
left: 0.1%;
border-color: #e5e5e5;
cursor: pointer;
}
.middleLetter {
margin-left: auto;
margin-right: auto;
position: relative;
top: 50%;
transform: translateY(-50%);
}
</style>
</header>
<body style="overflow-y: hidden">
<div style="display: none;">This is a page control BLE keyboard dongle, move cursor, type letters.</div>
<div id="connectStatus" style="position: absolute; display: block; top: 2%; left: 2%;">
<div id="connectStatusCircle" style="opacity: 0.8; background: red; border-radius: 50%; float: left;"></div>
<div id="connectStatusText" class="unselectable" style="float: right; vertical-align: middle;">Click to connect</div>
</div>
<div id="switchKBD" class="unselectable" style="position: absolute; display: block; top: 2%; right: 2%; opacity: 0.8; background: yellow; color: grey; text-align: center; vertical-align: middle;">keyboard</div>
<div id="mouse_joystick" class="center"></div>
<div id="mouse_left" class="mouseButton unselectable">L</div>
<div id="mouse_right" class="mouseButton unselectable">R</div>
<div id="keyboard_container" class="unselectable" style="position: absolute; display: block; top: 20%; left: 5%; width: 90%; height: 70%; display: none;">
<ul id="keyboard" style="margin: 0; adding: 0; list-style: none; padding: 0;width: 100%;">
<li class="symbol">
<div class="middleLetter"><span class="off">`</span><span class="on">~</span></div>
</li>
<li class="symbol">
<div class="middleLetter"><span class="off">1</span><span class="on">!</span></div>
</li>
<li class="symbol">
<div class="middleLetter"><span class="off">2</span><span class="on">@</span></div>
</li>
<li class="symbol">
<div class="middleLetter"><span class="off">3</span><span class="on">#</span></div>
</li>
<li class="symbol">
<div class="middleLetter"><span class="off">4</span><span class="on">$</span></div>
</li>
<li class="symbol">
<div class="middleLetter"><span class="off">5</span><span class="on">%</span></div>
</li>
<li class="symbol">
<div class="middleLetter"><span class="off">6</span><span class="on">^</span></div>
</li>
<li class="symbol">
<div class="middleLetter"><span class="off">7</span><span class="on">&</span></div>
</li>
<li class="symbol">
<div class="middleLetter"><span class="off">8</span><span class="on">*</span></div>
</li>
<li class="symbol">
<div class="middleLetter"><span class="off">9</span><span class="on">(</span></div>
</li>
<li class="symbol">
<div class="middleLetter"><span class="off">0</span><span class="on">)</span></div>
</li>
<li class="symbol">
<div class="middleLetter"><span class="off">-</span><span class="on">_</span></div>
</li>
<li class="symbol">
<div class="middleLetter"><span class="off">=</span><span class="on">+</span></div>
</li>
<li class="delete lastitem">
<div class="middleLetter">delete</div>
</li>
<li class="tab">
<div class="middleLetter">tab</div>
</li>
<li class="letter">
<div class="middleLetter">q</div>
</li>
<li class="letter">
<div class="middleLetter">w</div>
</li>
<li class="letter">
<div class="middleLetter">e</div>
</li>
<li class="letter">
<div class="middleLetter">r</div>
</li>
<li class="letter">
<div class="middleLetter">t</div>
</li>
<li class="letter">
<div class="middleLetter">y</div>
</li>
<li class="letter">
<div class="middleLetter">u</div>
</li>
<li class="letter">
<div class="middleLetter">i</div>
</li>
<li class="letter">
<div class="middleLetter">o</div>
</li>
<li class="letter">
<div class="middleLetter">p</div>
</li>
<li class="symbol">
<div class="middleLetter"><span class="off">[</span><span class="on">{</span></div>
