// Copyright 2014 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_FPDFXFA_INCLUDE_FPDFXFA_PAGE_H_
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#define FPDFSDK_FPDFXFA_INCLUDE_FPDFXFA_PAGE_H_
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#include <memory>
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#include "core/fxcrt/include/fx_system.h"
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class CFX_Matrix;
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class CPDFXFA_Document;
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class CPDF_Dictionary;
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class CPDF_Page;
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class CXFA_FFPageView;
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class CPDFXFA_Page {
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public:
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CPDFXFA_Page(CPDFXFA_Document* pDoc, int page_index);
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void Retain() { m_iRef++; }
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void Release() {
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if (--m_iRef <= 0)
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delete this;
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}
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FX_BOOL LoadPage();
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FX_BOOL LoadPDFPage(CPDF_Dictionary* pageDict);
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CPDFXFA_Document* GetDocument() const { return m_pDocument; }
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int GetPageIndex() const { return m_iPageIndex; }
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CPDF_Page* GetPDFPage() const { return m_pPDFPage.get(); }
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CXFA_FFPageView* GetXFAPageView() const { return m_pXFAPageView; }
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void SetXFAPageView(CXFA_FFPageView* pPageView) {
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m_pXFAPageView = pPageView;
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}
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FX_FLOAT GetPageWidth() const;
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FX_FLOAT GetPageHeight() const;
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void DeviceToPage(int start_x,
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int start_y,
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int size_x,
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int size_y,
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int rotate,
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int device_x,
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int device_y,
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double* page_x,
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double* page_y);
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void PageToDevice(int start_x,
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int start_y,
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int size_x,
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int size_y,
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int rotate,
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double page_x,
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double page_y,
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int* device_x,
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int* device_y);
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void GetDisplayMatrix(CFX_Matrix& matrix,
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int xPos,
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int yPos,
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int xSize,
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int ySize,
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int iRotate) const;
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protected:
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// Refcounted class.
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~CPDFXFA_Page();
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FX_BOOL LoadPDFPage();
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FX_BOOL LoadXFAPageView();
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private:
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std::unique_ptr<CPDF_Page> m_pPDFPage;
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CXFA_FFPageView* m_pXFAPageView;
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CPDFXFA_Document* const m_pDocument;
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const int m_iPageIndex;
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int m_iRef;
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};
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#endif // FPDFSDK_FPDFXFA_INCLUDE_FPDFXFA_PAGE_H_
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