52 lines
1.6 KiB
C++
52 lines
1.6 KiB
C++
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#ifndef EMULATE_SPLIT_TRANSCEIVER_HPP__
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#define EMULATE_SPLIT_TRANSCEIVER_HPP__
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#include <memory>
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#include "Transceiver.hpp"
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//
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// Emulate Split Transceiver
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//
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// Helper decorator class that encapsulates the emulation of split TX
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// operation.
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//
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// Responsibilities
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//
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// Delegates all but setting of other (split) frequency to the
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// wrapped Transceiver instance. Also routes failure signals from the
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// wrapped Transceiver instance to this instances failure signal.
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//
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// Intercepts status updates from the wrapped Transceiver instance
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// and re-signals it with the emulated status.
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//
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// Generates a status update signal if the other (split) frequency is
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// changed, this is necessary since the wrapped transceiver instance
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// never receives other frequency changes.
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//
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class EmulateSplitTransceiver final
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: public Transceiver
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{
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public:
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// takes ownership of wrapped Transceiver
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explicit EmulateSplitTransceiver (std::unique_ptr<Transceiver> wrapped,
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QObject * parent = nullptr);
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void set (TransceiverState const&,
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unsigned sequence_number) noexcept override;
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// forward everything else to wrapped Transceiver
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void start (unsigned sequence_number) noexcept override {wrapped_->start (sequence_number);}
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void stop () noexcept override {wrapped_->stop ();}
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private:
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void handle_update (TransceiverState const&, unsigned seqeunce_number);
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std::unique_ptr<Transceiver> wrapped_;
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Frequency rx_frequency_; // requested Rx frequency
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Frequency tx_frequency_; // requested Tx frequency
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bool split_; // requested split state
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};
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#endif
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