GG
Cursor.h
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1 // -*- C++ -*-
2 /* GG is a GUI for SDL and OpenGL.
3  Copyright (C) 2007 T. Zachary Laine
4 
5  This library is free software; you can redistribute it and/or
6  modify it under the terms of the GNU Lesser General Public License
7  as published by the Free Software Foundation; either version 2.1
8  of the License, or (at your option) any later version.
9 
10  This library is distributed in the hope that it will be useful,
11  but WITHOUT ANY WARRANTY; without even the implied warranty of
12  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13  Lesser General Public License for more details.
14 
15  You should have received a copy of the GNU Lesser General Public
16  License along with this library; if not, write to the Free
17  Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
18  02111-1307 USA
19 
20  If you do not wish to comply with the terms of the LGPL please
21  contact the author as other terms are available for a fee.
22 
23  Zach Laine
24  whatwasthataddress@gmail.com */
25 
29 #ifndef _GG_Cursor_h_
30 #define _GG_Cursor_h_
31 
32 #include <GG/PtRect.h>
33 
34 #include <boost/shared_ptr.hpp>
35 
36 
37 namespace GG {
38 
39 class Texture;
40 
46 class GG_API Cursor
47 {
48 public:
50  Cursor();
51  virtual ~Cursor();
52 
53 
55 
57  virtual void Render(const Pt& pt) = 0;
59 };
60 
66 class GG_API TextureCursor :
67  public Cursor
68 {
69 public:
71 
74  TextureCursor(const boost::shared_ptr<Texture>& texture, const Pt& hotspot = Pt());
76 
78 
79  const boost::shared_ptr<Texture>& GetTexture() const;
80 
82  const Pt& Hotspot() const;
84 
86  virtual void Render(const Pt& pt);
88 
89 private:
90  boost::shared_ptr<Texture> m_texture;
91  Pt m_hotspot;
92 };
93 
94 } // namespace GG
95 
96 #endif