settings-gconf.cpp

来自「celestia源代码」· C++ 代码 · 共 468 行 · 第 1/2 页

	int oldOrbit = app->renderer->getOrbitMask();
	
	/* Reload all the orbits */
	int newOrbit = readGConfOrbits(app->client);

	/* Set orbit flags */
	if (newOrbit != oldOrbit)
		app->renderer->setOrbitMask(newOrbit);
}


/* GCONF CALLBACK: Sets window width upon change */
static void confWinWidth(GConfClient*, guint, GConfEntry* e, AppData* app)
{
	int w = gconf_value_get_int(e->value);

	if (w != getWinWidth(app))
		setSaneWinSize(app, w, getWinHeight(app));
}


/* GCONF CALLBACK: Sets window height upon change */
static void confWinHeight(GConfClient*, guint, GConfEntry* e, AppData* app)
{
	int h = gconf_value_get_int(e->value);

	if (h != getWinHeight(app))
		setSaneWinSize(app, getWinWidth(app), h);
}


/* GCONF CALLBACK: Sets window X position upon change */
static void confWinX(GConfClient*, guint, GConfEntry* e, AppData* app)
{
	int x = gconf_value_get_int(e->value);

	if (x != getWinX(app))
		setSaneWinPosition(app, x, getWinY(app));
}


/* GCONF CALLBACK: Sets window Y position upon change */
static void confWinY(GConfClient*, guint, GConfEntry* e, AppData* app)
{
	int y = gconf_value_get_int(e->value);

	if (y != getWinY(app))
		setSaneWinPosition(app, getWinX(app), y);
}


/* GCONF CALLBACK: Reloads ambient light setting upon change */
static void confAmbientLight(GConfClient*, guint, GConfEntry* e, AppData* app)
{
	float value = gconf_value_get_float(e->value);
	
	/* Comparing floats is tricky. Three decimal places is "close enough." */
	if (abs(value - app->renderer->getAmbientLightLevel()) < 0.001)
		return;
	
	setSaneAmbientLight(app, value);
}


/* GCONF CALLBACK: Reloads visual magnitude setting upon change */
static void confVisualMagnitude(GConfClient*, guint, GConfEntry* e, AppData* app)
{
	float value = gconf_value_get_float(e->value);
	
	if (abs(value - app->simulation->getFaintestVisible()) < 0.001)
		return;
	
	setSaneVisualMagnitude(app, value);
}


/* GCONF CALLBACK: Reloads galaxy light gain setting upon change */
static void confGalaxyLightGain(GConfClient*, guint, GConfEntry* e, AppData*)
{
	float value = gconf_value_get_float(e->value);
	
	if (abs(value - Galaxy::getLightGain()) < 0.001)
		return;
	
	setSaneGalaxyLightGain(value);
}


/* GCONF CALLBACK: Sets "show local time" setting upon change */
static void confShowLocalTime(GConfClient*, guint, GConfEntry* e, AppData* app)
{
	gboolean value = gconf_value_get_bool(e->value);
	
	if (value == app->showLocalTime)
		return;

	app->showLocalTime = value;
	updateTimeZone(app, app->showLocalTime);
}


/* GCONF CALLBACK: Sets HUD detail when changed */
static void confVerbosity(GConfClient*, guint, GConfEntry* e, AppData* app)
{
	int value = gconf_value_get_int(e->value);
	
	if (value == app->core->getHudDetail())
		return;
	
	setSaneVerbosity(app, value);
}


/* GCONF CALLBACK: Sets window to fullscreen when change occurs */
static void confFullScreen(GConfClient*, guint, GConfEntry* e, AppData* app)
{
	gboolean value = gconf_value_get_bool(e->value);
	
	/* There is no way to determine if the window is actually full screen */
	if (value == app->fullScreen)
		return;
	
	/* The Action handler for full-screen toggles for us, so we set it opposite
	 * of what is wanted, and... */
	app->fullScreen = !value;
	
	/* ... tickle it. */
	gtk_toggle_action_set_active(GTK_TOGGLE_ACTION(gtk_action_group_get_action(app->agMain, "FullScreen")), value);
}


/* GCONF CALLBACK: Sets star style when changed */
static void confStarStyle(GConfClient*, guint, GConfEntry* e, AppData* app)
{
	int value = gconf_value_get_int(e->value);
	
	if (value == app->renderer->getStarStyle())
		return;
	
	setSaneStarStyle(app, (Renderer::StarStyle)value);
}


/* GCONF CALLBACK: Sets alternate surface texture when changed */
static void confAltSurfaceName(GConfClient*, guint, GConfEntry* e, AppData* app)
{
	const char* value = gconf_value_get_string(e->value);
	
	if (string(value) == app->simulation->getActiveObserver()->getDisplayedSurface())
		return;
	
