YiTransition.h

Go to the documentation of this file.

// © You i Labs Inc. 2000-2017. All rights reserved.
#ifndef _YI_STATE_TRANSITION_H_
#define _YI_STATE_TRANSITION_H_

#include "animation/YiAbstractTimeline.h"
#include "signal/YiSignal.h"

class CYIEventHandler;
class CYIEvent;

namespace yi
{
namespace deprecated
{
class CYICompoundState;
class CYIAbstractState;
class CYITransitionPriv;
class CYIStateMachine;

class CYITransition : public CYIScriptableObject
{
public:
    CYITransition(CYICompoundState *pSource,
                  CYIAbstractState *pTarget = 0);
    virtual ~CYITransition();

    CYISignal<> TransitionStarted;
    CYISignal<> TransitionEnded;

    CYICompoundState *GetSourceState();
    void SetSourceState(CYICompoundState *pState);

    std::list<CYIAbstractState *> GetTargetStates();
    void AddTargetState(CYIAbstractState *pState);
    void RemoveTargetState(CYIAbstractState *pState);

    void SetName(const CYIString &name);
    const CYIString &GetName() const;

    void SetTimeline(CYIAbstractTimeline *pTimeline);
    void SetTimeline(CYIAbstractTimeline *pTimeline, CYIAbstractTimeline::DIRECTION direction);
    void RemoveTimeline();
    const CYIAbstractTimeline *GetTimeline() const;

    void SetTimelineDirection(CYIAbstractTimeline::DIRECTION direction);
    CYIAbstractTimeline::DIRECTION GetTimelineDirection() const;

    uint64_t GetDuration() const;

protected:
    virtual bool TestEvent(CYIEvent *);

    virtual void OnTransitionStart(CYIEvent *);
    virtual void OnTransitionEnd(CYIEvent *);

    CYITransitionPriv *m_pPriv;

    CYITransition(CYITransitionPriv *priv, CYICompoundState *source, CYIAbstractState *target);

    friend class CYICompoundState;
    friend class CYITransitionPriv;

private:
    YI_DISALLOW_COPY_AND_ASSIGN(CYITransition)
};

} //namespace deprecated

} //namespace yi

#endif // _YI_STATE_TRANSITION_H_