Added liveviewws-page for liveview via websockets

apedley · Dec 19, 2020 · c4d8ef5 · c4d8ef5
1 parent 8545013
commit c4d8ef5
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Showing 5 changed files with 1,503 additions and 1,422 deletions.
diff --git a/tools/cdata.js b/tools/cdata.js
@@ -386,6 +386,14 @@ const char PAGE_dmxmap[] PROGMEM = R"=====()=====";
       method: "plaintext",
       filter: "html-minify",
     },
+    {
+      file: "liveviewws.htm",
+      name: "PAGE_liveviewws",
+      prepend: "=====(",
+      append: ")=====",
+      method: "plaintext",
+      filter: "html-minify",
+    },
     {
       file: "404.htm",
       name: "PAGE_404",

diff --git a/wled00/data/liveviewws.htm b/wled00/data/liveviewws.htm
@@ -0,0 +1,62 @@
+<!DOCTYPE html>
+<html>
+<head>
+  <meta name="viewport" content="width=device-width, initial-scale=1, minimum-scale=1">
+  <meta charset="utf-8">
+  <meta name="theme-color" content="#222222">
+  <title>WLED Live Preview</title>
+  <style>
+  body {
+    margin: 0;
+  }
+  #canv {
+    background: black;
+    filter: brightness(175%);
+    width: 100%;
+    height: 100%;
+    position: absolute;
+  }
+  </style>
+</head>
+<body>
+  <div id="canv" />
+  <script>
+    console.info("Live-Preview websocket opening");
+    var socket = new WebSocket("ws://"+document.location.host+"/ws");
+
+    socket.onopen = function () {
+      console.info("Live-Preview websocket is opened");
+      socket.send("{'lv':true}");
+    }
+
+    socket.onclose = function () { console.info("Live-Preview websocket is closing"); }
+
+    socket.onerror = function (event) { console.error("Live-Preview websocket error:", event); }
+
+    function updatePreview(leds) {
+      var str = "linear-gradient(90deg,";
+      var len = leds.length;        
+      for (i = 0; i < len; i++) {
+        var leddata = leds[i];
+        if (leddata.length > 6) leddata = leddata.substring(2);
+        str += "#" + leddata;
+        if (i < len -1) str += ","
+      }
+      str += ")";
+      document.getElementById("canv").style.background = str;
+    }
+
+    socket.onmessage = function (event) {
+      try {
+        var json = JSON.parse(event.data);
+        if (json && json.leds) {
+          requestAnimationFrame(function () {updatePreview(json.leds);});
+        } 
+      }
+      catch (err) {
+        console.error("Live-Preview websocket error:",err);
+      }      
+    }
+  </script>
+</body>
+</html>
diff --git a/wled00/html_other.h b/wled00/html_other.h
@@ -76,6 +76,17 @@ update();var tmout=null;function update(){if(document.hidden)return clearTimeout
 </script></body></html>)=====";
 
 
+// Autogenerated from wled00/data/liveviewws.htm, do not edit!!
+const char PAGE_liveviewws[] PROGMEM = R"=====(<!DOCTYPE html><html><head><meta name="viewport" 
+content="width=device-width,initial-scale=1,minimum-scale=1"><meta 
+charset="utf-8"><meta name="theme-color" content="#222222"><title>
+WLED Live Preview</title><style>
+body{margin:0}#canv{background:#000;filter:brightness(175%);width:100%;height:100%;position:absolute}
+</style></head><body><div id="canv"><script>
+console.info("Live-Preview websocket opening");var socket=new WebSocket("ws://"+document.location.host+"/ws");function updatePreview(e){var o="linear-gradient(90deg,",n=e.length;for(i=0;i<n;i++){var t=e[i];t.length>6&&(t=t.substring(2)),o+="#"+t,i<n-1&&(o+=",")}o+=")",document.getElementById("canv").style.background=o}socket.onopen=function(){console.info("Live-Preview websocket is opened"),socket.send("{'lv':true}")},socket.onclose=function(){console.info("Live-Preview websocket is closing")},socket.onerror=function(e){console.error("Live-Preview websocket error:",e)},socket.onmessage=function(e){try{var o=JSON.parse(e.data);o&&o.leds&&requestAnimationFrame((function(){updatePreview(o.leds)}))}catch(e){console.error("Live-Preview websocket error:",e)}}
+</script></body></html>)=====";
+
+
 // Autogenerated from wled00/data/404.htm, do not edit!!
 const char PAGE_404[] PROGMEM = R"=====(<!DOCTYPE html><html><head><meta charset="utf-8"><meta 
 content="width=device-width" name="viewport"><meta name="theme-color"