RdiiInterface.hpp

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#ifndef OPENSWMM_RDII_INTERFACE_HPP
#define OPENSWMM_RDII_INTERFACE_HPP
 
#include <cstdio>
#include <string>
#include <vector>
 
namespace openswmm {
 
struct SimulationContext;
 
namespace rdii_iface {
 
static const char RDII_FILE_STAMP[] = "SWMM5-RDII";

class RdiiInterfaceFile {
public:
    ~RdiiInterfaceFile() { close(); }

    int openForRead(SimulationContext& ctx, const std::string& path);

    int openForWrite(const std::string& path, int rdii_step,
                     const std::vector<int>& node_idx);

    void applyFlows(SimulationContext& ctx, double current_date);

    void saveFlows(double current_date, const std::vector<double>& node_flows);
 
    void close();
 
    bool isOpen()    const { return fp_ != nullptr; }
    bool isWriting() const { return writing_; }
    int  step()      const { return rdii_step_; }
 
private:
    std::FILE* fp_ = nullptr;
    bool writing_ = false;
    bool binary_  = true;
 
    int rdii_step_  = 0;              
    int flow_units_ = 0;              
    std::vector<int>   node_idx_;     
    std::vector<float> flows_;        
    double start_date_ = 0.0;         
    double end_date_   = 0.0;         
    bool   have_record_ = false;
 
    int  readBinaryHeader(SimulationContext& ctx);
    int  readTextHeader(SimulationContext& ctx);
    bool readNextRecord();            
};
 
} // namespace rdii_iface
} // namespace openswmm
 
#endif // OPENSWMM_RDII_INTERFACE_HPP