refactoring for pdf viewer lib

experimental/PdfViewer/autogen/SkPdfType1HalftoneDictionary_autogen.h

 #ifndef __DEFINED__SkPdfType1HalftoneDictionary
 #define __DEFINED__SkPdfType1HalftoneDictionary
 
 #include "SkPdfUtils.h"
 #include "SkPdfEnums_autogen.h"
 #include "SkPdfArray_autogen.h"
 #include "SkPdfDictionary_autogen.h"
 
 // Entries in a type 1 halftone dictionary
 class SkPdfType1HalftoneDictionary : public SkPdfDictionary {
@@ skipping 514 matching lines @@
 
   SkPdfType1HalftoneDictionary& operator=(const SkPdfType1HalftoneDictionary& 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 Halftone for a halftone dictionary.
 **/
   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) A code identifying the halftone type that this dictionary
  *  describes; must be 1 for this type of halftone.
 **/
   bool has_HalftoneType() const {
     return (ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "HalftoneType", "", NULL));
   }
 
-  long HalftoneType() const {
-    long ret;
-    if (LongFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "HalftoneType", "", &ret)) return ret;
-    // TODO(edisonn): warn about missing required field, assert for known good pdfs
-    return 0;
-  }
-
+  long HalftoneType() const;
 /** (Optional) The name of the halftone dictionary.
 **/
   bool has_HalftoneName() const {
     return (ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "HalftoneName", "", NULL));
   }
 
-  std::string HalftoneName() const {
-    std::string ret;
-    if (StringFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "HalftoneName", "", &ret)) return ret;
-    // TODO(edisonn): warn about missing required field, assert for known good pdfs
-    return "";
-  }
-
+  std::string HalftoneName() const;
 /** (Required) The screen frequency, measured in halftone cells per inch in
  *  device space.
 **/
   bool has_Frequency() const {
     return (ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "Frequency", "", NULL));
   }
 
-  double Frequency() const {
-    double ret;
-    if (DoubleFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "Frequency", "", &ret)) return ret;
-    // TODO(edisonn): warn about missing required field, assert for known good pdfs
-    return 0;
-  }
-
+  double Frequency() const;
 /** (Required) The screen angle, in degrees of rotation counterclockwise
  *  with respect to the device coordinate system. (Note that most output
  *  devices have left-handed device spaces; on such devices, a counter-
  *  clockwise angle in device space will correspond to a clockwise angle in
  *  default user space and on the physical medium.)
 **/
   bool has_Angle() const {
     return (ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "Angle", "", NULL));
   }
 
-  double Angle() const {
-    double ret;
-    if (DoubleFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "Angle", "", &ret)) return ret;
-    // TODO(edisonn): warn about missing required field, assert for known good pdfs
-    return 0;
-  }
-
+  double Angle() const;
 /** (Required) A function object defining the order in which device pixels
  *  within a screen cell are adjusted for different gray levels, or the name of
  *  one of the predefined spot functions (see Table 6.1 on page 385).
 **/
   bool has_SpotFunction() const {
     return (ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "SpotFunction", "", NULL));
   }
 
   bool isSpotFunctionAFunction() const {
     SkPdfObject* ret = NULL;
     if (!ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "SpotFunction", "", &ret)) return false;
     return ret->podofo()->GetDataType() == ePdfDataType_Reference;
   }
 
-  SkPdfFunction getSpotFunctionAsFunction() const {
-    SkPdfFunction ret = SkPdfFunction();
-    if (FunctionFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "SpotFunction", "", &ret)) return ret;
-    // TODO(edisonn): warn about missing required field, assert for known good pdfs
-    return SkPdfFunction();
-  }
-
+  SkPdfFunction getSpotFunctionAsFunction() const;
   bool isSpotFunctionAName() const {
     SkPdfObject* ret = NULL;
     if (!ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "SpotFunction", "", &ret)) return false;
     return ret->podofo()->GetDataType() == ePdfDataType_Name;
   }
 
-  std::string getSpotFunctionAsName() const {
-    std::string ret = "";
-    if (NameFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "SpotFunction", "", &ret)) return ret;
-    // TODO(edisonn): warn about missing required field, assert for known good pdfs
-    return "";
-  }
-
+  std::string getSpotFunctionAsName() const;
 /** (Optional) A flag specifying whether to invoke a special halftone al-
  *  gorithm that is extremely precise, but computationally expensive; see
  *  below for further discussion. Default value: false.
 **/
   bool has_AccurateScreens() const {
     return (ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "AccurateScreens", "", NULL));
   }
 
-  bool AccurateScreens() const {
-    bool ret;
-    if (BoolFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "AccurateScreens", "", &ret)) return ret;
-    // TODO(edisonn): warn about missing required field, assert for known good pdfs
-    return false;
-  }
-
+  bool AccurateScreens() const;
 /** (Optional) A transfer function, which overrides the current transfer
  *  function in the graphics state for the same component. This entry is
  *  required if the dictionary is a component of a type 5 halftone (see
  *  "Type 5 Halftones" on page 400) and represents either a nonprimary
  *  or nonstandard primary color component (see Section 6.3, "Transfer
  *  Functions"). The name Identity may be used to specify the identity
  *  function.
 **/
   bool has_TransferFunction() const {
     return (ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "TransferFunction", "", NULL));
   }
 
   bool isTransferFunctionAFunction() const {
     SkPdfObject* ret = NULL;
     if (!ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "TransferFunction", "", &ret)) return false;
     return ret->podofo()->GetDataType() == ePdfDataType_Reference;
   }
 
-  SkPdfFunction getTransferFunctionAsFunction() const {
-    SkPdfFunction ret = SkPdfFunction();
-    if (FunctionFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "TransferFunction", "", &ret)) return ret;
-    // TODO(edisonn): warn about missing required field, assert for known good pdfs
-    return SkPdfFunction();
-  }
-
+  SkPdfFunction getTransferFunctionAsFunction() const;
   bool isTransferFunctionAName() const {
     SkPdfObject* ret = NULL;
     if (!ObjectFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "TransferFunction", "", &ret)) return false;
     return ret->podofo()->GetDataType() == ePdfDataType_Name;
   }
 
-  std::string getTransferFunctionAsName() const {
-    std::string ret = "";
-    if (NameFromDictionary(fPodofoDoc, fPodofoObj->GetDictionary(), "TransferFunction", "", &ret)) return ret;
-    // TODO(edisonn): warn about missing required field, assert for known good pdfs
-    return "";
-  }
-
+  std::string getTransferFunctionAsName() const;
 };
 
 #endif  // __DEFINED__SkPdfType1HalftoneDictionary