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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 _SV_GFXLINK_HXX
21 : #define _SV_GFXLINK_HXX
22 :
23 : #include <vcl/dllapi.h>
24 : #include <tools/solar.h>
25 : #include <vcl/mapmod.hxx>
26 : #include <tools/string.hxx>
27 : #include <tools/stream.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 :
44 927 : ImpBuffer( sal_uInt8* pBuf ) { mnRefCount = 1UL; mpBuffer = pBuf; }
45 :
46 927 : ~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 1866 : sal_Bool IsSwapped() const { return maURL.getLength() > 0; }
65 :
66 : void WriteTo( SvStream& rOStm ) const;
67 : };
68 :
69 : // --------------
70 : // - ImpGfxLink -
71 : // --------------
72 :
73 15769 : struct ImpGfxLink
74 : {
75 : MapMode maPrefMapMode;
76 : Size maPrefSize;
77 : bool mbPrefMapModeValid;
78 : bool mbPrefSizeValid;
79 :
80 10090 : ImpGfxLink() :
81 : maPrefMapMode(),
82 : maPrefSize(),
83 : mbPrefMapModeValid( false ),
84 10090 : mbPrefSizeValid( false )
85 10090 : {}
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_USER = 0xffff
107 : };
108 :
109 : #define GFX_LINK_FIRST_NATIVE_ID GFX_LINK_TYPE_NATIVE_GIF
110 : #define GFX_LINK_LAST_NATIVE_ID GFX_LINK_TYPE_NATIVE_SVG
111 :
112 : // -----------
113 : // - GfxLink -
114 : // -----------
115 :
116 : struct ImpBuffer;
117 : struct ImpSwap;
118 : struct ImpGfxLink;
119 : class Graphic;
120 :
121 : class VCL_DLLPUBLIC GfxLink
122 : {
123 : private:
124 :
125 : GfxLinkType meType;
126 : ImpBuffer* mpBuf;
127 : ImpSwap* mpSwap;
128 : sal_uInt32 mnBufSize;
129 : sal_uInt32 mnUserId;
130 : ImpGfxLink* mpImpData;
131 : sal_uLong mnExtra2;
132 :
133 : SAL_DLLPRIVATE void ImplCopy( const GfxLink& rGfxLink );
134 :
135 : public:
136 : GfxLink();
137 : GfxLink( const GfxLink& );
138 : GfxLink( const String& rPath, GfxLinkType nType );
139 : GfxLink( sal_uInt8* pBuf, sal_uInt32 nBufSize, GfxLinkType nType, sal_Bool bOwns );
140 : ~GfxLink();
141 :
142 : GfxLink& operator=( const GfxLink& );
143 : sal_Bool IsEqual( const GfxLink& ) const;
144 :
145 : GfxLinkType GetType() const;
146 :
147 6 : void SetUserId( sal_uInt32 nUserId ) { mnUserId = nUserId; }
148 11 : sal_uInt32 GetUserId() const { return mnUserId; }
149 :
150 : sal_uInt32 GetDataSize() const;
151 : void SetData( sal_uInt8* pBuf, sal_uInt32 nSize, GfxLinkType nType, sal_Bool bOwns );
152 : const sal_uInt8* GetData() const;
153 :
154 : const Size& GetPrefSize() const;
155 : void SetPrefSize( const Size& rPrefSize );
156 : bool IsPrefSizeValid();
157 :
158 : const MapMode& GetPrefMapMode() const;
159 : void SetPrefMapMode( const MapMode& rPrefMapMode );
160 : bool IsPrefMapModeValid();
161 :
162 : sal_Bool IsNative() const;
163 : sal_Bool IsUser() const { return( GFX_LINK_TYPE_USER == meType ); }
164 :
165 : sal_Bool LoadNative( Graphic& rGraphic );
166 :
167 : sal_Bool ExportNative( SvStream& rOStream ) const;
168 :
169 : void SwapOut();
170 : void SwapIn();
171 1644 : sal_Bool IsSwappedOut() const { return( mpSwap != NULL ); }
172 :
173 : public:
174 :
175 : friend VCL_DLLPUBLIC SvStream& operator<<( SvStream& rOStream, const GfxLink& rGfxLink );
176 : friend VCL_DLLPUBLIC SvStream& operator>>( SvStream& rIStream, GfxLink& rGfxLink );
177 : };
178 :
179 : #endif
180 :
181 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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