Relocate 'input' folder.

src/input/RotaryEncoderInterruptBase.h

@@ -0,0 +1,57 @@
+#pragma once
+
+#include "SinglePortPlugin.h" // TODO: what header file to include?
+#include "InputBroker.h"
+
+enum RotaryEncoderInterruptBaseStateType
+{
+    ROTARY_EVENT_OCCURRED,
+    ROTARY_EVENT_CLEARED
+};
+
+enum RotaryEncoderInterruptBaseActionType
+{
+    ROTARY_ACTION_NONE,
+    ROTARY_ACTION_PRESSED,
+    ROTARY_ACTION_CW,
+    ROTARY_ACTION_CCW
+};
+
+class RotaryEncoderInterruptBase :
+    public Observable<const InputEvent *>,
+    private concurrency::OSThread
+{
+  public:
+    RotaryEncoderInterruptBase(
+        const char *name);
+    void init(
+      uint8_t pinA, uint8_t pinB, uint8_t pinPress,
+      char eventCw, char eventCcw, char eventPressed,
+//        std::function<void(void)> onIntA, std::function<void(void)> onIntB, std::function<void(void)> onIntPress);
+        void (*onIntA)(), void (*onIntB)(), void (*onIntPress)());
+    void intPressHandler();
+    void intAHandler();
+    void intBHandler();
+
+  protected:
+    virtual int32_t runOnce();
+    RotaryEncoderInterruptBaseStateType intHandler(
+        bool actualPinRaising,
+        int otherPinLevel,
+        RotaryEncoderInterruptBaseActionType action,
+        RotaryEncoderInterruptBaseStateType state);
+
+    volatile RotaryEncoderInterruptBaseStateType rotaryStateCW = ROTARY_EVENT_CLEARED;
+    volatile RotaryEncoderInterruptBaseStateType rotaryStateCCW = ROTARY_EVENT_CLEARED;
+    volatile int rotaryLevelA = LOW;
+    volatile int rotaryLevelB = LOW;
+    volatile RotaryEncoderInterruptBaseActionType action = ROTARY_ACTION_NONE;
+
+  private:
+    uint8_t _pinA;
+    uint8_t _pinB;
+    char _eventCw;
+    char _eventCcw;
+    char _eventPressed;
+    const char *_originName;
+};