comparison data/model/RangeSummarisableTimeValueModel.h @ 179:0ed2b2e26b44

* Tidy up inheritance hierarchy of model classes -- remove ZoomConstraint as
  a base class (make it a member instead) and remove virtual inheritances of
  QObject (no longer necessary).

  * against time) that may be meaningfully represented in a zoomed view
  * using min/max range summaries.  Audio waveform data is an obvious
  * example: think "peaks and minima" for "ranges".
  */
 
-class RangeSummarisableTimeValueModel : public DenseTimeValueModel,
-					virtual public ZoomConstraint,
-					virtual public QObject
+class RangeSummarisableTimeValueModel : public DenseTimeValueModel
 {
     Q_OBJECT
 
 public:
     struct Range