zmq panel interface

zmq_input.h

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+#pragma once
+
+#include <zmq_addon.hpp>
+#include "command.h"
+
+class zmq_input
+{
+    enum class output_fields {
+        shp,
+        alerter,
+        radio_stop,
+        motor_resistors,
+        line_breaker,
+        motor_overload,
+        motor_connectors,
+        wheelslip,
+        converter_overload,
+        converter_off,
+        compressor_overload,
+        ventilator_overload,
+        motor_overload_threshold,
+        train_heating,
+        cab,
+        recorder_braking,
+        recorder_power,
+        alerter_sound,
+        coupled_hv_voltage_relays,
+        velocity,
+        reservoir_pressure,
+        pipe_pressure,
+        brake_pressure,
+        hv_voltage,
+        hv_current_1,
+        hv_current_2,
+        hv_current_3,
+        lv_voltage,
+        distance,
+        radio_channel,
+        springbrake_active,
+        time_month_of_era,
+        time_minute_of_month,
+        time_millisecond_of_day
+    };
+
+    zmq::context_t ctx;
+    std::optional<zmq::socket_t> sock;
+
+    enum class input_type
+    {
+        none,
+        toggle, // two commands, each mapped to one state; press event on state change
+        impulse, // one command; press event when set, release when cleared
+        value // one command; press event, value of specified byte passed as param1
+    };
+
+    struct peer_state {
+        float update_interval;
+        std::vector<output_fields> sopi_list;
+        std::vector<std::tuple<input_type, user_command, user_command, bool>> sipo_list;;
+        std::chrono::time_point<std::chrono::high_resolution_clock> last_update;
+    };
+
+    std::map<uint32_t, peer_state> peers;
+
+    float unpack_float(const zmq::message_t &);
+    zmq::message_t pack_float(float f);
+    zmq::message_t pack_field(output_fields f);
+
+    std::unordered_map<std::string, user_command> nametocommandmap;
+
+    static std::unordered_map<std::string, output_fields> output_fields_map;
+    command_relay relay;
+
+public:
+    zmq_input();
+    void poll();
+};