xref: /reactos/dll/win32/t2embed/main.c (revision 3e1f4074)
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 BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
32 {
33     switch (fdwReason)
34     {
35         case DLL_WINE_PREATTACH:
36             return FALSE;    /* prefer native version */
37         case DLL_PROCESS_ATTACH:
38             DisableThreadLibraryCalls(hinstDLL);
39             break;
40     }
41 
42     return TRUE;
43 }
44 
45 LONG WINAPI TTLoadEmbeddedFont(HANDLE *phFontReference, ULONG ulFlags,
46                                ULONG *pulPrivStatus, ULONG ulPrivs,
47                                ULONG *pulStatus, READEMBEDPROC lpfnReadFromStream,
48                                LPVOID lpvReadStream, LPWSTR szWinFamilyName,
49                                LPSTR szMacFamilyName, TTLOADINFO *pTTLoadInfo)
50 {
51     FIXME("(%p 0x%08x %p 0x%08x %p %p %p %s %s %p) stub\n", phFontReference,
52           ulFlags, pulPrivStatus, ulPrivs, pulStatus, lpfnReadFromStream,
53           lpvReadStream, debugstr_w(szWinFamilyName), szMacFamilyName,
54           pTTLoadInfo);
55 
56     return E_API_NOTIMPL;
57 }
58 
59 LONG WINAPI TTEmbedFont(HDC hDC, ULONG ulFlags, ULONG ulCharSet, ULONG *pulPrivStatus,
60                          ULONG *pulStatus, WRITEEMBEDPROC lpfnWriteToStream, LPVOID lpvWriteStream,
61                          USHORT *pusCharCodeSet, USHORT usCharCodeCount, USHORT usLanguage,
62                          TTEMBEDINFO *pTTEmbedInfo)
63 {
64     FIXME("(%p 0x%08x 0x%08x %p %p %p %p %p %u %u %p) stub\n", hDC,
65           ulFlags, ulCharSet, pulPrivStatus, pulStatus, lpfnWriteToStream,
66           lpvWriteStream, pusCharCodeSet, usCharCodeCount, usLanguage,
67           pTTEmbedInfo);
68 
69     return E_API_NOTIMPL;
70 }
71 
72 LONG WINAPI TTGetEmbeddingType(HDC hDC, ULONG *status)
73 {
74     OUTLINETEXTMETRICW otm;
75     WORD fsType;
76 
77     TRACE("(%p %p)\n", hDC, status);
78 
79     if (!hDC)
80         return E_HDCINVALID;
81 
82     otm.otmSize = sizeof(otm);
83     if (!GetOutlineTextMetricsW(hDC, otm.otmSize, &otm))
84         return E_NOTATRUETYPEFONT;
85 
86     if (!status)
87         return E_PERMISSIONSINVALID;
88 
89     otm.otmfsType = (fsType = otm.otmfsType) & 0xf;
90     if (otm.otmfsType == LICENSE_INSTALLABLE)
91         *status = EMBED_INSTALLABLE;
92     else if (otm.otmfsType & LICENSE_EDITABLE)
93         *status = EMBED_EDITABLE;
94     else if (otm.otmfsType & LICENSE_PREVIEWPRINT)
95         *status = EMBED_PREVIEWPRINT;
96     else if (otm.otmfsType & LICENSE_NOEMBEDDING)
97         *status = EMBED_NOEMBEDDING;
98     else
99     {
100         WARN("unrecognized flags, %#x\n", otm.otmfsType);
101         *status = EMBED_INSTALLABLE;
102     }
103 
104     TRACE("fsType 0x%04x, status %u\n", fsType, *status);
105     return E_NONE;
106 }
107 
108 LONG WINAPI TTIsEmbeddingEnabledForFacename(LPCSTR facename, BOOL *enabled)
109 {
110     static const WCHAR exclusionlistW[] = {'S','o','f','t','w','a','r','e','\\','M','i','c','r','o','s','o','f','t','\\',
111         'S','h','a','r','e','d',' ','T','o','o','l','s','\\','t','2','e','m','b','e','d',0};
112     DWORD index;
113     HKEY hkey;
114     LONG ret;
115 
116     TRACE("(%s %p)\n", debugstr_a(facename), enabled);
117 
118     if (!facename)
119         return E_FACENAMEINVALID;
120 
121     if (!enabled)
122         return E_PBENABLEDINVALID;
123 
124     *enabled = TRUE;
125     if (RegOpenKeyExW(HKEY_LOCAL_MACHINE, exclusionlistW, 0, GENERIC_READ, &hkey))
126         goto out;
127 
128     *enabled = TRUE;
129     ret = ERROR_SUCCESS;
130     index = 0;
131     while (ret != ERROR_NO_MORE_ITEMS)
132     {
133         DWORD name_len, value_len, value, type;
134         CHAR name[LF_FACESIZE];
135 
136         name_len = ARRAY_SIZE(name);
137         value_len = sizeof(value);
138         ret = RegEnumValueA(hkey, index++, name, &name_len, NULL, &type, (BYTE*)&value, &value_len);
139         if (ret || type != REG_DWORD)
140             continue;
141 
142         if (!lstrcmpiA(name, facename))
143         {
144             *enabled = !!value;
145             break;
146         }
147     }
148     RegCloseKey(hkey);
149 
150 out:
151     TRACE("embedding %s for %s\n", *enabled ? "enabled" : "disabled", debugstr_a(facename));
152     return E_NONE;
153 }
154 
155 LONG WINAPI TTIsEmbeddingEnabled(HDC hDC, BOOL *enabled)
156 {
157     OUTLINETEXTMETRICA *otm;
158     LONG ret;
159     UINT len;
160 
161     TRACE("(%p %p)\n", hDC, enabled);
162 
163     if (!hDC)
164         return E_HDCINVALID;
165 
166     len = GetOutlineTextMetricsA(hDC, 0, NULL);
167     if (!len)
168         return E_ERRORACCESSINGFACENAME;
169 
170     otm = HeapAlloc(GetProcessHeap(), 0, len);
171     if (!otm)
172         return E_NOFREEMEMORY;
173 
174     GetOutlineTextMetricsA(hDC, len, otm);
175     ret = TTIsEmbeddingEnabledForFacename((LPCSTR)otm + (ULONG_PTR)otm->otmpFaceName, enabled);
176     HeapFree(GetProcessHeap(), 0, otm);
177     return ret;
178 }
179 
180 LONG WINAPI TTDeleteEmbeddedFont(HANDLE hFontReference, ULONG flags, ULONG *status)
181 {
182     FIXME("(%p 0x%08x %p) stub\n", hFontReference, flags, status);
183     return E_API_NOTIMPL;
184 }
185