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receiver.html
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receiver.html
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<!DOCTYPE html>
<html>
<head>
<title>DashCast</title>
<style type="text/css">
html{
height: 100%;
padding:0;
width: 100%;
}
body {
overflow:hidden;
height: 100%;
padding: 0;
margin: 0;
background: black url("loading.png") no-repeat 50% 50%;
}
#main{
height: 100%;
background: black url("bg1.png") no-repeat 50% 50%;
opacity: 0;
transition: opacity 4s ease;
}
#main, iframe{
background: black url("bg1.png") no-repeat 50% 50%;
}
#main.show{
opacity: 1;
}
#status{
transition: opacity 1s;
position: absolute;
bottom:0;
left:0;
right:0;
color: #555;
font-weight: bold;
height: 1.2em;
text-align: center;
padding: 10px;
background: rgba(32, 27,37,0.9);
z-index: 10;
}
#status.empty{
opacity: 0;
}
iframe{
position: absolute;
left:0; top:0; right:0; bottom:0;
opacity: 0;
transition: opacity 0;
width: 100%;
height: 100%;
border: 0 transparent;
}
iframe.show{
transition: opacity 1s;
opacity: 1;
}
</style>
</head>
<body id="dcast">
<div id="main" class="fade">
<iframe id="if1"></iframe>
<iframe id="if2"></iframe>
</div>
<div id="status" class="empty">
</div>
<script type="text/javascript" src="//www.gstatic.com/cast/sdk/libs/receiver/2.0.0/cast_receiver.js"></script>
<script type="text/javascript">
var reload_time = 0;
var timer_id = null;
window.onload = function() {
var main = document.getElementById("main");
var status = document.getElementById("status");
var if1 = document.getElementById("if1");
var if2 = document.getElementById("if2");
var current = if2;
var candidate = if1;
main.classList.add("show");
function setStatus(msg) {
if (msg){ status.classList.remove("empty");}
else { status.classList.add("empty"); }
status.textContent = msg;
}
if2.onload = if1.onload = function(e){
var the_if = this;
if (the_if.src.indexOf("dashcast_is_error_page_zz") > 0) {
the_if.src = the_if.getAttribute("target-src");
return;
}
if (the_if === candidate) {
if(timer_id) { window.clearTimeout(timer_id); }
setStatus("");
current.style.zIndex = 2;
candidate.style.zIndex = 3;
candidate.classList.add("show");
var temp = current;
current = candidate;
candidate = temp;
if (reload_time) {
console.log("GOT RELOAD", reload_time)
timer_id = setTimeout(function() {
console.log("RELOADING");
loadFrame(the_if.src, reload_time);
}, reload_time);
}
}
}
function loadFrame(url, reload_time) {
setStatus("Loading: " + url);
window.reload_time = reload_time;
candidate.src="error.html?dashcast_is_error_page_zz";
candidate.setAttribute("target-src", url);
candidate.classList.remove("show");
//candidate.src = url;
}
function loadPage(url) {
setStatus("Force loading: " + url);
window.setTimeout(function() { window.location = url; }, 1000);
}
cast.receiver.logger.setLevelValue(0);
window.castReceiverManager = cast.receiver.CastReceiverManager.getInstance();
castReceiverManager.onReady = function(event) {
window.castReceiverManager.setApplicationState("Application ready");
setStatus("Waiting for address")
};
// create a CastMessageBus to handle messages for a custom namespace
window.messageBus = window.castReceiverManager.getCastMessageBus('urn:x-cast:es.offd.dashcast');
// handler for the CastMessageBus message event
window.messageBus.onMessage = function(event) {
var msg = JSON.parse(event.data);
if (msg.force) {
return loadPage(msg.url);
}
loadFrame(msg.url, (msg.reload) ? parseInt(msg.reload_time, 10) : 0);
// inform all senders on the CastMessageBus of the incoming message event
// sender message listener will be invoked
window.messageBus.send(event.senderId, event.data);
}
// initialize the CastReceiverManager with an application status message
window.castReceiverManager.start({statusText: "Application is starting"});
};
</script>
</body>
</html>