/// <summary>
/// Return the overaching SnapshotLineRange for the visible lines in the ITextView
/// </summary>
public static SnapshotLineRange?GetVisibleSnapshotLineRange(this ITextView textView)
{
if (textView.InLayout)
{
return(null);
}
var snapshot = textView.TextSnapshot;
var lines = textView.TextViewLines;
var startLine = lines.FirstVisibleLine.Start.GetContainingLine().LineNumber;
var lastLine = lines.LastVisibleLine.End.GetContainingLine().LineNumber;
return(SnapshotLineRange.CreateForLineNumberRange(textView.TextSnapshot, startLine, lastLine));
}
public static SnapshotLineRange GetLineRange(this ITextSnapshot snapshot, int startLine, int endLine = -1)
{
endLine = endLine >= 0 ? endLine : startLine;
return(SnapshotLineRange.CreateForLineNumberRange(snapshot, startLine, endLine).Value);
}
public override void FormatLines(ITextView textView, EditorUtils.SnapshotLineRange range)
{
throw new NotImplementedException();
}