/**
* Adds an <CODE>Object</CODE> to the <CODE>List</CODE>.
*
* @param o the object to add.
* @return true if adding the object succeeded
*/
public override bool Add(Object o)
{
if (o is ListItem) {
ListItem item = (ListItem) o;
Chunk chunk = new Chunk(preSymbol, symbol.Font);
chunk.Append(((char)zn).ToString());
chunk.Append(postSymbol);
item.ListSymbol = chunk;
item.SetIndentationLeft(symbolIndent, autoindent);
item.IndentationRight = 0;
list.Add(item);
return true;
} else if (o is List) {
List nested = (List) o;
nested.IndentationLeft = nested.IndentationLeft + symbolIndent;
first--;
list.Add(nested);
return true;
} else if (o is String) {
return this.Add(new ListItem((string) o));
}
return false;
}
/// <summary>
/// Constructs an Anchor with a certain Chunk
/// and a certain leading.
/// </summary>
/// <param name="leading">the leading</param>
/// <param name="chunk">a Chunk</param>
public Anchor(float leading, Chunk chunk)
: base(leading, chunk)
{
}
/// <summary>
/// Constructs an Anchor with a certain Chunk.
/// </summary>
/// <param name="chunk">a Chunk</param>
public Anchor(Chunk chunk)
: base(chunk)
{
}
/**
* Adds a <CODE>Chunk</CODE> to the current text array.
* @param chunk the text
*/
public void AddText(Chunk chunk)
{
chunks.Add(new PdfChunk(chunk, null));
}
/**
* Adds extra space.
* This method should probably be rewritten.
*/
protected internal void AddSpacing(float extraspace, float oldleading, Font f)
{
if (extraspace == 0) return;
if (pageEmpty) return;
if (currentHeight + line.Height + leading > IndentTop - IndentBottom) return;
leading = extraspace;
CarriageReturn();
if (f.IsUnderlined() || f.IsStrikethru()) {
f = new Font(f);
int style = f.Style;
style &= ~Font.UNDERLINE;
style &= ~Font.STRIKETHRU;
f.SetStyle(style);
}
Chunk space = new Chunk(" ", f);
space.Process(this);
CarriageReturn();
leading = oldleading;
}
/// <summary>
/// Constructs a Paragraph with a certain Chunk.
/// </summary>
/// <param name="chunk">a Chunk</param>
public Paragraph(Chunk chunk)
: base(chunk)
{
}
/**
* Adds an <CODE>Object</CODE> to the <CODE>List</CODE>.
*
* @param o the object to add.
* @return true if adding the object succeeded
*/
public override bool Add(Object o)
{
if (o is ListItem) {
ListItem item = (ListItem) o;
Chunk chunk = new Chunk(preSymbol, symbol.Font);
chunk.Append(GreekAlphabetFactory.GetString(first + list.Count, lowercase));
chunk.Append(postSymbol);
item.ListSymbol = chunk;
item.SetIndentationLeft(symbolIndent, autoindent);
item.IndentationRight = 0;
list.Add(item);
return true;
} else if (o is List) {
List nested = (List) o;
nested.IndentationLeft = nested.IndentationLeft + symbolIndent;
first--;
list.Add(nested);
return true;
} else if (o is string) {
return this.Add(new ListItem((string)o));
}
return false;
}
/// <summary>
/// Constructs an Anchor with a certain Chunk
/// and a certain leading.
/// </summary>
/// <param name="leading">the leading</param>
/// <param name="chunk">a Chunk</param>
public Anchor(float leading, Chunk chunk) : base(leading, chunk)
{
}
// methods to set the membervariables
/// <summary>
/// Adds an Object to the List.
/// </summary>
/// <param name="o">the object to add</param>
/// <returns>true is successful</returns>
public virtual bool Add(Object o)
{
if (o is ListItem) {
ListItem item = (ListItem) o;
if (numbered || lettered) {
Chunk chunk = new Chunk(preSymbol, symbol.Font);
int index = first + list.Count;
if (lettered)
chunk.Append(RomanAlphabetFactory.GetString(index, lowercase));
else
chunk.Append(index.ToString());
chunk.Append(postSymbol);
item.ListSymbol = chunk;
}
else {
item.ListSymbol = symbol;
}
item.SetIndentationLeft(symbolIndent, autoindent);
item.IndentationRight = 0;
list.Add(item);
return true;
}
else if (o is List) {
List nested = (List) o;
nested.IndentationLeft = nested.IndentationLeft + symbolIndent;
first--;
list.Add(nested);
return true;
}
else if (o is string) {
return this.Add(new ListItem((string) o));
}
return false;
}
/// <summary>
/// Constructs a Paragraph with a certain Chunk
/// and a certain leading.
/// </summary>
/// <param name="leading">the leading</param>
/// <param name="chunk">a Chunk</param>
public Paragraph(float leading, Chunk chunk) : base(leading, chunk)
{
}
/// <summary>
/// Constructs an Anchor with a certain Chunk.
