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214 lines
7.7 KiB
214 lines
7.7 KiB
/***************************************************************************
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timespinbox.cpp - description
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-------------------
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begin : Sun Mar 31 2002
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copyright : (C) 2002 by Jason Harris
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email : kstars@30doradus.org
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***************************************************************************/
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/***************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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***************************************************************************/
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//Time steps:
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//0-9: 0 sec, 0.1, 0.25, 0.5, 1, 2, 5, 10, 20, 30 sec
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//10-14: 1 minute, 2, 5, 10, 15, 30 min
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//15-19: 1 hour, 2, 4, 6, 12 hours
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//20-23: 1 day, 2, 3, 5 days
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//24-26: 1 week, 2, 3 weeks
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//27-32: 1 month, 2, 3, 4, 6, 9 months
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//33-41: 1 year, 2, 3, 4, 5, 10, 25, 50, 100 years
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#include <tqlineedit.h>
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#include <tqfontmetrics.h>
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#include <kdebug.h>
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#include <tdelocale.h>
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#include <stdlib.h>
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#include <math.h>
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#include "timespinbox.h"
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#define SECS_PER_DAY 86400.
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#define SIDEREAL_YEAR 31558149.77
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#define TROPICAL_YEAR 31556925.19
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TimeSpinBox::TimeSpinBox( TQWidget *parent, const char *name, bool _daysonly )
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: TQSpinBox ( -41, 41, 1 /* step */, parent, name )
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{
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setValidator( 0 );
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setButtonSymbols( TQSpinBox::PlusMinus );
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editor()->setReadOnly( true );
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setValue( 4 ); //1 second (real time)
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setDaysOnly( _daysonly );
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//Set width:
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TQFontMetrics fm( font() );
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int extra = width() - editor()->width();
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uint wmax = 0;
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for ( int i=0; i < maxValue(); ++i ) {
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uint w = fm.width( "-" + TimeString[i] );
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if ( w > wmax ) wmax = w;
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}
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setFixedWidth( wmax + extra );
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connect( this, TQT_SIGNAL( valueChanged( int ) ), this, TQT_SLOT( reportChange() ) );
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updateDisplay();
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}
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void TimeSpinBox::setDaysOnly( bool daysonly ) {
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DaysOnly = daysonly;
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int i=0; //index for TimeScale values
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TimeScale[0] = 0.0; // 0.0 sec
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if ( ! daysOnly() ) {
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TimeScale[1] = 0.1; // 0.1 sec
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TimeScale[2] = 0.25; // 0.25 sec
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TimeScale[3] = 0.5; // 0.5 sec
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TimeScale[4] = 1.0; // 1 sec (real-time)
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TimeScale[5] = 2.0; // 2 sec
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TimeScale[6] = 5.0; // 5 sec
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TimeScale[7] = 10.0; // 10 sec
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TimeScale[8] = 20.0; // 20 sec
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TimeScale[9] = 30.0; // 30 sec
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TimeScale[10] = 60.0; // 1 min
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TimeScale[11] = 120.0; // 2 min
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TimeScale[12] = 300.0; // 5 min
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TimeScale[13] = 600.0; // 10 min
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TimeScale[14] = 900.0; // 15 min
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TimeScale[15] = 1800.0; // 30 min
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TimeScale[16] = 3600.0; // 1 hr
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TimeScale[17] = 7200.0; // 2 hr
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TimeScale[18] = 10800.0; // 3 hr
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TimeScale[19] = 21600.0; // 6 hr
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TimeScale[20] = 43200.0; // 12 hr
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setMinValue( -41 );
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setMaxValue( 41 );
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i = 20;
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} else {
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setMinValue( -21 );
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setMaxValue( 21 );
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}
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TimeScale[i+1] = SECS_PER_DAY; // 1 day
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TimeScale[i+2] = 2.*SECS_PER_DAY; // 2 days
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TimeScale[i+3] = 3.*SECS_PER_DAY; // 3 days
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TimeScale[i+4] = 5.*SECS_PER_DAY; // 5 days
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TimeScale[i+5] = 7.*SECS_PER_DAY; // 1 week
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TimeScale[i+6] = 14.*SECS_PER_DAY; //2 weeks
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TimeScale[i+7] = 21.*SECS_PER_DAY; //3 weeks
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//Months aren't a simple measurement of time; I'll just use fractions of a year
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TimeScale[i+8] = SIDEREAL_YEAR/12.0; // 1 month
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TimeScale[i+9] = SIDEREAL_YEAR/6.0; // 2 months
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TimeScale[i+10] = 0.25*SIDEREAL_YEAR; // 3 months
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TimeScale[i+11] = SIDEREAL_YEAR/3.0; // 4 months
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TimeScale[i+12] = 0.5*SIDEREAL_YEAR; // 6 months
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TimeScale[i+13] = 0.75*SIDEREAL_YEAR; // 9 months
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TimeScale[i+14] = SIDEREAL_YEAR; // 1 year
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TimeScale[i+15] = 2.0*SIDEREAL_YEAR; // 2 years
