/// <summary>
/// Constructs a Phrase with a certain Chunk and a certain leading.
/// </summary>
/// <param name="leading">the leading</param>
/// <param name="chunk">a Chunk</param>
public Phrase(float leading, Chunk chunk)
{
this.leading = leading;
base.Add(chunk);
font = chunk.Font;
hyphenation = chunk.GetHyphenation();
}
// overriding some of the ArrayList-methods
/// <summary>
/// Adds a Chunk, an Anchor or another Phrase
/// to this Phrase.
/// </summary>
/// <param name="index">index at which the specified element is to be inserted</param>
/// <param name="o">an object of type Chunk, Anchor, or Phrase</param>
public virtual void Add(int index, Object o)
{
if (o == null)
{
return;
}
try {
IElement element = (IElement)o;
if (element.Type == Element.CHUNK)
{
Chunk chunk = (Chunk)element;
if (!font.IsStandardFont())
{
chunk.Font = font.Difference(chunk.Font);
}
if (hyphenation != null && chunk.GetHyphenation() == null && !chunk.IsEmpty())
{
chunk.SetHyphenation(hyphenation);
}
base.Insert(index, chunk);
}
else if (element.Type == Element.PHRASE ||
element.Type == Element.ANCHOR ||
element.Type == Element.ANNOTATION ||
element.Type == Element.TABLE || // line added by David Freels
element.Type == Element.YMARK ||
element.Type == Element.MARKED)
{
base.Insert(index, element);
}
else
{
throw new Exception(element.Type.ToString());
}
}
catch (Exception cce) {
throw new Exception("Insertion of illegal Element: " + cce.Message);
}
}
/// <summary>
/// Adds a Chunk.
/// </summary>
/// <remarks>
/// This method is a hack to solve a problem I had with phrases that were split between chunks
/// in the wrong place.
/// </remarks>
/// <param name="chunk">a Chunk</param>
/// <returns>a bool</returns>
protected bool AddChunk(Chunk chunk)
{
Font f = chunk.Font;
String c = chunk.Content;
if (font != null && !font.IsStandardFont())
{
f = font.Difference(chunk.Font);
}
if (Count > 0 && !chunk.HasAttributes())
{
try {
Chunk previous = (Chunk)this[Count - 1];
if (!previous.HasAttributes() &&
(f == null ||
f.CompareTo(previous.Font) == 0) &&
previous.Font.CompareTo(f) == 0 &&
!"".Equals(previous.Content.Trim()) &&
!"".Equals(c.Trim()))
{
previous.Append(c);
return(true);
}
}
catch {
}
}
Chunk newChunk = new Chunk(c, f);
newChunk.Attributes = chunk.Attributes;
if (hyphenation != null && newChunk.GetHyphenation() == null && !newChunk.IsEmpty())
{
newChunk.SetHyphenation(hyphenation);
}
base.Add(newChunk);
return(true);
}
/// <summary>
/// Constructs a Phrase with a certain Chunk.
/// </summary>
/// <param name="chunk">a Chunk</param>
public Phrase(Chunk chunk)
{
base.Add(chunk);
font = chunk.Font;
hyphenation = chunk.GetHyphenation();
}