/**
* Writes the HTML representation of a section.
*
* @param section the section to write
* @param indent the indentation
*/
protected void WriteSection(Section section, int indent)
{
if (section.Title != null)
{
int depth = section.Depth - 1;
if (depth > 5)
{
depth = 5;
}
itextProperties styleAttributes = new itextProperties();
if (section.Title.HasLeading())
{
styleAttributes[Markup.CSS_KEY_LINEHEIGHT] = section.Title.TotalLeading.ToString() + "pt";
}
// start tag
AddTabs(indent);
WriteStart(HtmlTags.H[depth]);
Write(section.Title.Font, styleAttributes);
String alignment = HtmlEncoder.GetAlignment(section.Title.Alignment);
if (!"".Equals(alignment))
{
Write(HtmlTags.ALIGN, alignment);
}
WriteMarkupAttributes(markup);
os.WriteByte(GT);
currentfont.Push(section.Title.Font);
// contents
foreach (IElement i in section.Title)
{
Write(i, indent + 1);
}
// end tag
AddTabs(indent);
WriteEnd(HtmlTags.H[depth]);
currentfont.Pop();
}
foreach (IElement i in section)
{
Write(i, indent);
}
}
/**
* Writes the HTML representation of an element.
*
* @param element the element
* @param indent the indentation
*/
protected void Write(IElement element, int indent)
{
itextProperties styleAttributes = null;
switch (element.Type)
{
case Element.MARKED: {
try {
Add(element);
} catch (DocumentException) {
}
return;
}
case Element.CHUNK: {
Chunk chunk = (Chunk)element;
// if the chunk contains an image, return the image representation
Image image = chunk.GetImage();
if (image != null)
{
Write(image, indent);
return;
}
if (chunk.IsEmpty())
{
return;
}
Hashtable attributes = chunk.Attributes;
if (attributes != null && attributes[Chunk.NEWPAGE] != null)
{
return;
}
bool tag = IsOtherFont(chunk.Font) || markup.Count > 0;
if (tag)
{
// start span tag
AddTabs(indent);
WriteStart(HtmlTags.SPAN);
if (IsOtherFont(chunk.Font))
{
Write(chunk.Font, null);
}
WriteMarkupAttributes(markup);
os.WriteByte(GT);
}
if (attributes != null && attributes[Chunk.SUBSUPSCRIPT] != null)
{
// start sup or sub tag
if ((float)attributes[Chunk.SUBSUPSCRIPT] > 0)
{
WriteStart(HtmlTags.SUP);
}
else
{
WriteStart(HtmlTags.SUB);
}
os.WriteByte(GT);
}
// contents
Write(HtmlEncoder.Encode(chunk.Content));
if (attributes != null && attributes[Chunk.SUBSUPSCRIPT] != null)
{
// end sup or sub tag
os.WriteByte(LT);
os.WriteByte(FORWARD);
if ((float)attributes[Chunk.SUBSUPSCRIPT] > 0)
{
Write(HtmlTags.SUP);
}
else
{
Write(HtmlTags.SUB);
}
os.WriteByte(GT);
}
if (tag)
{
// end tag
WriteEnd(Markup.HTML_TAG_SPAN);
}
return;
}
case Element.PHRASE: {
Phrase phrase = (Phrase)element;
styleAttributes = new itextProperties();
if (phrase.HasLeading())
{
styleAttributes[Markup.CSS_KEY_LINEHEIGHT] = phrase.Leading.ToString() + "pt";
}
// start tag
AddTabs(indent);
WriteStart(Markup.HTML_TAG_SPAN);
WriteMarkupAttributes(markup);
Write(phrase.Font, styleAttributes);
os.WriteByte(GT);
currentfont.Push(phrase.Font);
// contents
foreach (IElement i in phrase)
{
Write(i, indent + 1);
}
// end tag
AddTabs(indent);
WriteEnd(Markup.HTML_TAG_SPAN);
currentfont.Pop();
return;
}
case Element.ANCHOR: {
Anchor anchor = (Anchor)element;
styleAttributes = new itextProperties();
if (anchor.HasLeading())
{
styleAttributes[Markup.CSS_KEY_LINEHEIGHT] = anchor.Leading.ToString() + "pt";
