From ca8bc2b45db61f89cfb57394ffe3433849df14ef Mon Sep 17 00:00:00 2001
From: Eric Rosenbaum <eric.rosenbaum@gmail.com>
Date: Tue, 10 Jan 2017 18:04:54 -0500
Subject: [PATCH] move global tempo setting to audio engine

---
 src/index.js | 21 +++++++++++----------
 1 file changed, 11 insertions(+), 10 deletions(-)

diff --git a/src/index.js b/src/index.js
index 8686ff4..b21ecc1 100644
--- a/src/index.js
+++ b/src/index.js
@@ -38,6 +38,8 @@ function AudioEngine () {
 
     // global tempo in bpm (beats per minute)
     this.currentTempo = 60;
+    this.minTempo = 10;
+    this.maxTempo = 1000;
 
     // instrument player for play note blocks
     this.instrumentPlayer = new InstrumentPlayer(this.input);
@@ -46,6 +48,15 @@ function AudioEngine () {
     this.drumPlayer = new DrumPlayer(this.input);
 }
 
+AudioEngine.prototype.setTempo = function (value) {
+    // var newTempo = this._clamp(value, this.minTempo, this.maxTempo);
+    this.currentTempo = value;
+};
+
+AudioEngine.prototype.changeTempo = function (value) {
+    this.setTempo(this.currentTempo  + value);
+};
+
 AudioEngine.prototype.createPlayer = function () {
     return new AudioPlayer(this);
 };
@@ -240,16 +251,6 @@ AudioPlayer.prototype.changeVolume = function (value) {
     this.setVolume(this.currentVolume + value);
 };
 
-AudioPlayer.prototype.setTempo = function (value) {
-    var newTempo = this._clamp(value, 10, 1000);
-    this.audioEngine.currentTempo = newTempo;
-};
-
-AudioPlayer.prototype.changeTempo = function (value) {
-    var newTempo = this._clamp(this.audioEngine.currentTempo + value, 10, 1000);
-    this.audioEngine.currentTempo = newTempo;
-};
-
 AudioPlayer.prototype._clamp = function (input, min, max) {
     return Math.min(Math.max(input, min), max);
 };