public byte[] BuildImageRgba(IRichTextBox textBox)
{
var text = textBox.Text;
var layout = textBox.Layout;
var bitmap = new Bitmap(textBox.Size.Width, textBox.Size.Height, PixelFormat.Format32bppRgba);
var graphics = new Graphics(bitmap);
var backgroundColor = text.Style.BackgroundColor;
graphics.Clear(new Color(backgroundColor.R, backgroundColor.G, backgroundColor.B, backgroundColor.A));
foreach (var lspan in layout.LayoutSpans.Concat(layout.ExternalLayoutSpans))
{
if (lspan.EmbeddingImage != null)
{
var etoImage = lspan.EmbeddingImage.ToEto();
graphics.DrawImage(etoImage, lspan.Bounds.MinX, lspan.Bounds.MinY);
}
else
{
var style = lspan.Style;
var rectText = lspan.Text;
var etoFontFamily = fontFamilyCache.GetFontFamily(style.FontFamily);
var etoFont = new Font(etoFontFamily, style.Size, ConvertFontStyle(style.FontDecoration), ConvertFontDecoration(style.FontDecoration));
var etoColor = new Color(style.TextColor.R, style.TextColor.G, style.TextColor.B, style.TextColor.A);
graphics.DrawText(etoFont, etoColor, lspan.Bounds.MinX, lspan.Bounds.MinY, rectText);
}
}
graphics.Flush();
return(FromEtoImage.GetRawData(bitmap));
}
/// <summary>
/// Writes log events to an <see cref="IRichTextBox"/> control, used only for unit-testing purposes.
/// </summary>
/// <param name="sinkConfiguration">Logger sink configuration.</param>
/// <param name="richTextBox">The RichTextBox control to write to.</param>
/// <param name="restrictedToMinimumLevel">The minimum level for
/// events passed through the sink. Ignored when <paramref name="levelSwitch"/> is specified.</param>
/// <param name="outputTemplate">A message template describing the format used to write to the sink.
/// The default is <code>"[{Timestamp:HH:mm:ss} {Level:u3}] {Message:lj}{NewLine}{Exception}"</code>.</param>
/// <param name="formatProvider">Supplies culture-specific formatting information, or null.</param>
/// <param name="levelSwitch">A switch allowing the pass-through minimum level
/// to be changed at runtime.</param>
/// <param name="theme">The theme to apply to the styled output. If not specified,
/// uses <see cref="RichTextBoxConsoleTheme.Literate"/>.</param>
/// <param name="dispatcherPriority">The priority at which messages will be sent to the UI thread when logging from a non-UI thread.</param>
/// <param name="syncRoot">An object that will be used to `lock` (sync) access to the <see cref="IRichTextBox"/> instance. If you specify this, you
/// will have the ability to lock on this object, and guarantee that the RichTextBox sink will not be about to output anything while
/// the lock is held.</param>
/// <returns>Configuration object allowing method chaining.</returns>
/// <exception cref="ArgumentNullException">When <paramref name="sinkConfiguration"/> is <code>null</code></exception>
/// <exception cref="ArgumentNullException">When <paramref name="outputTemplate"/> is <code>null</code></exception>
internal static LoggerConfiguration RichTextBox(
this LoggerSinkConfiguration sinkConfiguration,
IRichTextBox richTextBox,
LogEventLevel restrictedToMinimumLevel = LevelAlias.Minimum,
string outputTemplate = _defaultRichTextBoxOutputTemplate,
IFormatProvider formatProvider = null,
LoggingLevelSwitch levelSwitch = null,
RichTextBoxTheme theme = null,
DispatcherPriority dispatcherPriority = DispatcherPriority.Background,
object syncRoot = null)
{
if (sinkConfiguration is null)
{
throw new ArgumentNullException(nameof(sinkConfiguration));
}
if (outputTemplate is null)
{
throw new ArgumentNullException(nameof(outputTemplate));
}
var appliedTheme = theme ?? RichTextBoxConsoleThemes.Literate;
syncRoot ??= _defaultSyncRoot;
var formatter = new XamlOutputTemplateRenderer(appliedTheme, outputTemplate, formatProvider);
return(sinkConfiguration.Sink(new RichTextBoxSink(richTextBox, formatter, dispatcherPriority, syncRoot),
restrictedToMinimumLevel, levelSwitch));
}
/// <inheritdoc />
public override void CreateContents(IGridPanel gridComposite)
{
gridComposite.GridColumns = 1;
gridComposite.GridRows = 1;
IContentAssistTextBox richTextBox = WidgetFactory.CreateInstance <IContentAssistTextBox>(gridComposite);
gridComposite.AddWidget(richTextBox);
TextBox = richTextBox;
DataBindingOperator.Apply(richTextBox, PRichTextBox.TextProperty, new DataBinding(this, nameof(EditorText)));
}
public RichTextBoxSink(IRichTextBox richTextBox, ITextFormatter formatter, DispatcherPriority dispatcherPriority, object syncRoot)
{
_richTextBox = richTextBox ?? throw new ArgumentNullException(nameof(richTextBox));
_formatter = formatter ?? throw new ArgumentNullException(nameof(formatter));
if (!Enum.IsDefined(typeof(DispatcherPriority), dispatcherPriority))
{
throw new InvalidEnumArgumentException(nameof(dispatcherPriority), (int)dispatcherPriority,
typeof(DispatcherPriority));
}
_dispatcherPriority = dispatcherPriority;
_syncRoot = syncRoot ?? throw new ArgumentNullException(nameof(syncRoot));
_renderAction = Render;
_messageQueue = new ConcurrentQueue <LogEvent>();
_consumerThread = new Thread(new ThreadStart(ProcessMessages))
{
IsBackground = true
};
_consumerThread.Start();
}
public byte[] BuildImageRgba(IRichTextBox textBox)
{
throw new NotImplementedException();
}
