// 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_FSDK_DEFINE_H_ #define FPDFSDK_FSDK_DEFINE_H_ #include "core/fpdfapi/parser/cpdf_parser.h" #include "core/fxge/fx_dib.h" #include "public/fpdfview.h" #ifdef PDF_ENABLE_XFA #include "fpdfsdk/fpdfxfa/cpdfxfa_context.h" #endif // PDF_ENABLE_XFA #ifdef _WIN32 #include <math.h> #include <tchar.h> #endif class CPDF_Annot; class CPDF_Page; class CPDF_PageRenderContext; class IFSDK_PAUSE_Adapter; class CPDF_CustomAccess final : public IFX_SeekableReadStream { public: explicit CPDF_CustomAccess(FPDF_FILEACCESS* pFileAccess); ~CPDF_CustomAccess() override {} // IFX_SeekableReadStream FX_FILESIZE GetSize() override; void Release() override; bool ReadBlock(void* buffer, FX_FILESIZE offset, size_t size) override; private: FPDF_FILEACCESS m_FileAccess; }; #ifdef PDF_ENABLE_XFA class CFPDF_FileStream : public IFX_SeekableStream { public: explicit CFPDF_FileStream(FPDF_FILEHANDLER* pFS); ~CFPDF_FileStream() override {} // IFX_SeekableStream: IFX_SeekableStream* Retain() override; void Release() override; FX_FILESIZE GetSize() override; bool IsEOF() override; FX_FILESIZE GetPosition() override; bool ReadBlock(void* buffer, FX_FILESIZE offset, size_t size) override; size_t ReadBlock(void* buffer, size_t size) override; bool WriteBlock(const void* buffer, FX_FILESIZE offset, size_t size) override; bool Flush() override; void SetPosition(FX_FILESIZE pos) { m_nCurPos = pos; } protected: FPDF_FILEHANDLER* m_pFS; FX_FILESIZE m_nCurPos; }; #endif // PDF_ENABLE_XFA // Object types for public FPDF_ types; these correspond to next layer down // from fpdfsdk. For master, these are CPDF_ types, but for XFA, these are // CPDFXFA_ types. #ifndef PDF_ENABLE_XFA using UnderlyingDocumentType = CPDF_Document; using UnderlyingPageType = CPDF_Page; #else // PDF_ENABLE_XFA using UnderlyingDocumentType = CPDFXFA_Context; using UnderlyingPageType = CPDFXFA_Page; #endif // PDF_ENABLE_XFA // Conversions to/from underlying types. UnderlyingDocumentType* UnderlyingFromFPDFDocument(FPDF_DOCUMENT doc); FPDF_DOCUMENT FPDFDocumentFromUnderlying(UnderlyingDocumentType* doc); UnderlyingPageType* UnderlyingFromFPDFPage(FPDF_PAGE page); // Conversions to/from FPDF_ types. CPDF_Document* CPDFDocumentFromFPDFDocument(FPDF_DOCUMENT doc); FPDF_DOCUMENT FPDFDocumentFromCPDFDocument(CPDF_Document* doc); CPDF_Page* CPDFPageFromFPDFPage(FPDF_PAGE page); CFX_DIBitmap* CFXBitmapFromFPDFBitmap(FPDF_BITMAP bitmap); void FSDK_SetSandBoxPolicy(FPDF_DWORD policy, FPDF_BOOL enable); FPDF_BOOL FSDK_IsSandBoxPolicyEnabled(FPDF_DWORD policy); void FPDF_RenderPage_Retail(CPDF_PageRenderContext* pContext, FPDF_PAGE page, int start_x, int start_y, int size_x, int size_y, int rotate, int flags, bool bNeedToRestore, IFSDK_PAUSE_Adapter* pause); void CheckUnSupportError(CPDF_Document* pDoc, uint32_t err_code); void CheckUnSupportAnnot(CPDF_Document* pDoc, const CPDF_Annot* pPDFAnnot); void ProcessParseError(CPDF_Parser::Error err); #endif // FPDFSDK_FSDK_DEFINE_H_