comparison data/model/SparseTimeValueModel.h @ 868:fe4772d11386 tonioni

Sparse time-value models are now theoretically playable (sometimes)

     SparseTimeValueModel(size_t sampleRate, size_t resolution,
 			 bool notifyOnAdd = true) :
 	SparseValueModel<TimeValuePoint>(sampleRate, resolution,
 					 notifyOnAdd)
     {
-        // not yet playable
+        // Model is playable, but may not sound (if units not Hz or
+        // range unsuitable)
+	PlayParameterRepository::getInstance()->addPlayable(this);
     }
 
     SparseTimeValueModel(size_t sampleRate, size_t resolution,
 			 float valueMinimum, float valueMaximum,
 			 bool notifyOnAdd = true) :
 	SparseValueModel<TimeValuePoint>(sampleRate, resolution,
 					 valueMinimum, valueMaximum,
 					 notifyOnAdd)
     {
-        // not yet playable
+        // Model is playable, but may not sound (if units not Hz or
+        // range unsuitable)
+	PlayParameterRepository::getInstance()->addPlayable(this);
+    }
+
+    virtual ~SparseTimeValueModel()
+    {
+	PlayParameterRepository::getInstance()->removePlayable(this);
     }
 
     QString getTypeName() const { return tr("Sparse Time-Value"); }
+
+    virtual bool canPlay() const { return true; }
 
     /**
      * TabularModel methods.  
      */