utils/CCTweenFunction

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#ifndef __CCTWEENFUNCTION_H__

#define __CCTWEENFUNCTION_H__

#include "CCArmatureDefine.h"

#include <math.h>

NS_CC_EXT_BEGIN

enum CCTweenType{

TWEEN_EASING_MIN = -1,

Linear,

Sine_EaseIn,

Sine_EaseInOut,

Sine_EaseOut,

Quad_EaseIn,

Quad_EaseOut,

Quad_EaseInOut,

Cubic_EaseIn,

Cubic_EaseOut,

Cubic_EaseInOut,

Quart_EaseIn,

Quart_EaseOut,

Quart_EaseInOut,

Quint_EaseIn,

Quint_EaseOut,

Quint_EaseInOut,

Expo_EaseIn,

Expo_EaseOut,

Expo_EaseInOut,

Circ_EaseIn,

Circ_EaseOut,

Circ_EaseInOut,

Elastic_EaseIn,

Elastic_EaseOut,

Elastic_EaseInOut,

Back_EaseIn,

Back_EaseOut,

Back_EaseInOut,

Bounce_EaseIn,

Bounce_EaseOut,

Bounce_EaseInOut,

TWEEN_EASING_MAX = 10000

};

class CCTweenFunction{

public:

static float tweenTo(float from, float change, float time, float duration, CCTweenType tweenType);

static float linear(float t, float b, float c, float d);

static float sineEaseIn(float t, float b, float c, float d);

static float sineEaseOut(float t, float b, float c, float d);

static float sineEaseInOut(float t, float b, float c, float d);

static float quadEaseIn(float t, float b, float c, float d);

static float quadEaseOut(float t, float b, float c, float d);

static float quadEaseInOut(float t, float b, float c, float d);

static float cubicEaseIn(float t, float b, float c, float d);

static float cubicEaseOut(float t, float b, float c, float d);

static float cubicEaseInOut(float t, float b, float c, float d);

static float quartEaseIn(float t, float b, float c, float d);

static float quartEaseOut(float t, float b, float c, float d);

static float quartEaseInOut(float t, float b, float c, float d);

static float quintEaseIn(float t, float b, float c, float d);

static float quintEaseOut(float t, float b, float c, float d);

static float quintEaseInOut(float t, float b, float c, float d);

static float expoEaseIn(float t, float b, float c, float d);

static float expoEaseOut(float t, float b, float c, float d);

static float expoEaseInOut(float t, float b, float c, float d);

static float circEaseIn(float t, float b, float c, float d);

static float circEaseOut(float t, float b, float c, float d);

static float circEaseInOut(float t, float b, float c, float d);

static float elasticEaseIn(float t, float b, float c, float d, float a = 0, float p = 0);

static float elasticEaseOut(float t, float b, float c, float d, float a = 0, float p = 0);

static float elasticEaseInOut(float t, float b, float c, float d, float a = 0, float p = 0);

static float backEaseIn(float t, float b, float c, float d, float s = 0);

static float backEaseOut(float t, float b, float c, float d, float s = 0);

static float backEaseInOut(float t, float b, float c, float d, float s = 0);

static float bounceEaseIn(float t, float b, float c, float d);

static float bounceEaseOut(float t, float b, float c, float d);

static float bounceEaseInOut(float t, float b, float c, float d);

};

NS_CC_EXT_END

#endif /*__CCTWEENFUNCTION_H__*/

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