}
// start tag
AddTabs(indent);
WriteStart(HtmlTags.ANCHOR);
if (anchor.Name != null)
{
Write(HtmlTags.NAME, anchor.Name);
}
if (anchor.Reference != null)
{
Write(HtmlTags.REFERENCE, anchor.Reference);
}
WriteMarkupAttributes(markup);
Write(anchor.Font, styleAttributes);
os.WriteByte(GT);
currentfont.Push(anchor.Font);
// contents
foreach (IElement i in anchor)
{
Write(i, indent + 1);
}
// end tag
AddTabs(indent);
WriteEnd(HtmlTags.ANCHOR);
currentfont.Pop();
return;
}
case Element.PARAGRAPH: {
Paragraph paragraph = (Paragraph)element;
styleAttributes = new itextProperties();
if (paragraph.HasLeading())
{
styleAttributes[Markup.CSS_KEY_LINEHEIGHT] = paragraph.TotalLeading.ToString() + "pt";
}
// start tag
AddTabs(indent);
WriteStart(HtmlTags.DIV);
WriteMarkupAttributes(markup);
String alignment = HtmlEncoder.GetAlignment(paragraph.Alignment);
if (!"".Equals(alignment))
{
Write(HtmlTags.ALIGN, alignment);
}
Write(paragraph.Font, styleAttributes);
os.WriteByte(GT);
currentfont.Push(paragraph.Font);
// contents
foreach (IElement i in paragraph)
{
Write(i, indent + 1);
}
// end tag
AddTabs(indent);
WriteEnd(HtmlTags.DIV);
currentfont.Pop();
return;
}
case Element.SECTION:
case Element.CHAPTER: {
// part of the start tag + contents
WriteSection((Section)element, indent);
return;
}
case Element.LIST: {
List list = (List)element;
// start tag
AddTabs(indent);
if (list.Numbered)
{
WriteStart(HtmlTags.ORDEREDLIST);
}
else
{
WriteStart(HtmlTags.UNORDEREDLIST);
}
WriteMarkupAttributes(markup);
os.WriteByte(GT);
// contents
foreach (IElement i in list.Items)
{
Write(i, indent + 1);
}
// end tag
AddTabs(indent);
if (list.Numbered)
{
WriteEnd(HtmlTags.ORDEREDLIST);
}
else
{
WriteEnd(HtmlTags.UNORDEREDLIST);
}
return;
}
case Element.LISTITEM: {
ListItem listItem = (ListItem)element;
styleAttributes = new itextProperties();
if (listItem.HasLeading())
{
styleAttributes[Markup.CSS_KEY_LINEHEIGHT] = listItem.TotalLeading.ToString() + "pt";
}
// start tag
AddTabs(indent);
WriteStart(HtmlTags.LISTITEM);
WriteMarkupAttributes(markup);
Write(listItem.Font, styleAttributes);
os.WriteByte(GT);
currentfont.Push(listItem.Font);
// contents
foreach (IElement i in listItem)
{
Write(i, indent + 1);
}
// end tag
AddTabs(indent);
WriteEnd(HtmlTags.LISTITEM);
currentfont.Pop();
return;
}
case Element.CELL: {
Cell cell = (Cell)element;
// start tag
AddTabs(indent);
if (cell.Header)
{
WriteStart(HtmlTags.HEADERCELL);
}
else
{
WriteStart(HtmlTags.CELL);
}
WriteMarkupAttributes(markup);
if (cell.BorderWidth != Rectangle.UNDEFINED)
{
Write(HtmlTags.BORDERWIDTH, cell.BorderWidth.ToString());
}
if (cell.BorderColor != null)
{
Write(HtmlTags.BORDERCOLOR, HtmlEncoder.Encode(cell.BorderColor));
}
if (cell.BackgroundColor != null)
{
Write(HtmlTags.BACKGROUNDCOLOR, HtmlEncoder.Encode(cell.BackgroundColor));
}
String alignment = HtmlEncoder.GetAlignment(cell.HorizontalAlignment);
if (!"".Equals(alignment))
{
Write(HtmlTags.HORIZONTALALIGN, alignment);
}
alignment = HtmlEncoder.GetAlignment(cell.VerticalAlignment);
if (!"".Equals(alignment))
{
Write(HtmlTags.VERTICALALIGN, alignment);
}
if (cell.GetWidthAsString() != null)
{
Write(HtmlTags.WIDTH, cell.GetWidthAsString());
}
if (cell.Colspan != 1)
{
