GlobalSettings.cc

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#include "GlobalSettings.hh"
#include "SettingsConfig.hh"
#include "GlobalCommandController.hh"
#include "strCat.hh"
#include "view.hh"
#include "xrange.hh"
#include "build-info.hh"
#include <memory>
#include <SDL.h>
 
namespace openmsx {
 
GlobalSettings::GlobalSettings(GlobalCommandController& commandController_)
        : commandController(commandController_)
        , pauseSetting(commandController, "pause",
               "pauses the emulation", false, Setting::DONT_SAVE)
        , powerSetting(commandController, "power",
                "turn power on/off", false, Setting::DONT_SAVE)
        , autoSaveSetting(commandController, "save_settings_on_exit",
                "automatically save settings when openMSX exits", true)
        , umrCallBackSetting(commandController, "umr_callback",
                "Tcl proc to call when an UMR is detected", {})
        , invalidPsgDirectionsSetting(commandController,
                "invalid_psg_directions_callback",
                "Tcl proc called when the MSX program has set invalid PSG port directions",
                "default_invalid_psg_directions_callback")
        , invalidPpiModeSetting(commandController,
                "invalid_ppi_mode_callback",
                "Tcl proc called when the MSX program has set an invalid PPI mode",
                "default_invalid_ppi_mode_callback")
        , resampleSetting(commandController, "resampler", "Resample algorithm",
#if PLATFORM_DINGUX
                // For Dingux, LQ is good compromise between quality and performance
                ResampledSoundDevice::RESAMPLE_LQ,
#elif PLATFORM_ANDROID
                // For Android, BLIP is good compromise between quality and performance
                ResampledSoundDevice::RESAMPLE_BLIP,
#else
                // For other platforms, default setting may be changed in future
                ResampledSoundDevice::RESAMPLE_BLIP,
#endif
                EnumSetting<ResampledSoundDevice::ResampleType>::Map{
                        {"hq",   ResampledSoundDevice::RESAMPLE_HQ},
                        {"fast", ResampledSoundDevice::RESAMPLE_LQ},
                        {"blip", ResampledSoundDevice::RESAMPLE_BLIP}})
        , speedManager(commandController)
        , throttleManager(commandController)
{
        deadZoneSettings = to_vector(
                view::transform(xrange(SDL_NumJoysticks()), [&](auto i) {
                        return std::make_unique<IntegerSetting>(
                                commandController,
                                tmpStrCat("joystick", i + 1, "_deadzone"),
                                "size (as a percentage) of the dead center zone",
                                25, 0, 100);
                }));
        getPowerSetting().attach(*this);
}
 
GlobalSettings::~GlobalSettings()
{
        getPowerSetting().detach(*this);
        commandController.getSettingsConfig().setSaveSettings(
                autoSaveSetting.getBoolean());
}
 
// Observer<Setting>
void GlobalSettings::update(const Setting& setting) noexcept
{
        if (&setting == &getPowerSetting()) { // either on or off
                // automatically unpause after a power off/on cycle
                // this solved a bug, but apart from that this behaviour also
                // makes more sense
                try {
                        getPauseSetting().setBoolean(false);
                } catch(...) {
                        // Ignore. E.g. can trigger when a Tcl trace on the
                        // pause setting triggers errors in the Tcl script.
                }
        }
}
 
} // namespace openmsx