Cleanup parts of CPDFSDK_AnnotIterator and CPDFSDK_PageView.
[pdfium.git] / fpdfsdk / include / fsdk_annothandler.h
index dc2e40a..8970545 100644 (file)
-// Copyright 2014 PDFium Authors. All rights reserved.\r
-// Use of this source code is governed by a BSD-style license that can be\r
-// found in the LICENSE file.\r
\r
-// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com\r
-\r
-#ifndef _FSDK_ANNOTHANDLER_H_\r
-#define _FSDK_ANNOTHANDLER_H_\r
-\r
-\r
-class CPDFDoc_Environment;\r
-class CFFL_IFormFiller;\r
-class CPDFSDK_PageView;\r
-class IPDFSDK_AnnotHandler\r
-{\r
-\r
-public:\r
-       virtual ~IPDFSDK_AnnotHandler() {};\r
-\r
-       virtual CFX_ByteString          GetType() = 0;\r
-\r
-       virtual CFX_ByteString          GetName() = 0;\r
-\r
-       virtual FX_BOOL                         CanAnswer(CPDFSDK_Annot* pAnnot) = 0;\r
-       \r
-\r
-       virtual CPDFSDK_Annot*          NewAnnot(CPDF_Annot* pAnnot, CPDFSDK_PageView* pPage) = 0;\r
-\r
-       virtual void                            ReleaseAnnot(CPDFSDK_Annot* pAnnot) = 0;\r
-\r
-       virtual void                            DeleteAnnot(CPDFSDK_Annot* pAnnot) = 0;\r
-       \r
-\r
-       virtual CPDF_Rect                               GetViewBBox(CPDFSDK_PageView *pPageView, CPDFSDK_Annot* pAnnot) = 0;\r
-       \r
-       virtual FX_BOOL                         HitTest(CPDFSDK_PageView *pPageView, CPDFSDK_Annot* pAnnot, const CPDF_Point& point) = 0;\r
-       \r
-\r
-       virtual void                            OnDraw(CPDFSDK_PageView *pPageView, CPDFSDK_Annot* pAnnot, \r
-               CFX_RenderDevice* pDevice, CPDF_Matrix* pUser2Device,\r
-               FX_DWORD dwFlags) = 0;\r
-       \r
-       virtual void                            OnDrawSleep(CPDFSDK_PageView *pPageView, CPDFSDK_Annot* pAnnot, \r
-               CFX_RenderDevice* pDevice, CPDF_Matrix* pUser2Device,\r
-               const CPDF_Rect& rcWindow, FX_DWORD dwFlags) = 0;\r
-       \r
-\r
-       \r
-\r
-       virtual void                            OnCreate(CPDFSDK_Annot* pAnnot) = 0;\r
-\r
-       virtual void                            OnLoad(CPDFSDK_Annot* pAnnot) = 0;\r
-\r
-       virtual void                            OnDelete(CPDFSDK_Annot* pAnnot) = 0;\r
-\r
-       virtual void                            OnRelease(CPDFSDK_Annot* pAnnot) = 0;\r
-       \r
-\r
-       virtual void                            OnMouseEnter(CPDFSDK_PageView *pPageView, CPDFSDK_Annot* pAnnot, FX_DWORD nFlag) = 0;\r
-       virtual void                            OnMouseExit(CPDFSDK_PageView *pPageView, CPDFSDK_Annot* pAnnot, FX_DWORD nFlag) = 0;\r
-       \r
-\r
-       virtual FX_BOOL                         OnLButtonDown(CPDFSDK_PageView *pPageView, CPDFSDK_Annot* pAnnot, FX_DWORD nFlags, const CPDF_Point& point) = 0;\r
-       virtual FX_BOOL                         OnLButtonUp(CPDFSDK_PageView *pPageView, CPDFSDK_Annot* pAnnot, FX_DWORD nFlags, const CPDF_Point& point) = 0;\r
-       virtual FX_BOOL                         OnLButtonDblClk(CPDFSDK_PageView *pPageView, CPDFSDK_Annot* pAnnot, FX_DWORD nFlags, const CPDF_Point& point) = 0;\r
-       virtual FX_BOOL                         OnMouseMove(CPDFSDK_PageView *pPageView, CPDFSDK_Annot* pAnnot, FX_DWORD nFlags, const CPDF_Point& point) = 0;\r
-       virtual FX_BOOL                         OnMouseWheel(CPDFSDK_PageView *pPageView, CPDFSDK_Annot* pAnnot, FX_DWORD nFlags, short zDelta, const CPDF_Point& point) = 0;\r
-       virtual FX_BOOL                         OnRButtonDown(CPDFSDK_PageView *pPageView, CPDFSDK_Annot* pAnnot, FX_DWORD nFlags, const CPDF_Point& point) = 0;\r
