protected override bool IsChunkAtWordBoundary(TextChunk chunk, TextChunk previousChunk)
{
ITextChunkLocation curLoc = chunk.GetLocation();
ITextChunkLocation prevLoc = previousChunk.GetLocation();
if (curLoc.GetStartLocation().Equals(curLoc.GetEndLocation()) || prevLoc.GetEndLocation().Equals(prevLoc.GetStartLocation
()))
{
return(false);
}
return(curLoc.DistParallelEnd() - prevLoc.DistParallelStart() > (curLoc.GetCharSpaceWidth() + prevLoc.GetCharSpaceWidth
()) / 2.0f);
}
/// <summary>
/// Computes the distance between the end of 'other' and the beginning of this chunk
/// in the direction of this chunk's orientation vector.
/// </summary>
/// <remarks>
/// Computes the distance between the end of 'other' and the beginning of this chunk
/// in the direction of this chunk's orientation vector. Note that it's a bad idea
/// to call this for chunks that aren't on the same line and orientation, but we don't
/// explicitly check for that condition for performance reasons.
/// </remarks>
/// <param name="other"/>
/// <returns>the number of spaces between the end of 'other' and the beginning of this chunk</returns>
public virtual float DistanceFromEndOf(ITextChunkLocation other)
{
return(DistParallelStart() - other.DistParallelEnd());
}