</li>
<li class="symbol">
<div class="middleLetter"><span class="off">]</span><span class="on">}</span></div>
</li>
<li class="symbol lastitem">
<div class="middleLetter"><span class="off">\</span><span class="on">|</span></div>
</li>
<li class="capslock">
<div class="middleLetter">caps lock</div>
</li>
<li class="letter">
<div class="middleLetter">a</div>
</li>
<li class="letter">
<div class="middleLetter">s</div>
</li>
<li class="letter">
<div class="middleLetter">d</div>
</li>
<li class="letter">
<div class="middleLetter">f</div>
</li>
<li class="letter">
<div class="middleLetter">g</div>
</li>
<li class="letter">
<div class="middleLetter">h</div>
</li>
<li class="letter">
<div class="middleLetter">j</div>
</li>
<li class="letter">
<div class="middleLetter">k</div>
</li>
<li class="letter">
<div class="middleLetter">l</div>
</li>
<li class="symbol">
<div class="middleLetter"><span class="off">;</span><span class="on">:</span></div>
</li>
<li class="symbol">
<div class="middleLetter"><span class="off">'</span><span class="on">"</span></div>
</li>
<li class="return lastitem">
<div class="middleLetter">return</div>
</li>
<li class="left-shift">
<div class="middleLetter">shift</div>
</li>
<li class="letter">
<div class="middleLetter">z</div>
</li>
<li class="letter">
<div class="middleLetter">x</div>
</li>
<li class="letter">
<div class="middleLetter">c</div>
</li>
<li class="letter">
<div class="middleLetter">v</div>
</li>
<li class="letter">
<div class="middleLetter">b</div>
</li>
<li class="letter">
<div class="middleLetter">n</div>
</li>
<li class="letter">
<div class="middleLetter">m</div>
</li>
<li class="symbol">
<div class="middleLetter"><span class="off">,</span><span class="on"><</span></div>
</li>
<li class="symbol">
<div class="middleLetter"><span class="off">.</span><span class="on">></span></div>
</li>
<li class="symbol">
<div class="middleLetter"><span class="off">/</span><span class="on">?</span></div>
</li>
<li class="right-shift lastitem">
<div class="middleLetter">shift</div>
</li>
<li class="space lastitem">
<div class="middleLetter"> </div>
</li>
</ul>
</div>
<script>
var keyboardDongle = new KeyboardDongle();
document.getElementById('connectStatus').addEventListener('click', event => {
keyboardDongle.request()
.then(_ => keyboardDongle.connect())
.then(_ => {
document.getElementById('connectStatusText').innerHTML = "Connected to " + keyboardDongle.device.name;
document.getElementById('connectStatusCircle').style.backgroundColor = 'green';
//console.log("Connect OK")
})
.catch(error => {
console.log(error)
});
});
var currentUI = 'mouse';
document.getElementById('switchKBD').addEventListener('click', event => {
if (currentUI == 'mouse') {
switchMouseUI(false);
switchKeyboardUI(true);
currentUI = 'keyboard';
document.getElementById('switchKBD').innerHTML = 'mouse';
} else if (currentUI == 'keyboard') {
switchKeyboardUI(false);
switchMouseUI(true);
currentUI = 'mouse';
document.getElementById('switchKBD').innerHTML = 'keyboard';
}
});
var timeStart = 0;
var mouseTimerID = null;
var mouseInProgress = false;
var mouseData = [0, 0, 0, 0];
var keyboardTimerID = null;
var keyboardInProgress = false;
var keyboardValue = 0;
function sendMouseReport() {
clearTimeout(mouseTimerID);
if (mouseInProgress || keyboardInProgress) {
mouseTimerID = setTimeout(sendMouseReport, 10);
} else {
mouseInProgress = true;
timeStart = Date.now();
keyboardDongle.writeMouseCharacter(new Uint8Array(mouseData))
.then(_ => {
