#ifndef CCHAR_H
#define CCHAR_H

/**
  * @file     	cchar.h
  * @author   	MYL
  * @email   	yunlongma0@163.com
  * @version	V1.0
  * @date    	18-06-2021
  * @brief   	char class
  * @details    主要存储字符的字形数据、字符编码、类型和位图数据
  */

#include <cstring>

struct glyphMetrics {
    int    width;
    int    height;
    int    horiBearingX;
    int    horiBearingY;
    int    horiAdvance;
    int    vertBearingX;
    int    vertBearingY;
    int    vertAdvance;
};

enum class ImageType {
    Gray,   /**< GRAY模式1个像素用1个字节保存 */
    Mono    /**< MONO模式每1个像素仅用1bit保存，只有黑和白 */
};

class CChar {
public:
    CChar(int code, ImageType type);
    virtual ~CChar();

    void setInfo(glyphMetrics* metrics);
    void getInfo(glyphMetrics* metrics);
    unsigned char* getOrCreateBuffer(size_t size);
    //unsigned char& operator [] (size_t i);
    int code() const;
    ImageType type() const;


private:
    int              m_code;            /**< char code. */
    unsigned char* m_data;            /**< char bitmap data. */
    glyphMetrics     m_metrics;         /**< char metrics data. */
    size_t           m_size;            /**< char bitmap data size. */
    ImageType        m_type;            /**< char bitmap type. */
};

#endif // CCHAR_H