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// Copyright 2016 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_CPDFSDK_PAGEVIEW_H_
#define FPDFSDK_CPDFSDK_PAGEVIEW_H_
#include <memory>
#include <vector>
#include "core/fpdfapi/fpdf_page/cpdf_page.h"
#include "core/fxcrt/fx_system.h"
#include "fpdfsdk/cpdfsdk_annot.h"
#include "fpdfsdk/cpdfsdk_document.h"
class CFX_RenderDevice;
class CPDF_AnnotList;
class CPDF_RenderOptions;
class CPDFSDK_PageView final : public CPDF_Page::View {
public:
CPDFSDK_PageView(CPDFSDK_Document* pSDKDoc, UnderlyingPageType* page);
~CPDFSDK_PageView();
#ifdef PDF_ENABLE_XFA
void PageView_OnDraw(CFX_RenderDevice* pDevice,
CFX_Matrix* pUser2Device,
CPDF_RenderOptions* pOptions,
const FX_RECT& pClip);
#else // PDF_ENABLE_XFA
void PageView_OnDraw(CFX_RenderDevice* pDevice,
CFX_Matrix* pUser2Device,
CPDF_RenderOptions* pOptions);
#endif // PDF_ENABLE_XFA
const CPDF_Annot* GetPDFAnnotAtPoint(FX_FLOAT pageX, FX_FLOAT pageY);
CPDFSDK_Annot* GetFXAnnotAtPoint(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::ObservedPtr* pSDKAnnot,
uint32_t nFlag = 0) {
m_pSDKDoc->SetFocusAnnot(pSDKAnnot, nFlag);
}
FX_BOOL KillFocusAnnot(uint32_t nFlag = 0) {
return m_pSDKDoc->KillFocusAnnot(nFlag);
}
void KillFocusAnnotIfNeeded();
CPDFSDK_Annot* AddAnnot(CPDF_Dictionary* pDict);
CPDFSDK_Annot* AddAnnot(const FX_CHAR* lpSubType, CPDF_Dictionary* pDict);
CPDFSDK_Annot* AddAnnot(CPDF_Annot* pPDFAnnot);
FX_BOOL DeleteAnnot(CPDFSDK_Annot* pAnnot);
size_t CountAnnots() const;
CPDFSDK_Annot* GetAnnot(size_t nIndex);
CPDFSDK_Annot* GetAnnotByDict(CPDF_Dictionary* pDict);
#ifdef PDF_ENABLE_XFA
CPDFSDK_Annot* AddAnnot(CXFA_FFWidget* pPDFAnnot);
CPDFSDK_Annot* GetAnnotByXFAWidget(CXFA_FFWidget* hWidget);
CPDFXFA_Page* GetPDFXFAPage() { return m_page; }
#endif // PDF_ENABLE_XFA
CPDF_Page* GetPDFPage() const;
CPDF_Document* GetPDFDocument();
CPDFSDK_Document* GetSDKDocument() { return m_pSDKDoc; }
FX_BOOL OnLButtonDown(const CFX_FloatPoint& point, uint32_t nFlag);
FX_BOOL OnLButtonUp(const CFX_FloatPoint& point, uint32_t nFlag);
#ifdef PDF_ENABLE_XFA
FX_BOOL OnRButtonDown(const CFX_FloatPoint& point, uint32_t nFlag);
FX_BOOL OnRButtonUp(const CFX_FloatPoint& point, uint32_t nFlag);
#endif // PDF_ENABLE_XFA
FX_BOOL OnChar(int nChar, uint32_t nFlag);
FX_BOOL OnKeyDown(int nKeyCode, int nFlag);
FX_BOOL OnKeyUp(int nKeyCode, int nFlag);
FX_BOOL OnMouseMove(const CFX_FloatPoint& point, int nFlag);
FX_BOOL OnMouseWheel(double deltaX,
double deltaY,
const CFX_FloatPoint& point,
int nFlag);
bool IsValidAnnot(const CPDF_Annot* p) const;
void GetCurrentMatrix(CFX_Matrix& matrix) { matrix = m_curMatrix; }
void UpdateRects(const std::vector<CFX_FloatRect>& rects);
void UpdateView(CPDFSDK_Annot* pAnnot);
const std::vector<CPDFSDK_Annot*>& GetAnnotList() const {
return m_fxAnnotArray;
}
int GetPageIndex() const;
void LoadFXAnnots();
void SetValid(FX_BOOL bValid) { m_bValid = bValid; }
FX_BOOL IsValid() { return m_bValid; }
void SetLock(FX_BOOL bLocked) { m_bLocked = bLocked; }
FX_BOOL IsLocked() { return m_bLocked; }
void SetBeingDestroyed() { m_bBeingDestroyed = true; }
bool IsBeingDestroyed() const { return m_bBeingDestroyed; }
#ifndef PDF_ENABLE_XFA
bool OwnsPage() const { return m_bOwnsPage; }
void TakePageOwnership() { m_bOwnsPage = true; }
#endif // PDF_ENABLE_XFA
private:
int GetPageIndexForStaticPDF() const;
CFX_Matrix m_curMatrix;
UnderlyingPageType* const m_page;
std::unique_ptr<CPDF_AnnotList> m_pAnnotList;
std::vector<CPDFSDK_Annot*> m_fxAnnotArray;
CPDFSDK_Document* const m_pSDKDoc;
CPDFSDK_Annot::ObservedPtr m_pCaptureWidget;
#ifndef PDF_ENABLE_XFA
bool m_bOwnsPage;
#endif // PDF_ENABLE_XFA
FX_BOOL m_bEnterWidget;
FX_BOOL m_bExitWidget;
FX_BOOL m_bOnWidget;
FX_BOOL m_bValid;
FX_BOOL m_bLocked;
bool m_bBeingDestroyed;
};
#endif // FPDFSDK_CPDFSDK_PAGEVIEW_H_
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