-       virtual FX_BOOL                         OnRButtonUp(CPDFSDK_PageView *pPageView, CPDFSDK_Annot* pAnnot, FX_DWORD nFlags, const CPDF_Point& point) = 0;\r
-       virtual FX_BOOL                         OnRButtonDblClk(CPDFSDK_PageView *pPageView, CPDFSDK_Annot* pAnnot, FX_DWORD nFlags, const CPDF_Point& point) = 0;\r
-//by wjm.\r
-       virtual FX_BOOL                         OnChar(CPDFSDK_Annot* pAnnot, FX_DWORD nChar, FX_DWORD nFlags) = 0;\r
-       virtual FX_BOOL                         OnKeyDown(CPDFSDK_Annot* pAnnot, int nKeyCode, int nFlag) = 0;\r
-       virtual FX_BOOL                         OnKeyUp(CPDFSDK_Annot* pAnnot, int nKeyCode, int nFlag) =0 ;\r
-\r
-       virtual void                            OnDeSelected(CPDFSDK_Annot* pAnnot) = 0;\r
-       virtual void                            OnSelected(CPDFSDK_Annot* pAnnot) = 0;\r
-\r
-       virtual FX_BOOL                         OnSetFocus(CPDFSDK_Annot* pAnnot, FX_DWORD nFlag) = 0;\r
-       virtual FX_BOOL                         OnKillFocus(CPDFSDK_Annot* pAnnot, FX_DWORD nFlag) = 0;\r
-\r
-};\r
-\r
-\r
-class CPDFSDK_BFAnnotHandler:public IPDFSDK_AnnotHandler\r
-{\r
-public:\r
-       CPDFSDK_BFAnnotHandler(CPDFDoc_Environment*     pApp):m_pFormFiller(NULL),m_pApp(pApp) {}\r
-       virtual ~CPDFSDK_BFAnnotHandler() {}\r
-public:\r
-\r
-       virtual CFX_ByteString          GetType()  {return CFX_ByteString("Widget");}\r
-\r
-       virtual CFX_ByteString          GetName()  {return CFX_ByteString("WidgetHandler");}\r
-       \r
-       virtual FX_BOOL                         CanAnswer(CPDFSDK_Annot* pAnnot);\r
-\r
-       virtual CPDFSDK_Annot*          NewAnnot(CPDF_Annot* pAnnot, CPDFSDK_PageView* pPage);\r
-\r
-       virtual void                            ReleaseAnnot(CPDFSDK_Annot* pAnnot)  ;\r
-\r
-       virtual void                            DeleteAnnot(CPDFSDK_Annot* pAnnot) {}\r
-       \r
-\r
-       virtual CPDF_Rect                               GetViewBBox(CPDFSDK_PageView *pPageView, CPDFSDK_Annot* pAnnot) ;\r
-       \r
-       virtual FX_BOOL                         HitTest(CPDFSDK_PageView *pPageView, CPDFSDK_Annot* pAnnot, const CPDF_Point& point);\r
-       \r
-\r
-       virtual void                            OnDraw(CPDFSDK_PageView *pPageView, CPDFSDK_Annot* pAnnot, \r
-               CFX_RenderDevice* pDevice, CPDF_Matrix* pUser2Device,\r
-                FX_DWORD dwFlags) ;\r
-       \r
-       virtual void                            OnDrawSleep(CPDFSDK_PageView *pPageView, CPDFSDK_Annot* pAnnot, \r
-               CFX_RenderDevice* pDevice, CPDF_Matrix* pUser2Device,\r
-               const CPDF_Rect& rcWindow, FX_DWORD dwFlags) {}\r
-       \r
-\r
-       virtual void                            OnCreate(CPDFSDK_Annot* pAnnot) ;\r
-\r
-       virtual void                            OnLoad(CPDFSDK_Annot* pAnnot) ;\r
-\r
-       virtual void                            OnDelete(CPDFSDK_Annot* pAnnot) {}\r
-\r
-       virtual void                            OnRelease(CPDFSDK_Annot* pAnnot) {}\r
-       \r
-\r
-       virtual void                            OnMouseEnter(CPDFSDK_PageView *pPageView, CPDFSDK_Annot* pAnnot, FX_DWORD nFlag) ;\r
-       virtual void                            OnMouseExit(CPDFSDK_PageView *pPageView, CPDFSDK_Annot* pAnnot, FX_DWORD nFlag) ;\r
-       \r
-\r
-       virtual FX_BOOL                         OnLButtonDown(CPDFSDK_PageView *pPageView, CPDFSDK_Annot* pAnnot, FX_DWORD nFlags, const CPDF_Point& point) ;\r
