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 | * Reto Grieder |
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26 | * |
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27 | */ |
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28 | |
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29 | #ifndef _InputBuffer_H__ |
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30 | #define _InputBuffer_H__ |
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31 | |
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32 | #include "CorePrereqs.h" |
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33 | |
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34 | #include <string> |
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35 | #include <list> |
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36 | |
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37 | #include "InputInterfaces.h" |
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38 | #include "OrxonoxClass.h" |
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39 | |
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40 | namespace orxonox |
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41 | { |
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42 | class _CoreExport InputBufferListener |
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43 | {}; |
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44 | |
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45 | class _CoreExport InputBuffer : public KeyHandler, public OrxonoxClass |
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46 | { |
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47 | struct InputBufferListenerTuple |
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48 | { |
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49 | InputBufferListener* listener_; |
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50 | void (InputBufferListener::*function_)(); |
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51 | bool bListenToAllChanges_; |
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52 | bool bOnlySingleInput_; |
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53 | bool trueKeyFalseChar_; |
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54 | char char_; |
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55 | KeyCode::Enum key_; |
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56 | }; |
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57 | |
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58 | public: |
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59 | InputBuffer(); |
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60 | InputBuffer(const std::string allowedChars); |
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61 | |
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62 | void setConfigValues(); |
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63 | |
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64 | template <class T> |
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65 | void registerListener(T* listener, void (T::*function)(), bool bOnlySingleInput) |
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66 | { |
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67 | struct InputBufferListenerTuple newListener = {listener, (void (InputBufferListener::*)())function, true, bOnlySingleInput, false, '\0', KeyCode::Unassigned}; |
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68 | // TODO: this is a major hack!!! |
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69 | // Fix it properly |
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70 | *((int*)(&newListener.listener_)) = (int)(listener); |
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71 | |
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72 | this->listeners_.insert(this->listeners_.end(), newListener); |
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73 | } |
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74 | template <class T> |
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75 | void registerListener(T* listener, void (T::*function)() const, bool bOnlySingleInput) |
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76 | { |
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77 | struct InputBufferListenerTuple newListener = {listener, (void (InputBufferListener::*)())function, true, bOnlySingleInput, false, '\0', KeyCode::Unassigned}; |
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78 | *((int*)(&newListener.listener_)) = (int)(listener); |
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79 | this->listeners_.insert(this->listeners_.end(), newListener); |
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80 | } |
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81 | |
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82 | template <class T> |
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83 | void registerListener(T* listener, void (T::*function)(), char _char, bool bOnlySingleInput) |
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84 | { |
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85 | struct InputBufferListenerTuple newListener = {listener, (void (InputBufferListener::*)())function, false, bOnlySingleInput, false, _char, KeyCode::Unassigned}; |
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86 | *((int*)(&newListener.listener_)) = (int)(listener); |
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87 | this->listeners_.insert(this->listeners_.end(), newListener); |
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88 | } |
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89 | template <class T> |
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90 | void registerListener(T* listener, void (T::*function)() const, char _char, bool bOnlySingleInput) |
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91 | { |
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92 | struct InputBufferListenerTuple newListener = {listener, (void (InputBufferListener::*)())function, false, bOnlySingleInput, false, _char, KeyCode::Unassigned}; |
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93 | *((int*)(&newListener.listener_)) = (int)(listener); |
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94 | this->listeners_.insert(this->listeners_.end(), newListener); |
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95 | } |
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96 | |
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97 | template <class T> |
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98 | void registerListener(T* listener, void (T::*function)(), KeyCode::Enum key) |
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99 | { |
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100 | struct InputBufferListenerTuple newListener = {listener, (void (InputBufferListener::*)())function, false, true, true, '\0', key}; |
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101 | *((int*)(&newListener.listener_)) = (int)(listener); |
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102 | this->listeners_.insert(this->listeners_.end(), newListener); |
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103 | } |
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104 | template <class T> |
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105 | void registerListener(T* listener, void (T::*function)() const, KeyCode::Enum key) |
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106 | { |
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107 | struct InputBufferListenerTuple newListener = {listener, (void (InputBufferListener::*)())function, false, true, true, '\0', key}; |
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108 | *((int*)(&newListener.listener_)) = (int)(listener); |
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109 | this->listeners_.insert(this->listeners_.end(), newListener); |
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110 | } |
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111 | |
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112 | void unregisterListener(InputBufferListener* listener); |
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113 | |
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114 | void set(const std::string& input, bool update = true); |
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115 | void insert(const std::string& input, bool update = true); |
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116 | void insert(const char& input, bool update = true); |
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117 | void clear(bool update = true); |
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118 | void removeAtCursor(bool update = true); |
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119 | void removeBehindCursor(bool update = true); |
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120 | |
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121 | void updated(); |
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122 | void updated(const char& update, bool bSingleInput); |
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123 | |
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124 | inline std::string get() const |
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125 | { return this->buffer_; } |
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126 | inline unsigned int getSize() const |
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127 | { return this->buffer_.size(); } |
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128 | |
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129 | inline unsigned int getCursorPosition() const |
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130 | { return this->cursor_; } |
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131 | inline void setCursorPosition(unsigned int cursor) |
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132 | { if (cursor <= this->buffer_.size()) { this->cursor_ = cursor; } } |
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133 | inline void setCursorToEnd() |
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134 | { this->cursor_ = this->buffer_.size(); } |
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135 | inline void setCursorToBegin() |
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136 | { this->cursor_ = 0; } |
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137 | inline void increaseCursor() |
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138 | { if (this->cursor_ < this->buffer_.size()) { ++this->cursor_; } } |
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139 | inline void decreaseCursor() |
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140 | { if (this->cursor_ > 0) { --this->cursor_; } } |
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141 | |
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142 | private: |
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143 | bool charIsAllowed(const char& input); |
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144 | |
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145 | void keyPressed (const KeyEvent& evt); |
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146 | void keyReleased(const KeyEvent& evt) { } |
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147 | void keyHeld (const KeyEvent& evt); |
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148 | void processKey (const KeyEvent &e); |
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149 | |
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150 | void tickInput(float dt, const HandlerState& state); |
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151 | |
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152 | std::string buffer_; |
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153 | std::list<InputBufferListenerTuple> listeners_; |
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154 | std::string allowedChars_; |
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155 | unsigned int cursor_; |
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156 | |
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157 | KeyCode::Enum lastKey_; |
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158 | float timeSinceKeyPressed_; |
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159 | float timeSinceKeyRepeated_; |
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160 | int keysToRepeat_; |
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161 | |
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162 | float keyRepeatDeleay_; |
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163 | float keyRepeatTime_; |
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164 | }; |
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165 | } |
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166 | |
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167 | #endif /* _InputBuffer_H__ */ |
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