comparison layer/SpectrogramLayer.h @ 193:57c2350a8c40

* Add slice layers (so you can display a slice of a colour 3d plot as if it were
  a spectrum)
* Make spectrum layer a subclass of slice layer

 */
 
 #ifndef _SPECTROGRAM_LAYER_H_
 #define _SPECTROGRAM_LAYER_H_
 
-#include "Layer.h"
+#include "SliceableLayer.h"
 #include "base/Window.h"
 #include "base/RealTime.h"
 #include "base/Thread.h"
 #include "base/PropertyContainer.h"
 #include "data/model/PowerOfSqrtTwoZoomConstraint.h"

 /**
  * SpectrogramLayer represents waveform data (obtained from a
  * DenseTimeValueModel) in spectrogram form.
  */
 
-class SpectrogramLayer : public Layer,
+class SpectrogramLayer : public SliceableLayer,
 			 public PowerOfSqrtTwoZoomConstraint
 {
     Q_OBJECT
 
 public:

 
     virtual int getVerticalZoomSteps(int &defaultStep) const;
     virtual int getCurrentVerticalZoomStep() const;
     virtual void setVerticalZoomStep(int);
     virtual RangeMapper *getNewVerticalZoomRangeMapper() const;
+
+    virtual const Model *getSliceableModel() const;
 
 protected slots:
     void cacheInvalid();
     void cacheInvalid(size_t startFrame, size_t endFrame);
     

 
     typedef std::pair<FFTModel *, int> FFTFillPair; // model, last fill
     typedef std::map<const View *, FFTFillPair> ViewFFTMap;
     typedef std::vector<float> FloatVector;
     mutable ViewFFTMap m_fftModels;
+    mutable Model *m_sliceableModel;
 
     class MagnitudeRange {
     public:
         MagnitudeRange() : m_min(0), m_max(0) { }
         bool operator==(const MagnitudeRange &r) {