annot-server/static/js/pianoroll.js
changeset 83 9be99c2fb279
parent 82 ae37d35a419c
child 84 d7c5bffdd2d8
--- a/annot-server/static/js/pianoroll.js	Mon Jan 12 14:08:09 2015 +0100
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,269 +0,0 @@
-// Config vars
-var logger = false;
-var sceneWidth = 1920;
-var prHeight1 = 435;
-var prHeight2 = 645;
-var sceneHeight = prHeight1 + prHeight2;
-var sceneBgColor = 0xFFFFFF;
-var lineColor = 0x444444;
-var pixelsPerSecond1 = Math.floor(sceneWidth / 10); // 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 noteColors = [0xB90000, 0x4BDD71, 0xAF931E, 0x1C28BA, 0x536991];
-var colorsReg = {}
-// Vars
-var noteDict = [];
-// Timecode method
-var timePageLoaded = Date.now();
-var offsetMusic = false;
-
-
-//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);
-
-var uberContainer = new PIXI.DisplayObjectContainer();
-uberContainer.position.x = Math.floor(sceneWidth*9/10);
-uberContainer.position.y = 0;
-stage.addChild(uberContainer);
-
-
-function PianoRoll(parentContainer, xInit, yInit, height, linesDown, pixelsPerSecond, width, noteColors, colorsReg){
-    var _this = this;
-    this.container = new PIXI.DisplayObjectContainer();
-    this.container.position.x = xInit;
-    this.container.position.y = yInit;
-    parentContainer.addChild(this.container);
-
-    this.linesDown = linesDown;
-    this.height = height;
-    this.pixelsPerSecond = pixelsPerSecond;
-    this.width = width;
-    this.noteColors = noteColors;
-    this.colorsReg = colorsReg || {}
-
-    this.addNote = function(note, startTime, duration, velocity, canal){
-        //console.log("coucou 1", note, timeFromZero, ts, velocity, pixelsPerSecond, container, prHeight);
-        var beginX = (offsetMusic + startTime) * this.pixelsPerSecond / 1000;
-        var width = duration * this.pixelsPerSecond / 1000;
-        // We draw the rectangle
-        var graphics = new PIXI.Graphics();
-        //console.log("beginX = ", beginX, "canal = ", canal, "color = ", noteColor[canal], "width = ", width, "note = ", note, "velocity = ", velocity);
-        var color = this.colorsReg[canal];
-        if(typeof(color) === 'undefined') {
-            var colorsRegSize = Object.keys(this.colorsReg).length
-            if(colorsRegSize < this.noteColors.length) {
-                color = this.colorsReg[canal] = this.noteColors[colorsRegSize];
-            }
-            else {
-                color = this.colorsReg[canal] = parseInt(randomColor({ luminosity: 'light', hue: 'random', format:'hex'}).replace(/^#/, ''), 16);
-            }
-        }
-        graphics.beginFill(color, (velocity / 128));
-        var y = (128-note) * this.height / 128; // (128-note) because y = 0 is for note = 128 and y = 128 for note = 0
-        graphics.drawRect(0, Math.floor(y - (noteHeight/2) + ((this.height / 128)/2)), width, noteHeight);
-        graphics.endFill();
-        graphics.x = beginX;
-        this.container.addChild(graphics);
-    };
-
-    this.addLine = function(lineNb){
-        var graphics = new PIXI.Graphics();
-        var x = -this.container.x;
-        graphics.beginFill(0xFFFF00);
-        graphics.lineStyle(1, lineColor);
-        var y = this.linesDown ? this.height - 20 : 0;
-        graphics.moveTo(x, y);
-        graphics.lineTo(x, y + 20);
-        graphics.endFill();
-        this.container.addChild(graphics);
-        // Add text
-        var totalSec = lineNb * 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 = this.linesDown ? this.height - 15 : 2;
-        this.container.addChild(t);
-    };
-
-    this.moveTo = function(diffTime){
-        this.container.x = Math.floor(diffTime*this.pixelsPerSecond);
-    };
-
-    this.removePassedObjets = function(){
-        var nbChilds = _this.container.children.length;
-        var i = 0, childIsNowDisplayed = false;
-        while(i<nbChilds && !childIsNowDisplayed){
-            var child = _this.container.children[0];
