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Code/libraries/Verwarming/Verwarming.cpp

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+/*
+  Verwarming.cpp
+  Copyright (c) 2014 Kenneth van Ewijk.  All right reserved.
+*/
+
+// include this library's description file
+#include "Verwarming.h"
+#include "Arduino.h"
+#include "Wire.h"
+
+Verwarming::Verwarming(void)
+{
+  // initialize this instance's variables
+  temp = 0;
+  wattage = 0;
+  state = false;
+  volume = 0;
+  led = 0;
+}
+
+
+//Set Heater Properties
+void Verwarming::setTemp(double givenTemp)
+{
+  temp = givenTemp;
+}
+
+void Verwarming::setState(bool givenState){
+  state = givenState;
+}
+
+void Verwarming::setWattage(int givenWattage){
+  wattage = givenWattage;
+  deltaTemp = (wattage / ( (volume * 1.293) * 1000) ) * 60;
+}
+
+void Verwarming::setVolume(int givenVolume){
+  volume = givenVolume;
+  deltaTemp = (wattage / ( (volume * 1.293) * 1000) ) * 60;
+}
+
+void Verwarming::setLed(int givenLed){
+  led = givenLed;
+  pinMode(led, OUTPUT);
+}
+
+
+//Calc Heater Properties
+void Verwarming::toggleLed(void)
+{
+  if(state){
+    analogWrite(led, 255);
+  }
+  else {
+    analogWrite(led, 0);
+  }
+}
+
+
+//Calc Heater Properties
+double Verwarming::calcTemp(void)
+{
+  if(state){
+    double newTemp = temp + deltaTemp;
+
+    return newTemp;
+  }
+  else {
+    return temp;
+  }
+}
+
+void Verwarming::keepTemp(double givenTemp)
+{
+
+  if(temp >= givenTemp){
+    state = false;
+  }
+  else if(temp < givenTemp){
+    state = true;
+  }
+
+  toggleLed();
+  temp = calcTemp();
+}
+
+void Verwarming::gotoTemp(double givenTemp)
+{
+
+  if(temp >= givenTemp){
+    state = false;
+  }
+
+  double newTemp = calcTemp();
+
+  if(newTemp <= givenTemp){
+    temp = newTemp;
+  }
+  else {
+    state = false;
+  }
+
+  toggleLed();
+}
+
+
+//Get Heater Properties
+double Verwarming::getTemp(void)
+{
+	return temp;
+}
+
+int Verwarming::getWattage(void)
+{
+	return wattage;
+}
+
+bool Verwarming::getState(void){
+  return state;
+}
+
+double Verwarming::getDeltaTemp(void){
+  return deltaTemp;
+}
+
+int Verwarming::getTimeToTemp(double givenHeatFlow, double givenToTemp){
+  int timer = 0;
+
+  if(state){
+    double deltaTemp2 = givenToTemp - temp;
+    double neededHeat = (volume * 1.293) * 1000 * deltaTemp2;
+
+    double heatFlow = wattage - givenHeatFlow;
+    timer = neededHeat / heatFlow;
+    timer = timer / 60;
+
+    if(timer < 0){
+      timer = 0;
+    }
+  }
+  else{
+    timer = 0;
+  }
+
+  return timer;
+}