reactos/dll/win32/gdi32/objects/eng.c

   1 /* $Id: stubs.c 28533 2007-08-24 22:44:36Z greatlrd $
   2  *
   3  * reactos/lib/gdi32/misc/eng.c
   4  *
   5  * GDI32.DLL eng part
   6  *
   7  *
   8  */
   9
  10 #include "precomp.h"
  11
  12 /*
  13  * @implemented
  14  */
  15 VOID
  16 WINAPI
  17 EngAcquireSemaphore ( IN HSEMAPHORE hsem )
  18 {
  19     RtlEnterCriticalSection((PRTL_CRITICAL_SECTION)hsem);
  20 }
  21
  22
  23 /*
  24  * @unimplemented
  25  */
  26 BOOL
  27 copy_my_glyphset( FD_GLYPHSET *dst_glyphset , FD_GLYPHSET * src_glyphset, ULONG Size)
  28 {
  29     BOOL retValue = FALSE;
  30
  31     memcpy(src_glyphset, dst_glyphset, Size);
  32     if (src_glyphset->cRuns == 0)
  33     {
  34         retValue = TRUE;
  35     }
  36
  37     /* FIXME copy wrun */
  38     return retValue;
  39 }
  40
  41 /*
  42  * @implemented
  43  */
  44 FD_GLYPHSET*
  45 WINAPI
  46 EngComputeGlyphSet(INT nCodePage,INT nFirstChar,INT cChars)
  47 {
  48     FD_GLYPHSET * ntfd_glyphset;
  49     FD_GLYPHSET * myfd_glyphset = NULL;
  50
  51     ntfd_glyphset = NtGdiEngComputeGlyphSet(nCodePage,nFirstChar,cChars);
  52
  53     if (ntfd_glyphset)
  54     {
  55         if (ntfd_glyphset->cjThis)
  56         {
  57             myfd_glyphset = GlobalAlloc(0,ntfd_glyphset->cjThis);
  58             if (myfd_glyphset)
  59             {
  60                 if (copy_my_glyphset(myfd_glyphset,ntfd_glyphset,ntfd_glyphset->cjThis) == FALSE)
  61                 {
  62                     GlobalFree(myfd_glyphset);
  63                     myfd_glyphset = NULL;
  64                 }
  65             }
  66         }
  67     }
  68     return myfd_glyphset;
  69 }
  70
  71 /*
  72  * @implemented
  73  */
  74 HSEMAPHORE
  75 WINAPI
  76 EngCreateSemaphore ( VOID )
  77 {
  78     PRTL_CRITICAL_SECTION CritSect = RtlAllocateHeap(GetProcessHeap(), 0, sizeof(RTL_CRITICAL_SECTION));
  79     if (!CritSect)
  80     {
  81         return NULL;
  82     }
  83
  84     RtlInitializeCriticalSection( CritSect );
  85     return (HSEMAPHORE)CritSect;
  86 }
  87
  88 /*
  89  * @implemented
  90  */
  91 VOID
  92 WINAPI
  93 EngDeleteSemaphore ( IN HSEMAPHORE hsem )
  94 {
  95     if (hsem)
  96     {
  97         RtlDeleteCriticalSection( (PRTL_CRITICAL_SECTION) hsem );
  98         RtlFreeHeap( GetProcessHeap(), 0, hsem );
  99     }
 100 }
 101
 102 /*
 103  * @implemented
 104  */
 105 PVOID WINAPI
 106 EngFindResource(HANDLE h,
 107                 int iName,
 108                 int iType,
 109                 PULONG pulSize)
 110 {
 111     HRSRC HRSrc;
 112     DWORD Size = 0;
 113     HGLOBAL Hg;
 114     LPVOID Lock = NULL;
 115
 116     if ((HRSrc = FindResourceW( (HMODULE) h, MAKEINTRESOURCEW(iName), MAKEINTRESOURCEW(iType))))
 117     {
 118         if ((Size = SizeofResource( (HMODULE) h, HRSrc )))
 119         {
 120             if ((Hg = LoadResource( (HMODULE) h, HRSrc )))
 121             {
 122                 Lock = LockResource( Hg );
 123             }
 124         }
 125     }
 126
 127     *pulSize = Size;
 128     return (PVOID) Lock;
 129 }
 130
 131 /*
 132  * @implemented
 133  */
 134 VOID WINAPI
 135 EngFreeModule(HANDLE h)
 136 {
 137     FreeLibrary(h);
 138 }
 139
 140 /*
 141  * @implemented
 142  */
 143
 144 VOID WINAPI
 145 EngGetCurrentCodePage( OUT PUSHORT OemCodePage,
 146                        OUT PUSHORT AnsiCodePage)
 147 {
 148     *OemCodePage  = GetOEMCP();
 149     *AnsiCodePage = GetACP();
 150 }
 151
 152
 153 /*
 154  * @implemented
 155  */
 156 LPWSTR WINAPI
 157 EngGetDriverName(HDEV hdev)
 158 {
 159   // DHPDEV from NtGdiGetDhpdev must be from print driver.
