private string resourceToFilePath(string resourcePath)
{
return(_installedFonts.GetOrAdd(resourcePath, _ =>
{
string filePath = _resources.FindFilePath(resourcePath);
if (filePath != null && _device.FileSystem.FileExists(filePath))
{
return filePath;
}
var resource = _resources.LoadResource(resourcePath);
if (resource == null)
{
throw new NullReferenceException(string.Format("Failed to find font in path: {0}", resourcePath));
}
filePath = Path.Combine(_device.FileSystem.StorageFolder, Path.GetFileName(resourcePath));
if (_device.FileSystem.FileExists(filePath))
{
_device.FileSystem.Delete(filePath);
}
using (Stream fileStream = _device.FileSystem.Create(filePath))
using (resource.Stream)
{
resource.Stream.CopyTo(fileStream);
}
return filePath;
}));
}
