mirror of
https://github.com/zhenyan121/Cubed.git
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d62b310a21
* build: add nlohmann/json library * build(deps): add harfbuzz dependency * feat(cmake): add guard to reject macOS builds * feat(font): add HarfBuzz shaping and replace font with unifont * feat(localization): add i18n support with en_US and zh_CN translations Implement Localization class to load JSON translation files. Replace hardcoded strings in UI with translation keys and update sliders/combo buttons to use dynamic text. * feat(localization): detect system locale for language default * feat(settings): add language selection option with restart notification * fix: use vckpg to add freetype on windows
61 lines
1.6 KiB
C++
61 lines
1.6 KiB
C++
#include "Cubed/localization.hpp"
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#include "Cubed/tools/cubed_assert.hpp"
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#include "Cubed/tools/log.hpp"
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#include <fstream>
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#include <nlohmann/json.hpp>
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using json = nlohmann::json;
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namespace fs = std::filesystem;
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namespace Cubed {
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Localization::Localization() {}
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Localization& Localization::instance() {
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static Localization s_instance;
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return s_instance;
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}
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void Localization::load_language(std::string_view language) {
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m_current_lang = language;
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std::string path =
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ASSETS_PATH + std::format("lang/{}.json", m_current_lang);
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std::ifstream file(path);
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if (!file.is_open()) {
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Logger::error("Can't Open File {}", path);
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ASSERT(false);
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return;
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}
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try {
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json j = json::parse(file);
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m_translations.clear();
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j.get_to(m_translations);
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} catch (const json::parse_error& e) {
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Logger::error("JSON syntax error: {}", e.what());
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}
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}
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std::string_view Localization::lookup(const std::string& key) const {
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auto it = m_translations.find(key);
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if (it != m_translations.end()) {
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return it->second;
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}
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Logger::error("Can't find key {} in language {}", key, m_current_lang);
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return key;
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}
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bool Localization::has(const std::string& key) const {
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return m_translations.contains(key);
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}
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void Localization::replace_all(std::string& str, std::string_view from,
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std::string_view to) {
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std::size_t pos = 0;
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while ((pos = str.find(from, pos)) != std::string::npos) {
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str.replace(pos, from.size(), to);
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pos += to.size();
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}
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}
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} // namespace Cubed
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