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source: code/branches/resource/src/core/BaseObject.cc @ 3348

Last change on this file since 3348 was 3280, checked in by rgrieder, 15 years ago

Merged most of the core4 revisions back to the trunk except for:

  • orxonox_cast
  • all the radical changes in the input library
  • Property svn:eol-style set to native
File size: 11.3 KB
Line 
1/*
2 *   ORXONOX - the hottest 3D action shooter ever to exist
3 *                    > www.orxonox.net <
4 *
5 *
6 *   License notice:
7 *
8 *   This program is free software; you can redistribute it and/or
9 *   modify it under the terms of the GNU General Public License
10 *   as published by the Free Software Foundation; either version 2
11 *   of the License, or (at your option) any later version.
12 *
13 *   This program is distributed in the hope that it will be useful,
14 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
15 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16 *   GNU General Public License for more details.
17 *
18 *   You should have received a copy of the GNU General Public License
19 *   along with this program; if not, write to the Free Software
20 *   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
21 *
22 *   Author:
23 *      Fabian 'x3n' Landau
24 *   Co-authors:
25 *      ...
26 *
27 */
28
29/**
30    @file
31    @brief Implementation of the BaseObject class.
32*/
33
34#include "BaseObject.h"
35
36#include <tinyxml/tinyxml.h>
37
38#include "util/StringUtils.h"
39#include "CoreIncludes.h"
40#include "Event.h"
41#include "EventIncludes.h"
42#include "Functor.h"
43#include "Iterator.h"
44#include "Template.h"
45#include "XMLFile.h"
46#include "XMLNameListener.h"
47#include "XMLPort.h"
48
49namespace orxonox
50{
51    CreateFactory(BaseObject);
52
53    /**
54        @brief Constructor: Registers the object in the BaseObject-list.
55    */
56    BaseObject::BaseObject(BaseObject* creator) : bInitialized_(false)
57    {
58        RegisterRootObject(BaseObject);
59
60        this->bInitialized_ = true;
61
62        this->bActive_ = true;
63        this->bVisible_ = true;
64        this->oldGametype_ = 0;
65
66        this->lastLoadedXMLElement_ = 0;
67
68        this->functorSetMainState_ = 0;
69        this->functorGetMainState_ = 0;
70
71        this->setCreator(creator);
72        if (this->creator_)
73        {
74            this->setFile(this->creator_->getFile());
75            this->setNamespace(this->creator_->getNamespace());
76            this->setScene(this->creator_->getScene());
77            this->setGametype(this->creator_->getGametype());
78        }
79        else
80        {
81            this->file_ = 0;
82            this->namespace_ = 0;
83            this->scene_ = 0;
84            this->gametype_ = 0;
85        }
86    }
87
88    /**
89        @brief Destructor
90    */
91    BaseObject::~BaseObject()
92    {
93        if (this->isInitialized())
94        {
95            for (std::list<BaseObject*>::const_iterator it = this->events_.begin(); it != this->events_.end(); ++it)
96                (*it)->unregisterEventListener(this);
97
98            for (std::map<BaseObject*, std::string>::const_iterator it = this->eventListeners_.begin(); it != this->eventListeners_.end(); ++it)
99                it->first->removeEvent(this);
100
101            if (this->functorSetMainState_)
102                delete this->functorSetMainState_;
103            if (this->functorGetMainState_)
104                delete this->functorGetMainState_;
105        }
106    }
107
108    /**
109        @brief XML loading and saving.
