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source: code/trunk/src/orxonox/overlays/OverlayGroup.cc @ 11481

Last change on this file since 11481 was 11099, checked in by muemart, 9 years ago

Fix loads of doxygen warnings and other documentation issues

  • Property svn:eol-style set to native
File size: 7.7 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 *      Reto Grieder
24 *   Co-authors:
25 *      ...
26 *
27 */
28
29/**
30@file
31@brief Definition of the OverlayGroup class.
32*/
33
34#include "OverlayGroup.h"
35
36#include "core/CoreIncludes.h"
37#include "core/XMLPort.h"
38#include "core/command/ConsoleCommandIncludes.h"
39#include "OrxonoxOverlay.h"
40#include "gametypes/Gametype.h"
41
42namespace orxonox
43{
44    namespace autocompletion
45    {
46        /**
47            @brief Returns the names of all currently existing OverlayGroups.
48        */
49        ARGUMENT_COMPLETION_FUNCTION_DECLARATION(overlaygroupnames)();
50        ARGUMENT_COMPLETION_FUNCTION_IMPLEMENTATION(overlaygroupnames)()
51        {
52            ArgumentCompletionList names;
53            for (OverlayGroup* overlayGroup : ObjectList<OverlayGroup>())
54                names.push_back(ArgumentCompletionListElement(overlayGroup->getName(), getLowercase(overlayGroup->getName())));
55            return names;
56        }
57    }
58
59    SetConsoleCommand("OverlayGroup", "toggleVisibility", &OverlayGroup::toggleVisibility).argumentCompleter(0, autocompletion::overlaygroupnames());
60    SetConsoleCommand("OverlayGroup", "show",             &OverlayGroup::show            ).argumentCompleter(0, autocompletion::overlaygroupnames());
61    SetConsoleCommand("OverlayGroup", "scaleGroup",       &OverlayGroup::scaleGroup      ).argumentCompleter(0, autocompletion::overlaygroupnames());
62    SetConsoleCommand("OverlayGroup", "scrollGroup",      &OverlayGroup::scrollGroup     ).argumentCompleter(0, autocompletion::overlaygroupnames());
63
64    RegisterClass(OverlayGroup);
65
66    OverlayGroup::OverlayGroup(Context* context)
67        : BaseObject(context)
68    {
69        RegisterObject(OverlayGroup);
70
71        this->owner_ = nullptr;
72
73        setScale(Vector2(1.0, 1.0));
74        setScroll(Vector2(0.0, 0.0));
75    }
76
77    OverlayGroup::~OverlayGroup()
78    {
79        for (OrxonoxOverlay* hudElement : hudElements_)
80            hudElement->destroy();
81        this->hudElements_.clear();
82    }
83
84    /**
85    @brief
86        Loads the group and all its children OrxonoxOverlays.
87    @copydoc BaseObject::XMLPort()
88    */
89    void OverlayGroup::XMLPort(Element& xmlelement, XMLPort::Mode mode)
90    {
91        SUPER(OverlayGroup, XMLPort, xmlelement, mode);
92
93        XMLPortParam(OverlayGroup, "scale",  setScale,  getScale,  xmlelement, mode);
94        XMLPortParam(OverlayGroup, "scroll", setScroll, getScroll, xmlelement, mode);
95        // loads all the child elements
96        XMLPortObject(OverlayGroup, OrxonoxOverlay, "", addElement, getElement, xmlelement, mode);
97    }
98
99    //! Scales every element in the set.
100    void OverlayGroup::setScale(const Vector2& scale)
101    {
102        for (OrxonoxOverlay* hudElement : hudElements_)
103            hudElement->scale(scale / this->scale_);
104        this->scale_ = scale;
105    }
106
107    //! Scrolls every element in the set.
108    void OverlayGroup::setScroll(const Vector2& scroll)
109    {
110        for (OrxonoxOverlay* hudElement : hudElements_)
111            hudElement->scroll(scroll - this->scroll_);
112        this->scroll_ = scroll;
113    }
114
115    /**
116    @brief
117        Adds an element to the set (used when loading with XMLPort).
118    @remarks
119        The names of the OrxonoxOverlays have to be unique!
120    */
121    void OverlayGroup::addElement(OrxonoxOverlay* element)
122    {
123        hudElements_.insert(element);
124        element->setOverlayGroup( this );
125        if (this->owner_)
126            element->setOwner(this->owner_);