-       virtual FX_BOOL                         OnLButtonUp(CPDFSDK_PageView *pPageView, CPDFSDK_Annot* pAnnot, FX_DWORD nFlags, const CPDF_Point& point) ;\r
-       virtual FX_BOOL                         OnLButtonDblClk(CPDFSDK_PageView *pPageView, CPDFSDK_Annot* pAnnot, FX_DWORD nFlags, const CPDF_Point& point) ;\r
-       virtual FX_BOOL                         OnMouseMove(CPDFSDK_PageView *pPageView, CPDFSDK_Annot* pAnnot, FX_DWORD nFlags, const CPDF_Point& point) ;\r
-       virtual FX_BOOL                         OnMouseWheel(CPDFSDK_PageView *pPageView, CPDFSDK_Annot* pAnnot, FX_DWORD nFlags, short zDelta, const CPDF_Point& point) ;\r
-       virtual FX_BOOL                         OnRButtonDown(CPDFSDK_PageView *pPageView, CPDFSDK_Annot* pAnnot, FX_DWORD nFlags, const CPDF_Point& point) ;\r
-       virtual FX_BOOL                         OnRButtonUp(CPDFSDK_PageView *pPageView, CPDFSDK_Annot* pAnnot, FX_DWORD nFlags, const CPDF_Point& point) ;\r
-       virtual FX_BOOL                         OnRButtonDblClk(CPDFSDK_PageView *pPageView, CPDFSDK_Annot* pAnnot, FX_DWORD nFlags, const CPDF_Point& point) {return FALSE;}\r
-       \r
-//by wjm.\r
-       virtual FX_BOOL                         OnChar(CPDFSDK_Annot* pAnnot, FX_DWORD nChar, FX_DWORD nFlags);\r
-       virtual FX_BOOL                         OnKeyDown(CPDFSDK_Annot* pAnnot, int nKeyCode, int nFlag);\r
-       virtual FX_BOOL                         OnKeyUp(CPDFSDK_Annot* pAnnot, int nKeyCode, int nFlag);\r
-\r
-       virtual void                            OnDeSelected(CPDFSDK_Annot* pAnnot) {}\r
-       virtual void                            OnSelected(CPDFSDK_Annot* pAnnot) {}\r
-\r
-       virtual FX_BOOL                         OnSetFocus(CPDFSDK_Annot* pAnnot, FX_DWORD nFlag);\r
-       virtual FX_BOOL                         OnKillFocus(CPDFSDK_Annot* pAnnot, FX_DWORD nFlag);\r
-\r
-       void                                            SetFormFiller(CFFL_IFormFiller* pFiller){m_pFormFiller = pFiller;}\r
-       CFFL_IFormFiller*                       GetFormFiller() {return m_pFormFiller;}\r
-private:\r
-\r
-       CPDFDoc_Environment*            m_pApp;\r
-       CFFL_IFormFiller*                       m_pFormFiller;\r
-};\r
-\r
-#define CBA_AnnotHandlerArray CFX_ArrayTemplate<IPDFSDK_AnnotHandler*>\r
-class CPDFSDK_AnnotHandlerMgr\r
-{\r
-public:\r
-       // Destroy the handler\r
-       CPDFSDK_AnnotHandlerMgr(CPDFDoc_Environment* pApp);\r
-       virtual ~CPDFSDK_AnnotHandlerMgr() ;\r
-\r
-public:\r
-       void                                            RegisterAnnotHandler(IPDFSDK_AnnotHandler* pAnnotHandler);\r
-       void                                            UnRegisterAnnotHandler(IPDFSDK_AnnotHandler* pAnnotHandler);\r
-\r
-       virtual CPDFSDK_Annot*          NewAnnot(CPDF_Annot * pAnnot, CPDFSDK_PageView *pPageView);\r
-       virtual void                            ReleaseAnnot(CPDFSDK_Annot * pAnnot);\r
-       \r
-       virtual void                            Annot_OnCreate(CPDFSDK_Annot* pAnnot);\r
-       virtual void                            Annot_OnLoad(CPDFSDK_Annot* pAnnot);\r
-public:\r
-       IPDFSDK_AnnotHandler*           GetAnnotHandler(CPDFSDK_Annot* pAnnot) const;\r
-       virtual void                            Annot_OnDraw(CPDFSDK_PageView* pPageView, CPDFSDK_Annot* pAnnot,\r
-               CFX_RenderDevice* pDevice, CPDF_Matrix* pUser2Device,FX_DWORD dwFlags);\r
-\r
-       virtual void                            Annot_OnMouseEnter(CPDFSDK_PageView * pPageView, CPDFSDK_Annot* pAnnot, FX_DWORD nFlags);\r
