| // 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 <stdint.h> |
| |
| #include <memory> |
| #include <vector> |
| |
| #include "core/fpdfapi/page/cpdf_page.h" |
| #include "core/fxcrt/mask.h" |
| #include "core/fxcrt/retain_ptr.h" |
| #include "core/fxcrt/unowned_ptr.h" |
| #include "fpdfsdk/cpdfsdk_annot.h" |
| |
| class CFX_RenderDevice; |
| class CPDF_AnnotList; |
| class CPDF_RenderOptions; |
| class CPDFSDK_FormFillEnvironment; |
| class CPDFSDK_InteractiveForm; |
| |
| #ifdef PDF_ENABLE_XFA |
| class CPDFXFA_Page; |
| class CXFA_FFWidget; |
| #endif // PDF_ENABLE_XFA |
| |
| class CPDFSDK_PageView final : public CPDF_Page::View { |
| public: |
| CPDFSDK_PageView(CPDFSDK_FormFillEnvironment* pFormFillEnv, IPDF_Page* page); |
| ~CPDFSDK_PageView(); |
| |
| void PageView_OnDraw(CFX_RenderDevice* pDevice, |
| const CFX_Matrix& mtUser2Device, |
| CPDF_RenderOptions* pOptions, |
| const FX_RECT& pClip); |
| |
| void LoadFXAnnots(); |
| CPDFSDK_Annot* GetFocusAnnot(); |
| CPDFSDK_Annot* GetNextAnnot(CPDFSDK_Annot* pAnnot); |
| CPDFSDK_Annot* GetPrevAnnot(CPDFSDK_Annot* pAnnot); |
| CPDFSDK_Annot* GetFirstFocusableAnnot(); |
| CPDFSDK_Annot* GetLastFocusableAnnot(); |
| bool IsValidAnnot(const CPDF_Annot* p) const; |
| bool IsValidSDKAnnot(const CPDFSDK_Annot* p) const; |
| |
| std::vector<CPDFSDK_Annot*> GetAnnotList() const; |
| CPDFSDK_Annot* GetAnnotByDict(CPDF_Dictionary* pDict); |
| |
| #ifdef PDF_ENABLE_XFA |
| CPDFSDK_Annot* AddAnnotForFFWidget(CXFA_FFWidget* pWidget); |
| void DeleteAnnotForFFWidget(CXFA_FFWidget* pWidget); |
| CPDFSDK_Annot* GetAnnotForFFWidget(CXFA_FFWidget* pWidget); |
| IPDF_Page* GetXFAPage(); |
| #endif // PDF_ENABLE_XFA |
| |
| CPDF_Page* GetPDFPage() const; |
| CPDF_Document* GetPDFDocument(); |
| CPDFSDK_InteractiveForm* GetInteractiveForm() const; |
| CPDFSDK_FormFillEnvironment* GetFormFillEnv() const { |
| return m_pFormFillEnv.Get(); |
| } |
| |
| WideString GetFocusedFormText(); |
| WideString GetSelectedText(); |
| void ReplaceSelection(const WideString& text); |
| bool SelectAllText(); |
| |
| bool CanUndo(); |
| bool CanRedo(); |
| bool Undo(); |
| bool Redo(); |
| |
| bool OnFocus(Mask<FWL_EVENTFLAG> nFlags, const CFX_PointF& point); |
| bool OnLButtonDown(Mask<FWL_EVENTFLAG> nFlags, const CFX_PointF& point); |
| bool OnLButtonUp(Mask<FWL_EVENTFLAG> nFlags, const CFX_PointF& point); |
| bool OnLButtonDblClk(Mask<FWL_EVENTFLAG> nFlags, const CFX_PointF& point); |
| bool OnRButtonDown(Mask<FWL_EVENTFLAG> nFlags, const CFX_PointF& point); |
| bool OnRButtonUp(Mask<FWL_EVENTFLAG> nFlags, const CFX_PointF& point); |
| bool OnChar(uint32_t nChar, Mask<FWL_EVENTFLAG> nFlags); |
| bool OnKeyDown(FWL_VKEYCODE nKeyCode, Mask<FWL_EVENTFLAG> nFlags); |
| bool OnMouseMove(Mask<FWL_EVENTFLAG> nFlags, const CFX_PointF& point); |
| bool OnMouseWheel(Mask<FWL_EVENTFLAG> nFlags, |
| const CFX_PointF& point, |
| const CFX_Vector& delta); |
| |
| bool SetIndexSelected(int index, bool selected); |
| bool IsIndexSelected(int index); |
| |
| const CFX_Matrix& GetCurrentMatrix() const { return m_curMatrix; } |
| void UpdateRects(const std::vector<CFX_FloatRect>& rects); |
| void UpdateView(CPDFSDK_Annot* pAnnot); |
| |
| int GetPageIndex() const; |
| |
| void SetValid(bool bValid) { m_bValid = bValid; } |
| bool IsValid() const { return m_bValid; } |
| bool IsLocked() const { return m_bLocked; } |
| void SetBeingDestroyed() { m_bBeingDestroyed = true; } |
| bool IsBeingDestroyed() const { return m_bBeingDestroyed; } |
| void TakePageOwnership() { m_pOwnsPage.Reset(ToPDFPage(m_page)); } |
| |
| private: |
| #ifdef PDF_ENABLE_XFA |
| CPDFXFA_Page* XFAPageIfNotBackedByPDFPage(); |
| #endif |
| |
| std::unique_ptr<CPDFSDK_Annot> NewAnnot(CPDF_Annot* annot); |
| |
| CPDFSDK_Annot* GetFXAnnotAtPoint(const CFX_PointF& point); |
| CPDFSDK_Annot* GetFXWidgetAtPoint(const CFX_PointF& point); |
| |
| int GetPageIndexForStaticPDF() const; |
| |
| void EnterWidget(ObservedPtr<CPDFSDK_Annot>& pAnnot, |
| Mask<FWL_EVENTFLAG> nFlags); |
| void ExitWidget(bool callExitCallback, Mask<FWL_EVENTFLAG> nFlags); |
| |
| CFX_Matrix m_curMatrix; |
| UnownedPtr<IPDF_Page> const m_page; |
| std::unique_ptr<CPDF_AnnotList> m_pAnnotList; |
| std::vector<std::unique_ptr<CPDFSDK_Annot>> m_SDKAnnotArray; |
| UnownedPtr<CPDFSDK_FormFillEnvironment> const m_pFormFillEnv; |
| ObservedPtr<CPDFSDK_Annot> m_pCaptureWidget; |
| RetainPtr<CPDF_Page> m_pOwnsPage; |
| bool m_bOnWidget = false; |
| bool m_bValid = false; |
| bool m_bLocked = false; |
| bool m_bBeingDestroyed = false; |
| }; |
| |
| #endif // FPDFSDK_CPDFSDK_PAGEVIEW_H_ |