124 lines
4.0 KiB
C
124 lines
4.0 KiB
C
#pragma once
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/*
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-----------------------------------------------------------------------------
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File: RageUtil
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Desc: Miscellaneous helper functions.
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Copyright (c) 2001-2002 by the person(s) listed below. All rights reserved.
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Chris Danford
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-----------------------------------------------------------------------------
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*/
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//-----------------------------------------------------------------------------
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// SAFE_ Macros
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//-----------------------------------------------------------------------------
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#define SAFE_DELETE(p) { if(p) { delete (p); (p)=NULL; } }
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#define SAFE_DELETE_ARRAY(p) { if(p) { delete[] (p); (p)=NULL; } }
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#define SAFE_RELEASE(p) { if(p) { (p)->Release(); (p)=NULL; } }
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//-----------------------------------------------------------------------------
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// Other Macros
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//-----------------------------------------------------------------------------
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#define RECTWIDTH(rect) ((rect).right - (rect).left)
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#define RECTHEIGHT(rect) ((rect).bottom - (rect).top)
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inline int RECTCENTERX(RECT rect) { return rect.left + (rect.right-rect.left)/2; }
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inline int RECTCENTERY(RECT rect) { return rect.top + (rect.bottom-rect.top)/2; }
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#ifndef max
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#define max(a,b) (((a) > (b)) ? (a) : (b))
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#endif
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#ifndef min
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#define min(a,b) (((a) < (b)) ? (a) : (b))
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#endif
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#define clamp(val,low,high) ( max( (low), min((val),(high)) ) )
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//-----------------------------------------------------------------------------
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// Misc helper functions
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//-----------------------------------------------------------------------------
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// Simple function for generating random numbers
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inline float randomf( const float low=-1.0f, const float high=1.0f )
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{
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return low + ( high - low ) * ( (FLOAT)rand() ) / RAND_MAX;
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}
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inline int roundf( const float f ) { return (int)((f)+0.5f); };
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inline int roundf( const double f ) { return (int)((f)+0.5); };
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inline float froundf( const float f, const float fRoundInterval )
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{
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return int( (f + fRoundInterval/2)/fRoundInterval ) * fRoundInterval;
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}
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bool IsAnInt( LPCTSTR s );
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float TimeToSeconds( CString sHMS );
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CString ssprintf( LPCTSTR fmt, ...);
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CString vssprintf( LPCTSTR fmt, va_list argList );
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// Splits a Path into 4 parts (Directory, Drive, Filename, Extention). Supports UNC path names.
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// param1: Whether the Supplied Path (PARAM2) contains a directory name only
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// or a file name (Reason: some directories will end with "xxx.xxx"
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// which is like a file name).
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void splitpath(
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const bool UsingDirsOnly,
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const CString &Path,
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CString &Drive,
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CString &Dir,
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CString &FName,
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CString &Ext
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);
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void splitrelpath(
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const CString &Path,
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CString& Dir,
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CString& FName,
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CString& Ext
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);
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// Splits a CString into an CStringArray according the Deliminator.
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void split(
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const CString &Source,
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const CString &Deliminator,
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CStringArray& AddIt,
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const bool bIgnoreEmpty = true
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);
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// Joins a CStringArray to create a CString according the Deliminator.
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CString join(
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const CString &Deliminator,
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const CStringArray& Source
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);
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void GetDirListing( CString sPath, CStringArray &AddTo, bool bOnlyDirs=false, bool bReturnPathToo=false );
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int GetHashForString( CString s );
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int GetHashForFile( CString sPath );
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int GetHashForDirectory( CString sDir ); // a hash value that remains the same as long as nothing in the directory has changed
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bool DoesFileExist( const CString &sPath );
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DWORD GetFileSizeInBytes( const CString &sFilePath );
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int CompareCStringsAsc(const void *arg1, const void *arg2);
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int CompareCStringsDesc(const void *arg1, const void *arg2);
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void SortCStringArray( CStringArray &AddTo, const bool bSortAcsending = true );
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LONG GetRegKey(HKEY key, LPCTSTR subkey, LPTSTR retdata);
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HINSTANCE GotoURL(LPCTSTR url);
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void WriteStringToFile( FILE* file, CString s );
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void ReadStringFromFile( FILE* file, CString& s );
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void WriteIntToFile( FILE* file, int i );
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void ReadIntFromFile( FILE* file, int& i );
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void WriteFloatToFile( FILE* file, float f );
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void ReadFloatFromFile( FILE* file, float& f );
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void WriteUlongToFile( FILE* file, ULONG u );
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void ReadUlongFromFile( FILE* file, ULONG& u );
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