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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 : #ifndef INCLUDED_VCL_GFXLINK_HXX
21 : #define INCLUDED_VCL_GFXLINK_HXX
22 :
23 : #include <rtl/ustring.hxx>
24 : #include <tools/stream.hxx>
25 : #include <tools/solar.h>
26 : #include <vcl/dllapi.h>
27 : #include <vcl/mapmod.hxx>
28 :
29 :
30 : // - ImpBuffer -
31 :
32 :
33 : struct ImpBuffer
34 : {
35 : sal_uLong mnRefCount;
36 : sal_uInt8* mpBuffer;
37 :
38 0 : ImpBuffer( sal_uLong nSize )
39 : {
40 0 : mnRefCount = 1UL;
41 0 : mpBuffer = nSize ? new sal_uInt8[ nSize ] : NULL;
42 0 : }
43 :
44 0 : ImpBuffer( sal_uInt8* pBuf ) { mnRefCount = 1UL; mpBuffer = pBuf; }
45 :
46 0 : ~ImpBuffer() { delete[] mpBuffer; }
47 : };
48 :
49 :
50 : // - ImpSwap -
51 :
52 :
53 : struct ImpSwap
54 : {
55 : OUString maURL;
56 : sal_uLong mnDataSize;
57 : sal_uLong mnRefCount;
58 :
59 : ImpSwap( sal_uInt8* pData, sal_uLong nDataSize );
60 : ~ImpSwap();
61 :
62 : sal_uInt8* GetData() const;
63 :
64 0 : bool IsSwapped() const { return maURL.getLength() > 0; }
65 :
66 : void WriteTo( SvStream& rOStm ) const;
67 : };
68 :
69 :
70 : // - ImpGfxLink -
71 :
72 :
73 0 : struct ImpGfxLink
74 : {
75 : MapMode maPrefMapMode;
76 : Size maPrefSize;
77 : bool mbPrefMapModeValid;
78 : bool mbPrefSizeValid;
79 :
80 0 : ImpGfxLink() :
81 : maPrefMapMode(),
82 : maPrefSize(),
83 : mbPrefMapModeValid( false ),
84 0 : mbPrefSizeValid( false )
85 0 : {}
86 : };
87 :
88 : //#endif // __PRIVATE
89 :
90 :
91 : // - GfxLinkType -
92 :
93 :
94 : enum GfxLinkType
95 : {
96 : GFX_LINK_TYPE_NONE = 0,
97 : GFX_LINK_TYPE_EPS_BUFFER = 1,
98 : GFX_LINK_TYPE_NATIVE_GIF = 2, // Don't forget to update the following defines
99 : GFX_LINK_TYPE_NATIVE_JPG = 3, // Don't forget to update the following defines
100 : GFX_LINK_TYPE_NATIVE_PNG = 4, // Don't forget to update the following defines
101 : GFX_LINK_TYPE_NATIVE_TIF = 5, // Don't forget to update the following defines
102 : GFX_LINK_TYPE_NATIVE_WMF = 6, // Don't forget to update the following defines
103 : GFX_LINK_TYPE_NATIVE_MET = 7, // Don't forget to update the following defines
104 : GFX_LINK_TYPE_NATIVE_PCT = 8, // Don't forget to update the following defines
105 : GFX_LINK_TYPE_NATIVE_SVG = 9, // Don't forget to update the following defines
106 : GFX_LINK_TYPE_NATIVE_MOV = 10, // Don't forget to update the following defines
107 : // #i15508# added BMP type support
108 : GFX_LINK_TYPE_NATIVE_BMP = 11, // Don't forget to update the following defines
109 : GFX_LINK_TYPE_USER = 0xffff
110 : };
111 :
112 : #define GFX_LINK_FIRST_NATIVE_ID GFX_LINK_TYPE_NATIVE_GIF
113 : #define GFX_LINK_LAST_NATIVE_ID GFX_LINK_TYPE_NATIVE_BMP
114 :
115 :
116 : // - GfxLink -
117 :
118 :
119 : struct ImpBuffer;
120 : struct ImpSwap;
121 : struct ImpGfxLink;
122 : class Graphic;
123 :
124 : class VCL_DLLPUBLIC GfxLink
125 : {
126 : private:
127 :
128 : GfxLinkType meType;
129 : ImpBuffer* mpBuf;
130 : ImpSwap* mpSwap;
131 : sal_uInt32 mnBufSize;
132 : sal_uInt32 mnUserId;
133 : ImpGfxLink* mpImpData;
134 :
135 : SAL_DLLPRIVATE void ImplCopy( const GfxLink& rGfxLink );
136 :
137 : public:
138 : GfxLink();
139 : GfxLink( const GfxLink& );
140 : GfxLink( const OUString& rPath, GfxLinkType nType );
141 : GfxLink( sal_uInt8* pBuf, sal_uInt32 nBufSize, GfxLinkType nType, bool bOwns );
142 : ~GfxLink();
143 :
144 : GfxLink& operator=( const GfxLink& );
145 : bool IsEqual( const GfxLink& ) const;
146 :
147 : GfxLinkType GetType() const;
148 :
149 0 : void SetUserId( sal_uInt32 nUserId ) { mnUserId = nUserId; }
150 0 : sal_uInt32 GetUserId() const { return mnUserId; }
151 :
152 : sal_uInt32 GetDataSize() const;
153 : void SetData( sal_uInt8* pBuf, sal_uInt32 nSize, GfxLinkType nType, bool bOwns );
154 : const sal_uInt8* GetData() const;
155 :
156 : const Size& GetPrefSize() const;
157 : void SetPrefSize( const Size& rPrefSize );
158 : bool IsPrefSizeValid();
159 :
160 : const MapMode& GetPrefMapMode() const;
161 : void SetPrefMapMode( const MapMode& rPrefMapMode );
162 : bool IsPrefMapModeValid();
163 :
164 : bool IsNative() const;
165 : bool IsUser() const { return( GFX_LINK_TYPE_USER == meType ); }
166 :
167 : bool LoadNative( Graphic& rGraphic );
168 :
169 : bool ExportNative( SvStream& rOStream ) const;
170 :
171 : void SwapOut();
172 : void SwapIn();
173 0 : bool IsSwappedOut() const { return( mpSwap != NULL ); }
174 :
175 : public:
176 :
177 : friend VCL_DLLPUBLIC SvStream& WriteGfxLink( SvStream& rOStream, const GfxLink& rGfxLink );
178 : friend VCL_DLLPUBLIC SvStream& ReadGfxLink( SvStream& rIStream, GfxLink& rGfxLink );
179 : };
180 :
181 : #endif
182 :
183 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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