settings.hpp

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#pragma once
 
#include <mapbox/compatibility/value.hpp>
 
#include <memory>
 
namespace mbgl {
namespace platform {
 
#define DECLARE_MAPBOX_SETTING(name, value) constexpr const char* name = "mapbox_" #value
 
// The value for EXPERIMENTAL_THREAD_PRIORITY_* keys, must be a double.
DECLARE_MAPBOX_SETTING(EXPERIMENTAL_THREAD_PRIORITY_WORKER, thread_priority_worker);
DECLARE_MAPBOX_SETTING(EXPERIMENTAL_THREAD_PRIORITY_FILE, thread_priority_file);
DECLARE_MAPBOX_SETTING(EXPERIMENTAL_THREAD_PRIORITY_NETWORK, thread_priority_network);
DECLARE_MAPBOX_SETTING(EXPERIMENTAL_THREAD_PRIORITY_DATABASE, thread_priority_database);
 
class Settings final {
public:
    static Settings& getInstance() noexcept;
 
    void set(const std::string& key, mapbox::base::Value value) noexcept;
 
    void set(const mapbox::base::ValueObject& values) noexcept;
 
    mapbox::base::Value get(const std::string& key) const noexcept;
 
    mapbox::base::ValueObject get(const std::vector<std::string>& keys) const noexcept;
 
private:
    Settings();
 
private:
    class Impl;
    std::unique_ptr<Impl> impl;
};
 
} // namespace platform
} // namespace mbgl