pianoroll/app.js
changeset 28 6025b8470d18
parent 27 68b29e36c9a2
child 29 5007c248fbad
--- a/pianoroll/app.js	Thu Oct 16 10:24:38 2014 +0200
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,253 +0,0 @@
-// Config vars
-var logger = false;
-var sceneWidth = 1920;
-//var sceneHeight = 128 * 4; // multiple of 128 because of 128 levels in midi signals ->  better look
-var prHeight1 = 435;
-var prHeight2 = 645;
-var sceneHeight = prHeight1 + prHeight2;
-var sceneBgColor = 0xFFFFFF;
-var lineColor = 0x444444;
-//var manualFramerate = 24;
-var pixelsPerSecond1 = Math.floor(sceneWidth / 30); // nb of pixels per second
-var manualFramerate = pixelsPerSecond1 / 4;
-var pixelsPerSecond2 = Math.floor(sceneWidth / 60); // nb of pixels per second
-var lineInterval = 5000; // means line every 5 seconds
-var nbLines = -1;
-var noteHeight = 110;
-var noteColor = 0xB74141;
-//var speed = 1; // container -x position at each frame. Speed = 1 ~ 100px for 2 seconds
-//var zeroTime = new Date("2014-10-06T12:16:43.000000Z").getTime();
-var noteDict = {};
-var pianoNotes = [1,0,1,0,1,1,0,1,0,1,0,1];//Do, Do#, Ré, Ré#, Mi, Fa, Fa#, Sol, Sol#, La, La#, Si
-// Visual config
-var drawPianoNotes = false;
-var drawHorizontalLines = false;
-var drawVerticalLines = true;
-
-
-//create an new instance of a pixi stage
-var stage = new PIXI.Stage(sceneBgColor);
-
-//create a renderer instance.
-var renderer = PIXI.autoDetectRenderer(sceneWidth, sceneHeight);
-
-//add the renderer view element to the DOM
-document.getElementById("canvasContainer").appendChild(renderer.view);
-
-//requestAnimFrame( animate );
-
-
-//Draw 127 lines
-var delta = sceneHeight / 128;
-if(drawHorizontalLines){
-    for(var i=1;i<128;i++){
-        var graphics = new PIXI.Graphics();
-        graphics.beginFill(0xFFFF00);
-        graphics.lineStyle(1, 0xAAAAAA);
-        var y = delta * i;
-        graphics.moveTo(0, y);
-        graphics.lineTo(sceneWidth, y);
-        graphics.endFill();
-        stage.addChild(graphics);
-    }
-}
-
-//Draw piano notes on the left
-if(drawPianoNotes){
-    for(var i=0;i<128;i++){
-        var graphics = new PIXI.Graphics();
-        var color = pianoNotes[i%12]==1 ? 0xFFFFFF : 0x000000;
-        if(i==60){
-            color = 0xFFD700;
-        }
-        graphics.beginFill(color);
-        graphics.lineStyle(1, 0xAAAAAA);
-        var y = sceneHeight - delta * (i+1);
-        graphics.drawRect(0, y, 20, delta);
-        graphics.endFill();
-        stage.addChild(graphics);
-    }
-}
-
-var uberContainer = new PIXI.DisplayObjectContainer();
-uberContainer.position.x = Math.floor(sceneWidth*9/10);
-uberContainer.position.y = 0;
-stage.addChild(uberContainer);
-
-
-var container1 = new PIXI.DisplayObjectContainer();
-container1.position.x = 0;
-container1.position.y = 0;
-uberContainer.addChild(container1);
-var container2 = new PIXI.DisplayObjectContainer();
-container2.position.x = 0;
-container2.position.y = prHeight1;
-uberContainer.addChild(container2);
-
-// Line between two containers
-var graphics = new PIXI.Graphics();
-graphics.beginFill(0xFFFF00);
-graphics.lineStyle(1, lineColor);
-var y = delta * i;
-graphics.moveTo(0, prHeight1);
-graphics.lineTo(sceneWidth, prHeight1);
-graphics.endFill();
-stage.addChild(graphics);
-
-function moveContainer() {
-    container1.x -= pixelsPerSecond1/manualFramerate;
-    container2.x -= pixelsPerSecond2/manualFramerate;
-    renderer.render(stage);
-}
-
-function addBunny(data){
-    var timeFromZero = data.content[1];
-    var note = data.content[3];
-    var velocity = data.content[4];
-    if(velocity===0){
-        if(note in noteDict){
-            // We close the note in container one
-            /*var beginTime = new Date(noteDict[note].ts).getTime();
-            var beginDelta = beginTime - zeroTime;
-            var durationDelta = new Date(data.ts).getTime() - beginTime;
-            var beginX = beginDelta * pixelsPerSecond1 / 1000;
-            var width = durationDelta * pixelsPerSecond1 / 1000;*/
-            var beginX = noteDict[note].ts * pixelsPerSecond1 / 1000;
-            var width = (timeFromZero - noteDict[note].ts) * pixelsPerSecond1 / 1000;
-            // We draw the rectangle
-            var graphics = new PIXI.Graphics();
-            graphics.beginFill(noteColor, (noteDict[note].velocity / 128));
-            var y = (128-note) * prHeight1 / 128; // (128-note) because y = 0 is for note = 128 and y = 128 for note = 0
