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1096
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1 /**
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2 * Copyright (c) 2006-2012 LOVE Development Team
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3 *
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4 * This software is provided 'as-is', without any express or implied
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5 * warranty. In no event will the authors be held liable for any damages
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6 * arising from the use of this software.
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7 *
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8 * Permission is granted to anyone to use this software for any purpose,
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9 * including commercial applications, and to alter it and redistribute it
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10 * freely, subject to the following restrictions:
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11 *
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12 * 1. The origin of this software must not be misrepresented; you must not
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13 * claim that you wrote the original software. If you use this software
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14 * in a product, an acknowledgment in the product documentation would be
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15 * appreciated but is not required.
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16 * 2. Altered source versions must be plainly marked as such, and must not be
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17 * misrepresented as being the original software.
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18 * 3. This notice may not be removed or altered from any source distribution.
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19 **/
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20
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21 #include "Event.h"
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22
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23 using love::thread::Mutex;
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24 using love::thread::Lock;
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25
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26 namespace love
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27 {
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28 namespace event
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29 {
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30
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31 Message::Message(std::string name, Variant *a, Variant *b, Variant *c, Variant *d)
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32 : name(name)
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33 , nargs(0)
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34 {
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35 args[0] = a;
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36 args[1] = b;
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37 args[2] = c;
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38 args[3] = d;
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39 for (int i = 0; i < 4; i++)
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40 {
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41 if (!args[i])
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42 continue;
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43 args[i]->retain();
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44 nargs++;
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45 }
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46 }
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47
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48 Message::~Message()
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49 {
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50 for (int i = 0; i < nargs; i++)
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51 args[i]->release();
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52 }
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53
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54 int Message::toLua(lua_State *L)
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55 {
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56 luax_pushstring(L, name);
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57 for (int i = 0; i < nargs; i++)
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58 args[i]->toLua(L);
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59 return nargs+1;
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60 }
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61
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62 Message *Message::fromLua(lua_State *L, int n)
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63 {
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64 std::string name = luax_checkstring(L, n);
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65 n++;
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66 Message *m = new Message(name);
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67 for (int i = 0; i < 4; i++)
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68 {
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69 if (lua_isnoneornil(L, n+i))
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70 break;
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71 m->args[i] = Variant::fromLua(L, n+i);
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72 if (!m->args[i])
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73 {
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74 delete m;
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75 luaL_error(L, "Argument %d can't be stored safely\nExpected boolean, number, string or userdata.", n+i);
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76 return NULL;
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77 }
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78 m->nargs++;
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79 }
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80 return m;
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81 }
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82
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83 Event::~Event()
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84 {