110        @param xmlelement The XML-element
111        @param loading Loading (true) or saving (false)
112        @return The XML-element
113    */
114    void BaseObject::XMLPort(Element& xmlelement, XMLPort::Mode mode)
115    {
116        XMLPortParam(BaseObject, "name", setXMLName, getName, xmlelement, mode);
117        XMLPortParam(BaseObject, "visible", setVisible, isVisible, xmlelement, mode);
118        XMLPortParam(BaseObject, "active", setActive, isActive, xmlelement, mode);
119        XMLPortParam(BaseObject, "mainstate", setMainStateName, getMainStateName, xmlelement, mode);
120
121        XMLPortObjectTemplate(BaseObject, Template, "templates", addTemplate, getTemplate, xmlelement, mode, Template*);
122
123        Element* events = xmlelement.FirstChildElement("events", false);
124
125        if (events)
126        {
127            std::list<std::string> eventnames;
128
129            if (mode == XMLPort::LoadObject || mode == XMLPort::ExpandObject)
130            {
131                for (ticpp::Iterator<ticpp::Element> child = events->FirstChildElement(false); child != child.end(); child++)
132                    eventnames.push_back(child->Value());
133            }
134            else if (mode == XMLPort::SaveObject)
135            {
136                for (std::map<std::string, XMLPortObjectContainer*>::const_iterator it = this->getIdentifier()->getXMLPortEventMapBegin(); it != this->getIdentifier()->getXMLPortEventMapEnd(); ++it)
137                    eventnames.push_back(it->first);
138            }
139
140            for (std::list<std::string>::iterator it = eventnames.begin(); it != eventnames.end(); ++it)
141            {
142                std::string sectionname = (*it);
143                ExecutorMember<BaseObject>* loadexecutor = createExecutor(createFunctor(&BaseObject::addEvent), std::string( "BaseObject" ) + "::" + "addEvent");
144                ExecutorMember<BaseObject>* saveexecutor = createExecutor(createFunctor(&BaseObject::getEvent), std::string( "BaseObject" ) + "::" + "getEvent");
145                loadexecutor->setDefaultValue(1, sectionname);
146
147                XMLPortClassObjectContainer<BaseObject, BaseObject>* container = 0;
148                container = (XMLPortClassObjectContainer<BaseObject, BaseObject>*)(this->getIdentifier()->getXMLPortEventContainer(sectionname));
149                if (!container)
150                {
151                    container = new XMLPortClassObjectContainer<BaseObject, BaseObject>(sectionname, this->getIdentifier(), loadexecutor, saveexecutor, false, true);
152                    this->getIdentifier()->addXMLPortEventContainer(sectionname, container);
153                }
154                container->port(this, *events, mode);
155            }
156        }
157    }
158
159    /**
160        @brief Loads the name of the object through XML and calls all XMLNameListener.
161        @param name The name of the object
162    */
163    void BaseObject::setXMLName(const std::string& name)
164    {
165        this->setName(name);
166
167        for (ObjectList<XMLNameListener>::iterator it = ObjectList<XMLNameListener>::begin(); it != ObjectList<XMLNameListener>::end(); ++it)
168            it->loadedNewXMLName(this);
169    }
170
171    /**
172        @brief Returns the levelfile that loaded this object.
173        @return The levelfile
174    */
175    const std::string& BaseObject::getFilename() const
176    {
177        if (this->file_)
178            return this->file_->getFilename();
179        else
180            return BLANKSTRING;
181    }
182
183    /**
184        @brief Adds a Template to the object.
185        @param name The name of the Template
186    */
187    void BaseObject::addTemplate(const std::string& name)
188    {
189        Template* temp = Template::getTemplate(name);
190        if (temp)
191            this->addTemplate(temp);
192        else
193            COUT(1) << "Error: \"" << name << "\" is not a valid Template name (in class: " << this->getIdentifier()->getName() << ", name: " << this->getName() << ")." << std::endl;
194    }
195
196    /**
197        @brief Adds a Template to the object.
198        @param temp The Template
199    */
200    void BaseObject::addTemplate(Template* temp)
201    {
202        this->templates_.insert(temp);
203        temp->applyOn(this);
204    }
205
206    /**
207        @brief Returns the Template with the given index.
