1 files changed, 23 insertions, 7 deletions

diff --git a/objects.js b/objects.js
index af482b1..52126e2 100644
--- a/objects.js
+++ b/objects.js
@@ -124,7 +124,7 @@ PrototypeHatBlockMorph*/
 
 // Global stuff ////////////////////////////////////////////////////////
 
-modules.objects = '2014-January-09';
+modules.objects = '2014-February-04';
 
 var SpriteMorph;
 var StageMorph;
@@ -186,6 +186,7 @@ SpriteMorph.prototype.sliderColor
 SpriteMorph.prototype.isCachingPrimitives = true;
 
 SpriteMorph.prototype.enableNesting = true;
+SpriteMorph.prototype.useFlatLineEnds = false;
 SpriteMorph.prototype.highlightColor = new Color(250, 200, 130);
 SpriteMorph.prototype.highlightBorder = 8;
 
@@ -2717,8 +2718,13 @@ SpriteMorph.prototype.drawLine = function (start, dest) {
     if (this.isDown) {
         context.lineWidth = this.size;
         context.strokeStyle = this.color.toString();
-        context.lineCap = 'round';
-        context.lineJoin = 'round';
+        if (this.useFlatLineEnds) {
+            context.lineCap = 'butt';
+            context.lineJoin = 'miter';
+        } else {
+            context.lineCap = 'round';
+            context.lineJoin = 'round';
+        }
         context.beginPath();
         context.moveTo(from.x, from.y);
         context.lineTo(to.x, to.y);
@@ -5647,17 +5653,21 @@ Note.prototype.setupContext = function () {
     if (this.audioContext) { return; }
     var AudioContext = (function () {
         // cross browser some day?
-        return window.AudioContext ||
+        var ctx = window.AudioContext ||
             window.mozAudioContext ||
             window.msAudioContext ||
             window.oAudioContext ||
             window.webkitAudioContext;
+        if (!ctx.prototype.hasOwnProperty('createGain')) {
+            ctx.prototype.createGain = ctx.prototype.createGainNode;
+        }
+        return ctx;
     }());
     if (!AudioContext) {
         throw new Error('Web Audio API is not supported\nin this browser');
     }
     Note.prototype.audioContext = new AudioContext();
-    Note.prototype.gainNode = Note.prototype.audioContext.createGainNode();
+    Note.prototype.gainNode = Note.prototype.audioContext.createGain();
     Note.prototype.gainNode.gain.value = 0.25; // reduce volume by 1/4
 };
 
@@ -5665,17 +5675,23 @@ Note.prototype.setupContext = function () {
 
 Note.prototype.play = function () {
     this.oscillator = this.audioContext.createOscillator();
+    if (!this.oscillator.start) {
+        this.oscillator.start = this.oscillator.noteOn;
+    }
+    if (!this.oscillator.stop) {
+        this.oscillator.stop = this.oscillator.noteOff;
+    }
     this.oscillator.type = 0;
     this.oscillator.frequency.value =
         Math.pow(2, (this.pitch - 69) / 12) * 440;
     this.oscillator.connect(this.gainNode);
     this.gainNode.connect(this.audioContext.destination);
-    this.oscillator.noteOn(0); // deprecated, renamed to start()
+    this.oscillator.start(0);
 };
 
 Note.prototype.stop = function () {
     if (this.oscillator) {
-        this.oscillator.noteOff(0); // deprecated, renamed to stop()
+        this.oscillator.stop(0);
         this.oscillator = null;
     }
 };