protected TPdfBaseTrueTypeFont(Font aFont, int aId, bool aCompress, bool aUseKerning, TPdfEmbeddedFont aEmbeddedData, FontStyle aAdditionalStyle, TPdfResources aResources) :
base(aFont, aId, aUseKerning, aResources)
{
FCompress = aCompress;
EmbeddedData = aEmbeddedData;
FTrueTypeData = aEmbeddedData.TrueTypeData;
AdditionalStyle = aAdditionalStyle;
}
private void LoadFont(string path, byte[] b)
{
TTrueTypeInfo[] ttfs = TPdfTrueType.GetColection(b);
foreach (TTrueTypeInfo ttf in ttfs)
{
//FFontList[MakeHash(ttf.FamilyName, GetStyle(ttf.SubFamilyName))]=path;
FFontList[MakeHash(ttf.FamilyName, GetStyle(ttf.FontFlags))] = path;
}
}
internal TPdfEmbeddedFont(bool Subset, TPdfTrueType aTrueTypeData)
{
ObjectId = -1;
if (Subset)
{
SubsetCMap = new TGlyphMap();
SubsetCMap.Add(0, 0); //Standard missing glyph.
}
TrueTypeData = aTrueTypeData;
AlreadySaved = false;
}
public TPdfEmbeddedFont Add(Font aFont, TFontEvents FontEvents, bool Subset, bool UseKerning, out FontStyle AdditionalStyle)
{
TPdfEmbeddedFont Result;
//We can't search first for the font name, because 2 fonts with the same name might have different font files. (one might be a font file for italic or bold)
//if (TryGetValue(aFont.Name, out Result)) return Result;
byte[] FontData = LoadFont(aFont, FontEvents);
TPdfTrueType TrueTypeData = new TPdfTrueType(FontData, aFont.Name, UseKerning);
AdditionalStyle = FontStyle.Regular;
FontStyle fs = TPsFontList.GetStyle(TrueTypeData.FontFlags);
if (aFont.Italic && ((fs & FontStyle.Italic) == 0))
{
AdditionalStyle |= FontStyle.Italic;
}
if (aFont.Bold && ((fs & FontStyle.Bold) == 0))
{
AdditionalStyle |= FontStyle.Bold;
}
string FontFileName = TrueTypeData.UniqueFontName;
if (Subset)
{
FontFileName = "1" + FontFileName;
}
else
{
FontFileName = "0" + FontFileName; //Fallback fonts are always subsetted. So we might have a non subsetted font and a subsetted font in the same file.
}
if (TryGetValue(FontFileName, out Result))
{
return(Result);
}
Result = new TPdfEmbeddedFont(Subset, TrueTypeData);
this[FontFileName] = Result;
return(Result);
}
