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<!doctype html>
< html lang = "en-us" >
< head >
< meta charset = "utf-8" >
< meta http-equiv = "Content-Type" content = "text/html; charset=utf-8" >
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< title > CrossWords webapp prototype< / title >
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< style >
.emscripten { padding-right: 0; margin-left: auto; margin-right: auto; display: block; }
textarea.emscripten { font-family: monospace; width: 80%; }
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body.centered { text-align: center; }
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div.emscripten { text-align: center; }
div.emscripten_border { border: 1px solid black; }
/* the canvas *must not* have any border or padding, or mouse coords will be wrong */
canvas.emscripten { border: 0px none; background-color: black; }
.spinner {
height: 50px;
width: 50px;
margin: 0px auto;
-webkit-animation: rotation .8s linear infinite;
-moz-animation: rotation .8s linear infinite;
-o-animation: rotation .8s linear infinite;
animation: rotation 0.8s linear infinite;
border-left: 10px solid rgb(0,150,240);
border-right: 10px solid rgb(0,150,240);
border-bottom: 10px solid rgb(0,150,240);
border-top: 10px solid rgb(100,0,200);
border-radius: 100%;
background-color: rgb(200,100,250);
}
@-webkit-keyframes rotation {
from {-webkit-transform: rotate(0deg);}
to {-webkit-transform: rotate(360deg);}
}
@-moz-keyframes rotation {
from {-moz-transform: rotate(0deg);}
to {-moz-transform: rotate(360deg);}
}
@-o-keyframes rotation {
from {-o-transform: rotate(0deg);}
to {-o-transform: rotate(360deg);}
}
@keyframes rotation {
from {transform: rotate(0deg);}
to {transform: rotate(360deg);}
}
< / style >
< / head >
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< body class = "centered" >
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< hr / >
< figure style = "overflow:visible;" id = "spinner" > < div class = "spinner" > < / div > < center style = "margin-top:0.5em" > < strong > emscripten< / strong > < / center > < / figure >
< div class = "emscripten" id = "status" > Downloading...< / div >
< div class = "emscripten" >
< progress value = "0" max = "100" id = "progress" hidden = 1 > < / progress >
< / div >
< div class = "emscripten_border" >
< canvas class = "emscripten" id = "canvas" oncontextmenu = "event.preventDefault()" tabindex = -1 > < / canvas >
< / div >
< div >
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< button id = "hintdown" , onclick = "callButton(this);" > Prev Hint< / button >
< button id = "hintup" , onclick = "callButton(this);" > Next Hint< / button >
< button id = "trade" , onclick = "callButton(this);" > Trade< / button >
< button id = "commit" , onclick = "callButton(this);" > Commit< / button >
< button id = "flip" , onclick = "callButton(this);" > Flip< / button >
< button id = "redo" , onclick = "callButton(this);" > Un/Redo< / button >
< button id = "vals" , onclick = "callButton(this);" > Vals< / button >
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< / div >
< div >
< span > Player 1< / span >
< input type = "checkbox" id = "player0Checked" > Is Robot< / input >
< / div >
< div >
< span > Player 2< / span >
< input type = "checkbox" id = "player1Checked" > Is Robot< / input >
< / div >
< div >
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< button type = "button" onclick = "callNewGame();" > New Local Game< / button >
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< / div >
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< hr / >
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< div > < span > MQTT Dev ID:< / span > < span id = "mqtt_span" > < / span > < / div >
< div > < span > MQTT Status:< / span > < span id = "mqtt_status" > Unconnected< / span > < / div >
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< div >
< button type = "button" onclick = "localStorage.clear();" > Clear Local Storage< / button >
< / div >
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< hr / >
< div class = "emscripten" >
< input type = "checkbox" id = "resize" > Resize canvas
< input type = "checkbox" id = "pointerLock" checked > Lock/hide mouse pointer
< input type = "button" value = "Fullscreen" onclick = "Module.requestFullscreen(document.getElementById('pointerLock').checked,
document.getElementById('resize').checked)">
< / div >
< hr / >
< textarea class = "emscripten" id = "output" rows = "8" > < / textarea >
< hr >
< script type = 'text/javascript' >
var statusElement = document.getElementById('status');
var progressElement = document.getElementById('progress');
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var spinnerElement = document.getElementById('spinner');
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let arguments = window.location.search.replaceAll('?', '').trim().split('&');
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var Module = {
preRun: [],
postRun: [],
arguments: arguments,
print: (function() {
var element = document.getElementById('output');
if (element) element.value = ''; // clear browser cache
return function(text) {
if (arguments.length > 1) text = Array.prototype.slice.call(arguments).join(' ');
// These replacements are necessary if you render to raw HTML
//text = text.replace(/& /g, "& ");
//text = text.replace(/< /g, "< ");
//text = text.replace(/>/g, "> ");
//text = text.replace('\n', '< br > ', 'g');
console.log(text);
if (element) {
element.value += text + "\n";
element.scrollTop = element.scrollHeight; // focus on bottom
}
};
})(),
printErr: function(text) {
if (arguments.length > 1) text = Array.prototype.slice.call(arguments).join(' ');
console.error(text);
},
canvas: (function() {
var canvas = document.getElementById('canvas');
// As a default initial behavior, pop up an alert when webgl context is lost. To make your
// application robust, you may want to override this behavior before shipping!
