Developer Documentation
 All Classes Namespaces Files Functions Variables Typedefs Enumerations Enumerator Properties Friends Macros Modules Pages
ObjectIDPointerManagerT.cc
1 /*===========================================================================*\
2 * *
3 * OpenFlipper *
4  * Copyright (c) 2001-2015, RWTH-Aachen University *
5  * Department of Computer Graphics and Multimedia *
6  * All rights reserved. *
7  * www.openflipper.org *
8  * *
9  *---------------------------------------------------------------------------*
10  * This file is part of OpenFlipper. *
11  *---------------------------------------------------------------------------*
12  * *
13  * Redistribution and use in source and binary forms, with or without *
14  * modification, are permitted provided that the following conditions *
15  * are met: *
16  * *
17  * 1. Redistributions of source code must retain the above copyright notice, *
18  * this list of conditions and the following disclaimer. *
19  * *
20  * 2. Redistributions in binary form must reproduce the above copyright *
21  * notice, this list of conditions and the following disclaimer in the *
22  * documentation and/or other materials provided with the distribution. *
23  * *
24  * 3. Neither the name of the copyright holder nor the names of its *
25  * contributors may be used to endorse or promote products derived from *
26  * this software without specific prior written permission. *
27  * *
28  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS *
29  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED *
30  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A *
31  * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER *
32  * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, *
33  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, *
34  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR *
35  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF *
36  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING *
37  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS *
38  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. *
39 * *
40 \*===========================================================================*/
41 
42 /*===========================================================================*\
43 * *
44 * $Revision$ *
45 * $LastChangedBy$ *
46 * $Date$ *
47 * *
48 \*===========================================================================*/
49 
50 
51 
52 
53 //=============================================================================
54 //
55 // CLASS ObjectIDPointerManagerT - IMPLEMENTATION
56 //
57 //=============================================================================
58 
59 #define OBJECTIDPOINTERMANAGERT_C
60 
61 //== INCLUDES =================================================================
62 
63 #include "ObjectIDPointerManagerT.hh"
64 
65 //== NAMESPACES ===============================================================
66 
67 //== IMPLEMENTATION ==========================================================
68 
69 template< class Pointer >
70 bool ObjectIDPointerManagerT<Pointer>::get_pointer(int _identifier, Pointer & _pointer) {
71  typename PointerObjectIDMap::iterator po_itr;
72  typename PointerObjectIDMap::iterator po_itr_end = pointer_objectID_map_.end();
73 
74  po_itr = pointer_objectID_map_.find(_identifier);
75 
76  // Last position reached = no element with ID _identifier in map
77  if (po_itr == po_itr_end)
78  return false;
79 
80  // Give pointer back
81  _pointer = (Pointer)po_itr->second;
82  return true;
83 }
84 
85 //-----------------------------------------------------------------------------
86 
87 template< class Pointer >
88 Pointer ObjectIDPointerManagerT<Pointer>::get_pointer(int _identifier) {
89  Pointer tmp;
90  if ( get_pointer(_identifier,tmp) )
91  return tmp;
92  else
93  return NULL;
94 }
95 
96 //-----------------------------------------------------------------------------
97 
98 template< class Pointer >
99 bool ObjectIDPointerManagerT<Pointer>::add_pointer(int _identifier, const Pointer & _pointer) {
100  typename PointerObjectIDMap::iterator po_itr;
101  typename PointerObjectIDMap::iterator po_itr_end = pointer_objectID_map_.end();
102 
103  po_itr = pointer_objectID_map_.find(_identifier);
104 
105  // Was already there
106  if (po_itr != po_itr_end)
107  return false;
108 
109  pointer_objectID_map_.insert(PointerObjectIDPair(_identifier, _pointer));
110  return true;
111 }
112 
113 //-----------------------------------------------------------------------------
114 
115 template< class Pointer >
116 bool ObjectIDPointerManagerT<Pointer>::delete_object(int _identifier) {
117  typename PointerObjectIDMap::iterator po_itr;
118  typename PointerObjectIDMap::iterator po_itr_end = pointer_objectID_map_.end();
119 
120  po_itr = pointer_objectID_map_.find(_identifier);
121 
122  // Last position reached = no element with ID _identifier in map
123  if (po_itr == po_itr_end)
124  return false;
125 
126  pointer_objectID_map_.erase(_identifier);
127  return true;
128 }
129 
130 //-----------------------------------------------------------------------------
131 
132 template< class Pointer >
133 void ObjectIDPointerManagerT<Pointer>::get_object_ids(std::vector<int> & _ids)
134 {
135  _ids.clear();
136 
137  typename PointerObjectIDMap::iterator po_itr;
138  typename PointerObjectIDMap::iterator po_itr_end = pointer_objectID_map_.end();
139 
140  for (po_itr = pointer_objectID_map_.begin(); po_itr != po_itr_end; ++po_itr)
141  _ids.push_back((*po_itr).first);
142 }
143 
144 //-----------------------------------------------------------------------------
145 
146 //=============================================================================
147 //=============================================================================
ObjectIDPointerManagerT::add_pointer
bool add_pointer(int _identifier, const Pointer &_pointer)
Definition: ObjectIDPointerManagerT.cc:99
ObjectIDPointerManagerT::get_pointer
bool get_pointer(int _identifier, Pointer &_pointer)
Definition: ObjectIDPointerManagerT.cc:70
ObjectIDPointerManagerT::delete_object
bool delete_object(int _identifier)
Doesn't actually delete object (pointed to by pointer) only clears entry from the map...
Definition: ObjectIDPointerManagerT.cc:116
ObjectIDPointerManagerT::PointerObjectIDPair
std::pair< int, Pointer > PointerObjectIDPair
typedef for the pairs
Definition: ObjectIDPointerManagerT.hh:103