CWE-ou-minkata/Sources/Plasma/PubUtilLib/plModifier/plSimpleModifier.h

/*==LICENSE==*

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*==LICENSE==*/

#ifndef plSimpleModifier_inc
#define plSimpleModifier_inc

#include "pnModifier/plModifier.h"
#include "pnNetCommon/plSynchedValue.h"
#include "plInterp/plAnimTimeConvert.h"

class plSceneObject;
class plRefMsg;
class plTimeMsg;
class plAnimCmdMsg;

class plSimpleModifier : public plModifier
{
public:
    enum {
        kStopped        = 0,
        kLoop,
        kBackwards,
        kWrapped,

        kNumFlags
    };
protected:
    plSceneObject*  fTarget;

    double                  fLastTime; // in world time

    plAnimTimeConvert       fTimeConvert;

    // The following are in animation time.
    float                fCurrentTime;

    bool                    IHandleTime(double wSecs, float del);

    bool                    IHandleRef(plRefMsg* refMsg);
    virtual bool            IHandleCmd(plAnimCmdMsg* modMsg);

    virtual void            IApplyDynamic() = 0;

    virtual void            IBegin();
    virtual void            IEnd();

    virtual bool IEval(double secs, float del, uint32_t dirty);

public:
    plSimpleModifier();
    virtual ~plSimpleModifier();

    CLASSNAME_REGISTER( plSimpleModifier );
    GETINTERFACE_ANY( plSimpleModifier, plModifier);

    virtual void Read(hsStream* stream, hsResMgr* mgr);
    virtual void Write(hsStream* stream, hsResMgr* mgr);

    virtual bool MsgReceive(plMessage* msg);

    virtual int GetNumTargets() const { return fTarget ? 1 : 0; }
    virtual plSceneObject* GetTarget(int w) const { /* hsAssert(w < GetNumTargets(), "Bad target"); */ return fTarget; }
    virtual void AddTarget(plSceneObject* so);
    virtual void RemoveTarget(plSceneObject* so);
    virtual plAnimTimeConvert& GetTimeConvert() { return fTimeConvert;  }


};


#endif // plSimpleModifier_inc