private Dictionary<int, List<HTMLTag>> m_Words = new Dictionary<int, List<HTMLTag>>(); // see GetWordIndex
#endregion Fields
#region Constructors
public HTMLContent( int pages, int maxLines, HTMLBook book )
{
m_Book = book;
m_CachedHTMLContent = new BookPageInfo[pages];
for ( int i = 0; i < m_CachedHTMLContent.Length; i++ )
{
m_CachedHTMLContent[i] = new BookPageInfo();
m_CachedHTMLContent[i].Lines = new string[maxLines];
}
// set default body styling
m_Body = new List<HTMLTag>();
HTMLTag tag = new ColorTag();
tag.Value = "111111"; // #000000 (black) is invisible
m_Body.Add( tag );
tag = new LeftAlignTag();
m_Body.Add( tag );
tag = new MediumFontTag();
m_Body.Add( tag );
}
public int CalculateCharacterCost( int page, int line, int word )
{
// Returns Character Cost for a specific word, taking into account all html levels
int cost = 0;
HTMLTag fontTag = new MediumFontTag();
HTMLTag boldTag = null;
HTMLTag italicTag = null;
// We have to loop through each of these since we don't know where they might be overridden
foreach ( HTMLTag tag in Body )
{
if ( tag.Type == TagType.Font )
fontTag = tag;
else if ( tag.Type == TagType.Bold )
boldTag = tag;
else if ( tag.Type == TagType.Italic )
italicTag = tag;
}
foreach ( HTMLTag tag in GetPageTags( page ) )
{
if ( tag.Type == TagType.Font )
fontTag = tag;
else if ( tag.Type == TagType.Bold )
boldTag = tag;
else if ( tag.Type == TagType.Italic )
italicTag = tag;
}
foreach ( HTMLTag tag in GetLineTags( page, line ) )
{
if ( tag.Type == TagType.Font )
fontTag = tag;
else if ( tag.Type == TagType.Bold )
boldTag = tag;
else if ( tag.Type == TagType.Italic )
italicTag = tag;
}
foreach ( HTMLTag tag in GetWordTags( page, line, word ) )
{
if ( tag.Type == TagType.Font )
fontTag = tag;
else if ( tag.Type == TagType.Bold )
boldTag = tag;
else if ( tag.Type == TagType.Italic )
italicTag = tag;
}
if ( fontTag != null )
cost += fontTag.CharacterCost;
if ( boldTag != null )
cost += boldTag.CharacterCost;
if ( italicTag != null )
cost += italicTag.CharacterCost;
return cost;
}
public virtual void FixContent()
{
string content = "";
StringBuilder sb;
for( int i = 0; i < Pages.Length; i++ )
{
for ( int k = 0; k < Pages[i].Lines.Length; k++ )
{
if ( Pages[i].Lines[k].Length < 1 )
continue;
sb = null;
// make sure html tags are surrounded by spaces, but don't remove illegal html tags here, we'll do that later
if ( Pages[i].Lines[k].IndexOf( '<' ) != -1 )
{
sb = new StringBuilder(Pages[i].Lines[k]);
for ( int q = 1; q < sb.Length; q++ )
{
if ( sb[q] == '<' && sb[q-1] != ' ' )
sb.Insert( q, ' ' );
else if ( sb[q-1] == '>' && sb[q] != ' ' )
sb.Insert( q, ' ' );
}
}
if ( sb != null )
content += sb.ToString();
else
content += Pages[i].Lines[k];
if ( content[content.Length-1] != ' ' )
content += ' ';
}
}
string[] pieces = content.Split( new char[] { ' ' } );
int page = 0;
int j = 0;
m_FormattedBookContent = new BookPageInfo[PagesCount];
for ( int i = 0; i < m_FormattedBookContent.Length; i++ )
m_FormattedBookContent[i] = new BookPageInfo();
m_FormattedBookContent[page].Lines = new string[MaxLines];
for ( int i = 0; i < MaxLines; i++ )
m_FormattedBookContent[page].Lines[i] = "";
bool skipLine = false;
int lineFillFactor = 0;
int textCost = new MediumFontTag().CharacterCost;
foreach( string word in pieces )
{
if ( word.IndexOf( '<' ) != -1 )
{
if ( String.Compare( word, "<BR>", true ) != 0 ) // ignore case
continue; // do not want
else
{
m_FormattedBookContent[page].Lines[j] += word;
skipLine = true; // avoids text screwups
}
}
if ( lineFillFactor + word.Length + 1 + textCost > CharactersPerLineMax || skipLine ) // count the space towards limit
{
j++;
lineFillFactor = 0;
if ( j >= MaxLines )
{
j = 0;
page++;
if ( page >= m_FormattedBookContent.Length )
{
// no more space in book
return;
}
m_FormattedBookContent[page].Lines = new string[MaxLines];
for ( int i = 0; i < MaxLines; i++ )
m_FormattedBookContent[page].Lines[i] = "";
}
}
if ( !skipLine )
{
m_FormattedBookContent[page].Lines[j] += word;
m_FormattedBookContent[page].Lines[j] += ' ';
lineFillFactor += 1 + textCost + word.Length;
}
else
skipLine = false;
}
}
