SO3Engine: SO3Engine/SO3Utils/SO3UserObjectBindings.cpp Source File

00001 /*
00002 -----------------------------------------------------------------------------
00003 This source file is part of OpenSpace3D
00004 For the latest info, see http://www.openspace3d.com
00005 
00006 Copyright (c) 2010 I-maginer
00007 
00008 This program is free software; you can redistribute it and/or modify it under
00009 the terms of the GNU Lesser General Public License as published by the Free Software
00010 Foundation; either version 2 of the License, or (at your option) any later
00011 version.
00012 
00013 This program is distributed in the hope that it will be useful, but WITHOUT
00014 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
00015 FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
00016 
00017 You should have received a copy of the GNU Lesser General Public License along with
00018 this program; if not, write to the Free Software Foundation, Inc., 59 Temple
00019 Place - Suite 330, Boston, MA 02111-1307, USA, or go to
00020 http://www.gnu.org/copyleft/lesser.txt
00021 
00022 You may alternatively use this source under the terms of a specific version of
00023 the OpenSpace3D Unrestricted License provided you have obtained such a license from
00024 I-maginer.
00025 -----------------------------------------------------------------------------
00026 */
00027 
00028 #include "SO3UserObjectBindings.h"
00029 
00030 namespace SO3
00031 {
00032 
00033 SAny SUserObjectBindings::msEmptyAny;
00034         
00035 SUserObjectBindings::SUserObjectBindings()
00036 {
00037         mAttributes = NULL;
00038 }
00039 
00040 SUserObjectBindings::~SUserObjectBindings()
00041 {
00042         Clear();
00043 }
00044 
00045 void SUserObjectBindings::SetUserAny(const SAny& anything)
00046 {
00047         // Allocate attributes on demand.
00048         if (mAttributes == NULL)
00049                 mAttributes = new SUserObjectBindings::Attributes;
00050         
00051         mAttributes->mKeylessAny = anything;
00052 }
00053 
00054 const SAny& SUserObjectBindings::GetUserAny() const
00055 {
00056         // Allocate attributes on demand.
00057         if (mAttributes == NULL)
00058                 mAttributes = new SUserObjectBindings::Attributes;
00059 
00060         return mAttributes->mKeylessAny;
00061 }
00062 
00063 void SUserObjectBindings::SetUserAny(const std::string& key, const SAny& anything)
00064 {
00065         // Allocate attributes on demand.
00066         if (mAttributes == NULL)
00067                 mAttributes = new SUserObjectBindings::Attributes;
00068 
00069         if (mAttributes->mpUserObjectsMap == NULL)
00070                 mAttributes->mpUserObjectsMap = new UserObjectsMap;
00071 
00072         (*mAttributes->mpUserObjectsMap)[key] = anything;
00073 }       
00074 
00075 const SAny& SUserObjectBindings::GetUserAny(const std::string& key) const
00076 {
00077         // Allocate attributes on demand.
00078         if (mAttributes == NULL)
00079                 mAttributes = new SUserObjectBindings::Attributes;
00080 
00081         // Case map doesn't exists.
00082         if (mAttributes->mpUserObjectsMap == NULL)
00083                 return msEmptyAny;
00084 
00085         UserObjectsMapConstIterator it = mAttributes->mpUserObjectsMap->find(key);
00086         if (it != mAttributes->mpUserObjectsMap->end())
00087                 return it->second;
00088         
00089         return msEmptyAny;
00090 }
00091 
00092 void SUserObjectBindings::EraseUserAny(const std::string& key)
00093 {
00094         // Case attributes and map allocated.
00095         if(mAttributes != NULL && mAttributes->mpUserObjectsMap != NULL)
00096         {
00097                 UserObjectsMapIterator it = mAttributes->mpUserObjectsMap->find(key);
00098                 if (it != mAttributes->mpUserObjectsMap->end())
00099                   mAttributes->mpUserObjectsMap->erase(it);
00100         }
00101 }
00102 
00103 void SUserObjectBindings::Clear() const
00104 {
00105         if (mAttributes != NULL)
00106         {                       
00107                 SAFE_DELETE(mAttributes);
00108         }
00109 }
00110 
00111 }