1 /************************************************************** 2 * 3 * Licensed to the Apache Software Foundation (ASF) under one 4 * or more contributor license agreements. See the NOTICE file 5 * distributed with this work for additional information 6 * regarding copyright ownership. The ASF licenses this file 7 * to you under the Apache License, Version 2.0 (the 8 * "License"); you may not use this file except in compliance 9 * with the License. You may obtain a copy of the License at 10 * 11 * http://www.apache.org/licenses/LICENSE-2.0 12 * 13 * Unless required by applicable law or agreed to in writing, 14 * software distributed under the License is distributed on an 15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16 * KIND, either express or implied. See the License for the 17 * specific language governing permissions and limitations 18 * under the License. 19 * 20 *************************************************************/ 21 22 23 24 #ifndef SVTOOLS_INSTRM_HXX 25 #define SVTOOLS_INSTRM_HXX 26 27 #include "svl/svldllapi.h" 28 #include <com/sun/star/uno/Reference.h> 29 #include <tools/stream.hxx> 30 31 namespace com { namespace sun { namespace star { namespace io { 32 class XInputStream; 33 class XSeekable; 34 } } } } 35 36 class SvDataPipe_Impl; 37 38 //============================================================================ 39 class SVL_DLLPUBLIC SvInputStream: public SvStream 40 { 41 com::sun::star::uno::Reference< com::sun::star::io::XInputStream > 42 m_xStream; 43 com::sun::star::uno::Reference< com::sun::star::io::XSeekable > 44 m_xSeekable; 45 SvDataPipe_Impl * m_pPipe; 46 sal_uLong m_nSeekedFrom; 47 48 SVL_DLLPRIVATE bool open(); 49 50 SVL_DLLPRIVATE virtual sal_uLong GetData(void * pData, sal_uLong nSize); 51 52 SVL_DLLPRIVATE virtual sal_uLong PutData(void const *, sal_uLong); 53 54 SVL_DLLPRIVATE virtual sal_uLong SeekPos(sal_uLong nPos); 55 56 SVL_DLLPRIVATE virtual void FlushData(); 57 58 SVL_DLLPRIVATE virtual void SetSize(sal_uLong); 59 60 public: 61 SvInputStream( 62 com::sun::star::uno::Reference< com::sun::star::io::XInputStream > 63 const & 64 rTheStream); 65 66 virtual ~SvInputStream(); 67 68 virtual sal_uInt16 IsA() const; 69 70 virtual void AddMark(sal_uLong nPos); 71 72 virtual void RemoveMark(sal_uLong nPos); 73 }; 74 75 #endif // SVTOOLS_INSTRM_HXX 76 77