cocos2d-x节点（CCActionProgressTimer.h)API

cocos2d-x节点（CCActionProgressTimer.h)API

///cocos2d-x-3.0alpha0/cocos2dx/actions
//进度条

#ifndef __ACTION_CCPROGRESS_TIMER_H__
#define __ACTION_CCPROGRESS_TIMER_H__

#include "CCActionInterval.h"

NS_CC_BEGIN

/**
* @addtogroup actions
* @{
*/

/**
@brief Progress to percentage   //进度百分比
@since v0.99.1
*/
class CC_DLL ProgressTo : public ActionInterval
{
public:
/** 使用 duration 、 percent 创建并初始化 */
static ProgressTo* create(float duration, float fPercent);

/** 使用 duration 、 percent 初始化 */
bool initWithDuration(float duration, float fPercent);

//
// Overrides
//
virtual ProgressTo* clone() const override;
virtual ProgressTo* reverse(void) const override;
virtual void startWithTarget(Node *target) override;
virtual void update(float time) override;

protected:
float _to;
float _from;
};

/**
@brief 从一个进度到另一个进度（百分比）
@since v0.99.1
*/
class CC_DLL ProgressFromTo : public ActionInterval
{
public:
/** Creates and initializes the action with a duration, a "from" percentage and a "to" percentage */
static ProgressFromTo* create(float duration, float fFromPercentage, float fToPercentage);

/** Initializes the action with a duration, a "from" percentage and a "to" percentage */
bool initWithDuration(float duration, float fFromPercentage, float fToPercentage);

//
// Overrides
//
virtual ProgressFromTo* clone() const override;
virtual ProgressFromTo* reverse(void) const override;
virtual void startWithTarget(Node *target) override;
virtual void update(float time) override;

protected:
float _to;
float _from;
};

// end of actions group
/// @}

NS_CC_END

#endif // __ACTION_CCPROGRESS_TIMER_H__