[859] | 1 | /* |
---|
| 2 | * ORXONOX - the hottest 3D action shooter ever to exist |
---|
| 3 | * |
---|
| 4 | * |
---|
| 5 | * License notice: |
---|
| 6 | * |
---|
| 7 | * This program is free software; you can redistribute it and/or |
---|
| 8 | * modify it under the terms of the GNU General Public License |
---|
| 9 | * as published by the Free Software Foundation; either version 2 |
---|
| 10 | * of the License, or (at your option) any later version. |
---|
| 11 | * |
---|
| 12 | * This program is distributed in the hope that it will be useful, |
---|
| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
---|
| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
---|
| 15 | * GNU General Public License for more details. |
---|
| 16 | * |
---|
| 17 | * You should have received a copy of the GNU General Public License |
---|
| 18 | * along with this program; if not, write to the Free Software |
---|
| 19 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
---|
| 20 | * |
---|
| 21 | * Author: |
---|
| 22 | * Fabian 'x3n' Landau |
---|
| 23 | * Co-authors: |
---|
| 24 | * ... |
---|
| 25 | * |
---|
| 26 | */ |
---|
| 27 | |
---|
| 28 | /*! |
---|
| 29 | @file IdentifierList.cc |
---|
| 30 | @brief Implementation of the IdentifierList class. |
---|
| 31 | */ |
---|
| 32 | |
---|
| 33 | #include "Identifier.h" |
---|
| 34 | #include "IdentifierList.h" |
---|
| 35 | |
---|
| 36 | namespace orxonox |
---|
| 37 | { |
---|
| 38 | // ############################### |
---|
| 39 | // ### IdentifierList ### |
---|
| 40 | // ############################### |
---|
| 41 | /** |
---|
| 42 | @brief Constructor: Sets first_ to zero. |
---|
| 43 | */ |
---|
| 44 | IdentifierList::IdentifierList() |
---|
| 45 | { |
---|
| 46 | this->first_ = 0; |
---|
| 47 | } |
---|
| 48 | |
---|
| 49 | /** |
---|
| 50 | @brief Destructor: Deletes all elements in the list, but NOT THE IDENTIFIERS. |
---|
| 51 | */ |
---|
| 52 | IdentifierList::~IdentifierList() |
---|
| 53 | { |
---|
| 54 | IdentifierListElement* temp; |
---|
| 55 | while (this->first_) |
---|
| 56 | { |
---|
| 57 | temp = this->first_->next_; |
---|
| 58 | delete this->first_; |
---|
| 59 | this->first_ = temp; |
---|
| 60 | } |
---|
| 61 | } |
---|
| 62 | |
---|
| 63 | /** |
---|
| 64 | @brief Adds an Identifier to the list. |
---|
| 65 | @param identifier The Identifier to add |
---|
| 66 | */ |
---|
| 67 | void IdentifierList::add(const Identifier* identifier) |
---|
| 68 | { |
---|
| 69 | IdentifierListElement* temp = this->first_; |
---|
| 70 | this->first_ = new IdentifierListElement(identifier); |
---|
| 71 | this->first_->next_ = temp; |
---|
| 72 | } |
---|
| 73 | |
---|
| 74 | /** |
---|
| 75 | @brief Removes an Identifier from the list. |
---|
| 76 | @param identifier The Identifier to remove |
---|
| 77 | */ |
---|
| 78 | void IdentifierList::remove(const Identifier* identifier) |
---|
| 79 | { |
---|
| 80 | if (!identifier) |
---|
| 81 | return; |
---|
| 82 | |
---|
| 83 | // Check if we have to delete the first element |
---|
| 84 | if (this->first_->identifier_ == identifier) |
---|
| 85 | { |
---|
| 86 | IdentifierListElement* temp = this->first_->next_; |
---|
| 87 | delete this->first_; |
---|
| 88 | this->first_ = temp; |
---|
| 89 | |
---|
| 90 | return; |
---|
| 91 | } |
---|
| 92 | |
---|
| 93 | // Iterate through the list |
---|
| 94 | IdentifierListElement* temp = this->first_; |
---|
| 95 | while (temp->next_) |
---|
| 96 | { |
---|
| 97 | if (temp->next_->identifier_ == identifier) |
---|
| 98 | { |
---|
| 99 | IdentifierListElement* temp2 = temp->next_->next_; |
---|
| 100 | delete temp->next_; |
---|
| 101 | temp->next_ = temp2; |
---|
| 102 | |
---|
| 103 | return; |
---|
| 104 | } |
---|
| 105 | |
---|
| 106 | temp = temp->next_; |
---|
| 107 | } |
---|
| 108 | } |
---|
| 109 | |
---|
| 110 | /** |
---|
| 111 | @brief Checks if a given Identifier is in the list and returns true if yes. |
---|
| 112 | @param identifier The Identifier to check |
---|
| 113 | @return True if the Identifier is in the list |
---|
| 114 | */ |
---|
| 115 | bool IdentifierList::isInList(const Identifier* identifier) const |
---|
| 116 | { |
---|
| 117 | IdentifierListElement* temp = this->first_; |
---|
| 118 | while (temp) |
---|
| 119 | { |
---|
| 120 | if (temp->identifier_ == identifier) |
---|
| 121 | return true; |
---|
| 122 | |
---|
| 123 | temp = temp->next_; |
---|
| 124 | } |
---|
| 125 | |
---|
| 126 | return false; |
---|
| 127 | } |
---|
| 128 | |
---|
| 129 | /** |
---|
| 130 | @returns a string, containing a list of the names of all Identifiers in the list. |
---|
| 131 | */ |
---|
| 132 | std::string IdentifierList::toString() const |
---|
| 133 | { |
---|
| 134 | IdentifierListElement* temp = this->first_; |
---|
| 135 | std::string output = ""; |
---|
| 136 | |
---|
| 137 | while (temp) |
---|
| 138 | { |
---|
| 139 | output += temp->identifier_->getName(); |
---|
| 140 | output += " "; |
---|
| 141 | |
---|
| 142 | temp = temp->next_; |
---|
| 143 | } |
---|
| 144 | |
---|
| 145 | return output; |
---|
| 146 | } |
---|
| 147 | |
---|
| 148 | |
---|
| 149 | // ############################### |
---|
| 150 | // ### IdentifierListElement ### |
---|
| 151 | // ############################### |
---|
| 152 | /** |
---|
| 153 | @brief Constructor: Creates the list-element with a given identifier. |
---|
| 154 | @param identifier The Identifier to store |
---|
| 155 | */ |
---|
| 156 | IdentifierListElement::IdentifierListElement(const Identifier* identifier) |
---|
| 157 | { |
---|
| 158 | this->identifier_ = identifier; |
---|
| 159 | this->next_ = 0; |
---|
| 160 | } |
---|
| 161 | } |
---|