comparison: src/analog/abstractmeter.cpp
src/analog/abstractmeter.cpp
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| 1 /*************************************************************************** | |
| 2 * Copyright (C) 2006-2008 by Tomasz Ziobrowski * | |
| 3 * http://www.3electrons.com * | |
| 4 * e-mail: t.ziobrowski@3electrons.com * | |
| 5 * * | |
| 6 * * | |
| 7 * This program is free software; you can redistribute it and/or modify * | |
| 8 * it under the terms of the GNU General Public License as published by * | |
| 9 * the Free Software Foundation; either version 2 of the License, or * | |
| 10 * (at your option) any later version. * | |
| 11 * * | |
| 12 * This program is distributed in the hope that it will be useful, * | |
| 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of * | |
| 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * | |
| 15 * GNU General Public License for more details. * | |
| 16 * * | |
| 17 * You should have received a copy of the GNU General Public License * | |
| 18 * along with this program; if not, write to the * | |
| 19 * Free Software Foundation, Inc., * | |
| 20 * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * | |
| 21 ***************************************************************************/ | |
| 22 | |
| 23 #include <assert.h> | |
| 24 #include "abstractmeter.h" | |
| 25 #include "functions.h" | |
| 26 | |
| 27 AbstractMeter::AbstractMeter(QWidget * parent ) | |
| 28 : WidgetWithBackground (parent) | |
| 29 { | |
| 30 m_min=m_minimum=0.0; | |
| 31 m_max=m_maximum=1.0; | |
| 32 m_digitOffset=1.0; | |
| 33 m_nominal=0.25; | |
| 34 m_critical=0.75; | |
| 35 } | |
| 36 | |
| 37 | |
| 38 bool AbstractMeter::calcMaxMin() | |
| 39 { | |
| 40 return range(m_minimum,m_maximum,m_min,m_max,8,true); | |
| 41 } | |
| 42 | |
| 43 void AbstractMeter::setValue( double val ) | |
| 44 { | |
| 45 if ( m_value != val ) | |
| 46 { | |
| 47 m_value = val; | |
| 48 update(); | |
| 49 emit valueChanged(val); | |
| 50 emit valueChanged((int)val); | |
| 51 } | |
| 52 } | |
| 53 | |
| 54 void AbstractMeter::setValue( int val ) | |
| 55 { | |
| 56 if ( m_value != val ) | |
| 57 { | |
| 58 m_value = val; | |
| 59 update(); // Ciekawe czy tak jest lepiej ?? | |
| 60 // to znaczy najpierw odmalować a potem generować sygnał ? | |
| 61 emit valueChanged(val); | |
| 62 emit valueChanged(double(val)); | |
| 63 } | |
| 64 } | |
| 65 | |
| 66 void AbstractMeter::setMinimum(double i) | |
| 67 { | |
| 68 if ((m_maximum - i) > 0.00001 ) | |
| 69 { | |
| 70 m_minimum = i; | |
| 71 if (calcMaxMin()) updateWithBackground(); | |
| 72 } | |
| 73 } | |
| 74 | |
| 75 void AbstractMeter::setMaximum(double i) | |
| 76 { | |
| 77 if ( (i - m_minimum) > 0.00001 ) | |
| 78 { | |
| 79 m_maximum = i; | |
| 80 if (calcMaxMin()) updateWithBackground(); | |
| 81 } | |
| 82 } | |
| 83 | |
| 84 |
