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led_tuner.html
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
<head>
<meta http-equiv="content-type" content="text/html;charset=utf-8" />
<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
<title>ROS WEB LED TUNER</title>
<link rel="stylesheet" href="css/bootstrap.min.css">
<link rel="stylesheet" href="css/all.min.css">
<style>
.bd-placeholder-img {
font-size: 1.125rem;
text-anchor: middle;
}
@media (min-width: 768px) {
.bd-placeholder-img-lg {
font-size: 3.5rem;
}
}
</style>
<!-- <link rel="stylesheet" href="css/cover.css" crossorigin="anonymous"> -->
<link rel="stylesheet" href="css/sticky-footer-navbar.css">
<script src="js/eventemitter2.min.js"></script>
<script src="js/roslib.min.js"></script>
<script type="text/javascript">
console.log('Music Player is starting!')
</script>
</head>
<body class="text-center">
<script type="text/javascript">
if (!Talker) {
console.log('Making ROS taker');
var Talker = {
ros: null,
name: "",
init: function() {
this.ros = new ROSLIB.Ros();
this.ros.on('error', function(error) {
document.getElementById('state').innerHTML = "Error";
});
this.ros.on('connection', function(error) {
document.getElementById('state').innerHTML = "Connect";
});
this.ros.on('close', function(error) {
document.getElementById('state').innerHTML = "Close";
});
this.ros.connect('ws://' + location.hostname + ':9090');
},
send: function(comment) {
// if (document.getElementById("comment").value.length == 0) return;
// var comment = document.getElementById("comment").value;
var pub = new ROSLIB.Topic({
ros: this.ros,
name: '/neopixels',
messageType: 'std_msgs/UInt32MultiArray'
});
var str = new ROSLIB.Message({ data: comment });
pub.publish(str);
document.getElementById('cmd').innerHTML = comment;
console.log(comment + 'is published. ');
// console.log('is publisded. ')
}
}
Talker.init();
window.onunload = function() {
Talker.ros.close();
};
}
</script>
<header>
<!-- Fixed navbar -->
<nav class="navbar navbar-expand-md navbar-dark fixed-top bg-dark">
<a class="navbar-brand" href="#">LED Tuner</a>
</nav>
</header>
<main role="main" class="container">
<div class="row">
<div class="col-md-6 text-center text-light">
<img id="camera_image" class="img-fluid" src='img/colors.png' alt = 'image'></img>
</div>
<div class="col-md-6">
<!-- LED Buttons -->
<table class="table table-borderless ">
<tbody>
<tr>
<!-- R -->
<td>
<form action="javascript:Talker.send([0xff0000,0xff0000]);" id="ui">
<button type="submit" class="btn btn-outline-light btn-lg btn-block">
RED
</button>
</form>
</td>
<!-- G -->
<td>
<form action="javascript:Talker.send([0x00ff00,0x00ff00]);" id="ui">
<button type="submit" class="btn btn-outline-light btn-lg btn-block">
GREEN
</button>
</form>
</td>
<!-- B -->
<td>
<form action="javascript:Talker.send([0x0000ff,0x0000ff]);" id="ui">
<button type="submit" class="btn btn-outline-light btn-lg btn-block">
BLUE
</button>
</form>
</td>
</tr>
<tr>
<td>
<!-- 04 -->
<form action="javascript:Talker.send([0xffff00,0xffff00]);" id="ui">
<button type="submit" class="btn btn-outline-light btn-lg btn-block">
YELLOW
</button>
</form>
</td>
<td>
<!-- 05 -->
<form action="javascript:Talker.send([0x00ffff,0x00ffff]);" id="ui">
<button type="submit" class="btn btn-outline-light btn-lg btn-block">
CYAN
</button>
</form>
</td>
<td>
<!-- 06 -->
<form action="javascript:Talker.send([0xff00ff,0xff00ff]);" id="ui">
<button type="submit" class="btn btn-outline-light btn-lg btn-block">
MAGENTA
</button>
</form>
</td>
</tr>
<tr>
<td>
<!-- 07 -->
<form action="javascript:Talker.send([0xff00ff,0x00ffff]);" id="ui">
<button type="submit" class="btn btn-outline-light btn-lg btn-block">
M - C
</button>
</form>
</td>
<td>
<!-- 08 -->
<form action="javascript:Talker.send([0x00ffff,0xffff00]);" id="ui">
<button type="submit" class="btn btn-outline-light btn-lg btn-block">
C - Y
</button>
</form>
</td>
<td>
<!-- Right Down -->
<form action="javascript:Talker.send([0xffffff,0xffffff]);" id="ui">
<button type="submit" class="btn btn-outline-light btn-lg btn-block">
WHITE
</button>
</form>
</td>
</tr>
</tbody>
</table>
<!-- End of JOY -->
</div>
</div>
</main>
<footer class="footer navbar-dark bg-dark">
<div class="container">
<!-- <span class="text-muted">Place sticky footer content here.</span> -->
<p class="text-light "><label id="cmd">---</label> |Status： <label id="state">Disconnect</label></p>
</div>
</footer>
<script src="js/jquery-3.2.1.slim.min.js"></script>
<script src="js/popper.min.js"></script>
<script src="js/bootstrap.js"></script>
</body>
</html>