/// </summary>
/// <param name="chunk">a Chunk</param>
public Anchor(Chunk chunk) : base(chunk)
{
}
/// <summary>
/// Constructs a Paragraph with a certain Chunk.
/// </summary>
/// <param name="chunk">a Chunk</param>
public Paragraph(Chunk chunk) : base(chunk)
{
}
/// <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();
}
/**
* Adds an image to this Cell.
*
* @param i the image to add
* @param left the left border
* @param right the right border
* @param extraHeight extra height to add above image
* @param alignment horizontal alignment (constant from Element class)
* @return the height of the image
*/
private float AddImage(Image i, float left, float right, float extraHeight, int alignment)
{
Image image = Image.GetInstance(i);
if (image.ScaledWidth > right - left) {
image.ScaleToFit(right - left, float.MaxValue);
}
FlushCurrentLine();
if (line == null) {
line = new PdfLine(left, right, alignment, leading);
}
PdfLine imageLine = line;
// left and right in chunk is relative to the start of the line
right = right - left;
left = 0f;
if ((image.Alignment & Image.RIGHT_ALIGN) == Image.RIGHT_ALIGN) { // fix Uwe Zimmerman
left = right - image.ScaledWidth;
} else if ((image.Alignment & Image.MIDDLE_ALIGN) == Image.MIDDLE_ALIGN) {
left = left + ((right - left - image.ScaledWidth) / 2f);
}
Chunk imageChunk = new Chunk(image, left, 0);
imageLine.Add(new PdfChunk(imageChunk, null));
AddLine(imageLine);
return imageLine.Height;
}
/* (non-Javadoc)
* @see com.lowagie.text.rtf.parser.properties.RtfPropertyListener#beforeChange(java.lang.String)
*/
public void BeforePropertyChange(String propertyName)
{
// do we have any text to do anything with?
// if not, then just return without action.
if (this.buffer.Length == 0) return;
if (propertyName.StartsWith(RtfProperty.CHARACTER)) {
// this is a character change,
// add a new chunck to the current paragraph using current character settings.
Chunk chunk = new Chunk();
chunk.Append(this.buffer.ToString());
this.buffer = new StringBuilder(255);
Hashtable charProperties = this.rtfParser.GetState().properties.GetProperties(RtfProperty.CHARACTER);
String defFont = (String)charProperties[RtfProperty.CHARACTER_FONT];
if (defFont == null) defFont = "0";
RtfDestinationFontTable fontTable = (RtfDestinationFontTable)this.rtfParser.GetDestination("fonttbl");
Font currFont = fontTable.GetFont(defFont);
int fs = Font.NORMAL;
if (charProperties.ContainsKey(RtfProperty.CHARACTER_BOLD)) fs |= Font.BOLD;
if (charProperties.ContainsKey(RtfProperty.CHARACTER_ITALIC)) fs |= Font.ITALIC;
if (charProperties.ContainsKey(RtfProperty.CHARACTER_UNDERLINE)) fs |= Font.UNDERLINE;
Font useFont = FontFactory.GetFont(currFont.Familyname, 12, fs, new Color(0,0,0));
chunk.Font = useFont;
if (iTextParagraph == null) this.iTextParagraph = new Paragraph();
this.iTextParagraph.Add(chunk);
} else {
if (propertyName.StartsWith(RtfProperty.PARAGRAPH)) {
// this is a paragraph change. what do we do?
} else {
if (propertyName.StartsWith(RtfProperty.SECTION)) {
} else {
if (propertyName.StartsWith(RtfProperty.DOCUMENT)) {
}
}
}
}
}
/// <summary>
/// Sets the listsymbol.
/// </summary>
/// <remarks>
/// This is a shortcut for SetListSymbol(Chunk symbol).
/// </remarks>
/// <param name="symbol">a string</param>
public void SetListSymbol(string symbol)
{
this.symbol = new Chunk(symbol);
}
/* (non-Javadoc)
* @see com.lowagie.text.rtf.direct.RtfDestination#handleGroupEnd()
*/
public override bool HandleCloseGroup()
{
this.OnCloseGroup(); // event handler
if (this.rtfParser.IsImport()) {
if (this.buffer.Length>0) {
WriteBuffer();
}
WriteText("}");
}
if (this.rtfParser.IsConvert()) {
if (this.buffer.Length > 0 && this.iTextParagraph == null) {
this.iTextParagraph = new Paragraph();
}
if (this.buffer.Length > 0 ) {
Chunk chunk = new Chunk();
chunk.Append(this.buffer.ToString());
this.iTextParagraph.Add(chunk);
}
if (this.iTextParagraph != null) {
AddParagraphToDocument();
}
}
return true;
}
/**
* Process the text so that it will render with a combination of fonts
* if needed.
