private void UpdateCodeWindows(int newStart)
{
var cursorPos = GetCursorPos(this.codeDisplay.Text, newStart);
byte[] codeBytes = new byte[CSharpOrNot.Width * CSharpOrNot.Height];
CSharpOrNot.RenderTextBlockToGreyscaleBytes(this.code, cursorPos, CSharpOrNot.Size, codeBytes);
this.codeWindow.Text = string.Join(Environment.NewLine,
codeBytes.Select(b => b == 255 ? ' ' : (char)b)
.Batch(CSharpOrNot.Width)
.Select(line => new string(line.ToArray())));
BitmapTools.ToBitmap(codeBytes, this.renderTarget);
BitmapTools.Upscale(this.renderTarget, this.output);
this.codeImage.Source?.Dispose();
this.output.Save("code.png", ImageFormat.Png);
this.codeImage.Source = new Avalonia.Media.Imaging.Bitmap("code.png");
ndarray @in = GreyscaleImageBytesToNumPy(codeBytes, imageCount: 1,
width: CSharpOrNot.Width, height: CSharpOrNot.Height);
var prediction = this.model.predict(@in);
int extensionIndex = (int)prediction.argmax();
string extension = IncludeExtensions[extensionIndex].Substring(1);
bool csharp = extension == "cs";
this.language.Text = csharp ? "C#" : $"Not C#! ({extension}?)";
this.languageBox.Background = csharp ? Brushes.Green : Brushes.Red;
}
public CSharpOrNotWindow()
{
this.InitializeComponent();
#if DEBUG
this.AttachDevTools();
#endif
this.codeDisplay = this.Get <TextBox>("CodeDisplay");
this.codeDisplay.PropertyChanged += this.CodeDisplayOnPropertyChanged;
this.codeWindow = this.Get <TextBlock>("CodeWindow");
this.language = this.Get <TextBlock>("Language");
this.languageBox = this.Get <ContentControl>("LanguageBox");
this.codeImage = this.Get <Image>("CodeImage");
this.openFileButton = this.Get <Button>("OpenFileButton");
BitmapTools.SetGreyscalePalette(this.renderTarget);
BitmapTools.SetGreyscalePalette(this.output);
GradientSetup.EnsureInitialized();
this.model = CreateModel(classCount: IncludeExtensions.Length);
this.model.build(new TensorShape(null, CSharpOrNot.Height, CSharpOrNot.Width, 1));
this.LoadWeights();
}