Clean up CPDF_AnnotList.

fpdfsdk/include/fsdk_mgr.h

 // Copyright 2014 PDFium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
 
 #ifndef FPDFSDK_INCLUDE_FSDK_MGR_H_
 #define FPDFSDK_INCLUDE_FSDK_MGR_H_
 
 #include <map>
@@ skipping 273 matching lines @@
   CPDF_OCContext* m_pOccontent;
   FX_BOOL m_bChangeMask;
 };
 class CPDFSDK_PageView final {
  public:
   CPDFSDK_PageView(CPDFSDK_Document* pSDKDoc, CPDF_Page* page);
   ~CPDFSDK_PageView();
   void PageView_OnDraw(CFX_RenderDevice* pDevice,
                        CPDF_Matrix* pUser2Device,
                        CPDF_RenderOptions* pOptions);
-  CPDF_Annot* GetPDFAnnotAtPoint(FX_FLOAT pageX, FX_FLOAT pageY);
+  const CPDF_Annot* GetPDFAnnotAtPoint(FX_FLOAT pageX, FX_FLOAT pageY);
   CPDFSDK_Annot* GetFXAnnotAtPoint(FX_FLOAT pageX, FX_FLOAT pageY);
-  CPDF_Annot* GetPDFWidgetAtPoint(FX_FLOAT pageX, FX_FLOAT pageY);
+  const CPDF_Annot* GetPDFWidgetAtPoint(FX_FLOAT pageX, FX_FLOAT pageY);
   CPDFSDK_Annot* GetFXWidgetAtPoint(FX_FLOAT pageX, FX_FLOAT pageY);
   CPDFSDK_Annot* GetFocusAnnot();
   void SetFocusAnnot(CPDFSDK_Annot* pSDKAnnot, FX_UINT nFlag = 0) {
     m_pSDKDoc->SetFocusAnnot(pSDKAnnot, nFlag);
   }
   FX_BOOL KillFocusAnnot(FX_UINT nFlag = 0) {
     return m_pSDKDoc->KillFocusAnnot(nFlag);
   }
   FX_BOOL Annot_HasAppearance(CPDF_Annot* pAnnot);
 
@@ skipping 11 matching lines @@
   FX_BOOL OnLButtonUp(const CPDF_Point& point, FX_UINT nFlag);
   FX_BOOL OnChar(int nChar, FX_UINT nFlag);
   FX_BOOL OnKeyDown(int nKeyCode, int nFlag);
   FX_BOOL OnKeyUp(int nKeyCode, int nFlag);
 
   FX_BOOL OnMouseMove(const CPDF_Point& point, int nFlag);
   FX_BOOL OnMouseWheel(double deltaX,
                        double deltaY,
                        const CPDF_Point& point,
                        int nFlag);
-  FX_BOOL IsValidAnnot(CPDF_Annot* p) const;
+  bool IsValidAnnot(const CPDF_Annot* p) const;
   void GetCurrentMatrix(CPDF_Matrix& matrix) { matrix = m_curMatrix; }
   void UpdateRects(CFX_RectArray& rects);
   void UpdateView(CPDFSDK_Annot* pAnnot);
   const std::vector<CPDFSDK_Annot*>& GetAnnotList() const {
     return m_fxAnnotArray;
   }
 
   int GetPageIndex();
   void LoadFXAnnots();
   void SetValid(FX_BOOL bValid) { m_bValid = bValid; }
@@ skipping 87 matching lines @@
     }
 
     if (nStartPos < m)
       QuickSort(nStartPos, m, bAscend, pCompare);
     if (nStopPos > m)
       QuickSort(m, nStopPos, bAscend, pCompare);
   }
 };
 
 #endif  // FPDFSDK_INCLUDE_FSDK_MGR_H_