int GetFirstColumn(SnapshotPoint point)
{
if (point.Snapshot != Snapshot)
{
throw new ArgumentException();
}
return(FilterColumn(linePartsCollection.ConvertBufferPositionToColumn(point)));
}
TF.TextBounds GetTextBounds(SnapshotPoint point)
{
if (point.Snapshot != Snapshot)
{
throw new ArgumentException();
}
int col = linePartsCollection.ConvertBufferPositionToColumn(point);
if (col == endColumn)
{
return(new TF.TextBounds(TextRight, Top, 0, Height, TextTop, TextHeight));
}
double start = TextLine.GetDistanceFromCharacterHit(new CharacterHit(col, 0));
double end = TextLine.GetDistanceFromCharacterHit(new CharacterHit(col, 1));
double extra = TextLeft;
Debug.Assert(textLines.Count == 1);
return(new TF.TextBounds(extra + start, Top, end - start, Height, TextTop, TextHeight));
}