settings.hpp

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// Copyright 2023, Shawn Wallace
// SPDX-License-Identifier: BSL-1.0
/*!
 * @file
 * @brief OpenVR IVRSettings interface header.
 * @author Shawn Wallace <yungwallace@live.com>
 * @ingroup drv_steamvr_lh
 */
 
#pragma once
 
#include "openvr_driver.h"
#include "util/u_json.hpp"
 
class Context;
 
class Settings : public vr::IVRSettings
{
private:
        const xrt::auxiliary::util::json::JSONNode steamvr_settings;
        const xrt::auxiliary::util::json::JSONNode driver_defaults;
 
        Context *context;
 
        float analog_gain;
 
public:
        Settings(const std::string &steam_install, const std::string &steamvr_install, Context *context);
 
        const char *
        GetSettingsErrorNameFromEnum(vr::EVRSettingsError eError) override;
 
        void
        SetBool(const char *pchSection,
                const char *pchSettingsKey,
                bool bValue,
                vr::EVRSettingsError *peError = nullptr) override;
        void
        SetInt32(const char *pchSection,
                 const char *pchSettingsKey,
                 int32_t nValue,
                 vr::EVRSettingsError *peError = nullptr) override;
        void
        SetFloat(const char *pchSection,
                 const char *pchSettingsKey,
                 float flValue,
                 vr::EVRSettingsError *peError = nullptr) override;
        void
        SetString(const char *pchSection,
                  const char *pchSettingsKey,
                  const char *pchValue,
                  vr::EVRSettingsError *peError = nullptr) override;
 
        // Users of the system need to provide a proper default in default.vrsettings in the resources/settings/
        // directory of either the runtime or the driver_xxx directory. Otherwise the default will be false, 0, 0.0 or
        // ""
        bool
        GetBool(const char *pchSection, const char *pchSettingsKey, vr::EVRSettingsError *peError = nullptr) override;
        int32_t
        GetInt32(const char *pchSection, const char *pchSettingsKey, vr::EVRSettingsError *peError = nullptr) override;
        float
        GetFloat(const char *pchSection, const char *pchSettingsKey, vr::EVRSettingsError *peError = nullptr) override;
        void
        GetString(const char *pchSection,
                  const char *pchSettingsKey,
                  VR_OUT_STRING() char *pchValue,
                  uint32_t unValueLen,
                  vr::EVRSettingsError *peError = nullptr) override;
 
        void
        RemoveSection(const char *pchSection, vr::EVRSettingsError *peError = nullptr) override;
        void
        RemoveKeyInSection(const char *pchSection,
                           const char *pchSettingsKey,
                           vr::EVRSettingsError *peError = nullptr) override;
};