Program Listing for File KPSerialInput.hpp

↰ Return to documentation for file (src/KPSerialInput.hpp)

#pragma once
#include <KPFoundation.hpp>
#include <KPSubject.hpp>
#include <KPSerialInputObserver.hpp>
#include <vector>

class KPSerialInput : public KPComponent, public KPSubject<KPSerialInputObserver> {
private:
    KPStringBuilder<255> input;

public:
    using KPComponent::KPComponent;

    void update() {
        while (Serial.available() > 0) {
            char inputChar = Serial.read();
            if (inputChar == '\n') {
                updateObservers(&KPSerialInputObserver::commandReceived, input, input.size());
                input.clear();
                return;
            }

            // Ignore System characters
            if (inputChar >= 32) {
                input.print(inputChar);
            }
        }
    }

    static KPSerialInput & sharedInstance() {
        static KPSerialInput serial("shared-serial-input");
        return serial;
    }
};