// 下列 ifdef 块是创建使从 DLL 导出更简单的
// 宏的标准方法。此 DLL 中的所有文件都是用命令行上定义的 SHAREMEMORY_CLIENT_EXPORTS
// 符号编译的。在使用此 DLL 的
// 任何其他项目上不应定义此符号。这样，源文件中包含此文件的任何其他项目都会将
// SHAREMEMORY_CLIENT_API 函数视为是从 DLL 导入的，而此 DLL 则将用此宏定义的
// 符号视为是被导出的。
#pragma once

#ifdef SHAREMEMORY_CLIENT_EXPORTS
#define SHAREMEMORY_CLIENT_API __declspec(dllexport)
#else
#define SHAREMEMORY_CLIENT_API __declspec(dllimport)
#endif

#ifndef SHAREMEMORY_CLIENT_EXPORTS
#ifdef _WIN64
#ifdef _DEBUG
#pragma comment(lib, "ShareMemory_ClientX64D.lib")
#else
#pragma comment(lib, "ShareMemory_ClientX64.lib")
#endif
#else
#ifdef _DEBUG
#pragma comment(lib, "ShareMemory_ClientD.lib")
#else
#pragma comment(lib, "ShareMemory_Client.lib")
#endif
#endif
#endif

#ifdef SHAREMEMORY_CLIENT_EXPORTS
#define SHAREMEMORY_CLIENT_API __declspec(dllexport)
#define SHAREMEMORY_CLIENT_C_API extern "C" __declspec(dllexport)
#else
#define SHAREMEMORY_CLIENT_API __declspec(dllimport)
#define SHAREMEMORY_CLIENT_C_API extern "C" __declspec(dllimport)
#endif

//#include"ShareMemory_Common.h"

//SM_IMAGE的属性值均用8字节数据 unsigned long long
const WORD SM_KEY_IMAGE_WIDTH = 0x3001;
const WORD SM_KEY_IMAGE_HEIGHT = 0x3002;
const WORD SM_KEY_IMAGE_BIT = 0x3003;
const WORD SM_KEY_IMAGE_DEADLINE_TOP = 0x3004;
const WORD SM_KEY_IMAGE_DEADLINE_LEFT = 0x3005;
const WORD SM_KEY_IMAGE_DEADLINE_RIGHT = 0x3006;
const WORD SM_KEY_IMAGE_DEADLINE_BOTTOM = 0x3007;
const WORD SM_KEY_IMAGE_TAG = 0x3008;
const WORD SM_KEY_IMAGE_INDEX = 0x3009;
const WORD SM_KEY_IMAGE_YEAR = 0x3010;
const WORD SM_KEY_IMAGE_MONTH = 0x3011;
const WORD SM_KEY_IMAGE_DAY = 0x3012;
const WORD SM_KEY_IMAGE_HOUR = 0x3013;
const WORD SM_KEY_IMAGE_MINUTE = 0x3014;
const WORD SM_KEY_IMAGE_SEC = 0x3015;
const WORD SM_KEY_IMAGE_MILLSEC = 0x3016;
const WORD SM_KEY_IMAGE_XRAYFLAG = 0x3017;
const WORD SM_KEY_IMAGE_LSB = 0x2018;
const WORD SM_KEY_IMAGE_DOSE = 0x2019;
const WORD SM_KEY_IMAGE_PIXELSPACING = 0x201A;
const WORD SM_KEY_IMAGE_PIXELREPRESENTATION = 0x201B;

#define IMAGEINFOBLOCKSIZE 2048 //2k大小预留空间，为添加图像头信息。 RAW图在BLOCK最后创建后大小不能变

typedef struct _IMAGE
{
	_IMAGE() {
		Width = 0;
		Height = 0;
        Bit = 0;
		TopOffset = 0;
		LeftOffset = 0;
		RightOffset = 0;
		BottomOffset = 0;
		ImageTag = 0;
		ImageIndex = 0;
		Year = 0;
		Month = 0;
		Day = 0;
		Hour = 0;
		Minute = 0;
		Second = 0;
		MillonSecond = 0;
		LSB = 0;
		Dose = 0;
        pData = NULL;
        PixelSpacing = 0;
		PixelRepresentation = 0;
	};
	~_IMAGE() {