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85 }
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86
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87 void Event::push(Message *msg)
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88 {
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89 Lock lock(mutex);
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90 msg->retain();
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91 queue.push(msg);
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92 }
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93
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94 bool Event::poll(Message *&msg)
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95 {
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96 Lock lock(mutex);
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97 if (queue.empty())
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98 return false;
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99 msg = queue.front();
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100 queue.pop();
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101 return true;
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102 }
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103
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104 void Event::clear()
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105 {
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106 Lock lock(mutex);
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107 while (!queue.empty())
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108 {
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109 queue.back()->release();
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110 queue.pop();
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111 }
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112 }
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113
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114 bool Event::getConstant(const char *in, love::mouse::Mouse::Button &out)
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115 {
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116 return buttons.find(in, out);
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117 }
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118
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119 bool Event::getConstant(love::mouse::Mouse::Button in, const char *&out)
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120 {
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121 return buttons.find(in, out);
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122 }
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123
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124 bool Event::getConstant(const char *in, love::keyboard::Keyboard::Key &out)
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125 {
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126 return keys.find(in, out);
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127 }
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128
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129 bool Event::getConstant(love::keyboard::Keyboard::Key in, const char *&out)
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130 {
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131 return keys.find(in, out);
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132 }
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133
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134 StringMap<love::mouse::Mouse::Button, love::mouse::Mouse::BUTTON_MAX_ENUM>::Entry Event::buttonEntries[] =
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135 {
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136 {"l", love::mouse::Mouse::BUTTON_LEFT},
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137 {"m", love::mouse::Mouse::BUTTON_MIDDLE},
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138 {"r", love::mouse::Mouse::BUTTON_RIGHT},
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139 {"wu", love::mouse::Mouse::BUTTON_WHEELUP},
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140 {"wd", love::mouse::Mouse::BUTTON_WHEELDOWN},
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141 {"x1", love::mouse::Mouse::BUTTON_X1},
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142 {"x2", love::mouse::Mouse::BUTTON_X2},
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143 };
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144
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145 StringMap<love::mouse::Mouse::Button, love::mouse::Mouse::BUTTON_MAX_ENUM> Event::buttons(Event::buttonEntries, sizeof(Event::buttonEntries));
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146
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147 StringMap<love::keyboard::Keyboard::Key, love::keyboard::Keyboard::KEY_MAX_ENUM>::Entry Event::keyEntries[] =
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148 {
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149 {"backspace", love::keyboard::Keyboard::KEY_BACKSPACE},
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150 {"tab", love::keyboard::Keyboard::KEY_TAB},
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151 {"clear", love::keyboard::Keyboard::KEY_CLEAR},
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152 {"return", love::keyboard::Keyboard::KEY_RETURN},
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153 {"pause", love::keyboard::Keyboard::KEY_PAUSE},
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154 {"escape", love::keyboard::Keyboard::KEY_ESCAPE},
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155 {" ", love::keyboard::Keyboard::KEY_SPACE},
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156 {"!", love::keyboard::Keyboard::KEY_EXCLAIM},
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157 {"\"", love::keyboard::Keyboard::KEY_QUOTEDBL},
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158 {"#", love::keyboard::Keyboard::KEY_HASH},
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159 {"$", love::keyboard::Keyboard::KEY_DOLLAR},
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160 {"&", love::keyboard::Keyboard::KEY_AMPERSAND},
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161 {"'", love::keyboard::Keyboard::KEY_QUOTE},
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162 {"(", love::keyboard::Keyboard::KEY_LEFTPAREN},
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163 {")", love::keyboard::Keyboard::KEY_RIGHTPAREN},
