axmol/extensions/cocostudio/CCProcessBase.h

/****************************************************************************
Copyright (c) 2013-2017 Chukong Technologies Inc.

https://axys1.github.io/

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****************************************************************************/

#ifndef __CCPROCESSBASE_H__
#define __CCPROCESSBASE_H__

#include "CCArmatureDefine.h"
#include "CCDatas.h"
#include "CocosStudioExport.h"

namespace cocostudio
{

enum AnimationType
{
    SINGLE_FRAME = -4,  //! the animation just have one frame
    ANIMATION_NO_LOOP,  //! the animation isn't loop

    ANIMATION_TO_LOOP_FRONT,  //! the animation loop from front
    ANIMATION_TO_LOOP_BACK,   //! the animation loop from back

    ANIMATION_LOOP_FRONT,  //! the animation loop from front
    ANIMATION_LOOP_BACK,   //! the animation loop from back

    ANIMATION_MAX,

};

/**
 *  @js NA
 *  @lua NA
 */
class CCS_DLL ProcessBase : public ax::Ref
{
public:
    ProcessBase(void);
    virtual ~ProcessBase(void);

    /**
     * Play animation by animation name.
     *
     * @param  durationTo The frames between two animation changing-over.
     *         It's meaning is changing to this animation need how many frames
     *
     *         -1 : use the value from MovementData get from flash design panel
     * @param  durationTween  The frame count you want to play in the game.
     *         if  _durationTween is 80, then the animation will played 80 frames in a loop
     *
     *         -1 : use the value from MovementData get from flash design panel
     *
     * @param  loop   Whether the animation is loop
     *
     *         loop < 0 : use the value from MovementData get from flash design panel
     *         loop = 0 : this animation is not loop
     *         loop > 0 : this animation is loop
     *
     * @param  tweenEasing Tween easing is used for calculate easing effect
     *
     *         TWEEN_EASING_MAX : use the value from MovementData get from flash design panel
     *         -1 : fade out
     *         0  : line
     *         1  : fade in
     *         2  : fade in and out
     *
     */
    virtual void play(int durationTo, int durationTween, int loop, int tweenEasing);

    /**
     * Pause the Process
     */
    virtual void pause();
    /**
     * Resume the Process
     */
    virtual void resume();
    /**
     * Stop the Process
     */
    virtual void stop();

    /**
     * You should never call this function, unless you know what you do
     * Update the Process, include current process, current frame and son on
     *
     * @param The duration since last update
     */
    virtual void update(float dt);

    virtual int getCurrentFrameIndex();

    virtual void setProcessScale(float processScale) { _processScale = processScale; }
    virtual float getProcessScale() const { return _processScale; }

    virtual void setIsPause(bool pause) { _isPause = pause; }
    virtual bool isPause() const { return _isPause; }

    virtual void setIsComplete(bool complete) { _isComplete = complete; }
    virtual bool isComplete() const { return _isComplete; }

    virtual void setIsPlaying(bool playing) { _isPlaying = playing; }
    virtual bool isPlaying() const { return _isPlaying; }

    virtual float getCurrentPercent() const { return _currentPercent; }
    virtual int getRawDuration() const { return _rawDuration; }

protected:
    virtual void gotoFrame(int frameIndex);

    /**
     * Update(float dt) will call this handler, you can handle your logic here
     */
    virtual void updateHandler(){};

protected:
    //! Scale the process speed
    float _processScale;

    //! Set and get whether the animation is pause
    bool _isPause;

    //! Set and get whether the animation is complete
    bool _isComplete;

    //! Set and get whether the animation is playing
    bool _isPlaying;

    //! Current percent this process arrived
    float _currentPercent;

    //! The raw duration
    int _rawDuration;

    //! The animation whether or not loop
    AnimationType _loopType;

    //! The tween easing effect
    ax::tweenfunc::TweenType _tweenEasing;

    //! The animation update speed
    float _animationInternal;

protected:
    //! The duration frame count will run
    int _durationTween;

    //! Current frame this process arrived, this frame is tween frame
    float _currentFrame;
    //! Frame index it the time line
    int _curFrameIndex;

    //! Next frame this process need run to
    int _nextFrameIndex;

    bool _isLoopBack;
};

}  // namespace cocostudio

#endif /*__CCPROCESSBASE_H__*/