-       virtual void                            Annot_OnMouseExit(CPDFSDK_PageView * pPageView, CPDFSDK_Annot* pAnnot, FX_DWORD nFlags);\r
-\r
-       virtual FX_BOOL                         Annot_OnLButtonDown(CPDFSDK_PageView * pPageView, CPDFSDK_Annot* pAnnot, FX_DWORD nFlags, const CPDF_Point& point);\r
-       virtual FX_BOOL                         Annot_OnLButtonUp(CPDFSDK_PageView * pPageView, CPDFSDK_Annot* pAnnot, FX_DWORD nFlags, const CPDF_Point& point);\r
-       virtual FX_BOOL                         Annot_OnLButtonDblClk(CPDFSDK_PageView * pPageView, CPDFSDK_Annot* pAnnot, FX_DWORD nFlags, const CPDF_Point& point);\r
-       \r
-       virtual FX_BOOL                         Annot_OnMouseMove(CPDFSDK_PageView * pPageView, CPDFSDK_Annot* pAnnot, FX_DWORD nFlags, const CPDF_Point& point);\r
-       virtual FX_BOOL                         Annot_OnMouseWheel(CPDFSDK_PageView * pPageView, CPDFSDK_Annot* pAnnot, FX_DWORD nFlags, short zDelta, const CPDF_Point& point);\r
-       virtual FX_BOOL                         Annot_OnRButtonDown(CPDFSDK_PageView * pPageView, CPDFSDK_Annot* pAnnot, FX_DWORD nFlags, const CPDF_Point& point);\r
-       virtual FX_BOOL                         Annot_OnRButtonUp(CPDFSDK_PageView * pPageView, CPDFSDK_Annot* pAnnot, FX_DWORD nFlags, const CPDF_Point& point);\r
-\r
-\r
-       virtual FX_BOOL                         Annot_OnChar(CPDFSDK_Annot* pAnnot, FX_DWORD nChar, FX_DWORD nFlags);\r
-       virtual FX_BOOL                         Annot_OnKeyDown(CPDFSDK_Annot* pAnnot, int nKeyCode, int nFlag);\r
-       virtual FX_BOOL                         Annot_OnKeyUp(CPDFSDK_Annot* pAnnot, int nKeyCode, int nFlag);\r
-\r
-       virtual FX_BOOL                         Annot_OnSetFocus(CPDFSDK_Annot* pAnnot, FX_DWORD nFlag);\r
-       virtual FX_BOOL                         Annot_OnKillFocus(CPDFSDK_Annot* pAnnot, FX_DWORD nFlag);\r
-\r
-       virtual CPDF_Rect                       Annot_OnGetViewBBox(CPDFSDK_PageView *pPageView, CPDFSDK_Annot* pAnnot);\r
-       virtual FX_BOOL                         Annot_OnHitTest(CPDFSDK_PageView *pPageView, CPDFSDK_Annot* pAnnot, const CPDF_Point& point);\r
-\r
-private:\r
-       IPDFSDK_AnnotHandler*                   GetAnnotHandler(const CFX_ByteString& sType) const;\r
-       CPDFSDK_Annot*                          GetNextAnnot(CPDFSDK_Annot* pSDKAnnot,FX_BOOL bNext);\r
-private:\r
-       CBA_AnnotHandlerArray           m_Handlers;\r
-       CFX_MapByteStringToPtr          m_mapType2Handler;\r
-       CPDFDoc_Environment*            m_pApp;\r
-};\r
-\r
-//#define CBF_Page2Accessible   CFX_MapPtrTemplate<CPDFSDK_PageView*, IAccessible*>\r
-\r
-typedef int (*AI_COMPARE) (CPDFSDK_Annot* p1, CPDFSDK_Annot* p2);\r
-\r
-class CPDFSDK_AnnotIterator\r
-{\r
-protected:\r
-       CPDFSDK_Annot*  NextAnnot (const CPDFSDK_Annot* pCurrent) ;\r
-       CPDFSDK_Annot*  PrevAnnot (const CPDFSDK_Annot* pCurrent) ;     \r
-       CPDFSDK_Annot*  NextAnnot(int& index ) ;\r
-       CPDFSDK_Annot*  PrevAnnot(int& index ) ;\r
-public:\r
-    CPDFSDK_AnnotIterator(CPDFSDK_PageView * pPageView, FX_BOOL bReverse,\r
-               FX_BOOL bIgnoreTopmost=FALSE,FX_BOOL bCircle=FALSE,CFX_PtrArray* pList=NULL);   \r
-       virtual CPDFSDK_Annot*  Next (const CPDFSDK_Annot* pCurrent) ;\r
-       virtual CPDFSDK_Annot*  Prev (const CPDFSDK_Annot* pCurrent) ;  \r
-       virtual CPDFSDK_Annot*  Next(int& index ) ;\r
-       virtual CPDFSDK_Annot*  Prev(int& index ) ;\r
-       virtual int             Count(){return m_pIteratorAnnotList.GetSize();}\r
-       \r