mouseInProgress = false;
//console.log("Move OK");
console.log("delay:", Date.now() - timeStart);
var moveAgain = false;
for (var i = 1; i < 4; i++) {
if (mouseData[i] != 0) moveAgain = true;
}
if (moveAgain) {
clearTimeout(mouseTimerID);
mouseTimerID = setTimeout(sendMouseReport, 50);
}
})
.catch(error => {
mouseInProgress = false;
console.log(error)
});
}
}
function sendKeyboardReport() {
clearTimeout(keyboardTimerID);
if (mouseInProgress || keyboardInProgress) {
keyboardTimerID = setTimeout(sendKeyboardReport, 10);
} else {
keyboardInProgress = true;
timeStart = Date.now();
keyboardDongle.writeTypeCharacter(new Uint8Array([keyboardValue]))
.then(_ => {
keyboardInProgress = false;
console.log("delay:", Date.now() - timeStart);
})
.catch(error => {
keyboardInProgress = false;
console.log(error)
});
}
}
</script>
<script>
var mouseLeftButton = document.getElementById('mouse_left');
var mouseRightButton = document.getElementById('mouse_right');
var staticJoystick;
function mouseButtonHandler(button, value) {
if (mouseData[0] == 0 && value == 0) return;
if (button == 0) {
mouseLeftButton.style.opacity = (value != 0) ? '0.8' : '0.5';
if ((value != 0)) {
mouseData[0] |= 1;
} else {
mouseData[0] &= ~1;
}
} else if (button == 1) {
mouseRightButton.style.opacity = (value != 0) ? '0.8' : '0.5';
if ((value != 0)) {
mouseData[0] |= 2;
} else {
mouseData[0] &= ~2;
}
}
clearTimeout(mouseTimerID);
mouseTimerID = setTimeout(sendMouseReport, 10);
};
var keyPadPressed = function (value) {
var keycode = 0;
if (value.length == 1) {
keycode = value.charCodeAt(0);
} else if (value.length == 0) {
keycode = ' '.charCodeAt(0);
} else {
switch (value) {
case 'tab':
keycode = '\t'.charCodeAt(0);
break;
case 'return':
keycode = '\r'.charCodeAt(0);
break;
case 'delete':
keycode = '\b'.charCodeAt(0);
break;
}
}
if (keycode != 0) {
keyboardValue = keycode;
clearTimeout(keyboardTimerID);
mouseTimerID = setTimeout(sendKeyboardReport, 10);
}
};
uiInit();
mouseLeftButton.addEventListener('mousedown', event => mouseButtonHandler(0, 1));
mouseLeftButton.addEventListener('mouseup', event => mouseButtonHandler(0, 0));
mouseLeftButton.addEventListener('mouseout', event => mouseButtonHandler(0, 0));
mouseLeftButton.addEventListener('touchstart', event => mouseButtonHandler(0, 1));
mouseLeftButton.addEventListener('touchend', event => mouseButtonHandler(0, 0));
mouseRightButton.addEventListener('mousedown', event => mouseButtonHandler(1, 1));
mouseRightButton.addEventListener('mouseup', event => mouseButtonHandler(1, 0));
mouseRightButton.addEventListener('mouseout', event => mouseButtonHandler(1, 0));
mouseRightButton.addEventListener('touchstart', event => mouseButtonHandler(1, 1));
mouseRightButton.addEventListener('touchend', event => mouseButtonHandler(1, 0));
staticJoystick.on('start end', function (evt, data) {
if (evt.type == 'start') {
//console.log('start');
} else if (evt.type == 'end') {
//console.log('end');
mouseData[1] = 0;
mouseData[2] = 0;
}
//console.log(evt);
}).on('move', function (evt, data) {
var x = data.force * Math.cos(data.angle.radian);
var y = -data.force * Math.sin(data.angle.radian);
//console.log(x,y);
var intX = Math.round(x * 8);
var intY = Math.round(y * 8);
if (intX < 0) intX = 256 + intX;
if (intY < 0) intY = 256 + intY;
//console.log(intX, intY);
if (mouseData[1] != intX || mouseData[2] != intY) {
mouseData[1] = intX;
mouseData[2] = intY;
clearTimeout(mouseTimerID);
mouseTimerID = setTimeout(sendMouseReport, 10);
}
})
</script>
</body>
</html>