refactoring for pdf viewer lib

experimental/PdfViewer/autogen/SkPdfStructureElementDictionary_autogen.h

 #ifndef __DEFINED__SkPdfStructureElementDictionary
 #define __DEFINED__SkPdfStructureElementDictionary
 
 #include "SkPdfUtils.h"
 #include "SkPdfEnums_autogen.h"
 #include "SkPdfArray_autogen.h"
 #include "SkPdfDictionary_autogen.h"
 
 // Entries in a structure element dictionary
 class SkPdfStructureElementDictionary : public SkPdfDictionary {
@@ skipping 514 matching lines @@
 
   SkPdfStructureElementDictionary& operator=(const SkPdfStructureElementDictionary& from) {this->fPodofoDoc = from.fPodofoDoc; this->fPodofoObj = from.fPodofoObj; return *this;}
 
 /** (Optional) The type of PDF object that this dictionary describes; if
  *  present, must be StructElem for a structure element.
 **/
   bool has_Type() const {
     return (ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "Type", "", NULL));
   }
 
-  std::string Type() const {
-    std::string ret;
-    if (NameFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "Type", "", &ret)) return ret;
-    // TODO(edisonn): warn about missing required field, assert for known good pdfs
-    return "";
-  }
-
+  std::string Type() const;
 /** (Required) The structure type, a name object identifying the nature of the
  *  structure element and its role within the document, such as a chapter,
  *  paragraph, or footnote (see Section 9.6.2, "Structure Types"). Names of
  *  structure types must conform to the guidelines described in Appendix E.
 **/
   bool has_S() const {
     return (ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "S", "", NULL));
   }
 
-  std::string S() const {
-    std::string ret;
-    if (NameFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "S", "", &ret)) return ret;
-    // TODO(edisonn): warn about missing required field, assert for known good pdfs
-    return "";
-  }
-
+  std::string S() const;
 /** (Required; must be an indirect reference) The structure element that is the
  *  immediate parent of this one in the structure hierarchy.
 **/
   bool has_P() const {
     return (ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "P", "", NULL));
   }
 
-  SkPdfDictionary* P() const {
-    SkPdfDictionary* ret;
-    if (DictionaryFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "P", "", &ret)) return ret;
-    // TODO(edisonn): warn about missing required field, assert for known good pdfs
-    return NULL;
-  }
-
+  SkPdfDictionary* P() const;
 /** (Optional) The element identifier, a string designating this structure
  *  element. The string must be unique among all elements in the docu-
  *  ment's structure hierarchy. The IDTree entry in the structure tree root
  *  (see Table 9.9) defines the correspondence between element identifiers
  *  and the structure elements they denote.
 **/
   bool has_ID() const {
     return (ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "ID", "", NULL));
   }
 
-  std::string ID() const {
-    std::string ret;
-    if (StringFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "ID", "", &ret)) return ret;
-    // TODO(edisonn): warn about missing required field, assert for known good pdfs
-    return "";
-  }
-
+  std::string ID() const;
 /** (Optional; must be an indirect reference) A page object representing a
  *  page on which some or all of the content items designated by the K entry
  *  are rendered.
 **/
   bool has_Pg() const {
     return (ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "Pg", "", NULL));
   }
 
-  SkPdfDictionary* Pg() const {
-    SkPdfDictionary* ret;
-    if (DictionaryFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "Pg", "", &ret)) return ret;
-    // TODO(edisonn): warn about missing required field, assert for known good pdfs
-    return NULL;
-  }
-
+  SkPdfDictionary* Pg() const;
 /** (Optional) The contents of this structure element, which may consist of
  *  one or more marked-content sequences, PDF objects, and other struc-
  *  ture elements. The value of this entry may be any of the following:
  *  *  An integer marked-content identifier denoting a marked-content
  *     sequence
  *  *  A marked-content reference dictionary denoting a marked-content
  *     sequence
  *  *  An object reference dictionary denoting a PDF object
  *  *  A structure element dictionary denoting another structure element
  *  *  An array, each of whose elements is one of the objects listed above
  *  See Section 9.6.3, "Structure Content" for further discussion of each of
  *  these forms of representation.
 **/
   bool has_K() const {
     return (ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "K", "", NULL));
   }
 
-  SkPdfObject* K() const {
-    SkPdfObject* ret;
-    if (ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "K", "", &ret)) return ret;
-    // TODO(edisonn): warn about missing required field, assert for known good pdfs
-    return NULL;
-  }
-
+  SkPdfObject* K() const;
 /** (Optional) The attribute object or objects, if any, associated with this
  *  structure element. Each attribute object is either a dictionary or a
  *  stream; the value of this entry may be either a single attribute object or
  *  an array of such objects together with their revision numbers (see
  *  Section 9.6.4, "Structure Attributes," and "Attribute Revision Numbers"
  *  on page 606).
 **/
   bool has_A() const {
     return (ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "A", "", NULL));
   }
 
