dlls/t2embed/main.c

   1 /*
   2  *
   3  * Copyright 2009 Austin English
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Lesser General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2.1 of the License, or (at your option) any later version.
   9  *
  10  * This library is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * Lesser General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Lesser General Public
  16  * License along with this library; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  18  */
  19
  20 #include <stdarg.h>
  21
  22 #include "windef.h"
  23 #include "winbase.h"
  24 #include "wingdi.h"
  25 #include "winreg.h"
  26 #include "t2embapi.h"
  27 #include "wine/debug.h"
  28
  29 WINE_DEFAULT_DEBUG_CHANNEL(t2embed);
  30
  31 LONG WINAPI TTLoadEmbeddedFont(HANDLE *phFontReference, ULONG ulFlags,
  32                                ULONG *pulPrivStatus, ULONG ulPrivs,
  33                                ULONG *pulStatus, READEMBEDPROC lpfnReadFromStream,
  34                                LPVOID lpvReadStream, LPWSTR szWinFamilyName,
  35                                LPSTR szMacFamilyName, TTLOADINFO *pTTLoadInfo)
  36 {
  37     FIXME("(%p 0x%08x %p 0x%08x %p %p %p %s %s %p) stub\n", phFontReference,
  38           ulFlags, pulPrivStatus, ulPrivs, pulStatus, lpfnReadFromStream,
  39           lpvReadStream, debugstr_w(szWinFamilyName), szMacFamilyName,
  40           pTTLoadInfo);
  41
  42     return E_API_NOTIMPL;
  43 }
  44
  45 LONG WINAPI TTEmbedFont(HDC hDC, ULONG ulFlags, ULONG ulCharSet, ULONG *pulPrivStatus,
  46                          ULONG *pulStatus, WRITEEMBEDPROC lpfnWriteToStream, LPVOID lpvWriteStream,
  47                          USHORT *pusCharCodeSet, USHORT usCharCodeCount, USHORT usLanguage,
  48                          TTEMBEDINFO *pTTEmbedInfo)
  49 {
  50     FIXME("(%p 0x%08x 0x%08x %p %p %p %p %p %u %u %p) stub\n", hDC,
  51           ulFlags, ulCharSet, pulPrivStatus, pulStatus, lpfnWriteToStream,
  52           lpvWriteStream, pusCharCodeSet, usCharCodeCount, usLanguage,
  53           pTTEmbedInfo);
  54
  55     return E_API_NOTIMPL;
  56 }
  57
  58 LONG WINAPI TTGetEmbeddingType(HDC hDC, ULONG *status)
  59 {
  60     OUTLINETEXTMETRICW otm;
  61     WORD fsType;
  62
  63     TRACE("(%p %p)\n", hDC, status);
  64
  65     if (!hDC)
  66         return E_HDCINVALID;
  67
  68     otm.otmSize = sizeof(otm);
  69     if (!GetOutlineTextMetricsW(hDC, otm.otmSize, &otm))
  70         return E_NOTATRUETYPEFONT;
  71
  72     if (!status)
  73         return E_PERMISSIONSINVALID;
  74
  75     otm.otmfsType = (fsType = otm.otmfsType) & 0xf;
  76     if (otm.otmfsType == LICENSE_INSTALLABLE)
  77         *status = EMBED_INSTALLABLE;
  78     else if (otm.otmfsType & LICENSE_EDITABLE)
  79         *status = EMBED_EDITABLE;
  80     else if (otm.otmfsType & LICENSE_PREVIEWPRINT)
  81         *status = EMBED_PREVIEWPRINT;
  82     else if (otm.otmfsType & LICENSE_NOEMBEDDING)
  83         *status = EMBED_NOEMBEDDING;
  84     else
  85     {
  86         WARN("unrecognized flags, %#x\n", otm.otmfsType);
  87         *status = EMBED_INSTALLABLE;
  88     }
  89
  90     TRACE("fsType 0x%04x, status %u\n", fsType, *status);
  91     return E_NONE;
  92 }
  93
  94 LONG WINAPI TTIsEmbeddingEnabledForFacename(LPCSTR facename, BOOL *enabled)
  95 {
  96     DWORD index;
  97     HKEY hkey;
  98     LONG ret;
  99
 100     TRACE("(%s %p)\n", debugstr_a(facename), enabled);
 101
 102     if (!facename)
 103         return E_FACENAMEINVALID;
 104
 105     if (!enabled)
 106         return E_PBENABLEDINVALID;
 107
 108     *enabled = TRUE;
 109     if (RegOpenKeyExW(HKEY_LOCAL_MACHINE, L"Software\\Microsoft\\Shared Tools\\t2embed", 0, GENERIC_READ, &hkey))
 110         goto out;
 111
 112     *enabled = TRUE;
 113     ret = ERROR_SUCCESS;
 114     index = 0;
 115     while (ret != ERROR_NO_MORE_ITEMS)
 116     {
 117         DWORD name_len, value_len, value, type;
 118         CHAR name[LF_FACESIZE];
 119
 120         name_len = ARRAY_SIZE(name);
 121         value_len = sizeof(value);
 122         ret = RegEnumValueA(hkey, index++, name, &name_len, NULL, &type, (BYTE*)&value, &value_len);
 123         if (ret || type != REG_DWORD)
 124             continue;
 125
 126         if (!lstrcmpiA(name, facename))
 127         {
 128             *enabled = !!value;
 129             break;
 130         }
 131     }
 132     RegCloseKey(hkey);
 133
 134 out:
 135     TRACE("embedding %s for %s\n", *enabled ? "enabled" : "disabled", debugstr_a(facename));
 136     return E_NONE;
 137 }
 138
 139 LONG WINAPI TTIsEmbeddingEnabled(HDC hDC, BOOL *enabled)
 140 {
 141     OUTLINETEXTMETRICA *otm;
 142     LONG ret;
 143     UINT len;
 144
 145     TRACE("(%p %p)\n", hDC, enabled);
 146
 147     if (!hDC)
 148         return E_HDCINVALID;
 149
 150     len = GetOutlineTextMetricsA(hDC, 0, NULL);
 151     if (!len)
 152         return E_ERRORACCESSINGFACENAME;
 153
 154     otm = HeapAlloc(GetProcessHeap(), 0, len);
 155     if (!otm)
 156         return E_NOFREEMEMORY;
 157
 158     GetOutlineTextMetricsA(hDC, len, otm);
 159     ret = TTIsEmbeddingEnabledForFacename((LPCSTR)otm + (ULONG_PTR)otm->otmpFaceName, enabled);
 160     HeapFree(GetProcessHeap(), 0, otm);
 161     return ret;
 162 }
 163
 164 LONG WINAPI TTDeleteEmbeddedFont(HANDLE hFontReference, ULONG flags, ULONG *status)
 165 {
 166     FIXME("(%p 0x%08x %p) stub\n", hFontReference, flags, status);
 167     return E_API_NOTIMPL;
 168 }