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handle type 1 font with no descriptor information #132

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though required by the spec an adobe type 1 font may be missing all width data. in this case we default to empty values and treat it like a normal adobe type 1 font.
This commit is contained in:
Eliot Jones
2020-02-05 10:46:39 +00:00
parent 10ca77a034
commit 40dc80c281
1 changed files with 28 additions and 14 deletions
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20
src/UglyToad.PdfPig/PdfFonts/Parser/Handlers/Type1FontHandler.cs
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@@ -48,16 +48,30 @@
var metrics = Standard14.GetAdobeFontMetrics(standard14Name.Data);
if (metrics != null)
{
var overrideEncoding = encodingReader.Read(dictionary, isLenientParsing);
return new Type1Standard14Font(metrics, overrideEncoding);
}
}
var firstCharacter = FontDictionaryAccessHelper.GetFirstCharacter(dictionary);
int firstCharacter, lastCharacter;
double[] widths;
if (!usingStandard14Only)
{
firstCharacter = FontDictionaryAccessHelper.GetFirstCharacter(dictionary);
var lastCharacter = FontDictionaryAccessHelper.GetLastCharacter(dictionary);
lastCharacter = FontDictionaryAccessHelper.GetLastCharacter(dictionary);
var widths = FontDictionaryAccessHelper.GetWidths(pdfScanner, dictionary, isLenientParsing);
widths = FontDictionaryAccessHelper.GetWidths(pdfScanner, dictionary, isLenientParsing);
}
else
{
firstCharacter = 0;
lastCharacter = 0;
widths = EmptyArray<double>.Instance;
}
if (!dictionary.TryGet(NameToken.FontDescriptor, out var _))
{