Method getSnapshots

libraries/lib-vst3/module_win32.cpp:459–505

------------------------------------------------------------------------

//------------------------------------------------------------------------
Module::SnapshotList Module::getSnapshots (const std::string& modulePath)
{
	SnapshotList result;
	auto path = getContentsDirectoryFromModuleExecutablePath (modulePath);
	if (!path)
		return result;

	*path /= "Resources";
	*path /= "Snapshots";

	if (filesystem::exists (*path) == false)
		return result;

	PathList pngList;
	findFilesWithExt (*path, ".png", pngList, false);
	for (auto& png : pngList)
	{
		filesystem::path p (png);
		auto filename = p.filename ().generic_string ();
		auto uid = Snapshot::decodeUID (filename);
		if (!uid)
			continue;
		auto scaleFactor = 1.;
		if (auto decodedScaleFactor = Snapshot::decodeScaleFactor (filename))
			scaleFactor = *decodedScaleFactor;

		Module::Snapshot::ImageDesc desc;
		desc.scaleFactor = scaleFactor;
		desc.path = std::move (png);
		bool found = false;
		for (auto& entry : result)
		{
			if (entry.uid != *uid)
				continue;
			found = true;
			entry.images.emplace_back (std::move (desc));
			break;
		}
		if (found)
			continue;
		Module::Snapshot snapshot;
		snapshot.uid = *uid;
		snapshot.images.emplace_back (std::move (desc));
		result.emplace_back (std::move (snapshot));
	}
	return result;
}

//------------------------------------------------------------------------
} // Hosting