	};

	unsigned short Width;
	unsigned short Height;
	unsigned short Bit;
	unsigned short TopOffset;
	unsigned short LeftOffset;
	unsigned short RightOffset;
	unsigned short BottomOffset;
	unsigned long  ImageTag;
	unsigned long ImageIndex;
	unsigned short Year;
	BYTE Month;
	BYTE Day;
	BYTE Hour;
	BYTE Minute;
	BYTE Second;
	unsigned short MillonSecond;
	float LSB;
	float Dose;
    char *pData;
    float PixelSpacing;
	int PixelRepresentation; //0:0000H unsigned integer; 1:0001H 2's complement
}IMAGE;

typedef enum eSMCreateResult
{
	SM_CREATE_FAILED = -1,
	SM_CREATE_SUCCESS = 0,
	SM_ALREADYEXIST,
}SMCreateResult;

typedef enum eSMOpenResult
{
	SM_OPEN_FAILED = -1,
	SM_OPEN_SUCCESS = 0 ,
}SMOpenResult;

typedef enum eAccessFlag
{
	SM_NOACCESS,
	SM_READONLY,
	SM_WRITEONLY,
	SM_READWRITE,
}SMAccessFlag;

typedef enum _ShareMemory_Type
{
	SM_TYPE_BLOCK,
	SM_TYPE_CRICLE,
	SM_TYPE_QUEUE,
	SM_TYPE_MAX
}SHAREMEMORYTYPE;

union SHRAREMEMBLOCKID
{
	DWORD dwShareMemBId;
#pragma pack(1)
	struct
	{
		DWORD ShareMemId : 8;
		DWORD ResetCount : 8;
		DWORD BlockId : 16;
	}stShareMemBId;
#pragma pack()
};
#define UnvalidSMBid 0xffffffff
typedef DWORD ShareMemoryBlockID;
typedef PVOID SMClientID;

SHAREMEMORY_CLIENT_C_API int SMCreate(const char * path, int AccessFlags, DWORD size, SMClientID & SMinfo);//create包含open
SHAREMEMORY_CLIENT_C_API bool SMDestroy(const char * path);
SHAREMEMORY_CLIENT_C_API int SMOpen(const char * path, int AccessFlags, SMClientID & SMinfo);
SHAREMEMORY_CLIENT_C_API int SMOpenById(unsigned char &ShareMemId, int AccessFlags, SMClientID & SMinfo);
SHAREMEMORY_CLIENT_C_API bool SMClose(SMClientID SMinfo);
SHAREMEMORY_CLIENT_C_API bool SMLock(SMClientID SMinfo, int timeout);
SHAREMEMORY_CLIENT_C_API bool SMUnLock(SMClientID SMinfo);
SHAREMEMORY_CLIENT_C_API bool SMSetSize(SMClientID SMinfo, DWORD size);
SHAREMEMORY_CLIENT_C_API DWORD SMGetSize(SMClientID SMinfo);
SHAREMEMORY_CLIENT_C_API bool SMWrite(SMClientID SMinfo, LPVOID buff, DWORD size);
SHAREMEMORY_CLIENT_C_API bool SMRead(SMClientID SMinfo, LPVOID buff, DWORD size);
SHAREMEMORY_CLIENT_C_API bool SMSeek(SMClientID SMinfo, DWORD position);
SHAREMEMORY_CLIENT_C_API bool SMWriteEx(SMClientID SMinfo, DWORD position, LPVOID buff, DWORD size);
SHAREMEMORY_CLIENT_C_API bool SMReadEx(SMClientID SMinfo, DWORD position, LPVOID buff, DWORD size);
SHAREMEMORY_CLIENT_C_API bool SMSetSMCCtrl(SMClientID SMinfo, LPVOID buff, DWORD size);
SHAREMEMORY_CLIENT_C_API bool SMGetSMCCtrl(SMClientID SMinfo, LPVOID buff, DWORD size);
SHAREMEMORY_CLIENT_C_API LPVOID SMGetSMCCtrlAddress(SMClientID SMinfo);
SHAREMEMORY_CLIENT_C_API LPVOID SMGetSMDataAddr(SMClientID SMCid, DWORD & DataSize);
SHAREMEMORY_CLIENT_C_API DWORD SMInterLock(SMClientID SMinfo, DWORD timeout);
SHAREMEMORY_CLIENT_C_API bool SMInterUnLock(SMClientID SMinfo);
SHAREMEMORY_CLIENT_C_API DWORD SMInterLockExchange(SMClientID SMinfo, DWORD offset, DWORD timeout);
SHAREMEMORY_CLIENT_C_API bool SMInterUnLockExchange(SMClientID SMinfo, DWORD offset);
SHAREMEMORY_CLIENT_C_API DWORD SMLockSMCCtrl(SMClientID SMinfo, DWORD timeout);
SHAREMEMORY_CLIENT_C_API bool SMUnLockSMCCtrl(SMClientID SMinfo);


SHAREMEMORY_CLIENT_C_API bool ShareMemory_ClientStart(void);
SHAREMEMORY_CLIENT_C_API bool ShareMemory_ClientStop(void);