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Canvas: Ensure all element types are initialized before first usage.
[simgear.git] / simgear / canvas / CanvasMgr.cxx
1 // Canvas with 2D rendering API
2 //
3 // Copyright (C) 2012  Thomas Geymayer <tomgey@gmail.com>
4 //
5 // This library is free software; you can redistribute it and/or
6 // modify it under the terms of the GNU Library General Public
7 // License as published by the Free Software Foundation; either
8 // version 2 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 // Library General Public License for more details.
14 //
15 // You should have received a copy of the GNU Library General Public
16 // License along with this library; if not, write to the Free Software
17 // Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301, USA
18
19 #include "CanvasMgr.hxx"
20 #include "Canvas.hxx"
21 #include "CanvasEventManager.hxx"
22
23 #include <boost/bind.hpp>
24
25 namespace simgear
26 {
27 namespace canvas
28 {
29
30   /**
31    * Canvas factory
32    */
33   CanvasPtr canvasFactory(SGPropertyNode* node)
34   {
35     return CanvasPtr(new Canvas(node));
36   }
37
38   //----------------------------------------------------------------------------
39   CanvasMgr::CanvasMgr( SGPropertyNode_ptr node,
40                         SystemAdapterPtr system_adapter ):
41     PropertyBasedMgr(node, "texture", &canvasFactory),
42     _system_adapter(system_adapter)
43   {
44
45   }
46
47   //----------------------------------------------------------------------------
48   CanvasPtr CanvasMgr::createCanvas(const std::string& name)
49   {
50     return boost::static_pointer_cast<Canvas>( createElement(name) );
51   }
52
53   //----------------------------------------------------------------------------
54   CanvasPtr CanvasMgr::getCanvas(size_t index) const
55   {
56     return boost::static_pointer_cast<Canvas>( getElement(index) );
57   }
58
59   //----------------------------------------------------------------------------
60   CanvasPtr CanvasMgr::getCanvas(const std::string& name) const
61   {
62     return boost::static_pointer_cast<Canvas>( getElement(name) );
63   }
64
65   //----------------------------------------------------------------------------
66   void CanvasMgr::elementCreated(PropertyBasedElementPtr element)
67   {
68     CanvasPtr canvas = boost::static_pointer_cast<Canvas>(element);
69     canvas->setSystemAdapter(_system_adapter);
70     canvas->setCanvasMgr(this);
71   }
72
73 } // namespace canvas
74 } // namespace simgear