[9572] | 1 | /* |
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| 2 | * ORXONOX - the hottest 3D action shooter ever to exist |
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| 3 | * > www.orxonox.net < |
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| 4 | * |
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| 5 | * |
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| 6 | * License notice: |
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| 7 | * |
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| 8 | * This program is free software; you can redistribute it and/or |
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| 9 | * modify it under the terms of the GNU General Public License |
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| 10 | * as published by the Free Software Foundation; either version 2 |
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| 11 | * of the License, or (at your option) any later version. |
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| 12 | * |
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| 13 | * This program is distributed in the hope that it will be useful, |
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| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 16 | * GNU General Public License for more details. |
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| 17 | * |
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| 18 | * You should have received a copy of the GNU General Public License |
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| 19 | * along with this program; if not, write to the Free Software |
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| 20 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
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| 21 | * |
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| 22 | * Author: |
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| 23 | * Fabian 'x3n' Landau |
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| 24 | * Co-authors: |
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| 25 | * ... |
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| 26 | * |
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| 27 | */ |
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| 28 | |
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| 29 | /** |
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| 30 | @file |
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| 31 | @brief Implementation of Listable. |
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| 32 | */ |
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| 33 | |
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| 34 | #include "Listable.h" |
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[9667] | 35 | #include "core/CoreIncludes.h" |
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| 36 | #include "ObjectListBase.h" |
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| 37 | #include "Context.h" |
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[9572] | 38 | |
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| 39 | namespace orxonox |
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| 40 | { |
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[9667] | 41 | RegisterClass(Listable); |
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| 42 | |
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[9572] | 43 | /** |
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[9667] | 44 | @brief Constructor: Allocates space in the element list. |
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[9572] | 45 | */ |
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| 46 | Listable::Listable() |
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| 47 | { |
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[9667] | 48 | this->context_ = Context::getRootContext(); |
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| 49 | this->elements_.reserve(6); |
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| 50 | |
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| 51 | RegisterObject(Listable); |
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[9572] | 52 | } |
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| 53 | |
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| 54 | /** |
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[9667] | 55 | @brief Constructor: Allocates space in the element list and assigns the context |
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| 56 | */ |
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| 57 | Listable::Listable(Context* context) |
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| 58 | { |
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| 59 | this->context_ = context; |
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| 60 | this->elements_.reserve(6); |
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| 61 | |
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| 62 | RegisterObject(Listable); |
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| 63 | } |
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| 64 | |
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| 65 | /** |
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[9572] | 66 | @brief Destructor: Removes the object from the object-lists |
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| 67 | */ |
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| 68 | Listable::~Listable() |
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| 69 | { |
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| 70 | this->unregisterObject(); |
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| 71 | } |
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| 72 | |
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| 73 | /** |
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| 74 | @brief Removes this object from the object-lists. |
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| 75 | */ |
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| 76 | void Listable::unregisterObject() |
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| 77 | { |
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[9667] | 78 | for (size_t i = 0; i < this->elements_.size(); ++i) |
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| 79 | Listable::deleteObjectListElement(this->elements_[i]); |
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| 80 | this->elements_.clear(); |
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[9572] | 81 | } |
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[9667] | 82 | |
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| 83 | /** |
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| 84 | * @brief Changes the context. |
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| 85 | * The object is removed from the current context and added to the new one. This also applies to all object lists the object is registered in. |
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| 86 | */ |
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| 87 | void Listable::setContext(Context* context) |
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| 88 | { |
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| 89 | assert(context); |
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| 90 | std::vector<ObjectListBaseElement*> copy = this->elements_; |
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| 91 | this->elements_.clear(); |
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| 92 | |
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| 93 | for (size_t i = 0; i < copy.size(); ++i) |
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| 94 | { |
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| 95 | copy[i]->changeContext(this->context_, context); |
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| 96 | Listable::deleteObjectListElement(copy[i]); |
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| 97 | } |
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| 98 | |
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| 99 | this->context_ = context; |
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| 100 | } |
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| 101 | |
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| 102 | /* static */ SmallObjectAllocator& Listable::getObjectListElementAllocator() |
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| 103 | { |
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| 104 | static SmallObjectAllocator allocator(sizeof(ObjectListElement<Listable>), 1024); |
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| 105 | return allocator; |
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| 106 | } |
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| 107 | |
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| 108 | /* static */ void Listable::deleteObjectListElement(ObjectListBaseElement* element) |
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| 109 | { |
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| 110 | element->~ObjectListBaseElement(); |
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| 111 | Listable::getObjectListElementAllocator().free(element); |
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| 112 | } |
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[9572] | 113 | } |
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