// See http://www.khronos.org/registry/webgl/specs/latest/1.0/#5.15.2
canvas.addEventListener("webglcontextlost", function(e) { alert('WebGL context lost. You will need to reload the page.'); e.preventDefault(); }, false);
return canvas;
})(),
setStatus: function(text) {
if (!Module.setStatus.last) Module.setStatus.last = { time: Date.now(), text: '' };
if (text === Module.setStatus.last.text) return;
var m = text.match(/([^(]+)\((\d+(\.\d+)?)\/(\d+)\)/);
var now = Date.now();
if (m & & now - Module.setStatus.last.time < 30 ) return ; / / if this is a progress update , skip it if too soon
Module.setStatus.last.time = now;
Module.setStatus.last.text = text;
if (m) {
text = m[1];
progressElement.value = parseInt(m[2])*100;
progressElement.max = parseInt(m[4])*100;
progressElement.hidden = false;
spinnerElement.hidden = false;
} else {
progressElement.value = null;
progressElement.max = null;
progressElement.hidden = true;
if (!text) spinnerElement.hidden = true;
}
statusElement.innerHTML = text;
},
totalDependencies: 0,
monitorRunDependencies: function(left) {
this.totalDependencies = Math.max(this.totalDependencies, left);
Module.setStatus(left ? 'Preparing... (' + (this.totalDependencies-left) + '/' + this.totalDependencies + ')' : 'All downloads complete.');
}
};
Module.setStatus('Downloading...');
window.onerror = function() {
Module.setStatus('Exception thrown, see JavaScript console');
spinnerElement.style.display = 'none';
Module.setStatus = function(text) {
if (text) Module.printErr('[post-exception status] ' + text);
};
};
< / script >
< script >
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var state = {client: null,
closure: null,
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connected: false,
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};
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function callNewGame() {
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var args = [ state.closure,
document.getElementById("player0Checked").checked,
document.getElementById("player1Checked").checked,
];
Module.ccall('newgame', null, ['number', 'boolean', 'boolean'], args);
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}
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function callButton(obj) {
Module.ccall('button', null, ['number', 'string'], [state.closure, obj.id]);
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}
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function onHaveDevID(closure, devid) {
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console.log('got ' + devid);
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state.closure = closure;
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document.getElementById("mqtt_span").textContent=devid;
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state.client = new Paho.MQTT.Client("eehouse.org", 8883, '/wss', devid);
// set callback handlers
state.client.onConnectionLost = function onConnectionLost(responseObject) {
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state.connected = false;
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document.getElementById("mqtt_status").textContent="Disconnected";
if (responseObject.errorCode !== 0) {
console.log("onConnectionLost:"+responseObject.errorMessage);
}
};
state.client.onMessageArrived = function onMessageArrived(message) {
var payload = message.payloadBytes;
var length = payload.length;
Module.ccall('gotMQTTMsg', null, ['number', 'number', 'array'],
[state.closure, length, payload]);
};
function onConnect() {
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state.connected = true
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document.getElementById("mqtt_status").textContent="Connected";
var subscribeOptions = {
qos: 2, // QoS
// invocationContext: {foo: true}, // Passed to success / failure callback
// onSuccess: function() { alert('subscribe succeeded'); },
onFailure: function() { alert('subscribe failed'); },
timeout: 10,
};
state.client.subscribe('xw4/device/' + devid, subscribeOptions);
}
state.client.connect({mqttVersion: 3,
userName: "xwuser",
password: "xw4r0cks",
useSSL: true,
reconnect: true,
onSuccess: onConnect,
onFailure: function() { alert('onFailure'); },
});
}
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function mqttSend( topic, ptr ) {
let canSend = null != state.client & & state.connected;
if ( canSend ) {
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message = new Paho.MQTT.Message(ptr);
message.destinationName = topic;
message.qos = 2;
state.client.send(message);
} else {
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console.log('mqttSend: not connected');
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}
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return canSend;
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}
let script = document.createElement('script');
script.src = "paho-mqtt.js";
document.body.appendChild(script);
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< / script >
{{{ SCRIPT }}}
< / body >
< / html >
