Consolidate state and building entity classes (#989)

LEGO1/lego/legoomni/include/pizzeria.h

@@ -3,10 +3,51 @@
 
 #include "decomp.h"
 #include "isleactor.h"
+#include "legostate.h"
 
-class PizzeriaState;
 class PizzaMissionState;
 
+// VTABLE: LEGO1 0x100d5ee8
+// SIZE 0x58
+class PizzeriaState : public LegoState {
+public:
+	// SIZE 0x14
+	struct StateStruct {
+		undefined4 m_unk0x00; // 0x00
+		undefined4 m_unk0x04; // 0x04
+		undefined4 m_unk0x08; // 0x08
+		undefined4 m_unk0x0c; // 0x0c
+		undefined4 m_unk0x10; // 0x10
+	};
+
+	PizzeriaState();
+
+	// FUNCTION: LEGO1 0x10017c20
+	inline const char* ClassName() const override // vtable+0x0c
+	{
+		// STRING: LEGO1 0x100f0370
+		return "PizzeriaState";
+	}
+
+	// FUNCTION: LEGO1 0x10017c30
+	inline MxBool IsA(const char* p_name) const override // vtable+0x10
+	{
+		return !strcmp(p_name, PizzeriaState::ClassName()) || LegoState::IsA(p_name);
+	}
+
+	MxResult Serialize(LegoFile* p_legoFile) override; // vtable+0x1c
+
+	// SYNTHETIC: LEGO1 0x10017ce0
+	// PizzeriaState::`scalar deleting destructor'
+
+	MxU32 FUN_10017d70();
+
+	// TODO: Most likely getters/setters are not used according to BETA.
+
+	Playlist m_unk0x08[5]; // 0x08
+	StateStruct m_unk0x44; // 0x44
+};
+
 // VTABLE: LEGO1 0x100d5520
 // SIZE 0x84
 class Pizzeria : public IsleActor {