	setSaneAltSurface(app, (char*)value);
}


/* HELPER: Reads in GConf->Render preferences and returns as int mask */
static int readGConfRender(GConfClient* client)
{
	int rf = Renderer::ShowNothing;
	rf |= Renderer::ShowStars * gconf_client_get_bool(client, "/apps/celestia/render/stars",  NULL);
	rf |= Renderer::ShowPlanets * gconf_client_get_bool(client, "/apps/celestia/render/planets",  NULL);
	rf |= Renderer::ShowGalaxies * gconf_client_get_bool(client, "/apps/celestia/render/galaxies",  NULL);
	rf |= Renderer::ShowDiagrams * gconf_client_get_bool(client, "/apps/celestia/render/diagrams",  NULL);
	rf |= Renderer::ShowCloudMaps * gconf_client_get_bool(client, "/apps/celestia/render/cloudMaps",  NULL);
	rf |= Renderer::ShowOrbits * gconf_client_get_bool(client, "/apps/celestia/render/orbits",  NULL);
	rf |= Renderer::ShowCelestialSphere * gconf_client_get_bool(client, "/apps/celestia/render/celestialSphere",  NULL);
	rf |= Renderer::ShowNightMaps * gconf_client_get_bool(client, "/apps/celestia/render/nightMaps",  NULL);
	rf |= Renderer::ShowAtmospheres * gconf_client_get_bool(client, "/apps/celestia/render/atmospheres",  NULL);
	rf |= Renderer::ShowSmoothLines * gconf_client_get_bool(client, "/apps/celestia/render/smoothLines",  NULL);
	rf |= Renderer::ShowEclipseShadows * gconf_client_get_bool(client, "/apps/celestia/render/eclipseShadows",  NULL);
	rf |= Renderer::ShowRingShadows * gconf_client_get_bool(client, "/apps/celestia/render/ringShadows",  NULL);
	rf |= Renderer::ShowBoundaries * gconf_client_get_bool(client, "/apps/celestia/render/boundaries",  NULL);
	rf |= Renderer::ShowAutoMag * gconf_client_get_bool(client, "/apps/celestia/render/autoMag",  NULL);
	rf |= Renderer::ShowCometTails * gconf_client_get_bool(client, "/apps/celestia/render/cometTails",  NULL);
	rf |= Renderer::ShowMarkers * gconf_client_get_bool(client, "/apps/celestia/render/markers",  NULL);
	rf |= Renderer::ShowPartialTrajectories * gconf_client_get_bool(client, "/apps/celestia/render/partialTrajectories",  NULL);
	rf |= Renderer::ShowNebulae * gconf_client_get_bool(client, "/apps/celestia/render/nebulae",  NULL);
	rf |= Renderer::ShowOpenClusters * gconf_client_get_bool(client, "/apps/celestia/render/openClusters",  NULL);
	
	return rf;
}


/* HELPER: Reads in GConf->Orbits preferences and returns as int mask */
static int readGConfOrbits(GConfClient* client)
{
	int om = 0;
	om |= Body::Planet * gconf_client_get_bool(client, "/apps/celestia/orbits/planet",  NULL);
	om |= Body::Moon * gconf_client_get_bool(client, "/apps/celestia/orbits/moon",  NULL);
	om |= Body::Asteroid * gconf_client_get_bool(client, "/apps/celestia/orbits/asteroid",  NULL);
	om |= Body::Comet * gconf_client_get_bool(client, "/apps/celestia/orbits/comet",  NULL);
	om |= Body::Spacecraft * gconf_client_get_bool(client, "/apps/celestia/orbits/spacecraft",  NULL);
	om |= Body::Invisible * gconf_client_get_bool(client, "/apps/celestia/orbits/invisible",  NULL);
	om |= Body::Unknown * gconf_client_get_bool(client, "/apps/celestia/orbits/unknown",  NULL);
	
	return om;
}


/* HELPER: Reads in GConf->Labels preferences and returns as int mask */
static int readGConfLabels(GConfClient* client)
{
	int lm = Renderer::NoLabels;
	lm |= Renderer::StarLabels  * gconf_client_get_bool(client, "/apps/celestia/labels/star", NULL);
	lm |= Renderer::PlanetLabels  * gconf_client_get_bool(client, "/apps/celestia/labels/planet", NULL);
	lm |= Renderer::MoonLabels  * gconf_client_get_bool(client, "/apps/celestia/labels/moon", NULL);
	lm |= Renderer::ConstellationLabels  * gconf_client_get_bool(client, "/apps/celestia/labels/constellation", NULL);
	lm |= Renderer::GalaxyLabels  * gconf_client_get_bool(client, "/apps/celestia/labels/galaxy", NULL);
	lm |= Renderer::AsteroidLabels  * gconf_client_get_bool(client, "/apps/celestia/labels/asteroid", NULL);
	lm |= Renderer::SpacecraftLabels  * gconf_client_get_bool(client, "/apps/celestia/labels/spacecraft", NULL);
	lm |= Renderer::LocationLabels  * gconf_client_get_bool(client, "/apps/celestia/labels/location", NULL);
	lm |= Renderer::CometLabels  * gconf_client_get_bool(client, "/apps/celestia/labels/comet", NULL);
	lm |= Renderer::NebulaLabels  * gconf_client_get_bool(client, "/apps/celestia/labels/nebula", NULL);
	lm |= Renderer::OpenClusterLabels  * gconf_client_get_bool(client, "/apps/celestia/labels/openCluster", NULL);
	lm |= Renderer::I18nConstellationLabels  * gconf_client_get_bool(client, "/apps/celestia/labels/i18n", NULL);
	
	return lm;
}


/* HELPER: Sets one of the flags according to provided type, key, and value */
static void gcSetFlag(int type, const char* name, gboolean value, GConfClient* client)
{
	gchar key[60];
	switch (type)
	{
		case Render: sprintf(key, "%s%s", "/apps/celestia/render/", name); break;
		case Orbit: sprintf(key, "%s%s", "/apps/celestia/orbits/", name); break;
		case Label: sprintf(key, "%s%s", "/apps/celestia/labels/", name); break;
	}
	
	gconf_client_set_bool(client, key, value, NULL);
}