* @param text the text
* @return a <CODE>Phrase</CODE> with one or more chunks
*/
public Phrase Process(String text)
{
int fsize = fonts.Count;
if (fsize == 0)
throw new ArgumentException("No font is defined.");
char[] cc = text.ToCharArray();
int len = cc.Length;
StringBuilder sb = new StringBuilder();
Font font = null;
int lastidx = -1;
Phrase ret = new Phrase();
for (int k = 0; k < len; ++k) {
char c = cc[k];
if (c == '\n' || c == '\r') {
sb.Append(c);
continue;
}
if (Utilities.IsSurrogatePair(cc, k)) {
int u = Utilities.ConvertToUtf32(cc, k);
for (int f = 0; f < fsize; ++f) {
font = (Font)fonts[f];
if (font.BaseFont.CharExists(u)) {
if (lastidx != f) {
if (sb.Length > 0 && lastidx != -1) {
Chunk ck = new Chunk(sb.ToString(), (Font)fonts[lastidx]);
ret.Add(ck);
sb.Length = 0;
}
lastidx = f;
}
sb.Append(c);
sb.Append(cc[++k]);
break;
}
}
}
else {
for (int f = 0; f < fsize; ++f) {
font = (Font)fonts[f];
if (font.BaseFont.CharExists(c)) {
if (lastidx != f) {
if (sb.Length > 0 && lastidx != -1) {
Chunk ck = new Chunk(sb.ToString(), (Font)fonts[lastidx]);
ret.Add(ck);
sb.Length = 0;
}
lastidx = f;
}
sb.Append(c);
break;
}
}
}
}
if (sb.Length > 0) {
Chunk ck = new Chunk(sb.ToString(), (Font)fonts[lastidx == -1 ? 0 : lastidx]);
ret.Add(ck);
}
return ret;
}
/**
*
* @param bulletCharacter
* @since 2.1.4
*/
public void SetBulletChunk(Chunk bulletCharacter)
{
this.bulletChunk = bulletCharacter;
}
/**
* Adds a <CODE>Chunk</CODE> to the current text array.
* Will not have any effect if addElement() was called before.
* @param chunk the text
* @since 2.1.5
*/
public void AddText(Chunk chunk)
{
columnText.AddText(chunk);
}
/**
* A <CODE>Chunk</CODE> copy constructor.
* @param ck the <CODE>Chunk</CODE> to be copied
*/
public Chunk(Chunk ck)
{
if (ck.content != null) {
content = new StringBuilder(ck.content.ToString());
}
if (ck.font != null) {
font = new Font(ck.font);
}
}
/**
* Constructs a RtfChunk based on the content of a Chunk
*
* @param doc The RtfDocument that this Chunk belongs to
* @param chunk The Chunk that this RtfChunk is based on
*/
public RtfChunk(RtfDocument doc, Chunk chunk)
: base(doc)
{
if (chunk == null) {
return;
}
if (chunk.Attributes != null && chunk.Attributes[Chunk.SUBSUPSCRIPT] != null) {
this.superSubScript = (float)chunk.Attributes[Chunk.SUBSUPSCRIPT];
}
if (chunk.Attributes != null && chunk.Attributes[Chunk.BACKGROUND] != null) {
this.background = new RtfColor(this.document, (Color) ((Object[]) chunk.Attributes[Chunk.BACKGROUND])[0]);
}
font = new ST.RtfFont(doc, chunk.Font);
content = chunk.Content;
}
/// <summary>
/// Constructs a Paragraph with a certain Chunk
/// and a certain leading.
/// </summary>
/// <param name="leading">the leading</param>
/// <param name="chunk">a Chunk</param>
public Paragraph(float leading, Chunk chunk)
: base(leading, chunk)
{
}
/**
* Adds an <CODE>Object</CODE> to the <CODE>List</CODE>.
*
* @param o the object to add.
* @return true if adding the object succeeded
*/
public override bool Add(Object o)
{
if (o is ListItem) {
ListItem item = (ListItem) o;
Chunk chunk = new Chunk(preSymbol, symbol.Font);
switch (type ) {
case 0:
chunk.Append(((char)(first + list.Count + 171)).ToString());
break;
case 1:
chunk.Append(((char)(first + list.Count + 181)).ToString());
break;
case 2:
chunk.Append(((char)(first + list.Count + 191)).ToString());
break;
default:
chunk.Append(((char)(first + list.Count + 201)).ToString());
break;
}
chunk.Append(postSymbol);
item.ListSymbol = chunk;
item.SetIndentationLeft(symbolIndent, autoindent);
item.IndentationRight = 0;
list.Add(item);
return true;
} else if (o is List) {
List nested = (List) o;
nested.IndentationLeft = nested.IndentationLeft + symbolIndent;
first--;
list.Add(nested);
return true;
} else if (o is String) {
return this.Add(new ListItem((string) o));
}
return false;
}
