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// 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 "../../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 CPDFSDK_AnnotHandler {
public:
explicit CPDFSDK_AnnotHandler(CPDFDoc_Environment* pApp)
: m_pApp(pApp), m_pFormFiller(nullptr) {}
~CPDFSDK_AnnotHandler() {}
CFX_ByteString GetType() { return CFX_ByteString("Widget"); }
CFX_ByteString GetName() { return CFX_ByteString("WidgetHandler"); }
FX_BOOL CanAnswer(CPDFSDK_Annot* pAnnot);
CPDFSDK_Annot* NewAnnot(CPDF_Annot* pAnnot, CPDFSDK_PageView* pPage);
void ReleaseAnnot(CPDFSDK_Annot* pAnnot);
void DeleteAnnot(CPDFSDK_Annot* pAnnot) {}
CPDF_Rect GetViewBBox(CPDFSDK_PageView* pPageView, CPDFSDK_Annot* pAnnot);
FX_BOOL HitTest(CPDFSDK_PageView* pPageView,
CPDFSDK_Annot* pAnnot,
const CPDF_Point& point);
void OnDraw(CPDFSDK_PageView* pPageView,
CPDFSDK_Annot* pAnnot,
CFX_RenderDevice* pDevice,
CPDF_Matrix* pUser2Device,
FX_DWORD dwFlags);
void OnDrawSleep(CPDFSDK_PageView* pPageView,
CPDFSDK_Annot* pAnnot,
CFX_RenderDevice* pDevice,
CPDF_Matrix* pUser2Device,
const CPDF_Rect& rcWindow,
FX_DWORD dwFlags) {}
void OnCreate(CPDFSDK_Annot* pAnnot);
void OnLoad(CPDFSDK_Annot* pAnnot);
void OnDelete(CPDFSDK_Annot* pAnnot) {}
void OnRelease(CPDFSDK_Annot* pAnnot) {}
void OnMouseEnter(CPDFSDK_PageView* pPageView,
CPDFSDK_Annot* pAnnot,
FX_DWORD nFlag);
void OnMouseExit(CPDFSDK_PageView* pPageView,
CPDFSDK_Annot* pAnnot,
FX_DWORD nFlag);
FX_BOOL OnLButtonDown(CPDFSDK_PageView* pPageView,
CPDFSDK_Annot* pAnnot,
FX_DWORD nFlags,
const CPDF_Point& point);
FX_BOOL OnLButtonUp(CPDFSDK_PageView* pPageView,
CPDFSDK_Annot* pAnnot,
FX_DWORD nFlags,
const CPDF_Point& point);
FX_BOOL OnLButtonDblClk(CPDFSDK_PageView* pPageView,
CPDFSDK_Annot* pAnnot,
FX_DWORD nFlags,
const CPDF_Point& point);
FX_BOOL OnMouseMove(CPDFSDK_PageView* pPageView,
CPDFSDK_Annot* pAnnot,
FX_DWORD nFlags,
const CPDF_Point& point);
FX_BOOL OnMouseWheel(CPDFSDK_PageView* pPageView,
CPDFSDK_Annot* pAnnot,
FX_DWORD nFlags,
short zDelta,
const CPDF_Point& point);
FX_BOOL OnRButtonDown(CPDFSDK_PageView* pPageView,
CPDFSDK_Annot* pAnnot,
FX_DWORD nFlags,
const CPDF_Point& point);
FX_BOOL OnRButtonUp(CPDFSDK_PageView* pPageView,
CPDFSDK_Annot* pAnnot,
FX_DWORD nFlags,
const CPDF_Point& point);
FX_BOOL OnRButtonDblClk(CPDFSDK_PageView* pPageView,
CPDFSDK_Annot* pAnnot,
FX_DWORD nFlags,
const CPDF_Point& point) {
return FALSE;
}
FX_BOOL OnChar(CPDFSDK_Annot* pAnnot, FX_DWORD nChar, FX_DWORD nFlags);
FX_BOOL OnKeyDown(CPDFSDK_Annot* pAnnot, int nKeyCode, int nFlag);
FX_BOOL OnKeyUp(CPDFSDK_Annot* pAnnot, int nKeyCode, int nFlag);
void OnDeSelected(CPDFSDK_Annot* pAnnot) {}
void OnSelected(CPDFSDK_Annot* pAnnot) {}
FX_BOOL OnSetFocus(CPDFSDK_Annot* pAnnot, FX_DWORD nFlag);
FX_BOOL OnKillFocus(CPDFSDK_Annot* pAnnot, FX_DWORD nFlag);
void SetFormFiller(CFFL_IFormFiller* pFiller) { m_pFormFiller = pFiller; }
CFFL_IFormFiller* GetFormFiller() { return m_pFormFiller; }
private:
CPDFDoc_Environment* m_pApp;
CFFL_IFormFiller* m_pFormFiller;
};
using CBA_AnnotHandlerArray = CFX_ArrayTemplate<CPDFSDK_AnnotHandler*>;
class CPDFSDK_AnnotHandlerMgr {
public:
// Destroy the handler
explicit CPDFSDK_AnnotHandlerMgr(CPDFDoc_Environment* pApp);
virtual ~CPDFSDK_AnnotHandlerMgr();
void RegisterAnnotHandler(CPDFSDK_AnnotHandler* pAnnotHandler);
void UnRegisterAnnotHandler(CPDFSDK_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);
CPDFSDK_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:
CPDFSDK_AnnotHandler* GetAnnotHandler(const CFX_ByteString& sType) const;
CPDFSDK_Annot* GetNextAnnot(CPDFSDK_Annot* pSDKAnnot, FX_BOOL bNext);
CBA_AnnotHandlerArray m_Handlers;
std::map<CFX_ByteString, CPDFSDK_AnnotHandler*> m_mapType2Handler;
CPDFDoc_Environment* m_pApp;
};
typedef int (*AI_COMPARE)(CPDFSDK_Annot* p1, CPDFSDK_Annot* p2);
class CPDFSDK_AnnotIterator {
public:
CPDFSDK_AnnotIterator(CPDFSDK_PageView* pPageView,
FX_BOOL bReverse,
FX_BOOL bIgnoreTopmost = FALSE,
FX_BOOL bCircle = FALSE,
CFX_PtrArray* pList = NULL);
virtual ~CPDFSDK_AnnotIterator() {}
virtual CPDFSDK_Annot* Next(const CPDFSDK_Annot* pCurrent);
virtual CPDFSDK_Annot* Prev(const CPDFSDK_Annot* pCurrent);
virtual CPDFSDK_Annot* Next(int& index);
virtual CPDFSDK_Annot* Prev(int& index);
virtual int Count() { return m_pIteratorAnnotList.GetSize(); }
virtual FX_BOOL InitIteratorAnnotList(CPDFSDK_PageView* pPageView,
CFX_PtrArray* pList = NULL);
void InsertSort(CFX_PtrArray& arrayList, AI_COMPARE pCompare);
protected:
CPDFSDK_Annot* NextAnnot(const CPDFSDK_Annot* pCurrent);
CPDFSDK_Annot* PrevAnnot(const CPDFSDK_Annot* pCurrent);
CPDFSDK_Annot* NextAnnot(int& index);
CPDFSDK_Annot* PrevAnnot(int& index);
CFX_PtrArray m_pIteratorAnnotList;
FX_BOOL m_bReverse;
FX_BOOL m_bIgnoreTopmost;
FX_BOOL m_bCircle;
};
#endif // FPDFSDK_INCLUDE_FSDK_ANNOTHANDLER_H_
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