axmol/cocos2dx/include/CCProgressTimer.h

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#ifndef __MISC_NODE_CCPROGRESS_TIMER_H__
#define __MISC_NODE_CCPROGRESS_TIMER_H__

#include "CCSprite.h"

namespace cocos2d
{
/** Types of progress
 @since v0.99.1
 */
typedef enum {
	/// Radial Counter-Clockwise 
	kCCProgressTimerTypeRadialCCW,
	/// Radial ClockWise
	kCCProgressTimerTypeRadialCW,
	/// Horizontal Left-Right
	kCCProgressTimerTypeHorizontalBarLR,
	/// Horizontal Right-Left
	kCCProgressTimerTypeHorizontalBarRL,
	/// Vertical Bottom-top
	kCCProgressTimerTypeVerticalBarBT,
	/// Vertical Top-Bottom
	kCCProgressTimerTypeVerticalBarTB,
} CCProgressTimerType;

/**
 @brief CCProgresstimer is a subclass of CCNode.
 It renders the inner sprite according to the percentage.
 The progress can be Radial, Horizontal or vertical.
 @since v0.99.1
 */
class CCX_DLL CCProgressTimer : public CCNode
{
public:
	~CCProgressTimer(void);

	/**	Change the percentage to change progress. */
	inline CCProgressTimerType getType(void) { return m_eType; }

	/** Percentages are from 0 to 100 */
	inline float getPercentage(void) {return m_fPercentage; }

	/** The image to show the progress percentage, retain */
	inline CCSprite* getSprite(void) { return m_pSprite; }

	bool initWithFile(const char *pszFileName);
	bool initWithTexture(CCTexture2D *pTexture);

	void setPercentage(float fPercentage);
	void setSprite(CCSprite *pSprite);
	void setType(CCProgressTimerType type);

	virtual void draw(void);

public:
	static CCProgressTimer* progressWithFile(const char *pszFileName);
	static CCProgressTimer* progressWithTexture(CCTexture2D *pTexture);

protected:
	CGPoint vertexFromTexCoord(CGPoint texCoord);
	void updateProgress(void);
	void updateBar(void);
	void updateRadial(void);
	void updateColor(void);
	CGPoint boundaryTexCoord(char index);

protected:
	CCProgressTimerType m_eType;
	float m_fPercentage;
	CCSprite *m_pSprite;
	int m_nVertexDataCount;
	ccV2F_C4F_T2F *m_pVertexData;
};

}

#endif //__MISC_NODE_CCPROGRESS_TIMER_H__