-       virtual FX_BOOL         InitIteratorAnnotList(CPDFSDK_PageView * pPageView,CFX_PtrArray* pList=NULL);\r
-       \r
-       void                                    InsertSort(CFX_PtrArray &arrayList, AI_COMPARE pCompare);\r
-protected:\r
-       //      CFX_PtrList                      m_pIteratorAnnotList; \r
-       CFX_PtrArray         m_pIteratorAnnotList;      \r
-       FX_BOOL                      m_bReverse;\r
-       FX_BOOL              m_bIgnoreTopmost;\r
-       FX_BOOL              m_bCircle;\r
-};\r
-\r
-\r
-\r
-#endif\r
-\r
+// 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_ANNOTHANDLER_H_
+#define FPDFSDK_INCLUDE_FSDK_ANNOTHANDLER_H_
+
+#include <map>
+#include <vector>
+
+#include "../../core/include/fxcrt/fx_basic.h"
+
+class CFFL_IFormFiller;
+class CFX_RenderDevice;
+class CPDFDoc_Environment;
+class CPDFSDK_Annot;
+class CPDFSDK_PageView;
+class CPDF_Annot;
+class CPDF_Matrix;
+class CPDF_Point;
+class CPDF_Rect;
+
+class IPDFSDK_AnnotHandler {
+ public:
+  virtual ~IPDFSDK_AnnotHandler() {}
+
+  virtual CFX_ByteString GetType() = 0;
+
+  virtual CFX_ByteString GetName() = 0;
+
+  virtual FX_BOOL CanAnswer(CPDFSDK_Annot* pAnnot) = 0;
+
+  virtual CPDFSDK_Annot* NewAnnot(CPDF_Annot* pAnnot,
+                                  CPDFSDK_PageView* pPage) = 0;
+
+  virtual void ReleaseAnnot(CPDFSDK_Annot* pAnnot) = 0;
+
+  virtual void DeleteAnnot(CPDFSDK_Annot* pAnnot) = 0;
+
+  virtual CPDF_Rect GetViewBBox(CPDFSDK_PageView* pPageView,
+                                CPDFSDK_Annot* pAnnot) = 0;
+
+  virtual FX_BOOL HitTest(CPDFSDK_PageView* pPageView,
+                          CPDFSDK_Annot* pAnnot,
+                          const CPDF_Point& point) = 0;
+
+  virtual void OnDraw(CPDFSDK_PageView* pPageView,
+                      CPDFSDK_Annot* pAnnot,
+                      CFX_RenderDevice* pDevice,
+                      CPDF_Matrix* pUser2Device,
+                      FX_DWORD dwFlags) = 0;
+
+  virtual void OnDrawSleep(CPDFSDK_PageView* pPageView,
+                           CPDFSDK_Annot* pAnnot,
+                           CFX_RenderDevice* pDevice,
+                           CPDF_Matrix* pUser2Device,
+                           const CPDF_Rect& rcWindow,
+                           FX_DWORD dwFlags) = 0;
+
+  virtual void OnCreate(CPDFSDK_Annot* pAnnot) = 0;
+
+  virtual void OnLoad(CPDFSDK_Annot* pAnnot) = 0;
+
+  virtual void OnDelete(CPDFSDK_Annot* pAnnot) = 0;
+
+  virtual void OnRelease(CPDFSDK_Annot* pAnnot) = 0;
+
+  virtual void OnMouseEnter(CPDFSDK_PageView* pPageView,
+                            CPDFSDK_Annot* pAnnot,
+                            FX_DWORD nFlag) = 0;
+  virtual void OnMouseExit(CPDFSDK_PageView* pPageView,
+                           CPDFSDK_Annot* pAnnot,
+                           FX_DWORD nFlag) = 0;
+
+  virtual FX_BOOL OnLButtonDown(CPDFSDK_PageView* pPageView,
+                                CPDFSDK_Annot* pAnnot,
+                                FX_DWORD nFlags,
+                                const CPDF_Point& point) = 0;
+  virtual FX_BOOL OnLButtonUp(CPDFSDK_PageView* pPageView,
+                              CPDFSDK_Annot* pAnnot,
+                              FX_DWORD nFlags,
+                              const CPDF_Point& point) = 0;
+  virtual FX_BOOL OnLButtonDblClk(CPDFSDK_PageView* pPageView,
+                                  CPDFSDK_Annot* pAnnot,
+                                  FX_DWORD nFlags,
+                                  const CPDF_Point& point) = 0;
+  virtual FX_BOOL OnMouseMove(CPDFSDK_PageView* pPageView,
+                              CPDFSDK_Annot* pAnnot,
