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/*
==============================================================================
This file is part of the JUCE library.
Copyright (c) 2015 - ROLI Ltd.
Permission is granted to use this software under the terms of either:
a) the GPL v2 (or any later version)
b) the Affero GPL v3
Details of these licenses can be found at: www.gnu.org/licenses
JUCE is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
A PARTICULAR PURPOSE. See the GNU General Public License for more details.
------------------------------------------------------------------------------
To release a closed-source product which uses JUCE, commercial licenses are
available: visit www.juce.com for more information.
==============================================================================
*/
StringArray FTTypefaceList::getDefaultFontDirectories()
{
StringArray fontDirs;
fontDirs.addTokens (String (CharPointer_UTF8 (getenv ("JUCE_FONT_PATH"))), ";,", "");
fontDirs.removeEmptyStrings (true);
if (fontDirs.size() == 0)
{
const ScopedPointer<XmlElement> fontsInfo (XmlDocument::parse (File ("/etc/fonts/fonts.conf")));
if (fontsInfo != nullptr)
{
forEachXmlChildElementWithTagName (*fontsInfo, e, "dir")
{
String fontPath (e->getAllSubText().trim());
if (fontPath.isNotEmpty())
{
if (e->getStringAttribute ("prefix") == "xdg")
{
String xdgDataHome (SystemStats::getEnvironmentVariable ("XDG_DATA_HOME", String()));
if (xdgDataHome.trimStart().isEmpty())
xdgDataHome = "~/.local/share";
fontPath = File (xdgDataHome).getChildFile (fontPath).getFullPathName();
}
fontDirs.add (fontPath);
}
}
}
}
if (fontDirs.size() == 0)
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 DefaultFontNames
{
DefaultFontNames()
: 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:
static String pickBestFont (const StringArray& names, const char* const* choicesArray)
{
const StringArray choices (choicesArray);
for (int j = 0; j < choices.size(); ++j)
if (names.contains (choices[j], true))
return choices[j];
for (int j = 0; j < choices.size(); ++j)
for (int i = 0; i < names.size(); ++i)
if (names[i].startsWithIgnoreCase (choices[j]))
return names[i];
for (int j = 0; j < choices.size(); ++j)
for (int i = 0; i < names.size(); ++i)
if (names[i].containsIgnoreCase (choices[j]))
return names[i];
return names[0];
}
static String getDefaultSansSerifFontName()
{
StringArray allFonts;
FTTypefaceList::getInstance()->getSansSerifNames (allFonts);
static const char* targets[] = { "Verdana", "Bitstream Vera Sans", "Luxi Sans",
"Liberation Sans", "DejaVu Sans", "Sans", nullptr };
return pickBestFont (allFonts, targets);
}
static String getDefaultSerifFontName()
{
StringArray allFonts;
FTTypefaceList::getInstance()->getSerifNames (allFonts);
static const char* targets[] = { "Bitstream Vera Serif", "Times", "Nimbus Roman",
"Liberation Serif", "DejaVu Serif", "Serif", nullptr };
return pickBestFont (allFonts, targets);
}
static String getDefaultMonospacedFontName()
{
StringArray allFonts;
FTTypefaceList::getInstance()->getMonospacedNames (allFonts);
static const char* targets[] = { "DejaVu Sans Mono", "Bitstream Vera Sans Mono", "Sans Mono",
"Liberation Mono", "Courier", "DejaVu Mono", "Mono", nullptr };
return pickBestFont (allFonts, targets);
}
JUCE_DECLARE_NON_COPYABLE (DefaultFontNames)
};
Typeface::Ptr Font::getDefaultTypefaceForFont (const Font& font)
{
static DefaultFontNames defaultNames;
Font f (font);
f.setTypefaceName (defaultNames.getRealFontName (font.getTypefaceName()));
return Typeface::createSystemTypefaceFor (f);
}
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