127    }
128
129    /**
130    @brief
131        Removes an element from the map.
132    @param element
133        A pointer to the element that is removed.
134    @return
135        Returns true if there was such an element to remove, false if not.
136    */
137    bool OverlayGroup::removeElement(OrxonoxOverlay* element)
138    {
139        if(this->hudElements_.erase(element) == 0)
140            return false;
141        return true;
142    }
143
144    //! Returns a different element as long as index < hudElements_.size().
145    OrxonoxOverlay* OverlayGroup::getElement(unsigned int index)
146    {
147        if (index < this->hudElements_.size())
148        {
149            std::set<StrongPtr<OrxonoxOverlay>>::const_iterator it = hudElements_.begin();
150            for (unsigned int i = 0; i != index; ++it, ++i)
151                ;
152            return *it;
153        }
154        else
155            return nullptr;
156    }
157
158    //! Changes the visibility of all elements
159    void OverlayGroup::changedVisibility()
160    {
161        SUPER( OverlayGroup, changedVisibility );
162
163        for (OrxonoxOverlay* hudElement : hudElements_)
164            hudElement->changedVisibility(); //inform all Child Overlays that our visibility has changed
165    }
166
167    void OverlayGroup::setOwner(BaseObject* owner)
168    {
169        this->owner_ = owner;
170
171        for (OrxonoxOverlay* hudElement : hudElements_)
172            hudElement->setOwner(owner);
173    }
174
175    //########### Console commands ############
176
177    /**
178    @brief
179        Hides/shows an overlay group by its name.
180    @param name
181        The name of the group defined BaseObject::setName() (usually done with the "name"
182        attribute in the xml file).
183    */
184    /*static*/ void OverlayGroup::toggleVisibility(const std::string& name)
185    {
186        for (OverlayGroup* group : ObjectList<OverlayGroup>())
187        {
188            if (group->getName() == name)
189                group->setVisible(!(group->isVisible()));
190        }
191    }
192   
193    /**
194    @brief
195        Shows an overlay group by its name.
196    @param name
197        The name of the group defined BaseObject::setName() (usually done with the "name" attribute in the xml file).
198    */
199    /*static*/ void OverlayGroup::show(const std::string& name)
200    {
201        for (OverlayGroup* group : ObjectList<OverlayGroup>())
202        {
203            if (group->getName() == name)
204            {
205                if(group->isVisible())
206                    group->changedVisibility();
207                else
208                    group->setVisible(!(group->isVisible()));
209            }
210        }
211    }
212
213    /**
214    @brief
215        Scales an overlay group by its name.
216    @param name
217        The name of the group defined BaseObject::setName() (usually done with the "name"
218        attribute in the xml file).
219    @param scale
220        The scaling factor
221    */
222    /*static*/ void OverlayGroup::scaleGroup(const std::string& name, float scale)
223    {
224        for (OverlayGroup* group : ObjectList<OverlayGroup>())
225        {
226            if (group->getName() == name)
227                group->scale(Vector2(scale, scale));
228        }
229    }
230
231    /**
232    @brief
233        Scrolls an overlay group by its name.
234    @param name
235        The name of the group defined BaseObject::setName() (usually done with the "name"
236        attribute in the xml file).
237    @param scroll
238        The relative translation of the overlay group
239    */
240    /*static*/ void OverlayGroup::scrollGroup(const std::string& name, const Vector2& scroll)
241    {
242        for (OverlayGroup* group : ObjectList<OverlayGroup>())
243        {
244            if (group->getName() == name)
245                group->scroll(scroll);
246        }
247    }
248}
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