StreamDescriptor.h

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* libscopehal                                                                                                          *
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#ifndef StreamDescriptor_h
#define StreamDescriptor_h
 
class InstrumentChannel;
 
class StreamDescriptor
{
public:
    StreamDescriptor()
    : m_channel(NULL)
    , m_stream(0)
    {}
 
    StreamDescriptor(InstrumentChannel* channel, size_t stream = 0)
        : m_channel(channel)
        , m_stream(stream)
    {}
 
    bool IsOutOfRange()
    { return (m_stream >= m_channel->GetStreamCount()); }
 
    operator bool() const
    { return (m_channel != NULL); }
 
    std::string GetName() const;
 
    InstrumentChannel* m_channel;
    size_t m_stream;
 
    //None of these functions can be inlined here, because OscilloscopeChannel isn't fully declared yet.
    //See StreamDescriptor_inlines.h for implementations
    Unit GetXAxisUnits();
    Unit GetYAxisUnits();
    WaveformBase* GetData() const;
    bool operator==(const StreamDescriptor& rhs) const;
    bool operator!=(const StreamDescriptor& rhs) const;
    bool operator<(const StreamDescriptor& rhs) const;
    uint8_t GetFlags() const;
    float GetVoltageRange();
    float GetOffset();
    void SetVoltageRange(float v);
    void SetOffset(float v);
    Stream::StreamType GetType();
    float GetScalarValue();
};
 
 
#endif