SciFigs/GraphicObjectFactory.h
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00001 /***************************************************************************
00002 **
00003 **  This file is part of SciFigs.
00004 **
00005 **  This library is free software; you can redistribute it and/or
00006 **  modify it under the terms of the GNU Lesser General Public
00007 **  License as published by the Free Software Foundation; either
00008 **  version 2.1 of the License, or (at your option) any later version.
00009 **
00010 **  This file is distributed in the hope that it will be useful, but WITHOUT
00011 **  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
00012 **  FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
00013 **  License for more details.
00014 **
00015 **  You should have received a copy of the GNU Lesser General Public
00016 **  License along with this library; if not, write to the Free Software
00017 **  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
00018 **
00019 **  See http://www.geopsy.org for more information.
00020 **
00021 **  Created : 2008-11-03
00022 **  Authors :
00023 **    Marc Wathelet
00024 **    Marc Wathelet (LGIT, Grenoble, France)
00025 **
00026 ***************************************************************************/
00027 
00028 #ifndef GRAPHICOBJECTFACTORY_H
00029 #define GRAPHICOBJECTFACTORY_H
00030 
00031 #include <QGpCoreTools.h>
00032 
00033 #include "SciFigsDLLExport.h"
00034 #include "GraphicObject.h"
00035 
00036 namespace SciFigs {
00037 
00038   #define REGISTER_GRAPHICOBJECT(_className_, _tagName_, \
00039                                  _userName_, _menuTitle_, \
00040                                  _shortcut_, _toolTip_) \
00041     XMLREGISTER_HEAD(GraphicObjectFactory, GraphicObjectCreator, _className_, _tagName_) \
00042       virtual QString userName() const  {return _userName_;} \
00043       virtual QString menuTitle() const {return _menuTitle_;} \
00044       virtual QString shortcut() const {return _shortcut_;} \
00045       virtual QString toolTip() const {return _toolTip_;} \
00046       virtual QIcon icon() const {return QIcon(":/images/" # _className_ ".png");} \
00047       virtual QString tagName() const {return _tagName_;} \
00048     XMLREGISTER_TAIL(_className_)
00049 
00050   class GraphicObjectFactory;
00051 
00052   class SCIFIGS_EXPORT GraphicObjectCreator : public XMLClassCreator
00053   {
00054   public:
00055     virtual QString userName() const=0;
00056     virtual QString menuTitle() const=0;
00057     virtual QString shortcut() const=0;
00058     virtual QString toolTip() const=0;
00059     virtual QIcon icon() const=0;
00060     virtual QString tagName() const=0;
00061   };
00062 
00063   class SCIFIGS_EXPORT GraphicObjectFactory : public XMLClassFactory
00064   {
00065   public:
00066     inline GraphicObject * create(int id) const;
00067     inline GraphicObject * create(const QString& tag) const;
00068     inline GraphicObjectCreator * creator(const QString& tag) const;
00069 
00070     static void init();
00071     static GraphicObjectFactory * instance() {init(); return _self;}
00072   private:
00073     static GraphicObjectFactory * _self;
00074   };
00075 
00076   inline GraphicObject * GraphicObjectFactory::create(int id) const
00077   {
00078     return static_cast<GraphicObject *>(XMLClassFactory::create(id));
00079   }
00080 
00081   inline GraphicObject * GraphicObjectFactory::create(const QString& tag) const
00082   {
00083     return static_cast<GraphicObject *>(XMLClassFactory::create(tag));
00084   }
00085 
00086   inline GraphicObjectCreator * GraphicObjectFactory::creator(const QString& tag) const
00087   {
00088     return static_cast<GraphicObjectCreator *>(XMLClassFactory::creator(tag));
00089   }
00090 
00091 } // namespace SciFigs
00092 
00093 #endif // GRAPHICOBJECTFACTORY_H
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