1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ 2 /* 3 * This file is part of the LibreOffice project. 4 * 5 * This Source Code Form is subject to the terms of the Mozilla Public 6 * License, v. 2.0. If a copy of the MPL was not distributed with this 7 * file, You can obtain one at http://mozilla.org/MPL/2.0/. 8 */ 9 10 #pragma once 11 12 #include <sal/types.h> 13 14 namespace vcl 15 { 16 /// Allows creating, updating and writing PDF objects in a container. 17 class SAL_NO_VTABLE SAL_DLLPUBLIC_RTTI PDFObjectContainer 18 { 19 public: 20 /* adds an entry to m_aObjects and returns its index+1, 21 * sets the offset to ~0 22 */ 23 virtual sal_Int32 createObject() = 0; 24 /* sets the offset of object n to the current position of output file+1 25 */ 26 virtual bool updateObject(sal_Int32 n) = 0; 27 28 // Write pBuffer to the end of the output. 29 virtual bool writeBuffer(const void* pBuffer, sal_uInt64 nBytes) = 0; 30 31 protected: 32 ~PDFObjectContainer() noexcept = default; 33 }; 34 } 35 36 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */ 37