61 lines
1.8 KiB
C++
61 lines
1.8 KiB
C++
/*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at https://mozilla.org/MPL/2.0/.
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*/
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#include "Host/SystemFontResolver.hpp"
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#include "Base/Logger.hpp"
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#include <fontconfig/fontconfig.h>
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namespace OpenVulkano
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{
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std::string SystemFontResolver::GetSystemFontPath(const std::string& fontName)
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{
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// fontName -> fontPath
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static std::map<std::string, std::string> fontFilesMapping = ReadSystemFonts();
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auto it = fontFilesMapping.find(fontName);
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if (it != fontFilesMapping.end())
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{
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return it->second;
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}
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return "";
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}
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std::map<std::string, std::string> SystemFontResolver::ReadSystemFonts()
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{
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FcConfig* config = FcInitLoadConfigAndFonts();
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FcPattern* pat = FcPatternCreate();
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FcObjectSet* os = FcObjectSetBuild(FC_FAMILY, FC_STYLE, FC_LANG, FC_FILE, NULL);
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FcFontSet* fs = FcFontList(config, pat, os);
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if (!fs)
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{
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Logger::DATA->warn("Could not get system fonts");
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FcFontSetDestroy(fs);
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FcObjectSetDestroy(os);
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FcPatternDestroy(pat);
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return {};
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}
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std::map<std::string, std::string> fontFilesMapping;
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for (int i = 0; i < fs->nfont; ++i)
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{
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FcPattern* font = fs->fonts[i];
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FcChar8* file, *style, *family;
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if (FcPatternGetString(font, FC_FILE, 0, &file) == FcResultMatch &&
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FcPatternGetString(font, FC_FAMILY, 0, &family) == FcResultMatch &&
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FcPatternGetString(font, FC_STYLE, 0, &style) == FcResultMatch)
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{
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fontFilesMapping[std::string(reinterpret_cast<char*>(family)) + " " +
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std::string(reinterpret_cast<char*>(style))]
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= std::string(reinterpret_cast<char*>(file));
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}
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}
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FcFontSetDestroy(fs);
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FcObjectSetDestroy(os);
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FcPatternDestroy(pat);
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FcConfigDestroy(config);
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return fontFilesMapping;
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}
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}
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