| // 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_FPDFXFA_CPDFXFA_PAGE_H_ |
| #define FPDFSDK_FPDFXFA_CPDFXFA_PAGE_H_ |
| |
| #include <memory> |
| |
| #include "core/fxcrt/fx_system.h" |
| |
| class CFX_Matrix; |
| class CPDFXFA_Document; |
| class CPDF_Dictionary; |
| class CPDF_Page; |
| class CXFA_FFPageView; |
| |
| class CPDFXFA_Page { |
| public: |
| CPDFXFA_Page(CPDFXFA_Document* pDoc, int page_index); |
| |
| void Retain() { m_iRef++; } |
| void Release() { |
| if (--m_iRef <= 0) |
| delete this; |
| } |
| |
| FX_BOOL LoadPage(); |
| FX_BOOL LoadPDFPage(CPDF_Dictionary* pageDict); |
| CPDFXFA_Document* GetDocument() const { return m_pDocument; } |
| int GetPageIndex() const { return m_iPageIndex; } |
| CPDF_Page* GetPDFPage() const { return m_pPDFPage.get(); } |
| CXFA_FFPageView* GetXFAPageView() const { return m_pXFAPageView; } |
| |
| void SetXFAPageView(CXFA_FFPageView* pPageView) { |
| m_pXFAPageView = pPageView; |
| } |
| |
| FX_FLOAT GetPageWidth() const; |
| FX_FLOAT GetPageHeight() const; |
| |
| void DeviceToPage(int start_x, |
| int start_y, |
| int size_x, |
| int size_y, |
| int rotate, |
| int device_x, |
| int device_y, |
| double* page_x, |
| double* page_y); |
| void PageToDevice(int start_x, |
| int start_y, |
| int size_x, |
| int size_y, |
| int rotate, |
| double page_x, |
| double page_y, |
| int* device_x, |
| int* device_y); |
| |
| void GetDisplayMatrix(CFX_Matrix& matrix, |
| int xPos, |
| int yPos, |
| int xSize, |
| int ySize, |
| int iRotate) const; |
| |
| protected: |
| // Refcounted class. |
| ~CPDFXFA_Page(); |
| |
| FX_BOOL LoadPDFPage(); |
| FX_BOOL LoadXFAPageView(); |
| |
| private: |
| std::unique_ptr<CPDF_Page> m_pPDFPage; |
| CXFA_FFPageView* m_pXFAPageView; |
| CPDFXFA_Document* const m_pDocument; |
| const int m_iPageIndex; |
| int m_iRef; |
| }; |
| |
| #endif // FPDFSDK_FPDFXFA_CPDFXFA_PAGE_H_ |