+                              FX_DWORD nFlags,
+                              const CPDF_Point& point) = 0;
+  virtual FX_BOOL OnMouseWheel(CPDFSDK_PageView* pPageView,
+                               CPDFSDK_Annot* pAnnot,
+                               FX_DWORD nFlags,
+                               short zDelta,
+                               const CPDF_Point& point) = 0;
+  virtual FX_BOOL OnRButtonDown(CPDFSDK_PageView* pPageView,
+                                CPDFSDK_Annot* pAnnot,
+                                FX_DWORD nFlags,
+                                const CPDF_Point& point) = 0;
+  virtual FX_BOOL OnRButtonUp(CPDFSDK_PageView* pPageView,
+                              CPDFSDK_Annot* pAnnot,
+                              FX_DWORD nFlags,
+                              const CPDF_Point& point) = 0;
+  virtual FX_BOOL OnRButtonDblClk(CPDFSDK_PageView* pPageView,
+                                  CPDFSDK_Annot* pAnnot,
+                                  FX_DWORD nFlags,
+                                  const CPDF_Point& point) = 0;
+  // by wjm.
+  virtual FX_BOOL OnChar(CPDFSDK_Annot* pAnnot,
+                         FX_DWORD nChar,
+                         FX_DWORD nFlags) = 0;
+  virtual FX_BOOL OnKeyDown(CPDFSDK_Annot* pAnnot, int nKeyCode, int nFlag) = 0;
+  virtual FX_BOOL OnKeyUp(CPDFSDK_Annot* pAnnot, int nKeyCode, int nFlag) = 0;
+
+  virtual void OnDeSelected(CPDFSDK_Annot* pAnnot) = 0;
+  virtual void OnSelected(CPDFSDK_Annot* pAnnot) = 0;
+
+  virtual FX_BOOL OnSetFocus(CPDFSDK_Annot* pAnnot, FX_DWORD nFlag) = 0;
+  virtual FX_BOOL OnKillFocus(CPDFSDK_Annot* pAnnot, FX_DWORD nFlag) = 0;
+};
+
+class CPDFSDK_BFAnnotHandler : public IPDFSDK_AnnotHandler {
+ public:
+  explicit CPDFSDK_BFAnnotHandler(CPDFDoc_Environment* pApp)
+      : m_pApp(pApp), m_pFormFiller(NULL) {}
+  ~CPDFSDK_BFAnnotHandler() override {}
+
+  // IPDFSDK_AnnotHandler
+  CFX_ByteString GetType() override { return CFX_ByteString("Widget"); }
+  CFX_ByteString GetName() override { return CFX_ByteString("WidgetHandler"); }
+  FX_BOOL CanAnswer(CPDFSDK_Annot* pAnnot) override;
+  CPDFSDK_Annot* NewAnnot(CPDF_Annot* pAnnot, CPDFSDK_PageView* pPage) override;
+  void ReleaseAnnot(CPDFSDK_Annot* pAnnot) override;
+  void DeleteAnnot(CPDFSDK_Annot* pAnnot) override {}
+  CPDF_Rect GetViewBBox(CPDFSDK_PageView* pPageView,
+                        CPDFSDK_Annot* pAnnot) override;
+  FX_BOOL HitTest(CPDFSDK_PageView* pPageView,
+                  CPDFSDK_Annot* pAnnot,
+                  const CPDF_Point& point) override;
+  void OnDraw(CPDFSDK_PageView* pPageView,
+              CPDFSDK_Annot* pAnnot,
+              CFX_RenderDevice* pDevice,
+              CPDF_Matrix* pUser2Device,
+              FX_DWORD dwFlags) override;
+  void OnDrawSleep(CPDFSDK_PageView* pPageView,
+                   CPDFSDK_Annot* pAnnot,
+                   CFX_RenderDevice* pDevice,
+                   CPDF_Matrix* pUser2Device,
+                   const CPDF_Rect& rcWindow,
+                   FX_DWORD dwFlags) override {}
+  void OnCreate(CPDFSDK_Annot* pAnnot) override;
+  void OnLoad(CPDFSDK_Annot* pAnnot) override;
+  void OnDelete(CPDFSDK_Annot* pAnnot) override {}
+  void OnRelease(CPDFSDK_Annot* pAnnot) override {}
+  void OnMouseEnter(CPDFSDK_PageView* pPageView,
+                    CPDFSDK_Annot* pAnnot,
+                    FX_DWORD nFlag) override;
+  void OnMouseExit(CPDFSDK_PageView* pPageView,
+                   CPDFSDK_Annot* pAnnot,
+                   FX_DWORD nFlag) override;
