pdfium_test: print out some annotations

public/fpdf_doc.h

Index: public/fpdf_doc.h
diff --git a/public/fpdf_doc.h b/public/fpdf_doc.h
index 0b7874325931c8b1e0b8a8abe96b313677f1fe41..38f7e6958001a0db77cbf5c7667dcde15251d7be 100644
--- a/public/fpdf_doc.h
+++ b/public/fpdf_doc.h
@@ -171,6 +171,18 @@ DLLEXPORT unsigned long STDCALL FPDFAction_GetURIPath(FPDF_DOCUMENT document,
 DLLEXPORT unsigned long STDCALL FPDFDest_GetPageIndex(FPDF_DOCUMENT document,
                                                       FPDF_DEST dest);
 
+// Get the (x, y) location of |dest| in the destination page, if the
+// destination is in [page /XYZ x y zoom] syntax.

[Lei Zhang, 2016/05/23 16:47:32]

What about the zoom value?

+//
+//   dest - handle to the destination.
+//   x    - out parameter; the x coordinate, in the page coordinate system.
+//   y    - out parameter; the y coordinate, in the page coordinate system.
+//
+// Returns TRUE on success.
+DLLEXPORT FPDF_BOOL STDCALL FPDFDest_GetLocationInPage(FPDF_DEST dest,
+                                                       FS_FLOAT* x,
+                                                       FS_FLOAT* y);
+
 // Find a link at point (|x|,|y|) on |page|.
 //
 //   page - handle to the document page.