[4329] | 1 | /* |
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| 2 | orxonox - the future of 3D-vertical-scrollers |
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| 3 | |
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| 4 | Copyright (C) 2004 orx |
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| 5 | |
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| 6 | This program is free software; you can redistribute it and/or modify |
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| 7 | it under the terms of the GNU General Public License as published by |
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| 8 | the Free Software Foundation; either version 2, or (at your option) |
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| 9 | any later version. |
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| 10 | |
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| 11 | ### File Specific: |
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[4346] | 12 | main-programmer: Patrick Boenzli |
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| 13 | co-programmer: |
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[4329] | 14 | */ |
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| 15 | |
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[4346] | 16 | #define DEBUG_SPECIAL_MODULE DEBUG_MODULE_EVENT |
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[4329] | 17 | |
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[4346] | 18 | #include "event_handler.h" |
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[4388] | 19 | |
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[4350] | 20 | #include "event_listener.h" |
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[4361] | 21 | #include "event.h" |
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[4388] | 22 | #include "key_mapper.h" |
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[4329] | 23 | |
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[4381] | 24 | #include "compiler.h" |
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| 25 | #include "debug.h" |
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[4352] | 26 | |
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[4329] | 27 | using namespace std; |
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| 28 | |
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| 29 | |
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| 30 | /** |
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| 31 | \brief standard constructor |
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| 32 | */ |
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[4346] | 33 | EventHandler::EventHandler () |
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[4329] | 34 | { |
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[4352] | 35 | this->setClassID(CL_EVENT_HANDLER, "EventHandler"); |
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[4350] | 36 | |
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[4352] | 37 | this->listeners = new EventListener**[ES_NUMBER]; |
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| 38 | for(int i = 0; i < ES_NUMBER; ++i) |
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[4365] | 39 | this->listeners[i] = new EventListener*[EV_NUMBER]; |
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[4355] | 40 | |
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| 41 | /* now initialize them all to zero */ |
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| 42 | for(int i = 0; i < ES_NUMBER; ++i) |
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| 43 | { |
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| 44 | for(int j = 0; j < SDLK_LAST; ++j) |
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| 45 | { |
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| 46 | this->listeners[i][j] = NULL; |
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| 47 | } |
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| 48 | } |
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[4407] | 49 | this->state = ES_GAME; |
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[4329] | 50 | } |
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| 51 | |
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[4407] | 52 | |
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[4329] | 53 | /** |
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| 54 | \brief the singleton reference to this class |
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| 55 | */ |
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[4346] | 56 | EventHandler* EventHandler::singletonRef = NULL; |
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[4329] | 57 | |
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[4407] | 58 | |
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[4329] | 59 | /** |
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| 60 | \returns a Pointer to this Class |
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| 61 | */ |
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[4346] | 62 | EventHandler* EventHandler::getInstance(void) |
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[4329] | 63 | { |
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[4346] | 64 | if (!EventHandler::singletonRef) |
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| 65 | EventHandler::singletonRef = new EventHandler(); |
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| 66 | return EventHandler::singletonRef; |
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[4329] | 67 | } |
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| 68 | |
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[4407] | 69 | |
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[4329] | 70 | /** |
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| 71 | \brief standard deconstructor |
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| 72 | |
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| 73 | */ |
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[4346] | 74 | EventHandler::~EventHandler () |
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[4329] | 75 | { |
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[4346] | 76 | EventHandler::singletonRef = NULL; |
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[4407] | 77 | delete this->keyMapper; |
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[4352] | 78 | } |
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[4329] | 79 | |
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[4352] | 80 | |
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| 81 | |
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[4407] | 82 | void EventHandler::init() |
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| 83 | { |
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| 84 | this->keyMapper = new KeyMapper(); |
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| 85 | this->keyMapper->loadKeyBindings(); |
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| 86 | } |
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| 87 | |
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| 88 | |
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| 89 | |
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[4354] | 90 | void EventHandler::setState(elState state) |
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| 91 | { |
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| 92 | this->state = state; |
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| 93 | } |
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| 94 | |
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[4407] | 95 | |
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[4405] | 96 | void EventHandler::subscribe(EventListener* el, elState state, int eventType) |
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[4354] | 97 | { |
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[4406] | 98 | PRINTF(0)("Subscribing event type: %i\n", eventType); |
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[4407] | 99 | if( state == ES_ALL ) |
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| 100 | { |
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| 101 | for(int i = 0; i < ES_NUMBER; ++i) |
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| 102 | if( likely(this->listeners[state][eventType] == NULL)) |
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| 103 | this->listeners[i][eventType] = el; |
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| 104 | else |
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| 105 | PRINTF(0)("Someone tried to subscribe to event %i @ state %i but this event has already been subscribed\n", eventType, state); |
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| 106 | } |
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| 107 | else |
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| 108 | if( likely(this->listeners[state][eventType] == NULL)) |
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| 109 | { |
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| 110 | this->listeners[state][eventType] = el; |
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| 111 | } |
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| 112 | else |
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| 113 | PRINTF(0)("Someone tried to subscribe to event %i @ state %i but this event has already been subscribed\n", eventType, state); |
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[4354] | 114 | } |
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| 115 | |
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| 116 | |
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[4405] | 117 | void EventHandler::unsubscribe(int eventType, elState state) |
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[4355] | 118 | { |
