1 files changed, 21 insertions, 10 deletions
diff --git a/src/libjin/audio/source.h b/src/libjin/audio/source.h
index 96da208..79fa8e0 100644
--- a/src/libjin/audio/source.h
+++ b/src/libjin/audio/source.h
@@ -10,21 +10,32 @@ namespace audio
 
     class Source
     {
+
     public:
-        void play(); 
-        void stop(); 
-        void pause();
-        void resume(); 
-        void rewind(); 
-        void isStopped() const;
-        void isPaused() const;
-        void isFinished() const;
-        void setPitch(float pitch); 
-        void setVolume(float volume); 
+
+        virtual void play() = 0; 
+        virtual void stop() = 0; 
+        virtual void pause() = 0;
+        virtual void resume() = 0; 
+        virtual void rewind() = 0; 
+        virtual void isStopped() const = 0;
+        virtual void isPaused() const = 0;
+        virtual void isFinished() const = 0;
+        virtual void setPitch(float pitch) = 0; 
+        virtual void setVolume(float volume) = 0; 
+        virtual bool setLoop(bool loop) = 0;
+        virtual void setRate(float rate) = 0;
+
+    protected: 
+
+        Source();
+        virtual ~Source();
 
     private: 
+
         unsigned char * curPos;
         unsigned int length;
+
     };
 
 }