- void update_envelope_visible ();
- void set_waveform_visible (bool yn);
- void set_waveform_shape (ARDOUR::WaveformShape);
- void set_waveform_scale (ARDOUR::WaveformScale);
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- bool waveform_rectified() const { return _flags & WaveformRectified; }
- bool waveform_logscaled() const { return _flags & WaveformLogScaled; }
- bool waveform_visible() const { return _flags & WaveformVisible; }