-            //console.log("remove ? ", child.x, child.width, ((child.x + child.width) < (Math.abs(_this.container.x) - _this.width)));
-            if((child.x + child.width) < (Math.abs(_this.container.x) - _this.width)){
-                _this.container.removeChild(child);
-                //console.log("    remove !!!");
-            }
-            else{
-                childIsNowDisplayed = true;
-                //console.log("    childIsNowDisplayed");
-            }
-            i++;
-        }
-        //console.log("before : ", nbChilds, ", after : ", _this.container.children.length);
-    };
-
-    // remove notes each scene width
-    var removeInterval = window.setInterval(this.removePassedObjets, 1000 * sceneWidth / this.pixelsPerSecond );
-
-}
-
-// Init containers
-var containerList = [];
-containerList.push(new PianoRoll(uberContainer, 0, 0, prHeight1, true, pixelsPerSecond1, sceneWidth, noteColors, colorsReg));
-containerList.push(new PianoRoll(uberContainer, 0, prHeight1, prHeight2, false, pixelsPerSecond2, sceneWidth, noteColors, colorsReg));
-
-// Line between two containers
-var graphics = new PIXI.Graphics();
-graphics.beginFill(0xFFFF00);
-graphics.lineStyle(1, lineColor);
-graphics.moveTo(0, prHeight1);
-graphics.lineTo(sceneWidth, prHeight1);
-graphics.endFill();
-stage.addChild(graphics);
-
-
-function replaceContainers(){
-    var diff = (Date.now() - timePageLoaded)/1000;// nb of seconds since page loaded
-    //console.log("replace ! diff1 = ", container1.x - Math.floor(-diff*pixelsPerSecond1), ", diff 2 = ", container2.x - Math.floor(-diff*pixelsPerSecond2));
-    for(var i=0;i<containerList.length;i++){
-        containerList[i].moveTo(-diff);
-    }
-    renderer.render(stage);
-}
-
-function addNotes(data){
-    if(!offsetMusic){
-        // get difference between the current note timecode and my zero to set the difference between the canvas's zero and the music's zero
-        // in order to place in real time
-        var now = Date.now();
-        var timeBetweenNowAndStart = now - timePageLoaded;
-        offsetMusic = timeBetweenNowAndStart - data.content[1];
-        //console.log("start: ", timePageLoaded, ", now: ", now, ", timeBetweenNowAndStart = ", timeBetweenNowAndStart, ", offsetMusic = ", offsetMusic);
-    }
-    var note = data.content[3];
-    var velocity = data.content[4];
-    if(velocity===0){
-        if(typeof noteDict[data.content[2]][note]!=='undefined'){
-            // We close the note in container one
-            //console.log("coucou 2", data);
-            var duration = data.content[1] - noteDict[data.content[2]][note].ts;
-            for(var i=0;i<containerList.length;i++){
-                //               addNote(note, startTime,                          duration, velocity,                                 canal)
-                containerList[i].addNote(note, noteDict[data.content[2]][note].ts, duration, noteDict[data.content[2]][note].velocity, data.content[2]);
-            }
-            // delete entry
-            delete noteDict[data.content[2]][note];
-        }
-    }
-    else{
-        if(typeof noteDict[data.content[2]]==='undefined'){
-            noteDict[data.content[2]] = {};
-        }
-        noteDict[data.content[2]][note] = {ts: data.content[1], velocity:velocity};
-    }
-}
-
-function addLine(){
-    nbLines++;
-    for(var i=0;i<containerList.length;i++){
-        containerList[i].addLine(nbLines);
-    }
-}
-
-
-
-// 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";
-    }
-    wsuri = wsuri + "?channel=PIANOROLL&event_code="+event_code;
-
-    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);
-            }
-            addNotes(JSON.parse(e.data));
-        }
-    }
-};
-
-
-// Init page and intervals
-addLine();
-var moveInterval = window.setInterval(replaceContainers, 1000/manualFramerate);
-var verticalLinesInterval = window.setInterval(addLine, lineInterval);
-
-// Little inteval to show time
-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);