Some Arduino refactoring and it builds now

arduino/HalMultiSensor/SensorBH1750.cpp

@@ -0,0 +1,98 @@
+/*
+
+This is a library for the BH1750FVI Digital Light Sensor
+breakout board.
+
+The board uses I2C for communication. 2 pins are required to
+interface to the device.
+
+
+based on Christopher Laws, March, 2013 code.
+
+*/
+
+#include "SensorBH1750.h"
+#include <util/delay.h>
+
+
+void SensorBH1750::setup() {
+  Wire.begin();
+  configure(BH1750_CONTINUOUS_HIGH_RES_MODE);
+}
+
+
+void SensorBH1750::configure(uint8_t mode) {
+    switch (mode) {
+        case BH1750_CONTINUOUS_HIGH_RES_MODE:
+        case BH1750_CONTINUOUS_HIGH_RES_MODE_2:
+        case BH1750_CONTINUOUS_LOW_RES_MODE:
+        case BH1750_ONE_TIME_HIGH_RES_MODE:
+        case BH1750_ONE_TIME_HIGH_RES_MODE_2:
+        case BH1750_ONE_TIME_LOW_RES_MODE:
+            // apply a valid mode change
+            write8(mode);
+            _delay_ms(10);
+            break;
+        default:
+            // Invalid measurement mode
+            #if BH1750_DEBUG == 1
+            Serial.println("Invalid measurement mode");
+            #endif
+            break;
+    }
+}
+
+unsigned int SensorBH1750::getConsumption()
+{
+    return pulses;
+}
+void SensorBH1750::reset()
+{
+    pulses = 0;
+}
+
+unsigned int SensorBH1750::getLuminosity(void) {
+  uint16_t level;
+
+  Wire.beginTransmission(BH1750_I2CADDR);
+  Wire.requestFrom(BH1750_I2CADDR, 2);
+#if (ARDUINO >= 100)
+  level = Wire.read();
+  level <<= 8;
+  level |= Wire.read();
+#else
+  level = Wire.receive();
+  level <<= 8;
+  level |= Wire.receive();
+#endif
+  Wire.endTransmission();
+
+#if BH1750_DEBUG == 1
+  Serial.print("Raw light level: ");
+  Serial.println(level);
+#endif
+
+  level = level/1.2; // convert to lux
+
+#if BH1750_DEBUG == 1
+  Serial.print("Light level: ");
+  Serial.println(level);
+#endif
+  return level;
+}
+
+
+
+/*********************************************************************/
+
+
+void SensorBH1750::write8(uint8_t d) {
+  Wire.beginTransmission(BH1750_I2CADDR);
+#if (ARDUINO >= 100)
+  Wire.write(d);
+#else
+  Wire.send(d);
+#endif
+  Wire.endTransmission();
+}
+