Line data Source code
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 : * This file incorporates work covered by the following license notice:
10 : *
11 : * Licensed to the Apache Software Foundation (ASF) under one or more
12 : * contributor license agreements. See the NOTICE file distributed
13 : * with this work for additional information regarding copyright
14 : * ownership. The ASF licenses this file to you under the Apache
15 : * License, Version 2.0 (the "License"); you may not use this file
16 : * except in compliance with the License. You may obtain a copy of
17 : * the License at http://www.apache.org/licenses/LICENSE-2.0 .
18 : */
19 :
20 :
21 : #include "winmtf.hxx"
22 : #include "emfwr.hxx"
23 : #include "wmfwr.hxx"
24 : #include <svtools/wmf.hxx>
25 : #include <comphelper/scopeguard.hxx>
26 :
27 : // -----------------------------------------------------------------------------
28 :
29 28 : sal_Bool ConvertWMFToGDIMetaFile( SvStream & rStreamWMF, GDIMetaFile & rGDIMetaFile, FilterConfigItem* pConfigItem, WMF_EXTERNALHEADER *pExtHeader )
30 : {
31 : sal_uInt32 nMetaType;
32 28 : sal_uInt32 nOrgPos = rStreamWMF.Tell();
33 28 : sal_uInt16 nOrigNumberFormat = rStreamWMF.GetNumberFormatInt();
34 28 : rStreamWMF.SetNumberFormatInt( NUMBERFORMAT_INT_LITTLEENDIAN );
35 28 : rStreamWMF.Seek( 0x28 );
36 28 : rStreamWMF >> nMetaType;
37 28 : rStreamWMF.Seek( nOrgPos );
38 28 : if ( nMetaType == 0x464d4520 )
39 : {
40 15 : if ( EnhWMFReader( rStreamWMF, rGDIMetaFile, pConfigItem ).ReadEnhWMF() == sal_False )
41 3 : rStreamWMF.SetError( SVSTREAM_FILEFORMAT_ERROR );
42 : }
43 : else
44 : {
45 13 : WMFReader( rStreamWMF, rGDIMetaFile, pConfigItem, pExtHeader ).ReadWMF( );
46 : }
47 28 : rStreamWMF.SetNumberFormatInt( nOrigNumberFormat );
48 28 : return !rStreamWMF.GetError();
49 : }
50 :
51 : // -----------------------------------------------------------------------------
52 :
53 0 : sal_Bool ReadWindowMetafile( SvStream& rStream, GDIMetaFile& rMTF, FilterConfigItem* pFilterConfigItem )
54 : {
55 0 : sal_uInt32 nMetaType(0);
56 0 : sal_uInt32 nOrgPos = rStream.Tell();
57 :
58 0 : sal_uInt16 nOrigNumberFormat = rStream.GetNumberFormatInt();
59 0 : rStream.SetNumberFormatInt( NUMBERFORMAT_INT_LITTLEENDIAN );
60 : //exception-safe reset nOrigNumberFormat at end of scope
61 : const ::comphelper::ScopeGuard aScopeGuard(
62 : boost::bind(&SvStream::SetNumberFormatInt, ::boost::ref(rStream),
63 0 : nOrigNumberFormat));
64 :
65 0 : rStream.Seek( 0x28 );
66 0 : rStream >> nMetaType;
67 0 : rStream.Seek( nOrgPos );
68 :
69 0 : if (!rStream.good())
70 0 : return false;
71 :
72 0 : if ( nMetaType == 0x464d4520 )
73 : {
74 0 : if ( EnhWMFReader( rStream, rMTF, NULL ).ReadEnhWMF() == sal_False )
75 0 : rStream.SetError( SVSTREAM_FILEFORMAT_ERROR );
76 : }
77 : else
78 : {
79 0 : WMFReader( rStream, rMTF, pFilterConfigItem ).ReadWMF();
80 : }
81 :
82 0 : return rStream.good();
83 : }
84 :
85 : // -----------------------------------------------------------------------------
86 :
87 29 : sal_Bool ConvertGDIMetaFileToWMF( const GDIMetaFile & rMTF, SvStream & rTargetStream,
88 : FilterConfigItem* pConfigItem, sal_Bool bPlaceable)
89 : {
90 29 : WMFWriter aWMFWriter;
91 29 : return aWMFWriter.WriteWMF( rMTF, rTargetStream, pConfigItem, bPlaceable );
92 : }
93 :
94 : // -----------------------------------------------------------------------------
95 :
96 1 : sal_Bool ConvertGDIMetaFileToEMF( const GDIMetaFile & rMTF, SvStream & rTargetStream,
97 : FilterConfigItem* pConfigItem )
98 : {
99 1 : EMFWriter aEMFWriter(rTargetStream);
100 1 : return aEMFWriter.WriteEMF( rMTF, pConfigItem );
101 : }
102 :
103 : // -----------------------------------------------------------------------------
104 :
105 0 : sal_Bool WriteWindowMetafileBits( SvStream& rStream, const GDIMetaFile& rMTF )
106 : {
107 0 : return WMFWriter().WriteWMF( rMTF, rStream, NULL, sal_False );
108 108 : }
109 :
110 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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