Basic support for Type3 Fonts in Pdf + various refactorings

experimental/PdfViewer/autogen/SkPdfHexString_autogen.h

+#ifndef __DEFINED__SkPdfHexString
+#define __DEFINED__SkPdfHexString
+
+#include "SkPdfUtils.h"
+#include "SkPdfEnums_autogen.h"
+#include "SkPdfArray_autogen.h"
+#include "SkPdfString_autogen.h"
+
+class SkPdfHexString : public SkPdfString {
+public:
+  virtual SkPdfObjectType getType() const { return kHexString_SkPdfObjectType;}
+  virtual SkPdfObjectType getTypeEnd() const { return (SkPdfObjectType)(kHexString_SkPdfObjectType + 1);}
+public:
+  virtual SkPdfHexString* asHexString() {return this;}
+  virtual const SkPdfHexString* asHexString() const {return this;}
+
+private:
+public:
+  const std::string& value() const {return fPodofoObj->GetString().GetStringUtf8();}
+private:
+public:
+  SkPdfHexString(const PdfMemDocument* podofoDoc = NULL, const PdfObject* podofoObj = NULL) : SkPdfString(podofoDoc, podofoObj) {}
+
+  SkPdfHexString(const SkPdfHexString& from) : SkPdfString(from.fPodofoDoc, from.fPodofoObj) {}
+
+  virtual bool valid() const {return true;}
+
+  SkPdfHexString& operator=(const SkPdfHexString& from) {this->fPodofoDoc = from.fPodofoDoc; this->fPodofoObj = from.fPodofoObj; return *this;}
+
+};
+
+#endif  // __DEFINED__SkPdfHexString