From 24bf1347360a01082a08e8d8111a35f0db24ce60 Mon Sep 17 00:00:00 2001
From: Harry van Haaren <harryhaaren@gmail.com>
Date: Mon, 13 May 2013 22:20:00 +0100
Subject: [PATCH] -Looper has Stop functionality

---
 src/gtrack.hxx | 11 ++++++++++-
 src/looper.hxx | 14 +++++++++++---
 2 files changed, 21 insertions(+), 4 deletions(-)

diff --git a/src/gtrack.hxx b/src/gtrack.hxx
index 9810427..2ef04c9 100644
--- a/src/gtrack.hxx
+++ b/src/gtrack.hxx
@@ -30,6 +30,11 @@ static void button_callback(Fl_Widget *w, void *data) {
     EventLooperState e = EventLooperState(Looper::STATE_PLAYING);
     writeToDspRingbuffer( &e );
   }
+  else if ( strcmp( w->label() , "Stop" ) == 0 )
+  {
+    EventLooperState e = EventLooperState(Looper::STATE_STOPPED);
+    writeToDspRingbuffer( &e );
+  }
 }
 
 class GTrack : public Fl_Group
@@ -42,7 +47,7 @@ class GTrack : public Fl_Group
       
       button1(x + 5, y + 24, 100, 18,"Rec"),
       button2(x + 5, y + 44, 100, 18,"Play"),
-      button3(x + 5, y + 64, 18, 18,"3"),
+      button3(x + 5, y + 64, 100, 18,"Stop"),
       button4(x + 5, y + 84, 18, 18,"4"),
       button5(x + 5, y +104, 18, 18,"5"),
       button6(x + 5, y +124, 18, 18,"6"),
@@ -53,6 +58,10 @@ class GTrack : public Fl_Group
     {
       button1.callback( button_callback, 0 );
       button2.callback( button_callback, 0 );
+      button3.callback( button_callback, 0 );
+      button4.callback( button_callback, 0 );
+      button5.callback( button_callback, 0 );
+      button6.callback( button_callback, 0 );
       
       end(); // close the group
     }
diff --git a/src/looper.hxx b/src/looper.hxx
index d2cb23b..1026a67 100644
--- a/src/looper.hxx
+++ b/src/looper.hxx
@@ -14,10 +14,11 @@ class Looper
     enum State {
       STATE_PLAYING = 0,
       STATE_RECORDING,
+      STATE_STOPPED,
     };
     
     Looper() :
-      state(STATE_PLAYING),
+      state(STATE_STOPPED),
       endPoint   (0),
       playPoint  (0)
     {
@@ -33,15 +34,19 @@ class Looper
       {
         endPoint = lastWrittenSampleIndex;
         playPoint = 0;
-        cout << "State = PLAYING, endPoint = " << endPoint << endl;
+        //cout << "State = PLAYING, endPoint = " << endPoint << endl;
       }
       else if ( state == STATE_RECORDING ) // setup REC
       {
-        cout << "State = RECORDING" << endl;
+        //cout << "State = RECORDING" << endl;
         playPoint = 0;
         endPoint = 0;
         lastWrittenSampleIndex = 0;
       }
+      else if ( state == STATE_STOPPED ) // 
+      {
+        //cout << "State = STOPPED" << endl;
+      }
       
     }
     
@@ -72,6 +77,9 @@ class Looper
           }
         }
       }
+      
+      // buffers pre-zeroed, so just do nothing
+      else if ( state == STATE_STOPPED ){}
     }
   
   private: