用于EagleEye3.0 规则集漏报和误报测试的示例项目，项目收集于github和gitee
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#pragma once
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#include "utilities-def.h"
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#include <windows.h>
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namespace SOUI
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{
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#define MAX_ALPHABUF 1<<16
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typedef struct tagALPHAINFO
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{
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BITMAP bm;
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LPBYTE lpBuf;
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RECT rc;
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tagALPHAINFO()
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{
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lpBuf=NULL;
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rc.left=rc.top=rc.right=rc.bottom=0;
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}
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} ALPHAINFO,* LPALPHAINFO;
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class UTILITIES_API CGdiAlpha
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{
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private:
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static BYTE s_byAlphaBack[MAX_ALPHABUF];
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static LPBYTE ALPHABACKUP(BITMAP *pBitmap,int x,int y,int cx,int cy);
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//恢复位图的Alpha通道
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static void ALPHARESTORE(BITMAP *pBitmap,int x,int y,int cx,int cy,LPBYTE lpAlpha);
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public:
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static BOOL AlphaBackup(HDC hdc,LPCRECT pRect,ALPHAINFO &alphaInfo);
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static void AlphaRestore(ALPHAINFO &alphaInfo);
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};
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}//namespace SOUI
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