68 lines
1.4 KiB
C++
68 lines
1.4 KiB
C++
#pragma once
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#include "CommonDef.h"
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class CUtility
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{
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public:
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template<size_t size>
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static void CopyCharArrayS(TCHAR (&szDestArray)[size], const TCHAR* srcData)
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{
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size_t nMaxLen = __min(size-1, _tcslen(srcData));
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CopyMemory(szDestArray, srcData, nMaxLen * sizeof(TCHAR));
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szDestArray[nMaxLen] = _T('\0');
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}
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template<size_t size>
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static void GetDateTimeDesc(TCHAR (&szDestArray)[size], LPCTSTR szFormat = "%Y-%m-%d %H:%M:%S")
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{
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time_t szClock;
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time(&szClock);
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struct tm *curTime = localtime(&szClock);
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_tcsftime(szDestArray, size-1, szFormat, curTime);
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szDestArray[size-1] = _T('\0');
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}
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// 根据当前位置以及移动步长、方向，计算下个位置坐标
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static void NewPosition(INT_PTR& nX,INT_PTR& nY,INT_PTR nDir,INT_PTR nSpeed)
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{
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switch(nDir)
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{
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case DIR_UP:
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nY = nY - nSpeed;
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break;
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case DIR_UP_LEFT:
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nY = nY - nSpeed;
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nX = nX - nSpeed;
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break;
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case DIR_UP_RIGHT:
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nY = nY - nSpeed;
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nX = nX + nSpeed;
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break;
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case DIR_DOWN:
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nY = nY + nSpeed;
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break;
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case DIR_DOWN_LEFT:
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nY = nY + nSpeed;
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nX = nX - nSpeed;
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break;
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case DIR_DOWN_RIGHT:
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nY = nY + nSpeed;
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nX = nX + nSpeed;
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break;
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case DIR_RIGHT:
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nX = nX + nSpeed;
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break;
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case DIR_LEFT:
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nX = nX - nSpeed;
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break;
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default:
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break;
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}
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}
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//获取方向
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static int GetDir(int nSourceX, int nSourceY, int nTargetX, int nTargetY);
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};
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