mirror of
https://github.com/s00500/nodeMessageBoard.git
synced 2024-11-05 12:40:54 +00:00
174 lines
3.7 KiB
HTML
174 lines
3.7 KiB
HTML
<!DOCTYPE HTML>
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<html>
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<head>
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<link rel="stylesheet" href="http://code.jquery.com/ui/1.9.2/themes/base/jquery-ui.css" />
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<style>
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body {
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margin: 0px;
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padding: 0px;
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}
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#rData{
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float:left;
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margin-left:100px;
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margin-right:auto;
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width:470px;
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}
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#sData{
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float: left;
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margin-left:100px;
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margin-right:auto;
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width:470px;
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}
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h2{
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text-align:center;
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}
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#myCanvas {
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border: 2px dashed grey;
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}
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#btnHolder, #sliderTxt{
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text-align:center;
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}
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</style>
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<script src="http://code.jquery.com/jquery-1.8.3.js"></script>
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<script src="http://code.jquery.com/ui/1.9.2/jquery-ui.js"></script>
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<script src="/socket.io/socket.io.js"></script>
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<script>
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// canvas request for all browsers
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window.requestAnimFrame = (function(callback) {
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return window.requestAnimationFrame ||
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window.webkitRequestAnimationFrame ||
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window.mozRequestAnimationFrame ||
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window.oRequestAnimationFrame ||
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window.msRequestAnimationFrame ||
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function(callback) {
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window.setTimeout(callback, 1000 / 30); // 30 frames per second
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};
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})();
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var iosocket;
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var pollOneH = 0;
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var poll1;
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var text;
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var potValue;
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var prevPotValue;
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//var onOff = false;
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var toggleVal = 0;
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function animation(poll1,text)
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{
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var canvas = document.getElementById("myCanvas");
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var content = canvas.getContext("2d");
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// clear canvas
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content.clearRect(0, 0, 460, 540);
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content.fillStyle = 'black';
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content.textAlign = 'center';
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content.font = '20pt Calibri';
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// make the wobbely values stop
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if(pollOneH*2 > prevPotValue+2 || pollOneH*2 < prevPotValue-2){
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prevPotValue = potValue;
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potValue = pollOneH*2;
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}
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content.fillText('Potmeter value: ' + potValue, text.x, text.y);
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// render graph
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content.fillStyle = 'orange';
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content.fillRect(poll1.x,(poll1.y-poll1.h),poll1.w,poll1.h);
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content.fill();
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// request new frame
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requestAnimFrame(function() {
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if(poll1.h < pollOneH){
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poll1.h += (pollOneH - poll1.h)*.15;
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}
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else if(poll1.h > pollOneH){
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poll1.h -= (poll1.h - pollOneH)*.15;
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}
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text.y = (poll1.y - poll1.h) - 5;
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animation(poll1,text);
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});
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}
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function initSocketIO()
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{
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iosocket = io.connect();
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iosocket.on('onconnection', function(value) {
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pollOneH = value.pollOneValue/2; // recieve start poll value from server
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initPoll();
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initButton();
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initSlider();
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// recieve changed values by other client from server
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iosocket.on('updateData', function (recievedData) {
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pollOneH = recievedData.pollOneValue/2; // recieve start poll value from server
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});
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});
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}
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function initPoll()
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{
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poll1 = {
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x: 10,
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y: 540,
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w: 440,
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h: 0
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}
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text = {
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x:poll1.w/2,
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y:100
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}
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potValue = pollOneH*2;
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prevPotValue = potValue;
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animation(poll1,text);
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}
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function initButton()
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{
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$( "#check" ).button();
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}
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function initSlider()
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{
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$( "#slider" ).slider({
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min:0,
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max:255,
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change: function(event,ui) {
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iosocket.emit('sliderval',ui.value);
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}
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});
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}
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window.onload = function() {
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initSocketIO();
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};
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$(document).ready(function() {
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$('#check').click(function() {
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toggleVal += 1;
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toggleVal %= 2;
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iosocket.emit('buttonval',toggleVal);
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});
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});
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</script>
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</head>
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<body>
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<div id="rData">
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<h2>Data from Arduino</h2>
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<canvas id="myCanvas" width="460" height="540"></canvas>
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</div>
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<div id="sData">
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<h2>Data to Arduino</h2>
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<div id="btnHolder">
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<input type="checkbox" id="check" value="toggle"/><label for="check">Toggle LED</label>
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</div>
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<p id="sliderTxt">LED Dimmer</p>
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<div id="slider"></div>
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</div>
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</body>
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</html>
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