Add FPDFDest_GetLocationInPage API

Add an API to get the value of the /XYZ destination parameter.

This CL was originally from https://codereview.chromium.org/1960193003/ by
halcanary@.

Review-Url: https://codereview.chromium.org/2481743004

1 files changed, 7 insertions, 0 deletions

diff --git a/core/fpdfdoc/cpdf_dest.h b/core/fpdfdoc/cpdf_dest.h
index 8f38192fd8..527d1dcf8b 100644
--- a/core/fpdfdoc/cpdf_dest.h
+++ b/core/fpdfdoc/cpdf_dest.h
@@ -25,6 +25,13 @@ class CPDF_Dest {
   int GetZoomMode();
   FX_FLOAT GetParam(int index);
 
+  bool GetXYZ(bool* pHasX,
+              bool* pHasY,
+              bool* pHasZoom,
+              float* pX,
+              float* pY,
+              float* pZoom) const;
+
  private:
   CPDF_Object* m_pObj;
 };