-  SkPdfObject* A() const {
-    SkPdfObject* ret;
-    if (ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "A", "", &ret)) return ret;
-    // TODO(edisonn): warn about missing required field, assert for known good pdfs
-    return NULL;
-  }
-
+  SkPdfObject* A() const;
 /** (Optional) The attribute class or classes, if any, to which this structure
  *  element belongs. The value of this entry may be either a single class
  *  name or an array of class names together with their revision numbers
  *  (see "Attribute Classes" on page 605 and "Attribute Revision Numbers"
  *  on page 606).
  *  Note: If both the A and C entries are present and a given attribute is speci-
  *  fied by both, the one specified by the A entry takes precedence.
 **/
   bool has_C() const {
     return (ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "C", "", NULL));
   }
 
   bool isCAName() const {
     SkPdfObject* ret = NULL;
     if (!ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "C", "", &ret)) return false;
     return ret->podofo()->GetDataType() == ePdfDataType_Name;
   }
 
-  std::string getCAsName() const {
-    std::string ret = "";
-    if (NameFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "C", "", &ret)) return ret;
-    // TODO(edisonn): warn about missing required field, assert for known good pdfs
-    return "";
-  }
-
+  std::string getCAsName() const;
   bool isCAArray() const {
     SkPdfObject* ret = NULL;
     if (!ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "C", "", &ret)) return false;
     return ret->podofo()->GetDataType() == ePdfDataType_Array;
   }
 
-  SkPdfArray* getCAsArray() const {
-    SkPdfArray* ret = NULL;
-    if (ArrayFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "C", "", &ret)) return ret;
-    // TODO(edisonn): warn about missing required field, assert for known good pdfs
-    return NULL;
-  }
-
+  SkPdfArray* getCAsArray() const;
 /** (Optional) The current revision number of this structure element (see
  *  "Attribute Revision Numbers" on page 606). The value must be a non-
  *  negative integer. Default value: 0.
 **/
   bool has_R() const {
     return (ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "R", "", NULL));
   }
 
-  long R() const {
-    long ret;
-    if (LongFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "R", "", &ret)) return ret;
-    // TODO(edisonn): warn about missing required field, assert for known good pdfs
-    return 0;
-  }
-
+  long R() const;
 /** (Optional) The title of the structure element, a text string representing it
  *  in human-readable form. The title should characterize the specific struc-
  *  ture element, such as Chapter 1, rather than merely a generic element
  *  type, such as Chapter.
 **/
   bool has_T() const {
     return (ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "T", "", NULL));
   }
 
-  std::string T() const {
-    std::string ret;
-    if (StringFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "T", "", &ret)) return ret;
-    // TODO(edisonn): warn about missing required field, assert for known good pdfs
-    return "";
-  }
-
+  std::string T() const;
 /** (Optional; PDF 1.4) A language identifier specifying the natural language
  *  for all text in the structure element except where overridden by language
  *  specifications for nested structure elements or marked content (see Sec-
  *  tion 9.8.1, "Natural Language Specification"). If this entry is absent, the
  *  language (if any) specified in the document catalog applies.
 **/
   bool has_Lang() const {
     return (ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "Lang", "", NULL));
   }
 
-  std::string Lang() const {
-    std::string ret;
-    if (StringFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "Lang", "", &ret)) return ret;
-    // TODO(edisonn): warn about missing required field, assert for known good pdfs
-    return "";
-  }
-
+  std::string Lang() const;
 /** (Optional) An alternate description of the structure element and its
  *  children in human-readable form, useful when extracting the docu-
  *  ment's contents in support of accessibility to disabled users or for other
  *  purposes (see Section 9.8.2, "Alternate Descriptions").
 **/
   bool has_Alt() const {
     return (ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "Alt", "", NULL));
   }
 
-  std::string Alt() const {
-    std::string ret;
-    if (StringFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "Alt", "", &ret)) return ret;
-    // TODO(edisonn): warn about missing required field, assert for known good pdfs
-    return "";
-  }
-
+  std::string Alt() const;
 /** (Optional; PDF 1.4) Text that is an exact replacement for the structure
  *  element and its children. This replacement text (which should apply to
  *  as small a piece of content as possible) is useful when extracting the doc-
  *  ument's contents in support of accessibility to disabled users or for other
  *  purposes (see Section 9.8.3, "Replacement Text").
 **/
   bool has_ActualText() const {
     return (ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "ActualText", "", NULL));
   }
 
-  std::string ActualText() const {
-    std::string ret;
-    if (StringFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "ActualText", "", &ret)) return ret;
-    // TODO(edisonn): warn about missing required field, assert for known good pdfs
-    return "";
-  }
-
+  std::string ActualText() const;
 };
 
 #endif  // __DEFINED__SkPdfStructureElementDictionary