private void PrepareSizes(PdfDictionary baseData)
{
// Set "Times-Roman" as default basefont sizes
_widths = PdfStandar14FontMetrics.Times_Roman.Widths;
_height = PdfStandar14FontMetrics.Times_Roman.ApproxHeight;
if (baseData.Values.ContainsKey("ToUnicode"))
{
byte[] toUnicodeStream = ((PdfStream)baseData.Values["ToUnicode"]).Data;
PdfParser parser = new PdfParser(toUnicodeStream);
_toUnicode = parser.ParseToUnicode();
}
string baseFont = _baseData.GetParamAsString("BaseFont");
if (string.IsNullOrEmpty(baseFont))
{
SetBaseFontSizes(baseFont);
}
if (_baseData.Values.ContainsKey("FirstChar") && _baseData.Values.ContainsKey("LastChar") && _baseData.Values.ContainsKey("Widths"))
{
ParseSizes();
}
}
public PdfFont(PdfDictionary baseData)
{
_baseData = baseData;
string type = baseData.GetParamAsString("Type");
if (type != "Font")
{
// NOTE: Type="Font" is Required by the standard, continuing anyway
_tainted = true;
}
PrepareSizes(baseData);
}
public PdfDocumentPage(PdfDictionary baseData, PdfDictionary resources)
{
_baseData = baseData;
string type = baseData.GetParamAsString("Type");
if (type != "Page")
{
throw new Exception(string.Format("PdfDocumentPage: Expected dictionary of type:\"Page\". Found: {0}", type));
}
// Get content, resources and fonts
_content = _baseData.GetParamAsStream("Contents");
if (_baseData.Values.ContainsKey("Resources") == false)
{
_resources = resources;
}
else
{
_resources = _baseData.Values["Resources"] as PdfDictionary;
}
if (_resources != null && _resources.Values.ContainsKey("Font"))
{
PdfDictionary fonts = _resources.Values["Font"] as PdfDictionary;
foreach (KeyValuePair <string, IPdfElement> pair in fonts.Values)
{
var font = new PdfFont(pair.Value as PdfDictionary);
font.Name = pair.Key;
_fonts.Add(pair.Key, font);
}
}
// Parse content
if (_content != null)
{
PdfParser parser = new PdfParser(_content);
_contentActions = parser.ParseContent();
}
else
{
_contentActions = new List <PdfContentAction>();
}
}
