1 // Copyright 2014 PDFium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com 6 7 #ifndef _FPDFSAVE_H_ 8 #define _FPDFSAVE_H_ 9 10 #include "fpdfview.h" 11 12 #ifdef __cplusplus 13 extern "C" { 14 #endif 15 16 17 // Structure for custom file write 18 struct FPDF_FILEWRITE{ 19 20 // 21 //Version number of the interface. Currently must be 1. 22 // 23 int version; 24 25 // 26 // Method: WriteBlock 27 // Output a block of data in your custom way. 28 // Interface Version: 29 // 1 30 // Implementation Required: 31 // Yes 32 // Comments: 33 // Called by function FPDF_SaveDocument 34 // Parameters: 35 // pThis - Pointer to the structure itself 36 // pData - Pointer to a buffer to output 37 // size - The size of the buffer. 38 // Return value: 39 // Should be non-zero if successful, zero for error. 40 // 41 int (*WriteBlock)( FPDF_FILEWRITE* pThis, const void* pData, unsigned long size); 42 43 }; 44 45 46 /** @brief Incremental. */ 47 #define FPDF_INCREMENTAL 1 48 /** @brief No Incremental. */ 49 #define FPDF_NO_INCREMENTAL 2 50 51 52 // Function: FPDF_SaveAsCopy 53 // Saves the copy of specified document in custom way. 54 // Parameters: 55 // document - Handle to document. Returned by FPDF_LoadDocument and FPDF_CreateNewDocument. 56 // pFileWrite - A pointer to a custom file write structure. 57 // flags - The creating flags. 58 // Return value: 59 // TRUE for succeed, FALSE for failed. 60 // 61 DLLEXPORT FPDF_BOOL STDCALL FPDF_SaveAsCopy( FPDF_DOCUMENT document,FPDF_FILEWRITE * pFileWrite, 62 FPDF_DWORD flags ); 63 64 // Function: FPDF_SaveWithVersion 65 // Same as function ::FPDF_SaveAsCopy, except the file version of the saved document could be specified by user. 66 // Parameters: 67 // document - Handle to document. 68 // pFileWrite - A pointer to a custom file write structure. 69 // flags - The creating flags. 70 // fileVersion - The PDF file version. File version: 14 for 1.4, 15 for 1.5, ... 71 // Return value: 72 // TRUE if succeed, FALSE if failed. 73 // 74 DLLEXPORT FPDF_BOOL STDCALL FPDF_SaveWithVersion(FPDF_DOCUMENT document,FPDF_FILEWRITE * pFileWrite, 75 FPDF_DWORD flags, int fileVersion); 76 77 #ifdef __cplusplus 78 }; 79 #endif 80 81 #endif //_FPDFSAVE_H_ 82