/// <summary>
/// Begins a new line on the current region and sets up it's width.
/// </summary>
/// <param name="startparagraph">Set to true if this is the first line in a run or the first line in a new paragraph</param>
/// <returns>The newly created and added line</returns>
public PDFLayoutLine BeginNewLine()
{
this.AssertIsOpen();
this.AssertLastItemIsClosed();
PDFUnit width = this.GetAvailableWidth();
PDFLayoutLine line = new PDFLayoutLine(this, width, this.HAlignment, this.VAlignment, this.Contents.Count);
line.SetOffset(line.OffsetX, this.UsedSize.Height);
this.Contents.Add(line);
return(line);
}
/// <summary>
/// Adds an existing line to this region, updating the items' parent in the process.
/// And increasing the size of this region if the block is closed.
/// </summary>
/// <param name="item"></param>
public virtual void AddExistingItem(PDFLayoutLine line)
{
if (null == line)
{
throw new ArgumentNullException("line");
}
this._contents.Add(line);
line.SetOffset(line.OffsetX, this.Height);
line.SetParent(this);
line.LineIndex = this.Contents.Count - 1;
if (line.IsClosed)
{
this.AddToSize(line);
}
}