Write(HtmlTags.COLSPAN, cell.Colspan.ToString());
}
if (cell.Rowspan != 1)
{
Write(HtmlTags.ROWSPAN, cell.Rowspan.ToString());
}
if (cell.MaxLines == 1)
{
Write(HtmlTags.STYLE, "white-space: nowrap;");
}
os.WriteByte(GT);
// contents
if (cell.IsEmpty())
{
Write(NBSP);
}
else
{
foreach (IElement i in cell.Elements)
{
Write(i, indent + 1);
}
}
// end tag
AddTabs(indent);
if (cell.Header)
{
WriteEnd(HtmlTags.HEADERCELL);
}
else
{
WriteEnd(HtmlTags.CELL);
}
return;
}
case Element.ROW: {
Row row = (Row)element;
// start tag
AddTabs(indent);
WriteStart(HtmlTags.ROW);
WriteMarkupAttributes(markup);
os.WriteByte(GT);
// contents
IElement cell;
for (int i = 0; i < row.Columns; i++)
{
if ((cell = (IElement)row.GetCell(i)) != null)
{
Write(cell, indent + 1);
}
}
// end tag
AddTabs(indent);
WriteEnd(HtmlTags.ROW);
return;
}
case Element.TABLE: {
Table table;
try {
table = (Table)element;
}
catch (InvalidCastException) {
table = ((SimpleTable)element).CreateTable();
}
table.Complete();
// start tag
AddTabs(indent);
WriteStart(HtmlTags.TABLE);
WriteMarkupAttributes(markup);
os.WriteByte(SPACE);
Write(HtmlTags.WIDTH);
os.WriteByte(EQUALS);
os.WriteByte(QUOTE);
Write(table.Width.ToString(System.Globalization.CultureInfo.InvariantCulture));
if (!table.Locked)
{
Write("%");
}
os.WriteByte(QUOTE);
String alignment = HtmlEncoder.GetAlignment(table.Alignment);
if (!"".Equals(alignment))
{
Write(HtmlTags.ALIGN, alignment);
}
Write(HtmlTags.CELLPADDING, table.Cellpadding.ToString(System.Globalization.CultureInfo.InvariantCulture));
Write(HtmlTags.CELLSPACING, table.Cellspacing.ToString(System.Globalization.CultureInfo.InvariantCulture));
if (table.BorderWidth != Rectangle.UNDEFINED)
{
Write(HtmlTags.BORDERWIDTH, table.BorderWidth.ToString(System.Globalization.CultureInfo.InvariantCulture));
}
if (table.BorderColor != null)
{
Write(HtmlTags.BORDERCOLOR, HtmlEncoder.Encode(table.BorderColor));
}
if (table.BackgroundColor != null)
{
Write(HtmlTags.BACKGROUNDCOLOR, HtmlEncoder.Encode(table.BackgroundColor));
}
os.WriteByte(GT);
// contents
foreach (Row row in table)
{
Write(row, indent + 1);
}
// end tag
AddTabs(indent);
WriteEnd(HtmlTags.TABLE);
return;
}
case Element.ANNOTATION: {
Annotation annotation = (Annotation)element;
WriteComment(annotation.Title + ": " + annotation.Content);
return;
}
case Element.IMGRAW:
case Element.JPEG:
case Element.JPEG2000:
case Element.IMGTEMPLATE: {
Image image = (Image)element;
if (image.Url == null)
{
return;
}
// start tag
AddTabs(indent);
WriteStart(HtmlTags.IMAGE);
String path = image.Url.ToString();
if (imagepath != null)
{
if (path.IndexOf('/') > 0)
{
path = imagepath + path.Substring(path.LastIndexOf('/') + 1);
}
else
{
path = imagepath + path;
}
}
Write(HtmlTags.URL, path);
if ((image.Alignment & Image.RIGHT_ALIGN) > 0)
{
Write(HtmlTags.ALIGN, HtmlTags.ALIGN_RIGHT);
}
else if ((image.Alignment & Image.MIDDLE_ALIGN) > 0)
{
Write(HtmlTags.ALIGN, HtmlTags.ALIGN_MIDDLE);
}
else
{
Write(HtmlTags.ALIGN, HtmlTags.ALIGN_LEFT);
}
if (image.Alt != null)
{
Write(HtmlTags.ALT, image.Alt);
}
Write(HtmlTags.PLAINWIDTH, image.ScaledWidth.ToString());
Write(HtmlTags.PLAINHEIGHT, image.ScaledHeight.ToString());
WriteMarkupAttributes(markup);
WriteEnd();
return;
}
default:
return;
}
}