1 /*************************************************************************
2  *
3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4  *
5  * Copyright 2000, 2010 Oracle and/or its affiliates.
6  *
7  * OpenOffice.org - a multi-platform office productivity suite
8  *
9  * This file is part of OpenOffice.org.
10  *
11  * OpenOffice.org is free software: you can redistribute it and/or modify
12  * it under the terms of the GNU Lesser General Public License version 3
13  * only, as published by the Free Software Foundation.
14  *
15  * OpenOffice.org is distributed in the hope that it will be useful,
16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
18  * GNU Lesser General Public License version 3 for more details
19  * (a copy is included in the LICENSE file that accompanied this code).
20  *
21  * You should have received a copy of the GNU Lesser General Public License
22  * version 3 along with OpenOffice.org.  If not, see
23  * <http://www.openoffice.org/license.html>
24  * for a copy of the LGPLv3 License.
25  *
26  ************************************************************************/
27 
28 #ifndef _CPPCANVAS_TEXTACTION_HXX
29 #define _CPPCANVAS_TEXTACTION_HXX
30 
31 #include <com/sun/star/uno/Sequence.hxx>
32 
33 #include <action.hxx>
34 #include <cppcanvas/canvas.hxx>
35 #include <cppcanvas/renderer.hxx>
36 #include <tools/poly.hxx>
37 #include <tools/gen.hxx>
38 
39 class VirtualDevice;
40 class Point;
41 class Color;
42 class String;
43 
44 
45 /* Definition of internal::TextActionFactory class */
46 
47 namespace cppcanvas
48 {
49     namespace internal
50     {
51         struct OutDevState;
52 
53         /** Creates encapsulated converters between GDIMetaFile and
54             XCanvas. The Canvas argument is deliberately placed at the
55             constructor, to force reconstruction of this object for a
56             new canvas. This considerably eases internal state
57             handling, since a lot of the internal state (e.g. fonts,
58             text layout) is Canvas-dependent.
59          */
60         class TextActionFactory
61         {
62         public:
63             /** Create text action, optionally shadow/relief effect
64 
65             	Note that this method accepts all coordinates in
66             	logical coordinates.
67 
68             	@param pDXArray
69                 Pointer to array of logical character offsets (or NULL)
70 
71             	@param bSubsettable
72                 When this parameter is set to true, the generated
73                 action might consume slightly more memory, but is
74                 subsettable (Action::render( Subset ) works on
75                 characters)
76              */
77             static ActionSharedPtr createTextAction( const ::Point&					rStartPoint,
78                                                      const ::Size&					rReliefOffset,
79                                                      const ::Color&					rReliefColor,
80                                                      const ::Size&					rShadowOffset,
81                                                      const ::Color&					rShadowColor,
82                                                      const ::String& 				rText,
83                                                      sal_Int32 						nStartPos,
84                                                      sal_Int32 						nLen,
85                                                      const sal_Int32*				pDXArray,
86                                                      VirtualDevice&					rVDev,
87                                                      const CanvasSharedPtr&			rCanvas,
88                                                      const OutDevState& 			rState,
89                                                      const Renderer::Parameters& 	rParms,
90                                                      bool							bSubsettable );
91 
92         private:
93             // static factory, disable big four
94             TextActionFactory();
95             ~TextActionFactory();
96             TextActionFactory(const TextActionFactory&);
97             TextActionFactory& operator=( const TextActionFactory& );
98         };
99     }
100 }
101 
102 #endif /* _CPPCANVAS_TEXTACTION_HXX */
103