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annotate engine/core/eventchannel/trigger/ec_trigger.h @ 2:e84dccee1bb7

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* add myself to authors * fix missing break in guimanager * when an event occurs over an guichan window the event is marked as consumedByGuichan, but the event is still distributed to all event listeners, those can check via event.isConsumedByGuichan...
author spq@33b003aa-7bff-0310-803a-e67f0ece8222
date Tue, 01 Jul 2008 17:43:35 +0000
parents 4a0efb7baf70
children 90005975cdbb
rev   line source
0
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1 /***************************************************************************
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2 * Copyright (C) 2005-2008 by the FIFE team *
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3 * http://www.fifengine.de *
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4 * This file is part of FIFE. *
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5 * *
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6 * FIFE 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 of the License, or *
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9 * (at your option) any later version. *
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10 * *
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11 * This program is distributed in the hope that it will be useful, *
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12 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
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13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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14 * GNU General Public License for more details. *
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15 * *
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16 * You should have received a copy of the GNU General Public License *
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17 * along with this program; if not, write to the *
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18 * Free Software Foundation, Inc., *
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19 * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA *
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20 ***************************************************************************/
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21
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22 #ifndef FIFE_EVENTCHANNEL_TRIGGER_H
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23 #define FIFE_EVENTCHANNEL_TRIGGER_H
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24
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25 // Standard C++ library includes
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26 //
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27 #include <list>
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28
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29 // 3rd party library includes
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30 //
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31
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32 // FIFE includes
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33 // These includes are split up in two parts, separated by one empty line
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34 // First block: files included from the FIFE root src directory
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35 // Second block: files included from the same folder
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36 //
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37
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38 #include "ec_itriggercontroller.h"
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39 #include "ec_itriggerlistener.h"
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40
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41 namespace FIFE {
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42
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43 /**
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44 * A trigger is fired when certain preconditions met
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45 */
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46 class Trigger : public ITriggerController {
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47
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48 public:
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49
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50 Trigger(ITriggerListener& listener){
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51 registerListener(listener);
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52 }
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53
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54 Trigger() { };
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55
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56 virtual ~Trigger(){
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57 m_triggers.clear();
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58 }
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59
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60 void pollTrigger(){
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61 if(requirementsMet()){
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62 pollTriggers();
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63 }
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64 }
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65
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66 virtual bool requirementsMet(){
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67 return false;
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68 }
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69
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70 void registerTrigger(Trigger& trigger){
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71 m_triggers.push_back(&trigger);
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72 }
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73
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74 void unregisterTrigger(Trigger& trigger){
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75 m_triggers.remove(&trigger);
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76 }
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77
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78 void pollTriggers(){
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79 for (std::list<Trigger*>::iterator it = m_triggers.begin(); it!=m_triggers.end(); ++it) {
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80 (*it)->pollTrigger();
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81 }
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82 }
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83
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84 void fireTrigger(){
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85 for (std::list<ITriggerListener*>::iterator it = m_listeners.begin(); it!=m_listeners.end(); ++it) {
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86 (*it)->triggerFired();
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87 }
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88 }
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89
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90 void registerListener(ITriggerListener& triggerlistener){
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91 m_listeners.push_back(&triggerlistener);
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92 }
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93
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94 void unregisterListener(ITriggerListener& triggerlistener){
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95 m_listeners.remove(&triggerlistener);
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96 }
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97
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98 protected:
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99 std::list<ITriggerListener*> m_listeners;
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100 std::list<Trigger*> m_triggers;
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101 };
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102 }
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103
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104 #endif