xref: /reactos/dll/win32/t2embed/main.c (revision 02e84521)
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 
21 #include "config.h"
22 
23 #include <stdarg.h>
24 
25 #include "windef.h"
26 #include "winbase.h"
27 #include "wingdi.h"
28 #include "winreg.h"
29 #include "t2embapi.h"
30 #include "wine/debug.h"
31 
32 WINE_DEFAULT_DEBUG_CHANNEL(t2embed);
33 
34 BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
35 {
36     switch (fdwReason)
37     {
38         case DLL_WINE_PREATTACH:
39             return FALSE;    /* prefer native version */
40         case DLL_PROCESS_ATTACH:
41             DisableThreadLibraryCalls(hinstDLL);
42             break;
43     }
44 
45     return TRUE;
46 }
47 
48 LONG WINAPI TTLoadEmbeddedFont(HANDLE *phFontReference, ULONG ulFlags,
49                                ULONG *pulPrivStatus, ULONG ulPrivs,
50                                ULONG *pulStatus, READEMBEDPROC lpfnReadFromStream,
51                                LPVOID lpvReadStream, LPWSTR szWinFamilyName,
52                                LPSTR szMacFamilyName, TTLOADINFO *pTTLoadInfo)
53 {
54     FIXME("(%p 0x%08x %p 0x%08x %p %p %p %s %s %p) stub\n", phFontReference,
55           ulFlags, pulPrivStatus, ulPrivs, pulStatus, lpfnReadFromStream,
56           lpvReadStream, debugstr_w(szWinFamilyName), szMacFamilyName,
57           pTTLoadInfo);
58 
59     return E_API_NOTIMPL;
60 }
61 
62 LONG WINAPI TTEmbedFont(HDC hDC, ULONG ulFlags, ULONG ulCharSet, ULONG *pulPrivStatus,
63                          ULONG *pulStatus, WRITEEMBEDPROC lpfnWriteToStream, LPVOID lpvWriteStream,
64                          USHORT *pusCharCodeSet, USHORT usCharCodeCount, USHORT usLanguage,
65                          TTEMBEDINFO *pTTEmbedInfo)
66 {
67     FIXME("(%p 0x%08x 0x%08x %p %p %p %p %p %u %u %p) stub\n", hDC,
68           ulFlags, ulCharSet, pulPrivStatus, pulStatus, lpfnWriteToStream,
69           lpvWriteStream, pusCharCodeSet, usCharCodeCount, usLanguage,
70           pTTEmbedInfo);
71 
72     return E_API_NOTIMPL;
73 }
74 
75 LONG WINAPI TTGetEmbeddingType(HDC hDC, ULONG *status)
76 {
77     OUTLINETEXTMETRICW otm;
78     WORD fsType;
79 
80     TRACE("(%p %p)\n", hDC, status);
81 
82     if (!hDC)
83         return E_HDCINVALID;
84 
85     otm.otmSize = sizeof(otm);
86     if (!GetOutlineTextMetricsW(hDC, otm.otmSize, &otm))
87         return E_NOTATRUETYPEFONT;
88 
89     if (!status)
90         return E_PERMISSIONSINVALID;
91 
92     otm.otmfsType = (fsType = otm.otmfsType) & 0xf;
93     if (otm.otmfsType == LICENSE_INSTALLABLE)
94         *status = EMBED_INSTALLABLE;
95     else if (otm.otmfsType & LICENSE_EDITABLE)
96         *status = EMBED_EDITABLE;
97     else if (otm.otmfsType & LICENSE_PREVIEWPRINT)
98         *status = EMBED_PREVIEWPRINT;
99     else if (otm.otmfsType & LICENSE_NOEMBEDDING)
100         *status = EMBED_NOEMBEDDING;
101     else
102     {
103         WARN("unrecognized flags, %#x\n", otm.otmfsType);
104         *status = EMBED_INSTALLABLE;
105     }
106 
107     TRACE("fsType 0x%04x, status %u\n", fsType, *status);
108     return E_NONE;
109 }
110 
111 LONG WINAPI TTIsEmbeddingEnabledForFacename(LPCSTR facename, BOOL *enabled)
112 {
113     static const WCHAR exclusionlistW[] = {'S','o','f','t','w','a','r','e','\\','M','i','c','r','o','s','o','f','t','\\',
114         'S','h','a','r','e','d',' ','T','o','o','l','s','\\','t','2','e','m','b','e','d',0};
115     DWORD index;
116     HKEY hkey;
117     LONG ret;
118 
119     TRACE("(%s %p)\n", debugstr_a(facename), enabled);
120 
121     if (!facename)
122         return E_FACENAMEINVALID;
123 
124     if (!enabled)
125         return E_PBENABLEDINVALID;
126 
127     *enabled = TRUE;
128     if (RegOpenKeyExW(HKEY_LOCAL_MACHINE, exclusionlistW, 0, GENERIC_READ, &hkey))
129         goto out;
130 
131     *enabled = TRUE;
132     ret = ERROR_SUCCESS;
133     index = 0;
134     while (ret != ERROR_NO_MORE_ITEMS)
135     {
136         DWORD name_len, value_len, value, type;
137         CHAR name[LF_FACESIZE];
138 
139         name_len = ARRAY_SIZE(name);
140         value_len = sizeof(value);
141         ret = RegEnumValueA(hkey, index++, name, &name_len, NULL, &type, (BYTE*)&value, &value_len);
142         if (ret || type != REG_DWORD)
143             continue;
144 
145         if (!lstrcmpiA(name, facename))
146         {
147             *enabled = !!value;
148             break;
149         }
150     }
151     RegCloseKey(hkey);
152 
153 out:
154     TRACE("embedding %s for %s\n", *enabled ? "enabled" : "disabled", debugstr_a(facename));
155     return E_NONE;
156 }
157 
158 LONG WINAPI TTIsEmbeddingEnabled(HDC hDC, BOOL *enabled)
159 {
160     OUTLINETEXTMETRICA *otm;
161     LONG ret;
162     UINT len;
163 
164     TRACE("(%p %p)\n", hDC, enabled);
165 
166     if (!hDC)
167         return E_HDCINVALID;
168 
169     len = GetOutlineTextMetricsA(hDC, 0, NULL);
170     if (!len)
171         return E_ERRORACCESSINGFACENAME;
172 
173     otm = HeapAlloc(GetProcessHeap(), 0, len);
174     if (!otm)
175         return E_NOFREEMEMORY;
176 
177     GetOutlineTextMetricsA(hDC, len, otm);
178     ret = TTIsEmbeddingEnabledForFacename((LPCSTR)otm + (ULONG_PTR)otm->otmpFaceName, enabled);
179     HeapFree(GetProcessHeap(), 0, otm);
180     return ret;
181 }
182 
183 LONG WINAPI TTDeleteEmbeddedFont(HANDLE hFontReference, ULONG flags, ULONG *status)
184 {
185     FIXME("(%p 0x%08x %p) stub\n", hFontReference, flags, status);
186     return E_API_NOTIMPL;
187 }
188