comparison layer/TimeRulerLayer.h @ 79:19bf27e4fb29

* Replace crash with warning when a transform could not be automatically
  re-run
* More sensible default paths for Vamp plugin lookup (at least on Linux and
  OS/X)
* A start to making the y coords for time value layers etc align
* Set sensible y coords for text labels in time instant and value layers

 					   int *min, int *max) const;
     virtual QString getPropertyValueLabel(const PropertyName &,
 					  int value) const;
     virtual void setProperty(const PropertyName &, int value);
 
+    virtual bool getValueExtents(float &min, float &max, QString &unit) const {
+        return false;
+    }
+
     virtual QString toXmlString(QString indent = "",
 				QString extraAttributes = "") const;
 
     void setProperties(const QXmlAttributes &attributes);