LayerWidget.h

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/***************************************************************************
 *   SpikeStream Application                                               *
 *   Copyright (C) 2007 by David Gamez                                     *
 *   david@davidgamez.eu                                                   *
 *   Version 0.1                                                           *
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 *   This program is distributed in the hope that it will be useful,       *
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
 *   GNU General Public License for more details.                          *
 *                                                                         *
 *   You should have received a copy of the GNU General Public License     *
 *   along with this program; if not, write to the                         *
 *   Free Software Foundation, Inc.,                                       *
 *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
 ***************************************************************************/

#ifndef LAYERWIDGET_H
#define LAYERWIDGET_H

//SpikeStream includes
#include "DBInterface.h"
#include "LayerManager.h"
#include "ConnectionWidget.h"

//Qt includes
#include <qpopupmenu.h>
#include <qpoint.h>
#include <qpixmap.h>
#include <qwidget.h>
#include <qtable.h>

//Other includes
#include <string>


//-------------------------- Layer Widget --------------------------------
/*! Displays layers in a table and allows control over visibility and 
        zooming. Initialises the creation, editing and deletion of layers. */
//-------------------------------------------------------------------------

class LayerWidget : public QWidget {
        Q_OBJECT
 
        public:
                LayerWidget(QWidget *parent, DBInterface* netDBInter, DBInterface* devDBInter);
                ~LayerWidget();
                void reloadNeuronGroups();
                void setConnectionWidget(ConnectionWidget*);
                void simulationDestroyed();
                void simulationInitialised();

 
        private slots:
                void deleteLayer();
                void editLayerProperties();
                void newLayer();
                void tableClicked(int, int, int, const QPoint &);
                void tableHeaderClicked(int);


        private:
                //=========================== VARIABLES =======================================
                //Database handling class
                DBInterface* networkDBInterface;
                DBInterface* deviceDBInterface;

                //References to enable communication with other classes
                ConnectionWidget *connectionWidget;
                LayerManager* layerManager;
                
                /*! Table holding all the information about the layers.*/
                QTable *layerTable;

                //Variables used to edit a layer
                QPopupMenu *layerPropertiesPopup;
                unsigned int activeRow;

                //Buttons
                QPushButton *newLayerButt;
                QPushButton *deleteButt;
                
                //Pixmaps used for zooming and showing and hiding layers
                QPixmap *showPixmap;
                QPixmap *hidePixmap;
                QPixmap *zoomToPixmap;
                QPixmap *zoomToPixmapHighlight;
                QPixmap *zoomAbovePixmapHighlight;
                
                /*! Contains the layer IDs of the visible layers. Should match the list of 
                        layer IDs in the network viewer.*/
                vector<unsigned int> viewVector;
                
                //Variables to control zooming in and out of layers
                /*! Records which layer is highlighted.*/
                int zoomLayerRow;

                /*! Records how many clicks on a layer.*/
                int zoomClickCount;
                
                
                //============================ METHODS ========================================
                /*! Declare copy constructor private so it cannot be used inadvertently.*/
                LayerWidget (const LayerWidget&);

                /*! Declare assignment private so it cannot be used inadvertently.*/
                LayerWidget operator = (const LayerWidget&);

                void addAllLayersToTable();
                void addLayerToTable(unsigned int);
                void clearTable();
                string getNeuronTypeDescription(unsigned short);
                void removeLayerFromTable(unsigned int);

};


#endif//LAYERWIDGET_H

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