+  FX_BOOL OnLButtonDown(CPDFSDK_PageView* pPageView,
+                        CPDFSDK_Annot* pAnnot,
+                        FX_DWORD nFlags,
+                        const CPDF_Point& point) override;
+  FX_BOOL OnLButtonUp(CPDFSDK_PageView* pPageView,
+                      CPDFSDK_Annot* pAnnot,
+                      FX_DWORD nFlags,
+                      const CPDF_Point& point) override;
+  FX_BOOL OnLButtonDblClk(CPDFSDK_PageView* pPageView,
+                          CPDFSDK_Annot* pAnnot,
+                          FX_DWORD nFlags,
+                          const CPDF_Point& point) override;
+  FX_BOOL OnMouseMove(CPDFSDK_PageView* pPageView,
+                      CPDFSDK_Annot* pAnnot,
+                      FX_DWORD nFlags,
+                      const CPDF_Point& point) override;
+  FX_BOOL OnMouseWheel(CPDFSDK_PageView* pPageView,
+                       CPDFSDK_Annot* pAnnot,
+                       FX_DWORD nFlags,
+                       short zDelta,
+                       const CPDF_Point& point) override;
+  FX_BOOL OnRButtonDown(CPDFSDK_PageView* pPageView,
+                        CPDFSDK_Annot* pAnnot,
+                        FX_DWORD nFlags,
+                        const CPDF_Point& point) override;
+  FX_BOOL OnRButtonUp(CPDFSDK_PageView* pPageView,
+                      CPDFSDK_Annot* pAnnot,
+                      FX_DWORD nFlags,
+                      const CPDF_Point& point) override;
+  FX_BOOL OnRButtonDblClk(CPDFSDK_PageView* pPageView,
+                          CPDFSDK_Annot* pAnnot,
+                          FX_DWORD nFlags,
+                          const CPDF_Point& point) override {
+    return FALSE;
+  }
+  FX_BOOL OnChar(CPDFSDK_Annot* pAnnot,
+                 FX_DWORD nChar,
+                 FX_DWORD nFlags) override;
+  FX_BOOL OnKeyDown(CPDFSDK_Annot* pAnnot, int nKeyCode, int nFlag) override;
+  FX_BOOL OnKeyUp(CPDFSDK_Annot* pAnnot, int nKeyCode, int nFlag) override;
+  void OnDeSelected(CPDFSDK_Annot* pAnnot) override {}
+  void OnSelected(CPDFSDK_Annot* pAnnot) override {}
+  FX_BOOL OnSetFocus(CPDFSDK_Annot* pAnnot, FX_DWORD nFlag) override;
+  FX_BOOL OnKillFocus(CPDFSDK_Annot* pAnnot, FX_DWORD nFlag) override;
+
+  void SetFormFiller(CFFL_IFormFiller* pFiller) { m_pFormFiller = pFiller; }
+  CFFL_IFormFiller* GetFormFiller() { return m_pFormFiller; }
+
+ private:
+  CPDFDoc_Environment* m_pApp;
+  CFFL_IFormFiller* m_pFormFiller;
+};
+
+#define CBA_AnnotHandlerArray CFX_ArrayTemplate<IPDFSDK_AnnotHandler*>
+class CPDFSDK_AnnotHandlerMgr {
+ public:
+  // Destroy the handler
+  explicit CPDFSDK_AnnotHandlerMgr(CPDFDoc_Environment* pApp);
+  virtual ~CPDFSDK_AnnotHandlerMgr();
+
+ public:
+  void RegisterAnnotHandler(IPDFSDK_AnnotHandler* pAnnotHandler);
+  void UnRegisterAnnotHandler(IPDFSDK_AnnotHandler* pAnnotHandler);
+
+  virtual CPDFSDK_Annot* NewAnnot(CPDF_Annot* pAnnot,
+                                  CPDFSDK_PageView* pPageView);
+  virtual void ReleaseAnnot(CPDFSDK_Annot* pAnnot);
+
+  virtual void Annot_OnCreate(CPDFSDK_Annot* pAnnot);
+  virtual void Annot_OnLoad(CPDFSDK_Annot* pAnnot);
+
+ public:
+  IPDFSDK_AnnotHandler* GetAnnotHandler(CPDFSDK_Annot* pAnnot) const;
+  virtual void Annot_OnDraw(CPDFSDK_PageView* pPageView,
+                            CPDFSDK_Annot* pAnnot,
+                            CFX_RenderDevice* pDevice,
+                            CPDF_Matrix* pUser2Device,
+                            FX_DWORD dwFlags);
+
+  virtual void Annot_OnMouseEnter(CPDFSDK_PageView* pPageView,
+                                  CPDFSDK_Annot* pAnnot,