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164 {"*", love::keyboard::Keyboard::KEY_ASTERISK},
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165 {"+", love::keyboard::Keyboard::KEY_PLUS},
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166 {",", love::keyboard::Keyboard::KEY_COMMA},
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167 {"-", love::keyboard::Keyboard::KEY_MINUS},
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168 {".", love::keyboard::Keyboard::KEY_PERIOD},
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169 {"/", love::keyboard::Keyboard::KEY_SLASH},
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170 {"0", love::keyboard::Keyboard::KEY_0},
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171 {"1", love::keyboard::Keyboard::KEY_1},
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172 {"2", love::keyboard::Keyboard::KEY_2},
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173 {"3", love::keyboard::Keyboard::KEY_3},
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174 {"4", love::keyboard::Keyboard::KEY_4},
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175 {"5", love::keyboard::Keyboard::KEY_5},
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176 {"6", love::keyboard::Keyboard::KEY_6},
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177 {"7", love::keyboard::Keyboard::KEY_7},
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178 {"8", love::keyboard::Keyboard::KEY_8},
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179 {"9", love::keyboard::Keyboard::KEY_9},
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180 {":", love::keyboard::Keyboard::KEY_COLON},
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181 {";", love::keyboard::Keyboard::KEY_SEMICOLON},
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182 {"<", love::keyboard::Keyboard::KEY_LESS},
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183 {"=", love::keyboard::Keyboard::KEY_EQUALS},
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184 {">", love::keyboard::Keyboard::KEY_GREATER},
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185 {"?", love::keyboard::Keyboard::KEY_QUESTION},
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186 {"@", love::keyboard::Keyboard::KEY_AT},
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187
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188 {"[", love::keyboard::Keyboard::KEY_LEFTBRACKET},
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189 {"\\", love::keyboard::Keyboard::KEY_BACKSLASH},
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190 {"]", love::keyboard::Keyboard::KEY_RIGHTBRACKET},
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191 {"^", love::keyboard::Keyboard::KEY_CARET},
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192 {"_", love::keyboard::Keyboard::KEY_UNDERSCORE},
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193 {"`", love::keyboard::Keyboard::KEY_BACKQUOTE},
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194 {"a", love::keyboard::Keyboard::KEY_A},
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195 {"b", love::keyboard::Keyboard::KEY_B},
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196 {"c", love::keyboard::Keyboard::KEY_C},
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197 {"d", love::keyboard::Keyboard::KEY_D},
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198 {"e", love::keyboard::Keyboard::KEY_E},
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199 {"f", love::keyboard::Keyboard::KEY_F},
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200 {"g", love::keyboard::Keyboard::KEY_G},
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201 {"h", love::keyboard::Keyboard::KEY_H},
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202 {"i", love::keyboard::Keyboard::KEY_I},
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203 {"j", love::keyboard::Keyboard::KEY_J},
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204 {"k", love::keyboard::Keyboard::KEY_K},
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205 {"l", love::keyboard::Keyboard::KEY_L},
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206 {"m", love::keyboard::Keyboard::KEY_M},
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207 {"n", love::keyboard::Keyboard::KEY_N},
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208 {"o", love::keyboard::Keyboard::KEY_O},
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209 {"p", love::keyboard::Keyboard::KEY_P},
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210 {"q", love::keyboard::Keyboard::KEY_Q},
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211 {"r", love::keyboard::Keyboard::KEY_R},
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212 {"s", love::keyboard::Keyboard::KEY_S},
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213 {"t", love::keyboard::Keyboard::KEY_T},
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214 {"u", love::keyboard::Keyboard::KEY_U},
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215 {"v", love::keyboard::Keyboard::KEY_V},
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216 {"w", love::keyboard::Keyboard::KEY_W},
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217 {"x", love::keyboard::Keyboard::KEY_X},
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218 {"y", love::keyboard::Keyboard::KEY_Y},
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219 {"z", love::keyboard::Keyboard::KEY_Z},
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220 {"delete", love::keyboard::Keyboard::KEY_DELETE},
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221
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222 {"kp0", love::keyboard::Keyboard::KEY_KP0},
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223 {"kp1", love::keyboard::Keyboard::KEY_KP1},
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224 {"kp2", love::keyboard::Keyboard::KEY_KP2},
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225 {"kp3", love::keyboard::Keyboard::KEY_KP3},
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226 {"kp4", love::keyboard::Keyboard::KEY_KP4},
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227 {"kp5", love::keyboard::Keyboard::KEY_KP5},
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228 {"kp6", love::keyboard::Keyboard::KEY_KP6},
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229 {"kp7", love::keyboard::Keyboard::KEY_KP7},
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230 {"kp8", love::keyboard::Keyboard::KEY_KP8},