-            graphics.drawRect(beginX, Math.floor(y - (noteHeight/2) + ((prHeight1 / 128)/2)), width, noteHeight);
-            graphics.endFill();
-            container1.addChild(graphics);
-            // container 2
-            beginX = noteDict[note].ts * pixelsPerSecond2 / 1000;
-            width = (timeFromZero - noteDict[note].ts) * pixelsPerSecond2 / 1000;
-            // We draw the rectangle
-            graphics = new PIXI.Graphics();
-            graphics.beginFill(noteColor, (noteDict[note].velocity / 128));
-            y = (128-note) * prHeight2 / 128; // (128-note) because y = 0 is for note = 128 and y = 128 for note = 0
-            graphics.drawRect(beginX, Math.floor(y - (noteHeight/2) + ((prHeight2 / 128)/2)), width, noteHeight);
-            graphics.endFill();
-            container2.addChild(graphics);
-            // delete entry
-            delete noteDict[note];
-        }
-    }
-    else{
-        noteDict[note] = {ts: timeFromZero, velocity:velocity};
-    }
-}
-
-// Socket management
-var sock = null;
-var ellog = null;
-function log(m) {
-    if(logger){
-        ellog.innerHTML += m + '\n';
-        ellog.scrollTop = ellog.scrollHeight;
-    }
-}
-window.onload = function() {
-
-    if(logger){
-        ellog = document.getElementById('log');
-    }
-    else{
-        document.body.removeChild(document.getElementById('log'));
-    }
-
-    var wsuri;
-    if (window.location.protocol === "file:") {
-       wsuri = "ws://127.0.0.1:8090/broadcast";
-    } else {
-       wsuri = "ws://" + window.location.hostname + ":8090/broadcast";
-    }
-    if ("WebSocket" in window) {
-       sock = new WebSocket(wsuri);
-    } else if ("MozWebSocket" in window) {
-       sock = new MozWebSocket(wsuri);
-    } else {
-       log("Browser does not support WebSocket!");
-       window.location = "http://autobahn.ws/unsupportedbrowser";
-    }
-
-    if (sock) {
-       sock.onopen = function() {
-           if(logger){
-               log("Connected to " + wsuri);
-           }
-       }
-
-       sock.onclose = function(e) {
-           if(logger){
-               log("Connection closed (wasClean = " + e.wasClean + ", code = " + e.code + ", reason = '" + e.reason + "')");
-           }
-          sock = null;
-       }
-
-       sock.onmessage = function(e) {
-           if(logger){
-               log("Got message: " + e.data);
-           }
-          addBunny(JSON.parse(e.data));
-       }
-    }
-};
-
-
-function addLine(){
-    nbLines++;
-    var graphics = new PIXI.Graphics();
-    var x = nbLines * (lineInterval/1000) * pixelsPerSecond1;
-    //console.log("nbLines = ",nbLines, "x = ", x);
-    graphics.beginFill(0xFFFF00);
-    graphics.lineStyle(1, lineColor);
-    graphics.moveTo(x, prHeight1 - 20);
-    graphics.lineTo(x, prHeight1);
-    graphics.endFill();
-    container1.addChild(graphics);
-    // Add text
-    var totalSec = nbLines * lineInterval / 1000;
-    var hours = parseInt( totalSec / 3600 ) % 24;
-    var minutes = parseInt( totalSec / 60 ) % 60;
-    var seconds = totalSec % 60;
-    var timeStr = (hours < 10 ? "0" + hours : hours) + ":" + (minutes < 10 ? "0" + minutes : minutes) + ":" + (seconds  < 10 ? "0" + seconds : seconds);
-    var fontObj = { font: "10pt Arial", fill: "#444444" };
-    var t = new PIXI.Text(timeStr, fontObj);
-    t.x = x + 2;
-    t.y = prHeight1 - 15;
-    container1.addChild(t);
-    // Second container
-    graphics = new PIXI.Graphics();
-    x = nbLines * (lineInterval/1000) * pixelsPerSecond2;
-    graphics.beginFill(0xFFFF00);
-    graphics.lineStyle(1, lineColor);
-    graphics.moveTo(x, 0);
-    graphics.lineTo(x, 20);
-    graphics.endFill();
-    container2.addChild(graphics);
-    var t = new PIXI.Text(timeStr, fontObj);
-    t.x = x + 2;
-    t.y = 2;
-    container2.addChild(t);
-    
-}
-addLine();
-var moveInterval = window.setInterval(moveContainer, 1000/manualFramerate);
-var verticalLinesInterval = false;
-if(drawVerticalLines){
-    verticalLinesInterval = window.setInterval(addLine, lineInterval);
-}
-var nbSec = 0;
-var mySpan = document.getElementById("myspan");
-function updateTime(){
-    nbSec++;
-    var hours = parseInt( nbSec / 3600 ) % 24;
-    var minutes = parseInt( nbSec / 60 ) % 60;
-    var seconds = nbSec % 60;
-    var timeStr = (hours < 10 ? "0" + hours : hours) + ":" + (minutes < 10 ? "0" + minutes : minutes) + ":" + (seconds  < 10 ? "0" + seconds : seconds);
-    mySpan.innerHTML = timeStr;
-}
-var secondInterval = window.setInterval(updateTime, 1000);