#ifndef __A_SHAREDGLOBAL_H__
#define __A_SHAREDGLOBAL_H__

#include "dobject.h"
#include "info.h"
#include "actor.h"

class FDecal;
struct vertex_s;
struct side_s;

extern void P_SpawnDirt (AActor *actor, fixed_t radius);

class AUnknown : public AActor
{
	DECLARE_ACTOR (AUnknown, AActor)
};

class APatrolPoint : public AActor
{
	DECLARE_STATELESS_ACTOR (APatrolPoint, AActor)
};

class APatrolSpecial : public AActor
{
	DECLARE_STATELESS_ACTOR (APatrolSpecial, AActor)
};

class ABlood : public AActor
{
	DECLARE_ACTOR (ABlood, AActor)
public:
	void SetDamage (int damage);
};

class AMapSpot : public AActor
{
	DECLARE_STATELESS_ACTOR (AMapSpot, AActor)
};

class AMapSpotGravity : public AMapSpot
{
	DECLARE_STATELESS_ACTOR (AMapSpotGravity, AMapSpot)
};

class ARealGibs : public AActor
{
	DECLARE_ACTOR (ARealGibs, AActor)
};

struct side_s;

class ADecal : public AActor
{
	DECLARE_STATELESS_ACTOR (ADecal, AActor)
public:
	void BeginPlay ();
	void Destroy ();
	int StickToWall (side_s *wall);
	void Relocate (fixed_t x, fixed_t y, fixed_t z);
	fixed_t GetRealZ (const side_s *wall) const;

	static void SerializeChain (FArchive &arc, ADecal **firstptr);
	static void MoveChain (ADecal *first, fixed_t x, fixed_t y);
	static void FixForSide (side_s *side);

protected:
	void CalcFracPos (side_s *wall);
	void DoTrace ();
	void Remove ();
};

class AImpactDecal : public ADecal
{
	DECLARE_STATELESS_ACTOR (AImpactDecal, ADecal)
public:
	static AImpactDecal *StaticCreate (const char *name, fixed_t x, fixed_t y, fixed_t z, side_s *wall, PalEntry color=0);
	static AImpactDecal *StaticCreate (const FDecal *decal, fixed_t x, fixed_t y, fixed_t z, side_s *wall, PalEntry color=0);

	void BeginPlay ();
	void Destroy ();

	void Serialize (FArchive &arc);
	static void SerializeTime (FArchive &arc);

protected:
	AImpactDecal *CloneSelf (const FDecal *decal, fixed_t x, fixed_t y, fixed_t z, side_s *wall) const;
	static void SpreadLeft (fixed_t r, vertex_s *v1, side_s *feelwall);
	static void SpreadRight (fixed_t r, side_s *feelwall, fixed_t wallsize);
};

class AWaterSplashBase : public AActor
{
	DECLARE_ACTOR (AWaterSplashBase, AActor)
};

class AWaterSplash : public AActor
{
	DECLARE_ACTOR (AWaterSplash, AActor)
};

class ALavaSplash : public AActor
{
	DECLARE_ACTOR (ALavaSplash, AActor)
};

class ALavaSmoke : public AActor
{
	DECLARE_ACTOR (ALavaSmoke, AActor)
};

class ASludgeSplash : public AActor
{
	DECLARE_ACTOR (ASludgeSplash, AActor)
};

class ASludgeChunk : public AActor
{
	DECLARE_ACTOR (ASludgeChunk, AActor)
};

class AAmbientSound : public AActor
{
	DECLARE_STATELESS_ACTOR (AAmbientSound, AActor)
public:
	void Serialize (FArchive &arc);

	void BeginPlay ();
	void Tick ();
	void Activate (AActor *activator);
	void Deactivate (AActor *activator);

protected:
	bool bActive;
private:
	void SetTicker (struct AmbientSound *ambient);
	int NextCheck;
};

class ATeleportFog : public AActor
{
	DECLARE_ACTOR (ATeleportFog, AActor)
public:
	void PostBeginPlay ();
};

class ATeleportDest : public AActor
{
	DECLARE_STATELESS_ACTOR (ATeleportDest, AActor)
};

class ASkyViewpoint : public AActor
{
	DECLARE_STATELESS_ACTOR (ASkyViewpoint, AActor)
public:
	void Serialize (FArchive &arc);
	void BeginPlay ();
	bool bInSkybox;
	bool bAlways;
	ASkyViewpoint *Mate;
	fixed_t PlaneAlpha;
};

class DFlashFader : public DThinker
{
	DECLARE_CLASS (DFlashFader, DThinker)
	HAS_OBJECT_POINTERS
public:
	DFlashFader (float r1, float g1, float b1, float a1,
				 float r2, float g2, float b2, float a2,
				 float time, AActor *who);
	~DFlashFader ();
	void Serialize (FArchive &arc);
	void Tick ();
	AActor *WhoFor() { return ForWho; }
	void Cancel ();

protected:
	float Blends[2][4];
	int TotalTics;
	int StartTic;
	AActor *ForWho;

	void SetBlend (float time);
	DFlashFader ();
};

#endif //__A_SHAREDGLOBAL_H__