208        @param index The index
209    */
210    Template* BaseObject::getTemplate(unsigned int index) const
211    {
212        unsigned int i = 0;
213        for (std::set<Template*>::const_iterator it = this->templates_.begin(); it != this->templates_.end(); ++it)
214        {
215            if (i == index)
216                return (*it);
217            i++;
218        }
219        return 0;
220    }
221
222    void BaseObject::addEvent(BaseObject* event, const std::string& sectionname)
223    {
224        event->registerEventListener(this, sectionname);
225        this->events_.push_back(event);
226    }
227
228    void BaseObject::removeEvent(BaseObject* event)
229    {
230        this->events_.remove(event);
231    }
232
233    BaseObject* BaseObject::getEvent(unsigned int index) const
234    {
235        unsigned int i = 0;
236        for (std::list<BaseObject*>::const_iterator it = this->events_.begin(); it != this->events_.end(); ++it)
237        {
238            if (i == index)
239                return (*it);
240            ++i;
241        }
242        return 0;
243    }
244
245    void BaseObject::addEventContainer(const std::string& sectionname, EventContainer* container)
246    {
247        std::map<std::string, EventContainer*>::const_iterator it = this->eventContainers_.find(sectionname);
248        if (it != this->eventContainers_.end())
249        {
250            COUT(2) << "Warning: Overwriting EventContainer in class " << this->getIdentifier()->getName() << "." << std::endl;
251            delete (it->second);
252        }
253
254        this->eventContainers_[sectionname] = container;
255    }
256
257    EventContainer* BaseObject::getEventContainer(const std::string& sectionname) const
258    {
259        std::map<std::string, EventContainer*>::const_iterator it = this->eventContainers_.find(sectionname);
260        if (it != this->eventContainers_.end())
261            return ((*it).second);
262        else
263            return 0;
264    }
265
266    void BaseObject::fireEvent()
267    {
268        this->fireEvent(true);
269        this->fireEvent(false);
270    }
271
272    void BaseObject::fireEvent(bool activate)
273    {
274        this->fireEvent(activate, this);
275    }
276
277    void BaseObject::fireEvent(bool activate, BaseObject* originator)
278    {
279        Event event(activate, originator);
280
281        for (std::map<BaseObject*, std::string>::iterator it = this->eventListeners_.begin(); it != this->eventListeners_.end(); ++it)
282        {
283            event.sectionname_ = it->second;
284            it->first->processEvent(event);
285        }
286    }
287
288    void BaseObject::fireEvent(Event& event)
289    {
290        for (std::map<BaseObject*, std::string>::iterator it = this->eventListeners_.begin(); it != this->eventListeners_.end(); ++it)
291            it->first->processEvent(event);
292    }
293
294    void BaseObject::processEvent(Event& event)
295    {
296        ORXONOX_SET_EVENT(BaseObject, "activity", setActive, event);
297        ORXONOX_SET_EVENT(BaseObject, "visibility", setVisible, event);
298    }
299
300    void BaseObject::setMainStateName(const std::string& name)
301    {
302        if (this->mainStateName_ != name)
303        {
304            this->mainStateName_ = name;
305            if (this->functorSetMainState_)
306                delete this->functorSetMainState_;
307            if (this->functorGetMainState_)
308                delete this->functorGetMainState_;
309            this->changedMainState();
310            if (!this->functorSetMainState_)
311                COUT(2) << "Warning: \"" << name << "\" is not a valid MainState." << std::endl;
312        }
313    }
314
315    void BaseObject::setMainState(bool state)
316    {
317        if (this->functorSetMainState_)
318            (*this->functorSetMainState_)(state);
319        else
320            COUT(2) << "Warning: No MainState defined in object \"" << this->getName() << "\" (" << this->getIdentifier()->getName() << ")" << std::endl;
321    }
322
323    bool BaseObject::getMainState() const
324    {
325        if (this->functorGetMainState_)
326        {
327            (*this->functorGetMainState_)();
328            return this->functorGetMainState_->getReturnvalue();
329        }
330        else
331        {
332            COUT(2) << "Warning: No MainState defined in object \"" << this->getName() << "\" (" << this->getIdentifier()->getName() << ")" << std::endl;
333            return false;
334        }
335    }
336
337    void BaseObject::changedMainState()
338    {
339        SetMainState(BaseObject, "activity",   setActive,  isActive);
340        SetMainState(BaseObject, "visibility", setVisible, isVisible);
341    }
342}
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