pickupobject.h

Blood 2全套源码

// ----------------------------------------------------------------------- //
//
// MODULE  : PickupObject.h
//
// PURPOSE : Objects that the player can pick up. (Weapons, ammo, etc).
//
// CREATED : 11/24/97
//
// ----------------------------------------------------------------------- //

#ifndef __PICKUPOBJECT_H__
#define __PICKUPOBJECT_H__

#include "cpp_engineobjects_de.h"
#include "B2BaseClass.h"
#include "NetDefs.h"

class PickupObject : public B2BaseClass
{
	public :

		PickupObject();
		~PickupObject();

		void			SetBounce( DBOOL bBounce ) { m_bBounce = bBounce; }
		void			SpawnItem( DVector *pvPos );
		HSTRING			GetObjectName() { return m_hstrObjectName; }
		HSTRING			GetDisplayName() { return m_hstrDisplayName; }
		void			SetValue( DFLOAT fValue ) { m_fValue = fValue; }

	protected :

		DDWORD			EngineMessageFn (DDWORD messageID, void *pData, DFLOAT lData);
		DDWORD			ObjectMessageFn (HOBJECT hSender, DDWORD messageID, HMESSAGEREAD hRead);

		DBOOL			ReadProp (ObjectCreateStruct *pStruct);
		void			PostPropRead (ObjectCreateStruct* pStruct);
		DBOOL			InitialUpdate (DVector *pMovement);
		DBOOL			Update (DVector* pMovement);
		virtual void	PickedUp (HMESSAGEREAD hRead);
//		virtual void	HandleTrigger( HOBJECT hSender, HMESSAGEREAD hRead );
		
		// base classes will override this function	to send a specific
		// message to the object that touched us

		virtual void	ObjectTouch (HOBJECT hObject) {}
		void			SendEffectMessage();

	private:

		void	CacheFiles();
		void	Save(HMESSAGEWRITE hWrite, DDWORD dwSaveFlags);
		void	Load(HMESSAGEREAD hWrite, DDWORD dwLoadFlags);

	protected:

		DFLOAT	m_fRespawnTime;		// How quickly we respawn
		DBOOL	m_bRotate;			// Do we rotate
		DBOOL	m_bBounce;			// Do we bounce when spawned.
		float	m_fYaw;				// Angular position around Y axis
		float	m_fLastTime;		// Last update time
		DDWORD	m_dwFlags;			// Copy of flags
		float	m_fBounce;			// Bounce acceleration
		DBOOL	m_bBouncing;		// Bounce indicator
		DVector m_vRestPos;			// Position when not bouncing
		DBOOL	m_bFirstUpdate;		// Is this the first update?

		HSTRING m_hstrPickupTriggerTarget;	// Object we trigger
		HSTRING m_hstrPickupTriggerMessage;	// Trigger message
		HSTRING m_hstrObjectName;
		HSTRING m_hstrDisplayName;	// Name of object to use as display
		char*	m_szFile;
		char*	m_szObjectName;
		int		m_nNameID;
		DBYTE	m_nType;			// Powerup type: This value is dependent on the class
		DFLOAT	m_fValue;			// Powerup value: This value is dependent on the class
		DFLOAT	m_fValueMult;		// Multiplier of the value set by server.

		char *	m_szPickupSound;
		char *	m_szRespawnSound;
};

inline float ConvertNetItemMultiplier( int nValue )
{
	float fMultiplier;

	switch( nValue )
	{
		case LEVEL_NONE:
			fMultiplier = 0.0f;
			break;
		case LEVEL_HALF:
			fMultiplier = 0.5f;
			break;
		default:
		case LEVEL_NORMAL:
			fMultiplier = 1.0f;
			break;
		case LEVEL_DOUBLE:
			fMultiplier = 2.0f;
			break;
		case LEVEL_INSANE:
			fMultiplier = 3.0f;
			break;
	}

	return fMultiplier;
}


#endif // __PICKUPOBJECT_H__