diff -r cf4e83cecdb5 -r dcd472be9ae8 src/analog/led.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/analog/led.h	Wed Jun 29 21:28:13 2022 +0200
@@ -0,0 +1,79 @@
+/***************************************************************************
+ *   Copyright (C) 2006-2008 by Tomasz Ziobrowski                          *
+ *   http://www.3electrons.com                                             *
+ *   e-mail: t.ziobrowski@3electrons.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.             *
+ ***************************************************************************/
+
+#ifndef QLED_H
+#define QLED_H
+
+#include <QColor> 
+#include "widgetwithbackground.h"
+
+   /**
+   * Klasa reprezentująca diodę w dowolnym kolorze jako dwustabilny element wskazujący 
+   */
+class Led : public WidgetWithBackground
+{
+     Q_OBJECT 
+     Q_PROPERTY( bool checked READ isChecked 	WRITE setChecked)
+     Q_PROPERTY( QColor color READ color 	WRITE setColor) 
+     
+     
+public:  
+     
+     Led(QWidget *parent = 0);
+     virtual ~Led() {};
+     
+     /** Zdarzenie obsługujące malowanie kontrolki */ 
+     void paintEvent(QPaintEvent * event);
+     
+     bool isChecked () const ; 
+     
+     
+     QColor color() const; 
+     void setColor(QColor); 
+     
+public slots: 
+     
+     void setChecked(bool); 
+     
+signals: 
+     
+     void checkChanged(bool val); 
+     
+protected:
+     
+     /** Inicjuje układ współrzędnych paintera */
+     void initCoordinateSystem(QPainter & painter);
+     
+     /**
+     * Maluje tło kontrolki w tym przypadku pierwszy plan czyli odblask światła kontrolki
+     * @param painter Przestrzeń kontrolki 
+     */
+     void paintBackground(QPainter & painter);
+    
+protected: 
+     
+     bool m_checked; 
+     QColor m_color; 
+
+}; 
+   
+#endif // QLED_H