 160   PUMPDEV pPDev = (PUMPDEV)NtGdiGetDhpdev(hdev);
 161
 162   if (!pPDev) return NULL;
 163
 164   if (pPDev->Sig != PDEV_UMPD_ID)
 165   {
 166      pPDev = (PUMPDEV)pPDev->Sig;
 167   }
 168   return pPDev->pdi5Info->pDriverPath;
 169 }
 170
 171 /*
 172  * @implemented
 173  */
 174 LPWSTR WINAPI
 175 EngGetPrinterDataFileName(HDEV hdev)
 176 {
 177   PUMPDEV pPDev = (PUMPDEV)NtGdiGetDhpdev(hdev);
 178
 179   if (!pPDev) return NULL;
 180
 181   if (pPDev->Sig != PDEV_UMPD_ID)
 182   {
 183      pPDev = (PUMPDEV)pPDev->Sig;
 184   }
 185   return pPDev->pdi5Info->pDataFile;
 186 }
 187
 188 /*
 189  * @implemented
 190  */
 191 HANDLE WINAPI
 192 EngLoadModule(LPWSTR pwsz)
 193 {
 194    return LoadLibraryExW ( pwsz, NULL, LOAD_LIBRARY_AS_DATAFILE);
 195 }
 196
 197 /*
 198  * @implemented
 199  */
 200 INT WINAPI
 201 EngMultiByteToWideChar(UINT CodePage,
 202                        LPWSTR WideCharString,
 203                        INT BytesInWideCharString,
 204                        LPSTR MultiByteString,
 205                        INT BytesInMultiByteString)
 206 {
 207   return MultiByteToWideChar(CodePage,0,MultiByteString,BytesInMultiByteString,WideCharString,BytesInWideCharString / sizeof(WCHAR));
 208 }
 209
 210 /*
 211  * @implemented
 212  */
 213 VOID WINAPI
 214 EngQueryLocalTime(PENG_TIME_FIELDS etf)
 215 {
 216   SYSTEMTIME SystemTime;
 217   GetLocalTime( &SystemTime );
 218   etf->usYear    = SystemTime.wYear;
 219   etf->usMonth   = SystemTime.wMonth;
 220   etf->usWeekday = SystemTime.wDayOfWeek;
 221   etf->usDay     = SystemTime.wDay;
 222   etf->usHour    = SystemTime.wHour;
 223   etf->usMinute  = SystemTime.wMinute;
 224   etf->usSecond  = SystemTime.wSecond;
 225   etf->usMilliseconds = SystemTime.wMilliseconds;
 226 }
 227
 228 /*
 229  * @implemented
 230  */
 231 VOID
 232 WINAPI
 233 EngReleaseSemaphore ( IN HSEMAPHORE hsem )
 234 {
 235   RtlLeaveCriticalSection( (PRTL_CRITICAL_SECTION) hsem);
 236 }
 237
 238
 239
 240
 241 /*
 242  * @implemented
 243  */
 244 INT
 245 WINAPI
 246 EngWideCharToMultiByte( UINT CodePage,
 247                         LPWSTR WideCharString,
 248                         INT BytesInWideCharString,
 249                         LPSTR MultiByteString,
 250                         INT BytesInMultiByteString)
 251 {
 252   return WideCharToMultiByte(CodePage, 0, WideCharString, (BytesInWideCharString/sizeof(WCHAR)),
 253                              MultiByteString, BytesInMultiByteString, NULL, NULL);
 254 }