protected internal virtual void Process()
{
RandomAccessFileOrArray raf = fontParser.GetMetricsFile();
String line;
bool startKernPairs = false;
while (!startKernPairs && (line = raf.ReadLine()) != null)
{
StringTokenizer tok = new StringTokenizer(line, " ,\n\r\t\f");
if (!tok.HasMoreTokens())
{
continue;
}
String ident = tok.NextToken();
switch (ident)
{
case "FontName": {
fontNames.SetFontName(tok.NextToken("\u00ff").Substring(1));
break;
}
case "FullName": {
String fullName = tok.NextToken("\u00ff").Substring(1);
fontNames.SetFullName(new String[][] { new String[] { "", "", "", fullName } });
break;
}
case "FamilyName": {
String familyName = tok.NextToken("\u00ff").Substring(1);
fontNames.SetFamilyName(new String[][] { new String[] { "", "", "", familyName } });
break;
}
case "Weight": {
fontNames.SetFontWeight(FontWeights.FromType1FontWeight(tok.NextToken("\u00ff").Substring(1)));
break;
}
case "ItalicAngle": {
fontMetrics.SetItalicAngle(float.Parse(tok.NextToken(), System.Globalization.CultureInfo.InvariantCulture)
);
break;
}
case "IsFixedPitch": {
fontMetrics.SetIsFixedPitch(tok.NextToken().Equals("true"));
break;
}
case "CharacterSet": {
characterSet = tok.NextToken("\u00ff").Substring(1);
break;
}
case "FontBBox": {
int llx = (int)float.Parse(tok.NextToken(), System.Globalization.CultureInfo.InvariantCulture);
int lly = (int)float.Parse(tok.NextToken(), System.Globalization.CultureInfo.InvariantCulture);
int urx = (int)float.Parse(tok.NextToken(), System.Globalization.CultureInfo.InvariantCulture);
int ury = (int)float.Parse(tok.NextToken(), System.Globalization.CultureInfo.InvariantCulture);
fontMetrics.SetBbox(llx, lly, urx, ury);
break;
}
case "UnderlinePosition": {
fontMetrics.SetUnderlinePosition((int)float.Parse(tok.NextToken(), System.Globalization.CultureInfo.InvariantCulture
));
break;
}
case "UnderlineThickness": {
fontMetrics.SetUnderlineThickness((int)float.Parse(tok.NextToken(), System.Globalization.CultureInfo.InvariantCulture
));
break;
}
case "EncodingScheme": {
encodingScheme = tok.NextToken("\u00ff").Substring(1).Trim();
break;
}
case "CapHeight": {
fontMetrics.SetCapHeight((int)float.Parse(tok.NextToken(), System.Globalization.CultureInfo.InvariantCulture
));
break;
}
case "XHeight": {
fontMetrics.SetXHeight((int)float.Parse(tok.NextToken(), System.Globalization.CultureInfo.InvariantCulture
));
break;
}
case "Ascender": {
fontMetrics.SetTypoAscender((int)float.Parse(tok.NextToken(), System.Globalization.CultureInfo.InvariantCulture
));
break;
}
case "Descender": {
fontMetrics.SetTypoDescender((int)float.Parse(tok.NextToken(), System.Globalization.CultureInfo.InvariantCulture
));
break;
}
case "StdHW": {
fontMetrics.SetStemH((int)float.Parse(tok.NextToken(), System.Globalization.CultureInfo.InvariantCulture));
break;
}
case "StdVW": {
fontMetrics.SetStemV((int)float.Parse(tok.NextToken(), System.Globalization.CultureInfo.InvariantCulture));
break;
}
case "StartCharMetrics": {
startKernPairs = true;
break;
}
}
}
if (!startKernPairs)
{
String metricsPath = fontParser.GetAfmPath();
if (metricsPath != null)
{
throw new iText.IO.IOException("startcharmetrics is missing in {0}.").SetMessageParams(metricsPath);
}
else
{
throw new iText.IO.IOException("startcharmetrics is missing in the metrics file.");
}
}
avgWidth = 0;
int widthCount = 0;
while ((line = raf.ReadLine()) != null)
{
StringTokenizer tok = new StringTokenizer(line);
