CvxText.h

#pragma once
// CvxText.h  
#pragma once  

#ifndef OPENCV_CVX_TEXT_2007_08_31_H  
#define OPENCV_CVX_TEXT_2007_08_31_H  

#include <ft2build.h>  
#include FT_FREETYPE_H  

#include<opencv.hpp>  

class CvxText
{
	CvxText& operator=(const CvxText&);

	//================================================================  
	//================================================================  

public:

	CvxText(const char *freeType);

	virtual ~CvxText();


	void getFont(int *type,
		CvScalar *size = NULL, bool *underline = NULL, float *diaphaneity = NULL);

	void setFont(int *type,
		CvScalar *size = NULL, bool *underline = NULL, float *diaphaneity = NULL);


	void restoreFont();

	//================================================================  

	int putText(IplImage *img, const char    *text, CvPoint pos);

	int putText(IplImage *img, const wchar_t *text, CvPoint pos);

	int putText(IplImage *img, const char    *text, CvPoint pos, CvScalar color);

	int putText(IplImage *img, const wchar_t *text, CvPoint pos, CvScalar color);
private:

	void putWChar(IplImage *img, wchar_t wc, CvPoint &pos, CvScalar color);

private:

	FT_Library   m_library;   // 字Á?库a  
	FT_Face      m_face;      // 字Á?体¬?  


	int         m_fontType;
	CvScalar   m_fontSize;
	bool      m_fontUnderline;
	float      m_fontDiaphaneity;

	//================================================================  
	//================================================================  
};

#endif // OPENCV_CVX_TEXT_2007_08_31_H