Base the new image reps off of GSImageMagickImageRep since both formats are supported by that image rep. The subclasses will access specific features not exposed in the GSImageMagickImageRep for those formats

Headers/AppKit/NSPDFImageRep.h

@@ -26,6 +26,7 @@
 #define _NSPDFImageRep_h_GNUSTEP_GUI_INCLUDE
 
 #include <AppKit/NSImageRep.h>
+#include "GNUstepGUI/GSImageMagickImageRep.h"
 
 #if OS_API_VERSION(MAC_OS_X_VERSION_10_0, GS_API_LATEST)
 
@@ -33,9 +34,8 @@
 extern "C" {
 #endif
 
-@interface NSPDFImageRep : NSImageRep
+@interface NSPDFImageRep : GSImageMagickImageRep
 {
-  NSData *_imageData;
   NSRect  _bounds;
   NSInteger _pageCount;
   NSInteger _currentPage;

Headers/AppKit/NSPICTImageRep.h

@@ -27,6 +27,8 @@
 
 #include <AppKit/NSImageRep.h>
 #include <Foundation/NSGeometry.h>
+#import "GNUstepGUI/GSImageMagickImageRep.h"
+
 
 #if OS_API_VERSION(MAC_OS_X_VERSION_10_0, GS_API_LATEST)
 
@@ -36,9 +38,8 @@ extern "C" {
 
 @class NSData;
   
-@interface NSPICTImageRep : NSImageRep
+@interface NSPICTImageRep : GSImageMagickImageRep
 {
-  NSData *_imageData;
   NSData *_pictRepresentation;
   NSRect  _boundingBox;
   NSUInteger _position;

Source/NSPDFImageRep.m

@@ -35,7 +35,9 @@
   self = [super init];
   if(self != nil)
     {
-      ASSIGNCOPY(_imageData, imageData);
+#if HAVE_IMAGEMAGICK
+  
+#endif
     }
   return self;
 }

Source/NSPICTImageRep.m

@@ -24,46 +24,6 @@
 
 #include <AppKit/NSPICTImageRep.h>
 
-#define BYTE unsigned char
-#define DWORD unsigned int
-#define WORD unsigned short
-#define SHORT short
-
-struct PICT_Header
-{
-  // Initial header
-  SHORT file_size;
-  SHORT x_top_left;
-  SHORT y_top_left;
-  SHORT x_lower_right;
-  SHORT y_lower_right;
-
-  // Version 2
-  SHORT version_operator;
-  SHORT version_num;
-
-  // picSize
-  WORD pic_size;
-  WORD image_top;
-  WORD image_left;
-  WORD image_bottom;
-  WORD image_right;
-
-  // picFrame v2
-  WORD version;
-  WORD pic_version;
-  WORD reserved_header_opcode;
-  WORD header_opcode;
-  DWORD picture_size_bytes;
-  DWORD original_horizontal_resolution;
-  DWORD original_vertical_resolution;
-  WORD x_value_of_top_left_of_image;
-  WORD y_value_of_top_left_of_image;
-  WORD x_value_of_lower_right_of_image;
-  WORD y_value_of_lower_right_of_image;
-  DWORD reserved;
-};
-
 @implementation NSPICTImageRep
 
 + (instancetype) imageRepWithData: (NSData *)imageData
@@ -80,18 +40,12 @@ struct PICT_Header
 
 - (instancetype) initWithData: (NSData *)imageData
 {
-  self = [super init];
+  self = [super initWithData: imageData];
   if (self != nil)
     {
-      BOOL result = NO;
-      
-      ASSIGNCOPY(_imageData, imageData);
-      result = [self _readHeader];
-      if (result == NO)
-        {
-          RELEASE(self);
-          return nil;
-        }
+#if HAVE_IMAGEMAGICK
+  
+#endif
     }
   return self;
 }
@@ -106,15 +60,5 @@ struct PICT_Header
   return [_pictRepresentation copy];
 }
 
-- (BOOL) _drawPICT
-{
-  return NO;
-}
-
-- (BOOL) draw
-{
-  return [self _drawPICT];
-}
-
 @end