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Diffstat (limited to 'fpdfsdk/cpdfsdk_pageview.h')
| -rw-r--r-- | fpdfsdk/cpdfsdk_pageview.h | 124 |
1 files changed, 124 insertions, 0 deletions
diff --git a/fpdfsdk/cpdfsdk_pageview.h b/fpdfsdk/cpdfsdk_pageview.h new file mode 100644 index 0000000000..ba6001b5e9 --- /dev/null +++ b/fpdfsdk/cpdfsdk_pageview.h @@ -0,0 +1,124 @@ +// 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 ClearFXAnnots(); + 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; } +#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; +}; + +#endif // FPDFSDK_CPDFSDK_PAGEVIEW_H_ |