pdfviewer: (part 1) store the offset of the location of object in file/stream. In order to use the …

experimental/PdfViewer/SkPdfConfig.h

Index: experimental/PdfViewer/SkPdfConfig.h
===================================================================
--- experimental/PdfViewer/SkPdfConfig.h	(revision 11100)
+++ experimental/PdfViewer/SkPdfConfig.h	(working copy)
@@ -8,7 +8,7 @@
 #ifndef SkPdfConfig_DEFINED
 #define SkPdfConfig_DEFINED
 
-#define PDF_TRACK_OBJECT_USAGE
+//#define PDF_TRACK_OBJECT_USAGE
 //#define PDF_TRACK_STREAM_OFFSETS
 //#define PDF_TRACE
 //#define PDF_TRACE_READ_TOKEN
@@ -33,4 +33,45 @@
 #define SkPdfMarkObjectUnused()
 #endif   // PDF_TRACK_OBJECT_USAGE
 
+#ifdef PDF_TRACK_STREAM_OFFSETS
+
+// TODO(edisonn): track source files
+#define SkPdfTrackSrourceFile(foo) -2
+
+#define GET_TRACK_STREAM , int streamId, const unsigned char* streamStart
+#define PUT_TRACK_STREAM_ARGS , streamId, streamStart
+#define PUT_TRACK_STREAM(start,end) , streamId, start-streamStart, end-streamStart
+#define PUT_TRACK_STREAM_ARGS_EXPL(a,b,c) , a, b, c
+#define PUT_TRACK_STREAM_ARGS_EXPL2(a,b) , a, b
+
+
+#define PUT_TRACK_PARAMETERS , streamId, offsetStart, offsetEnd
+#define PUT_TRACK_PARAMETERS_OBJ(obj) , (obj)->streamId(), (obj)->offsetStart(), (obj)->offsetEnd()
+#define PUT_TRACK_PARAMETERS_OBJ2(obj,objEnd) , (obj)->streamId(), (obj)->offsetStart(), (objEnd)->offsetEnd()
+#define PUT_TRACK_PARAMETERS_SRC , SkPdfTrackSrourceFile(__FILE__), __LINE__, __LINE__
+#define PUT_TRACK_PARAMETERS_SRC0  SkPdfTrackSrourceFile(__FILE__), __LINE__, __LINE__
+#define GET_TRACK_PARAMETERS , int streamId, int offsetStart, int offsetEnd
+#define GET_TRACK_PARAMETERS0  int streamId, int offsetStart, int offsetEnd
+#define STORE_TRACK_PARAMETERS(obj) (obj)->fStreamId = streamId; (obj)->fOffsetStart = offsetStart; (obj)->fOffsetEnd = offsetEnd;
+#define STORE_TRACK_PARAMETER_OFFSET_END(obj,offsetEnd) (obj)->fOffsetEnd = (offsetEnd)-streamStart;
+#else
+#define GET_TRACK_STREAM
+#define PUT_TRACK_STREAM_ARGS
+#define PUT_TRACK_STREAM(start,end)
+#define PUT_TRACK_STREAM_ARGS_EXPL(a,b,c)
+#define PUT_TRACK_STREAM_ARGS_EXPL2(a,b)
+
+
+#define PUT_TRACK_PARAMETERS
+#define PUT_TRACK_PARAMETERS_OBJ(obj)
+#define PUT_TRACK_PARAMETERS_OBJ2(obj,objEnd)
+#define PUT_TRACK_PARAMETERS_SRC
+#define PUT_TRACK_PARAMETERS_SRC0
+#define GET_TRACK_PARAMETERS
+#define GET_TRACK_PARAMETERS0
+#define STORE_TRACK_PARAMETERS(obj)
+#define STORE_TRACK_PARAMETER_OFFSET_END(obj,offsetEnd)
+#endif   //PDF_TRACK_STREAM_OFFSETS
+
+
 #endif  // SkPdfConfig_DEFINED