add missing file

src/items/signal.cpp

@@ -0,0 +1,28 @@
+#include "signal.h"
+
+Microcontroller *Signal::micro = nullptr;
+
+Signal::Signal(uint8_t id, uint8_t address, uint8_t subaddress, uint8_t type, int8_t initalValue)
+	: Item(address | (subaddress << 8), QString("Turnout ")+QString::number(id), initalValue),
+	  subaddress_(subaddress), signalId_(id), type_(type)
+{
+	itemId_ = address | (subaddress << 8);
+	name_ = QString("Signal ")+QString::number(id);
+}
+
+void Signal::setValue(int8_t value)
+{
+	Item::setValue(value);
+	if(micro)
+		micro->signalSetValue(signalId_, value);
+}
+
+bool Signal::hasSlow()
+{
+	return type_ & TYPE_HAS_SLOW;
+}
+
+bool Signal::hasExpect()
+{
+	return type_ & TYPE_HAS_EXPECT;
+}