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231 {"kp9", love::keyboard::Keyboard::KEY_KP9},
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232 {"kp.", love::keyboard::Keyboard::KEY_KP_PERIOD},
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233 {"kp/", love::keyboard::Keyboard::KEY_KP_DIVIDE},
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234 {"kp*", love::keyboard::Keyboard::KEY_KP_MULTIPLY},
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235 {"kp-", love::keyboard::Keyboard::KEY_KP_MINUS},
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236 {"kp+", love::keyboard::Keyboard::KEY_KP_PLUS},
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237 {"kpenter", love::keyboard::Keyboard::KEY_KP_ENTER},
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238 {"kp=", love::keyboard::Keyboard::KEY_KP_EQUALS},
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239
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240 {"up", love::keyboard::Keyboard::KEY_UP},
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241 {"down", love::keyboard::Keyboard::KEY_DOWN},
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242 {"right", love::keyboard::Keyboard::KEY_RIGHT},
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243 {"left", love::keyboard::Keyboard::KEY_LEFT},
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244 {"insert", love::keyboard::Keyboard::KEY_INSERT},
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245 {"home", love::keyboard::Keyboard::KEY_HOME},
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246 {"end", love::keyboard::Keyboard::KEY_END},
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247 {"pageup", love::keyboard::Keyboard::KEY_PAGEUP},
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248 {"pagedown", love::keyboard::Keyboard::KEY_PAGEDOWN},
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249
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250 {"f1", love::keyboard::Keyboard::KEY_F1},
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251 {"f2", love::keyboard::Keyboard::KEY_F2},
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252 {"f3", love::keyboard::Keyboard::KEY_F3},
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253 {"f4", love::keyboard::Keyboard::KEY_F4},
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254 {"f5", love::keyboard::Keyboard::KEY_F5},
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255 {"f6", love::keyboard::Keyboard::KEY_F6},
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256 {"f7", love::keyboard::Keyboard::KEY_F7},
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257 {"f8", love::keyboard::Keyboard::KEY_F8},
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258 {"f9", love::keyboard::Keyboard::KEY_F9},
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259 {"f10", love::keyboard::Keyboard::KEY_F10},
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260 {"f11", love::keyboard::Keyboard::KEY_F11},
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261 {"f12", love::keyboard::Keyboard::KEY_F12},
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262 {"f13", love::keyboard::Keyboard::KEY_F13},
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263 {"f14", love::keyboard::Keyboard::KEY_F14},
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264 {"f15", love::keyboard::Keyboard::KEY_F15},
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265
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266 {"numlock", love::keyboard::Keyboard::KEY_NUMLOCK},
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267 {"capslock", love::keyboard::Keyboard::KEY_CAPSLOCK},
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268 {"scrollock", love::keyboard::Keyboard::KEY_SCROLLOCK},
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269 {"rshift", love::keyboard::Keyboard::KEY_RSHIFT},
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270 {"lshift", love::keyboard::Keyboard::KEY_LSHIFT},
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271 {"rctrl", love::keyboard::Keyboard::KEY_RCTRL},
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272 {"lctrl", love::keyboard::Keyboard::KEY_LCTRL},
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273 {"ralt", love::keyboard::Keyboard::KEY_RALT},
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274 {"lalt", love::keyboard::Keyboard::KEY_LALT},
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275 {"rmeta", love::keyboard::Keyboard::KEY_RMETA},
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276 {"lmeta", love::keyboard::Keyboard::KEY_LMETA},
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277 {"lsuper", love::keyboard::Keyboard::KEY_LSUPER},
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278 {"rsuper", love::keyboard::Keyboard::KEY_RSUPER},
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279 {"mode", love::keyboard::Keyboard::KEY_MODE},
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280 {"compose", love::keyboard::Keyboard::KEY_COMPOSE},
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281
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282 {"help", love::keyboard::Keyboard::KEY_HELP},
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283 {"print", love::keyboard::Keyboard::KEY_PRINT},
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284 {"sysreq", love::keyboard::Keyboard::KEY_SYSREQ},
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285 {"break", love::keyboard::Keyboard::KEY_BREAK},
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286 {"menu", love::keyboard::Keyboard::KEY_MENU},
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287 {"power", love::keyboard::Keyboard::KEY_POWER},
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288 {"euro", love::keyboard::Keyboard::KEY_EURO},
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289 {"undo", love::keyboard::Keyboard::KEY_UNDO},
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290
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291 {"unknown", love::keyboard::Keyboard::KEY_UNKNOWN},
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292 };
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293
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294 StringMap<love::keyboard::Keyboard::Key, love::keyboard::Keyboard::KEY_MAX_ENUM> Event::keys(Event::keyEntries, sizeof(Event::keyEntries));
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295
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296 } // event
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297 } // love
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