1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
|
/*
==============================================================================
This file is part of the JUCE library.
Copyright (c) 2022 - Raw Material Software Limited
JUCE is an open source library subject to commercial or open-source
licensing.
By using JUCE, you agree to the terms of both the JUCE 7 End-User License
Agreement and JUCE Privacy Policy.
End User License Agreement: www.juce.com/juce-7-licence
Privacy Policy: www.juce.com/juce-privacy-policy
Or: You may also use this code under the terms of the GPL v3 (see
www.gnu.org/licenses).
JUCE IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL WARRANTIES, WHETHER
EXPRESSED OR IMPLIED, INCLUDING MERCHANTABILITY AND FITNESS FOR PURPOSE, ARE
DISCLAIMED.
==============================================================================
*/
namespace juce
{
static std::unique_ptr<XmlElement> findFontsConfFile()
{
static const char* pathsToSearch[] = { "/etc/fonts/fonts.conf",
"/usr/share/fonts/fonts.conf",
"/usr/local/etc/fonts/fonts.conf",
"/usr/share/defaults/fonts/fonts.conf" };
for (auto* path : pathsToSearch)
if (auto xml = parseXML (File (path)))
return xml;
return {};
}
StringArray FTTypefaceList::getDefaultFontDirectories()
{
StringArray fontDirs;
fontDirs.addTokens (String (CharPointer_UTF8 (getenv ("JUCE_FONT_PATH"))), ";,", "");
fontDirs.removeEmptyStrings (true);
if (fontDirs.isEmpty())
{
if (auto fontsInfo = findFontsConfFile())
{
for (auto* e : fontsInfo->getChildWithTagNameIterator ("dir"))
{
auto fontPath = e->getAllSubText().trim();
if (fontPath.isNotEmpty())
{
if (e->getStringAttribute ("prefix") == "xdg")
{
auto xdgDataHome = SystemStats::getEnvironmentVariable ("XDG_DATA_HOME", {});
if (xdgDataHome.trimStart().isEmpty())
xdgDataHome = "~/.local/share";
fontPath = File (xdgDataHome).getChildFile (fontPath).getFullPathName();
}
fontDirs.add (fontPath);
}
}
}
}
if (fontDirs.isEmpty())
fontDirs.add ("/usr/X11R6/lib/X11/fonts");
fontDirs.removeDuplicates (false);
return fontDirs;
}
Typeface::Ptr Typeface::createSystemTypefaceFor (const Font& font)
{
return new FreeTypeTypeface (font);
}
Typeface::Ptr Typeface::createSystemTypefaceFor (const void* data, size_t dataSize)
{
return new FreeTypeTypeface (data, dataSize);
}
void Typeface::scanFolderForFonts (const File& folder)
{
FTTypefaceList::getInstance()->scanFontPaths (StringArray (folder.getFullPathName()));
}
StringArray Font::findAllTypefaceNames()
{
return FTTypefaceList::getInstance()->findAllFamilyNames();
}
StringArray Font::findAllTypefaceStyles (const String& family)
{
return FTTypefaceList::getInstance()->findAllTypefaceStyles (family);
}
bool TextLayout::createNativeLayout (const AttributedString&)
{
return false;
}
//==============================================================================
struct DefaultFontInfo
{
DefaultFontInfo()
: defaultSans (getDefaultSansSerifFontName()),
defaultSerif (getDefaultSerifFontName()),
defaultFixed (getDefaultMonospacedFontName())
{
}
String getRealFontName (const String& faceName) const
{
if (faceName == Font::getDefaultSansSerifFontName()) return defaultSans;
if (faceName == Font::getDefaultSerifFontName()) return defaultSerif;
if (faceName == Font::getDefaultMonospacedFontName()) return defaultFixed;
return faceName;
}
String defaultSans, defaultSerif, defaultFixed;
private:
template <typename Range>
static String pickBestFont (const StringArray& names, Range&& choicesArray)
{
for (auto& choice : choicesArray)
if (names.contains (choice, true))
return choice;
for (auto& choice : choicesArray)
for (auto& name : names)
if (name.startsWithIgnoreCase (choice))
return name;
for (auto& choice : choicesArray)
for (auto& name : names)
if (name.containsIgnoreCase (choice))
return name;
return names[0];
}
static String getDefaultSansSerifFontName()
{
StringArray allFonts;
FTTypefaceList::getInstance()->getSansSerifNames (allFonts);
static constexpr const char* targets[] { "Verdana",
"Bitstream Vera Sans",
"Luxi Sans",
"Liberation Sans",
"DejaVu Sans",
"Sans" };
return pickBestFont (allFonts, targets);
}
static String getDefaultSerifFontName()
{
StringArray allFonts;
FTTypefaceList::getInstance()->getSerifNames (allFonts);
static constexpr const char* targets[] { "Bitstream Vera Serif",
"Times",
"Nimbus Roman",
"Liberation Serif",
"DejaVu Serif",
"Serif" };
return pickBestFont (allFonts, targets);
}
static String getDefaultMonospacedFontName()
{
StringArray allFonts;
FTTypefaceList::getInstance()->getMonospacedNames (allFonts);
static constexpr const char* targets[] { "DejaVu Sans Mono",
"Bitstream Vera Sans Mono",
"Sans Mono",
"Liberation Mono",
"Courier",
"DejaVu Mono",
"Mono" };
return pickBestFont (allFonts, targets);
}
JUCE_DECLARE_NON_COPYABLE (DefaultFontInfo)
};
Typeface::Ptr Font::getDefaultTypefaceForFont (const Font& font)
{
static const DefaultFontInfo defaultInfo;
Font f (font);
const auto name = font.getTypefaceName();
const auto realName = defaultInfo.getRealFontName (name);
f.setTypefaceName (realName);
const auto styles = findAllTypefaceStyles (realName);
if (! styles.contains (font.getTypefaceStyle()))
f.setTypefaceStyle (styles[0]);
return Typeface::createSystemTypefaceFor (f);
}
} // namespace juce
|