if (!tok.HasMoreTokens())
{
continue;
}
String ident = tok.NextToken();
if (ident.Equals("EndCharMetrics"))
{
startKernPairs = false;
break;
}
int C = -1;
int WX = 250;
String N = "";
int[] B = null;
tok = new StringTokenizer(line, ";");
while (tok.HasMoreTokens())
{
StringTokenizer tokc = new StringTokenizer(tok.NextToken());
if (!tokc.HasMoreTokens())
{
continue;
}
ident = tokc.NextToken();
switch (ident)
{
case "C": {
C = Convert.ToInt32(tokc.NextToken());
break;
}
case "WX": {
WX = (int)float.Parse(tokc.NextToken(), System.Globalization.CultureInfo.InvariantCulture);
break;
}
case "N": {
N = tokc.NextToken();
break;
}
case "B": {
B = new int[] { Convert.ToInt32(tokc.NextToken()), Convert.ToInt32(tokc.NextToken()), Convert.ToInt32(tokc
.NextToken()), Convert.ToInt32(tokc.NextToken()) };
break;
}
}
}
int unicode = AdobeGlyphList.NameToUnicode(N);
Glyph glyph = new Glyph(C, WX, unicode, B);
if (C >= 0)
{
codeToGlyph.Put(C, glyph);
}
if (unicode != -1)
{
unicodeToGlyph.Put(unicode, glyph);
}
avgWidth += WX;
widthCount++;
}
if (widthCount != 0)
{
avgWidth /= widthCount;
}
if (startKernPairs)
{
String metricsPath = fontParser.GetAfmPath();
if (metricsPath != null)
{
throw new iText.IO.IOException("endcharmetrics is missing in {0}.").SetMessageParams(metricsPath);
}
else
{
throw new iText.IO.IOException("endcharmetrics is missing in the metrics file.");
}
}
// From AdobeGlyphList:
// nonbreakingspace;00A0
// space;0020
if (!unicodeToGlyph.ContainsKey(0x00A0))
{
Glyph space = unicodeToGlyph.Get(0x0020);
if (space != null)
{
unicodeToGlyph.Put(0x00A0, new Glyph(space.GetCode(), space.GetWidth(), 0x00A0, space.GetBbox()));
}
}
bool endOfMetrics = false;
while ((line = raf.ReadLine()) != null)
{
StringTokenizer tok = new StringTokenizer(line);
if (!tok.HasMoreTokens())
{
continue;
}
String ident = tok.NextToken();
if (ident.Equals("EndFontMetrics"))
{
endOfMetrics = true;
break;
}
else
{
if (ident.Equals("StartKernPairs"))
{
startKernPairs = true;
break;
}
}
}
if (startKernPairs)
{
while ((line = raf.ReadLine()) != null)
{
StringTokenizer tok = new StringTokenizer(line);
if (!tok.HasMoreTokens())
{
continue;
}
String ident = tok.NextToken();
if (ident.Equals("KPX"))
{
String first = tok.NextToken();
String second = tok.NextToken();
int? width = (int)float.Parse(tok.NextToken(), System.Globalization.CultureInfo.InvariantCulture);
int firstUni = AdobeGlyphList.NameToUnicode(first);
int secondUni = AdobeGlyphList.NameToUnicode(second);
if (firstUni != -1 && secondUni != -1)
{
long record = ((long)firstUni << 32) + secondUni;
kernPairs.Put(record, width);
}
}
else
{
if (ident.Equals("EndKernPairs"))
{
startKernPairs = false;
break;
}
}
}
}
else
{
if (!endOfMetrics)
{
String metricsPath = fontParser.GetAfmPath();
if (metricsPath != null)
{
throw new iText.IO.IOException("endfontmetrics is missing in {0}.").SetMessageParams(metricsPath);
}
else
{
throw new iText.IO.IOException("endfontmetrics is missing in the metrics file.");
}
}
}
if (startKernPairs)
{
String metricsPath = fontParser.GetAfmPath();
if (metricsPath != null)
{
throw new iText.IO.IOException("endkernpairs is missing in {0}.").SetMessageParams(metricsPath);
}
else
{
throw new iText.IO.IOException("endkernpairs is missing in the metrics file.");
}
}
raf.Close();
isFontSpecific = !(encodingScheme.Equals("AdobeStandardEncoding") || encodingScheme.Equals("StandardEncoding"
));
}
