private void CreateVisual(CaretAdornmentData nodeData, int caretLineOffset, int caretOffset, IUserIdentity userIdentity)
{
if (View.IsClosed)
{
return;
}
if (RepoDocument != null && nodeData.RelativeToServerSource)
{
var remoteFileText = SourceControlRepo.GetRemoteFileLines(View.TextBuffer.GetTextDocumentFilePath());
if (remoteFileText != null)
{
string localFileText = View.TextSnapshot.GetText();
caretLineOffset = LineNumberTranslator.GetLineNumber(localFileText.Split(new[] { "\r\n" }, StringSplitOptions.None), remoteFileText, caretLineOffset, FileNumberBasis.Local);
}
}
var caretLineNumber = View.TextSnapshot.GetLineNumberFromPosition(nodeData.SpanStart) + caretLineOffset;
var caretPosition = View.TextSnapshot.GetLineFromLineNumber(Math.Min(caretLineNumber, View.TextSnapshot.LineCount - 1)).Start.Position + caretOffset;
if (caretPosition < nodeData.NonWhiteSpaceStart)
{
caretPosition = nodeData.NonWhiteSpaceStart;
}
else if (caretPosition > nodeData.SpanEnd)
{
caretPosition = nodeData.SpanEnd;
}
var atEnd = caretPosition >= View.TextSnapshot.Length;
var remoteCaretSpan = new SnapshotSpan(View.TextSnapshot, atEnd ? View.TextSnapshot.Length - 1 : caretPosition, 1);
var onSameLineAsEnd = remoteCaretSpan.Start.GetContainingLine().LineNumber == View.TextSnapshot.GetLineNumberFromPosition(View.TextSnapshot.Length);
Geometry characterGeometry = View.TextViewLines.IsValid ? View.TextViewLines.GetMarkerGeometry(remoteCaretSpan) : null;
if (characterGeometry != null)
{
var caretGeometry = new LineGeometry(atEnd && onSameLineAsEnd ? characterGeometry.Bounds.TopRight : characterGeometry.Bounds.TopLeft,
atEnd && onSameLineAsEnd ? characterGeometry.Bounds.BottomRight : characterGeometry.Bounds.BottomLeft);
var drawing = new GeometryDrawing(null, UserColours.GetUserPen(userIdentity), caretGeometry);
drawing.Freeze();
var drawingImage = new DrawingImage(drawing);
drawingImage.Freeze();
var image = new Image
{
Source = drawingImage,
};
// Align the image with the top of the bounds of the text geometry
var bounds = caretGeometry.Bounds;
Canvas.SetLeft(image, bounds.Left);
Canvas.SetTop(image, bounds.Top);
Layer.AddAdornment(AdornmentPositioningBehavior.TextRelative, remoteCaretSpan, null, image, null);
FrameworkElement userControl = null;
if (UserAvatars.ContainsKey(userIdentity.Id) && UserAvatars[userIdentity.Id].Count != 0)
{
userControl = UserAvatars[userIdentity.Id].Dequeue();
}
if (TeamCodingPackage.Current.Settings.UserSettings.UserCodeDisplay == Options.UserSettings.UserDisplaySetting.Colour)
{
if (userControl == null)
{
userControl = new Border()
{
Tag = userIdentity.Id,
Background = UserColours.GetUserBrush(userIdentity),
CornerRadius = new CornerRadius(bounds.Height / 2 / 2)
};
}
userControl.Width = bounds.Height / 2;
userControl.Height = bounds.Height / 2;
Canvas.SetTop(userControl, bounds.Top - (userControl.Height * 0.75));
}
else
{
if (userControl == null)
{
userControl = TeamCodingPackage.Current.UserImages.CreateUserIdentityControl(userIdentity);
}
userControl.Width = bounds.Height / 1.25f;
userControl.Height = bounds.Height / 1.25f;
Canvas.SetTop(userControl, bounds.Top - userControl.Height);
}
userControl.ToolTip = userIdentity.DisplayName ?? userIdentity.Id;
Canvas.SetLeft(userControl, bounds.Left - userControl.Width / 2);
Layer.AddAdornment(AdornmentPositioningBehavior.TextRelative, remoteCaretSpan, null, userControl, AdornmentRemoved);
}
}
public Color GetUserColour()
{
return(UserColours.GetUserColour(this));
}