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124 lines
4.1 KiB
124 lines
4.1 KiB
// Copyright 2016 PDFium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
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#ifndef FPDFSDK_CPDFSDK_PAGEVIEW_H_
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#define FPDFSDK_CPDFSDK_PAGEVIEW_H_
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#include <memory>
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#include <vector>
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#include "core/fpdfapi/page/cpdf_page.h"
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#include "core/fxcrt/fx_system.h"
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#include "core/fxcrt/unowned_ptr.h"
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#include "fpdfsdk/cpdfsdk_annot.h"
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#include "fpdfsdk/cpdfsdk_annothandlermgr.h"
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class CFX_RenderDevice;
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class CPDF_AnnotList;
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class CPDF_RenderOptions;
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class CPDFSDK_FormFillEnvironment;
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class CPDFSDK_PageView final : public CPDF_Page::View {
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public:
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CPDFSDK_PageView(CPDFSDK_FormFillEnvironment* pFormFillEnv, IPDF_Page* page);
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~CPDFSDK_PageView();
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void PageView_OnDraw(CFX_RenderDevice* pDevice,
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const CFX_Matrix& mtUser2Device,
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CPDF_RenderOptions* pOptions,
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const FX_RECT& pClip);
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void LoadFXAnnots();
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CPDFSDK_Annot* GetFocusAnnot();
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bool IsValidAnnot(const CPDF_Annot* p) const;
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bool IsValidSDKAnnot(const CPDFSDK_Annot* p) const;
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const std::vector<CPDFSDK_Annot*>& GetAnnotList() const {
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return m_SDKAnnotArray;
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}
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CPDFSDK_Annot* GetAnnotByDict(CPDF_Dictionary* pDict);
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#ifdef PDF_ENABLE_XFA
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bool DeleteAnnot(CPDFSDK_Annot* pAnnot);
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CPDFSDK_Annot* AddAnnot(CXFA_FFWidget* pPDFAnnot);
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CPDFSDK_Annot* GetAnnotByXFAWidget(CXFA_FFWidget* hWidget);
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IPDF_Page* GetXFAPage();
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#endif // PDF_ENABLE_XFA
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CPDF_Page* GetPDFPage() const;
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CPDF_Document* GetPDFDocument();
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CPDFSDK_FormFillEnvironment* GetFormFillEnv() const {
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return m_pFormFillEnv.Get();
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}
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WideString GetFocusedFormText();
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WideString GetSelectedText();
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void ReplaceSelection(const WideString& text);
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bool CanUndo();
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bool CanRedo();
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bool Undo();
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bool Redo();
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bool OnFocus(const CFX_PointF& point, uint32_t nFlag);
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bool OnLButtonDown(const CFX_PointF& point, uint32_t nFlag);
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bool OnLButtonUp(const CFX_PointF& point, uint32_t nFlag);
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bool OnLButtonDblClk(const CFX_PointF& point, uint32_t nFlag);
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bool OnRButtonDown(const CFX_PointF& point, uint32_t nFlag);
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bool OnRButtonUp(const CFX_PointF& point, uint32_t nFlag);
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bool OnChar(int nChar, uint32_t nFlag);
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bool OnKeyDown(int nKeyCode, int nFlag);
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bool OnKeyUp(int nKeyCode, int nFlag);
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bool OnMouseMove(const CFX_PointF& point, int nFlag);
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bool OnMouseWheel(double deltaX,
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double deltaY,
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const CFX_PointF& point,
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int nFlag);
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bool SetIndexSelected(int index, bool selected);
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bool IsIndexSelected(int index);
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const CFX_Matrix& GetCurrentMatrix() const { return m_curMatrix; }
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void UpdateRects(const std::vector<CFX_FloatRect>& rects);
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void UpdateView(CPDFSDK_Annot* pAnnot);
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int GetPageIndex() const;
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void SetValid(bool bValid) { m_bValid = bValid; }
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bool IsValid() const { return m_bValid; }
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bool IsLocked() const { return m_bLocked; }
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void SetBeingDestroyed() { m_bBeingDestroyed = true; }
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bool IsBeingDestroyed() const { return m_bBeingDestroyed; }
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void TakePageOwnership() { m_pOwnsPage.Reset(ToPDFPage(m_page)); }
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private:
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CPDFSDK_Annot* GetFXAnnotAtPoint(const CFX_PointF& point);
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CPDFSDK_Annot* GetFXWidgetAtPoint(const CFX_PointF& point);
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int GetPageIndexForStaticPDF() const;
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void EnterWidget(CPDFSDK_AnnotHandlerMgr* pAnnotHandlerMgr,
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ObservedPtr<CPDFSDK_Annot>* pAnnot,
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uint32_t nFlag);
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void ExitWidget(CPDFSDK_AnnotHandlerMgr* pAnnotHandlerMgr,
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bool callExitCallback,
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uint32_t nFlag);
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CFX_Matrix m_curMatrix;
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IPDF_Page* const m_page;
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std::unique_ptr<CPDF_AnnotList> m_pAnnotList;
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std::vector<CPDFSDK_Annot*> m_SDKAnnotArray;
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UnownedPtr<CPDFSDK_FormFillEnvironment> const m_pFormFillEnv;
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ObservedPtr<CPDFSDK_Annot> m_pCaptureWidget;
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RetainPtr<CPDF_Page> m_pOwnsPage;
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bool m_bOnWidget = false;
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bool m_bValid = false;
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bool m_bLocked = false;
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bool m_bBeingDestroyed = false;
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};
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#endif // FPDFSDK_CPDFSDK_PAGEVIEW_H_
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