#pragma once
typedef DWORD COLORREF;
typedef uint8_t BYTE;
typedef uint16_t WORD;
typedef int32_t LONG;
typedef unsigned short* PWORD;
#define BITSPERPIXEL 32        // 目标格式每像素位数
#define BITMAPBITSPERPIXEL 24  // 假设输入是24位BMP
#define RGB(r, g, b) ((COLORREF)(((unsigned char)(r)|((unsigned short)((unsigned char)(g))<<8))|(((DWORD)(unsigned char)(b))<<16)))

#pragma pack(push, 1)
typedef struct {
	WORD  bfType;         // 必须为'BM'
	DWORD bfSize;         // 文件大小
	WORD  bfReserved1;    // 保留
	WORD  bfReserved2;    // 保留
	DWORD bfOffBits;      // 像素数据偏移量
} BITMAPFILEHEADER;

// BMP信息头结构（Linux环境下模拟）
typedef struct {
	DWORD biSize;         // 本结构大小
	LONG  biWidth;        // 宽度
	LONG  biHeight;       // 高度
	WORD  biPlanes;       // 色彩平面数，必须为1
	WORD  biBitCount;     // 每像素位数
	DWORD biCompression;  // 压缩方式
	DWORD biSizeImage;    // 像素数据大小
	LONG  biXPelsPerMeter;// 水平分辨率
	LONG  biYPelsPerMeter;// 垂直分辨率
	DWORD biClrUsed;      // 使用的颜色数
	DWORD biClrImportant; // 重要颜色数
} BITMAPINFOHEADER;
#pragma pack(pop)

class SeqImages
{
	DWORD m_Count;
	vector<unsigned short *> m_pSmCircleBuff;
	int m_nWidth, m_nHeight;

	unsigned short * TransBmp2Raw(unsigned char* pBuff, DWORD width, DWORD height);
	unsigned char* LoadBmp(const char *szFilename, DWORD &width, DWORD &height);
	bool LoadBmpFromDirectory(const char *pszDirName);
	bool LoadRawFromDirectory(const char *pszDirName, DWORD dx, DWORD dy);

	bool CreateCircle(DWORD size, DWORD count);
	void CloseCircle();

public:
	SeqImages();
	virtual ~SeqImages();

	bool LoadPath(const char *pPath, DWORD dwImgX = 0, DWORD dwImgY = 0);
	void PushMemImage(unsigned short* pRaw, int nW, int nH, int nBits);
	DWORD GetCurrentFrameID();
	unsigned short * GetImage();
	int GetNext();
    bool ResetImageID();
	bool ClearImage();
	int GetWidth() const { return m_nWidth; }
	int GetHeight() const { return m_nHeight; }
	int GetTotalFrameNumber();
};