Consolidate state and building entity classes (#989)

LEGO1/lego/legoomni/include/legocarbuild.h

@@ -1,8 +1,54 @@
 #ifndef LEGOCARBUILD_H
 #define LEGOCARBUILD_H
 
+#include "legostate.h"
 #include "legoworld.h"
 
+// VTABLE: LEGO1 0x100d66e0
+// SIZE 0x50
+class LegoVehicleBuildState : public LegoState {
+public:
+	LegoVehicleBuildState(char* p_classType);
+
+	// FUNCTION: LEGO1 0x10025ff0
+	inline const char* ClassName() const override // vtable+0x0c
+	{
+		return this->m_className.GetData();
+	}
+
+	// FUNCTION: LEGO1 0x10026000
+	inline MxBool IsA(const char* p_name) const override // vtable+0x10
+	{
+		return !strcmp(p_name, this->m_className.GetData()) || LegoState::IsA(p_name);
+	}
+
+	MxResult Serialize(LegoFile* p_legoFile) override; // vtable+0x1c
+
+	// SYNTHETIC: LEGO1 0x100260a0
+	// LegoVehicleBuildState::`scalar deleting destructor'
+
+	// TODO: Most likely getters/setters are not used according to BETA.
+
+	Playlist m_unk0x08[4]; // 0x08
+
+	// This can be one of the following:
+	// * LegoRaceCarBuildState
+	// * LegoCopterBuildState
+	// * LegoDuneCarBuildState
+	// * LegoJetskiBuildState
+	MxString m_className; // 0x38
+
+	// Known States:
+	// * 1 == enter(ing) build screen
+	// * 3 == cutscene/dialogue
+	// * 6 == exit(ing) build screen
+	MxU32 m_animationState; // 0x48
+	undefined m_unk0x4c;    // 0x4c
+	MxBool m_unk0x4d;       // 0x4d
+	MxBool m_unk0x4e;       // 0x4e
+	MxU8 m_placedPartCount; // 0x4f
+};
+
 // VTABLE: LEGO1 0x100d6658
 // SIZE 0x34c
 class LegoCarBuild : public LegoWorld {