+                                  FX_DWORD nFlags);
+  virtual void Annot_OnMouseExit(CPDFSDK_PageView* pPageView,
+                                 CPDFSDK_Annot* pAnnot,
+                                 FX_DWORD nFlags);
+
+  virtual FX_BOOL Annot_OnLButtonDown(CPDFSDK_PageView* pPageView,
+                                      CPDFSDK_Annot* pAnnot,
+                                      FX_DWORD nFlags,
+                                      const CPDF_Point& point);
+  virtual FX_BOOL Annot_OnLButtonUp(CPDFSDK_PageView* pPageView,
+                                    CPDFSDK_Annot* pAnnot,
+                                    FX_DWORD nFlags,
+                                    const CPDF_Point& point);
+  virtual FX_BOOL Annot_OnLButtonDblClk(CPDFSDK_PageView* pPageView,
+                                        CPDFSDK_Annot* pAnnot,
+                                        FX_DWORD nFlags,
+                                        const CPDF_Point& point);
+
+  virtual FX_BOOL Annot_OnMouseMove(CPDFSDK_PageView* pPageView,
+                                    CPDFSDK_Annot* pAnnot,
+                                    FX_DWORD nFlags,
+                                    const CPDF_Point& point);
+  virtual FX_BOOL Annot_OnMouseWheel(CPDFSDK_PageView* pPageView,
+                                     CPDFSDK_Annot* pAnnot,
+                                     FX_DWORD nFlags,
+                                     short zDelta,
+                                     const CPDF_Point& point);
+  virtual FX_BOOL Annot_OnRButtonDown(CPDFSDK_PageView* pPageView,
+                                      CPDFSDK_Annot* pAnnot,
+                                      FX_DWORD nFlags,
+                                      const CPDF_Point& point);
+  virtual FX_BOOL Annot_OnRButtonUp(CPDFSDK_PageView* pPageView,
+                                    CPDFSDK_Annot* pAnnot,
+                                    FX_DWORD nFlags,
+                                    const CPDF_Point& point);
+
+  virtual FX_BOOL Annot_OnChar(CPDFSDK_Annot* pAnnot,
+                               FX_DWORD nChar,
+                               FX_DWORD nFlags);
+  virtual FX_BOOL Annot_OnKeyDown(CPDFSDK_Annot* pAnnot,
+                                  int nKeyCode,
+                                  int nFlag);
+  virtual FX_BOOL Annot_OnKeyUp(CPDFSDK_Annot* pAnnot, int nKeyCode, int nFlag);
+
+  virtual FX_BOOL Annot_OnSetFocus(CPDFSDK_Annot* pAnnot, FX_DWORD nFlag);
+  virtual FX_BOOL Annot_OnKillFocus(CPDFSDK_Annot* pAnnot, FX_DWORD nFlag);
+
+  virtual CPDF_Rect Annot_OnGetViewBBox(CPDFSDK_PageView* pPageView,
+                                        CPDFSDK_Annot* pAnnot);
+  virtual FX_BOOL Annot_OnHitTest(CPDFSDK_PageView* pPageView,
+                                  CPDFSDK_Annot* pAnnot,
+                                  const CPDF_Point& point);
+
+ private:
+  IPDFSDK_AnnotHandler* GetAnnotHandler(const CFX_ByteString& sType) const;
+  CPDFSDK_Annot* GetNextAnnot(CPDFSDK_Annot* pSDKAnnot, FX_BOOL bNext);
+
+ private:
+  CBA_AnnotHandlerArray m_Handlers;
+  std::map<CFX_ByteString, IPDFSDK_AnnotHandler*> m_mapType2Handler;
+  CPDFDoc_Environment* m_pApp;
+};
+
+class CPDFSDK_AnnotIterator {
+ public:
+  CPDFSDK_AnnotIterator(CPDFSDK_PageView* pPageView, bool bReverse);
+  ~CPDFSDK_AnnotIterator();
+
+  CPDFSDK_Annot* Next();
+
+ private:
+  CPDFSDK_Annot* NextAnnot();
+  CPDFSDK_Annot* PrevAnnot();
+
+  std::vector<CPDFSDK_Annot*> m_iteratorAnnotList;
+  const bool m_bReverse;
+  size_t m_pos;
+};
+
+#endif  // FPDFSDK_INCLUDE_FSDK_ANNOTHANDLER_H_