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[4406] | 119 | PRINTF(0)("Unsubscribing event type nr: %i\n", eventType); |
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[4355] | 120 | this->listeners[state][eventType] = NULL; |
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| 121 | } |
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[4354] | 122 | |
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[4364] | 123 | void EventHandler::flush(elState state) |
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[4355] | 124 | { |
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[4364] | 125 | if( state == ES_ALL) |
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[4355] | 126 | { |
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[4364] | 127 | for(int i = 0; i < ES_NUMBER; ++i) |
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| 128 | { |
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| 129 | for(int j = 0; j < SDLK_LAST; ++j) |
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| 130 | { |
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| 131 | this->listeners[i][j] = NULL; |
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| 132 | } |
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| 133 | } |
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| 134 | } |
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| 135 | else |
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| 136 | { |
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[4355] | 137 | for(int j = 0; j < SDLK_LAST; ++j) |
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| 138 | { |
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[4364] | 139 | this->listeners[state][j] = NULL; |
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[4355] | 140 | } |
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| 141 | } |
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| 142 | } |
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| 143 | |
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| 144 | |
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| 145 | |
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| 146 | void EventHandler::process() |
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| 147 | { |
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| 148 | SDL_Event event; |
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[4361] | 149 | Event ev; |
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[4407] | 150 | EventListener* listener = NULL; |
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[4355] | 151 | while( SDL_PollEvent (&event)) |
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| 152 | { |
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| 153 | switch( event.type) |
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| 154 | { |
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| 155 | case SDL_KEYDOWN: |
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[4361] | 156 | ev.bPressed = true; |
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[4362] | 157 | ev.type = event.key.keysym.sym; |
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[4355] | 158 | break; |
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| 159 | case SDL_KEYUP: |
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[4362] | 160 | ev.bPressed = false; |
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| 161 | ev.type = event.key.keysym.sym; |
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[4355] | 162 | break; |
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| 163 | case SDL_MOUSEMOTION: |
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[4363] | 164 | ev.bPressed = false; |
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| 165 | ev.type = EV_MOUSE_MOTION; |
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| 166 | ev.x = event.motion.x; |
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| 167 | ev.y = event.motion.y; |
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| 168 | ev.xRel = event.motion.xrel; |
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| 169 | ev.yRel = event.motion.yrel; |
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[4355] | 170 | break; |
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| 171 | case SDL_MOUSEBUTTONUP: |
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[4363] | 172 | ev.bPressed = false; |
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[4406] | 173 | ev.type = event.button.button + SDLK_LAST; |
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[4355] | 174 | break; |
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| 175 | case SDL_MOUSEBUTTONDOWN: |
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[4363] | 176 | ev.bPressed = true; |
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[4406] | 177 | ev.type = event.button.button + SDLK_LAST; |
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[4355] | 178 | break; |
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| 179 | case SDL_JOYAXISMOTION: |
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[4363] | 180 | ev.bPressed = false; |
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| 181 | ev.type = EV_JOY_AXIS_MOTION; |
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| 182 | break; |
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[4355] | 183 | case SDL_JOYBALLMOTION: |
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[4363] | 184 | ev.bPressed = false; |
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| 185 | ev.type = EV_JOY_BALL_MOTION; |
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| 186 | break; |
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[4355] | 187 | case SDL_JOYHATMOTION: |
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[4363] | 188 | ev.bPressed = false; |
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| 189 | ev.type = EV_JOY_HAT_MOTION; |
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| 190 | break; |
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[4355] | 191 | case SDL_JOYBUTTONDOWN: |
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[4363] | 192 | ev.bPressed = true; |
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| 193 | ev.type = EV_JOY_BUTTON; |
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| 194 | break; |
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[4355] | 195 | case SDL_JOYBUTTONUP: |
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[4363] | 196 | ev.bPressed = true; |
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| 197 | ev.type = EV_JOY_BUTTON; |
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[4355] | 198 | break; |
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| 199 | default: |
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| 200 | break; |
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| 201 | } |
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[4362] | 202 | |
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[4364] | 203 | /* small debug routine: shows alle events dispatched by the event handler */ |
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[4366] | 204 | PRINT(0)("\n==========================| EventHandler::process () |===\n"); |
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[4407] | 205 | PRINT(0)("= Got Event nr %i, for state %i", ev.type, this->state); |
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[4364] | 206 | |
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[4407] | 207 | listener = this->listeners[this->state][ev.type]; |
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[4365] | 208 | if( listener != NULL) |
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| 209 | { |
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[4407] | 210 | PRINTF(0)("= Event dispatcher msg: This event has been consumed\n"); |
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[4365] | 211 | listener->process(ev); |
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| 212 | } |
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| 213 | else |
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| 214 | { |
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| 215 | PRINTF(0)("= Event dispatcher msg: This event has NOT been consumed\n"); |
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| 216 | } |
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| 217 | |
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| 218 | PRINT(0)("=======================================================\n"); |
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[4355] | 219 | } |
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| 220 | } |
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[4388] | 221 | |
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| 222 | |
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| 223 | void EventHandler::test() |
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| 224 | { |
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| 225 | PRINT(0)("\n==========================| EventHandler::test () |===\n"); |
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| 226 | PRINT(0)("Eventhandler init successfuly\n"); |
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[4398] | 227 | KeyMapper km; |
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[4388] | 228 | PRINT(0)("KeyMapper loaded\n"); |
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[4398] | 229 | km.loadKeyBindings(); |
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| 230 | km.debug(); |
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[4388] | 231 | |
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| 232 | PRINT(0)("=======================================================\n"); |
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| 233 | } |
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