internal PdfTrueTypeFont(PdfDirectObject baseObject)
: base(baseObject)
{
TrueTypeFont ttfFont = null;
bool fontIsDamaged = false;
if (FontDescriptor != null)
{
var fd = base.FontDescriptor;
var ff2Stream = fd.FontFile2;
if (ff2Stream != null)
{
try
{
// embedded
TTFParser ttfParser = new TTFParser(true);
ttfFont = ttfParser.Parse(ff2Stream.BaseDataObject.ExtractBody(true));
}
catch (IOException e)
{
Debug.WriteLine($"warn: Could not read embedded TTF for font {BaseFont} {e}");
fontIsDamaged = true;
}
}
}
isEmbedded = ttfFont != null;
isDamaged = fontIsDamaged;
// substitute
if (ttfFont == null)
{
FontMapping <TrueTypeFont> mapping = FontMappers.Instance.GetTrueTypeFont(BaseFont, FontDescriptor);
ttfFont = mapping.Font;
if (mapping.IsFallback)
{
Debug.WriteLine($"warn: Using fallback font '{ttfFont}' for '{BaseFont}'");
}
}
ttf = ttfFont;
ReadEncoding();
}
public FontMapperImpl()
{
// substitutes for standard 14 fonts
substitutes.Add("Courier", new List <string> {
"CourierNew", "CourierNewPSMT", "LiberationMono", "NimbusMonL-Regu"
});
substitutes.Add("Courier-Bold", new List <string> {
"CourierNewPS-BoldMT", "CourierNew-Bold", "LiberationMono-Bold", "NimbusMonL-Bold"
});
substitutes.Add("Courier-Oblique", new List <string> {
"CourierNewPS-ItalicMT", "CourierNew-Italic", "LiberationMono-Italic", "NimbusMonL-ReguObli"
});
substitutes.Add("Courier-BoldOblique", new List <string> {
"CourierNewPS-BoldItalicMT", "CourierNew-BoldItalic", "LiberationMono-BoldItalic", "NimbusMonL-BoldObli"
});
substitutes.Add("Helvetica", new List <string> {
"ArialMT", "Arial", "LiberationSans", "NimbusSanL-Regu"
});
substitutes.Add("Helvetica-Bold", new List <string> {
"Arial-BoldMT", "Arial-Bold", "LiberationSans-Bold", "NimbusSanL-Bold"
});
substitutes.Add("Helvetica-Oblique", new List <string> {
"Arial-ItalicMT", "Arial-Italic", "Helvetica-Italic", "LiberationSans-Italic", "NimbusSanL-ReguItal"
});
substitutes.Add("Helvetica-BoldOblique", new List <string> {
"Arial-BoldItalicMT", "Helvetica-BoldItalic", "LiberationSans-BoldItalic", "NimbusSanL-BoldItal"
});
substitutes.Add("Times-Roman", new List <string> {
"TimesNewRomanPSMT", "TimesNewRoman", "TimesNewRomanPS", "LiberationSerif", "NimbusRomNo9L-Regu"
});
substitutes.Add("Times-Bold", new List <string> {
"TimesNewRomanPS-BoldMT", "TimesNewRomanPS-Bold", "TimesNewRoman-Bold", "LiberationSerif-Bold", "NimbusRomNo9L-Medi"
});
substitutes.Add("Times-Italic", new List <string> {
"TimesNewRomanPS-ItalicMT", "TimesNewRomanPS-Italic", "TimesNewRoman-Italic", "LiberationSerif-Italic", "NimbusRomNo9L-ReguItal"
});
substitutes.Add("Times-BoldItalic", new List <string> {
"TimesNewRomanPS-BoldItalicMT", "TimesNewRomanPS-BoldItalic", "TimesNewRoman-BoldItalic", "LiberationSerif-BoldItalic", "NimbusRomNo9L-MediItal"
});
substitutes.Add("Symbol", new List <string> {
"Symbol", "SymbolMT", "StandardSymL"
});
substitutes.Add("ZapfDingbats", new List <string> {
"ZapfDingbatsITCbyBT-Regular", "ZapfDingbatsITC", "Dingbats", "MS-Gothic"
});
// Acrobat also uses alternative names for Standard 14 fonts, which we map to those above
// these include names such as "Arial" and "TimesNewRoman"
foreach (string baseName in Standard14Fonts.Names)
{
if (!substitutes.ContainsKey(baseName))
{
string mappedName = Standard14Fonts.GetMappedFontName(baseName);
substitutes.Add(baseName, CopySubstitutes(mappedName));
}
}
// -------------------------
try
{
string ttfName = "fonts.ttf.LiberationSans-Regular";
var ttfStream = typeof(IFontMapper).Assembly.GetManifestResourceStream(ttfName);
if (ttfStream == null)
{
throw new IOException("Error loading resource: " + ttfName);
}
TTFParser ttfParser = new TTFParser();
lastResortFont = ttfParser.Parse(ttfStream);
}
catch (IOException e)
{
throw new Exception("Load LiberationSans", e);
}
}
