poti plugin to control color wheel

src/PotPlugin.h

@@ -0,0 +1,40 @@
+#ifndef __POT_PLUGIN_H__
+#define __POT_PLUGIN_H__
+
+#include <FS.h>
+#include "TaskSchedulerDeclarations.h"
+#include "ArduinoOTA.h"
+#include "Plugin.h"
+#include "utils_print.h"
+#include "config.h"
+
+using namespace std;
+using namespace std::placeholders;
+
+class PotPlugin : public Plugin {
+    public:
+        Task inputTask;
+        int currentVal = 0;
+        PotPlugin(){
+        }
+        void activate(Scheduler* userScheduler, Network* network){
+            inputTask.set(TASK_MILLISECOND * 50, TASK_FOREVER, bind(&PotPlugin::checkInput, this));
+            userScheduler->addTask(inputTask);
+            inputTask.enable();
+            PRINT_MSG(Serial, SPROCKET_TYPE, "PotPlugin activated");
+        }
+        long toRange(long x, long in_min, long in_max, long out_min, long out_max){
+            return (x - in_min) * (out_max - out_min) / (in_max - in_min) + out_min;
+        }
+        void checkInput(){
+            //Serial.println(String("Pot:") + String(analogRead(A0)));
+            int newVal = toRange(analogRead(A0), 0, 1024, 0, 255);
+            if(newVal > 0 &&
+                (newVal >= currentVal + 5 || newVal <= currentVal - 5)){
+                publish("pixels/colorWheel",String(newVal));
+                currentVal = newVal;
+            }
+        }
+};
+
+#endif