hotspotwidget.h

/***************************************************************************
 *   Copyright (C) 2007 by Mike Polan                                      *
 *   kanadakid@gmail.com                                                   *
 *                                                                         *
 *   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.             *
 ***************************************************************************/
// hotspotwidget.h: the HotspotWidget class

#ifndef HOTSPOTWIDGET_H
#define HOTSPOTWIDGET_H

#include <gtkmm/drawingarea.h>
#include <gtkmm/image.h>
#include <vector>

#include "case.h"

class HotspotWidget: public Gtk::DrawingArea {
        public:
                HotspotWidget();
                
                void update_coords(int x, int y);
                
                void update_dimensions(int w, int h);
                
                void set_image(const Glib::RefPtr<Gdk::Pixbuf> &pb) { m_Pixbuf=pb; }
                
                Case::Hotspot get_hotspot() const { return m_Hotspot; }
                
                sigc::signal<void, int, int> signal_point_changed() const { return m_SigPointChanged; }
                
                sigc::signal<void, int, int> signal_dimensions_changed() const { return m_SigDimensionsChanged; }
                
        private:
                // signals
                sigc::signal<void, int, int> m_SigPointChanged;
                sigc::signal<void, int, int> m_SigDimensionsChanged;
                
                // realize handler
                virtual void on_realize();
                
                // expose event handler
                virtual bool on_expose_event(GdkEventExpose *e);
                
                // button press handler
                virtual bool on_button_press_event(GdkEventButton *e);
                
                // motion event handler
                virtual bool on_motion_notify_event(GdkEventMotion *e);
                
                // pixbuf to draw
                Glib::RefPtr<Gdk::Pixbuf> m_Pixbuf;
                
                // drawing gc
                Glib::RefPtr<Gdk::GC> m_GC;
                
                // colors we use
                Gdk::Color m_Red;
                
                bool m_MouseDown;
                
                Case::Hotspot m_Hotspot;
};

#endif

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