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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/stream.hxx>
27 :
28 : // -------------
29 : // - ImpBuffer -
30 : // -------------
31 :
32 : struct ImpBuffer
33 : {
34 : sal_uLong mnRefCount;
35 : sal_uInt8* mpBuffer;
36 :
37 0 : ImpBuffer( sal_uLong nSize )
38 : {
39 0 : mnRefCount = 1UL;
40 0 : mpBuffer = nSize ? new sal_uInt8[ nSize ] : NULL;
41 0 : }
42 :
43 49 : ImpBuffer( sal_uInt8* pBuf ) { mnRefCount = 1UL; mpBuffer = pBuf; }
44 :
45 49 : ~ImpBuffer() { delete[] mpBuffer; }
46 : };
47 :
48 : // -----------
49 : // - ImpSwap -
50 : // -----------
51 :
52 : struct ImpSwap
53 : {
54 : rtl::OUString maURL;
55 : sal_uLong mnDataSize;
56 : sal_uLong mnRefCount;
57 :
58 : ImpSwap( sal_uInt8* pData, sal_uLong nDataSize );
59 : ~ImpSwap();
60 :
61 : sal_uInt8* GetData() const;
62 :
63 96 : sal_Bool IsSwapped() const { return maURL.getLength() > 0; }
64 :
65 : void WriteTo( SvStream& rOStm ) const;
66 : };
67 :
68 : // --------------
69 : // - ImpGfxLink -
70 : // --------------
71 :
72 5201 : struct ImpGfxLink
73 : {
74 : MapMode maPrefMapMode;
75 : Size maPrefSize;
76 : bool mbPrefMapModeValid;
77 : bool mbPrefSizeValid;
78 :
79 3561 : ImpGfxLink() :
80 : maPrefMapMode(),
81 : maPrefSize(),
82 : mbPrefMapModeValid( false ),
83 3561 : mbPrefSizeValid( false )
84 3561 : {}
85 : };
86 :
87 : //#endif // __PRIVATE
88 :
89 : // ---------------
90 : // - GfxLinkType -
91 : // ---------------
92 :
93 : enum GfxLinkType
94 : {
95 : GFX_LINK_TYPE_NONE = 0,
96 : GFX_LINK_TYPE_EPS_BUFFER = 1,
97 : GFX_LINK_TYPE_NATIVE_GIF = 2, // Don't forget to update the following defines
98 : GFX_LINK_TYPE_NATIVE_JPG = 3, // Don't forget to update the following defines
99 : GFX_LINK_TYPE_NATIVE_PNG = 4, // Don't forget to update the following defines
100 : GFX_LINK_TYPE_NATIVE_TIF = 5, // Don't forget to update the following defines
101 : GFX_LINK_TYPE_NATIVE_WMF = 6, // Don't forget to update the following defines
102 : GFX_LINK_TYPE_NATIVE_MET = 7, // Don't forget to update the following defines
103 : GFX_LINK_TYPE_NATIVE_PCT = 8, // Don't forget to update the following defines
104 : GFX_LINK_TYPE_NATIVE_SVG = 9, // Don't forget to update the following defines
105 : GFX_LINK_TYPE_USER = 0xffff
106 : };
107 :
108 : #define GFX_LINK_FIRST_NATIVE_ID GFX_LINK_TYPE_NATIVE_GIF
109 : #define GFX_LINK_LAST_NATIVE_ID GFX_LINK_TYPE_NATIVE_SVG
110 :
111 : // -----------
112 : // - GfxLink -
113 : // -----------
114 :
115 : struct ImpBuffer;
116 : struct ImpSwap;
117 : struct ImpGfxLink;
118 : class Graphic;
119 :
120 : class VCL_DLLPUBLIC GfxLink
121 : {
122 : private:
123 :
124 : GfxLinkType meType;
125 : ImpBuffer* mpBuf;
126 : ImpSwap* mpSwap;
127 : sal_uInt32 mnBufSize;
128 : sal_uInt32 mnUserId;
129 : ImpGfxLink* mpImpData;
130 : sal_uLong mnExtra2;
131 :
132 : SAL_DLLPRIVATE void ImplCopy( const GfxLink& rGfxLink );
133 :
134 : public:
135 : GfxLink();
136 : GfxLink( const GfxLink& );
137 : GfxLink( const String& rPath, GfxLinkType nType );
138 : GfxLink( sal_uInt8* pBuf, sal_uInt32 nBufSize, GfxLinkType nType, sal_Bool bOwns );
139 : ~GfxLink();
140 :
141 : GfxLink& operator=( const GfxLink& );
142 : sal_Bool IsEqual( const GfxLink& ) const;
143 :
144 : GfxLinkType GetType() const;
145 :
146 0 : void SetUserId( sal_uInt32 nUserId ) { mnUserId = nUserId; }
147 10 : sal_uInt32 GetUserId() const { return mnUserId; }
148 :
149 : sal_uInt32 GetDataSize() const;
150 : void SetData( sal_uInt8* pBuf, sal_uInt32 nSize, GfxLinkType nType, sal_Bool bOwns );
151 : const sal_uInt8* GetData() const;
152 :
153 : const Size& GetPrefSize() const;
154 : void SetPrefSize( const Size& rPrefSize );
155 : bool IsPrefSizeValid();
156 :
157 : const MapMode& GetPrefMapMode() const;
158 : void SetPrefMapMode( const MapMode& rPrefMapMode );
159 : bool IsPrefMapModeValid();
160 :
161 : sal_Bool IsNative() const;
162 : sal_Bool IsUser() const { return( GFX_LINK_TYPE_USER == meType ); }
163 :
164 : sal_Bool LoadNative( Graphic& rGraphic );
165 :
166 : sal_Bool ExportNative( SvStream& rOStream ) const;
167 :
168 : void SwapOut();
169 : void SwapIn();
170 224 : sal_Bool IsSwappedOut() const { return( mpSwap != NULL ); }
171 :
172 : public:
173 :
174 : friend VCL_DLLPUBLIC SvStream& operator<<( SvStream& rOStream, const GfxLink& rGfxLink );
175 : friend VCL_DLLPUBLIC SvStream& operator>>( SvStream& rIStream, GfxLink& rGfxLink );
176 : };
177 :
178 : #endif
179 :
180 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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