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TimeScale[i+16] = 3.0*SIDEREAL_YEAR; // 3 years
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TimeScale[i+17] = 5.0*SIDEREAL_YEAR; // 5 years
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TimeScale[i+18] = 10.0*SIDEREAL_YEAR; // 10 years
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TimeScale[i+19] = 25.0*SIDEREAL_YEAR; // 25 years
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TimeScale[i+20] = 50.0*SIDEREAL_YEAR; // 50 years
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TimeScale[i+21] = 100.0*SIDEREAL_YEAR; // 100 years
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TimeString.clear();
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if ( ! daysOnly() ) {
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TimeString.append( "0 " + i18n( "seconds", "secs" ));
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TimeString.append( "0.1 " + i18n( "seconds", "secs" ));
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TimeString.append( "0.25 " + i18n( "seconds", "secs" ));
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TimeString.append( "0.5 " + i18n( "seconds", "secs" ));
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TimeString.append( "1 " + i18n( "second", "sec" ));
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TimeString.append( "2 " + i18n( "seconds", "secs" ));
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TimeString.append( "5 " + i18n( "seconds", "secs" ));
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TimeString.append( "10 " + i18n( "seconds", "secs" ));
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TimeString.append( "20 " + i18n( "seconds", "secs" ));
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TimeString.append( "30 " + i18n( "seconds", "secs" ));
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TimeString.append( "1 " + i18n( "minute", "min" ));
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TimeString.append( "2 " + i18n( "minutes", "mins" ));
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TimeString.append( "5 " + i18n( "minutes", "mins" ));
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TimeString.append( "10 " + i18n( "minutes", "mins" ));
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TimeString.append( "15 " + i18n( "minutes", "mins" ));
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TimeString.append( "30 " + i18n( "minutes", "mins" ));
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TimeString.append( "1 " + i18n( "hour" ));
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TimeString.append( "2 " + i18n( "hours", "hrs" ));
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TimeString.append( "3 " + i18n( "hours", "hrs" ));
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TimeString.append( "6 " + i18n( "hours", "hrs" ));
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TimeString.append( "12 " + i18n( "hours", "hrs" ));
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} else {
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TimeString.append( "0 " + i18n( "days" ));
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}
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TimeString.append( "1 " + i18n( "day" ));
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TimeString.append( "2 " + i18n( "days" ));
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TimeString.append( "3 " + i18n( "days" ));
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TimeString.append( "5 " + i18n( "days" ));
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TimeString.append( "1 " + i18n( "week" ));
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TimeString.append( "2 " + i18n( "weeks", "wks" ));
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TimeString.append( "3 " + i18n( "weeks", "wks" ));
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TimeString.append( "1 " + i18n( "month" ));
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TimeString.append( "2 " + i18n( "months", "mths" ));
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TimeString.append( "3 " + i18n( "months", "mths" ));
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TimeString.append( "4 " + i18n( "months", "mths" ));
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TimeString.append( "6 " + i18n( "months", "mths" ));
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TimeString.append( "9 " + i18n( "months", "mths" ));
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TimeString.append( "1 " + i18n( "year" ));
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TimeString.append( "2 " + i18n( "years", "yrs" ));
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TimeString.append( "3 " + i18n( "years", "yrs" ));
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TimeString.append( "5 " + i18n( "years", "yrs" ));
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TimeString.append( "10 " + i18n( "years", "yrs" ));
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TimeString.append( "25 " + i18n( "years", "yrs" ));
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TimeString.append( "50 " + i18n( "years", "yrs" ));
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TimeString.append( "100 " + i18n( "years", "yrs" ));
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}
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int TimeSpinBox::mapTextToValue( bool *ok ) {
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*ok = true;
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for ( unsigned int i=0; i<42; ++i ) {
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if ( text() == TimeString[i] ) { return i; }
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if ( text().mid(1,text().length()) == TimeString[i] ) { return -1*i; }
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}
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*ok = false;
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return 0;
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}
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TQString TimeSpinBox::mapValueToText( int value ) {
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TQString neg("-"), result;
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int posval( abs( value ) );
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result = TimeString[ posval ];
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if ( value<0 ) { result = "-" + result; }
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return result;
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}
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void TimeSpinBox::changeScale( float x ) {
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//Pick the closest value
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int imin = 0;
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float dx, dxlast(10000000000.0), dxmin(10000000000.0);
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for ( unsigned int i=0; i<42; ++i ) {
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dx = fabs( TimeScale[i] - fabs(x) );
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if ( dx < dxmin ) { imin = i; dxmin = dx; }
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if ( dx > dxlast ) break; //we have passed the minimum dx
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dxlast = dx;
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}
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if ( x < 0.0 ) imin *= -1;
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setValue( imin );
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}
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float TimeSpinBox::timeScale( void ) const {
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return value() > 0 ? TimeScale[ value() ] : -1.*TimeScale[ abs(value()) ];
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}
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void TimeSpinBox::reportChange() {
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kdDebug() << i18n( "Reporting new timestep value: " ) << timeScale() << endl;
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emit scaleChanged( timeScale() );
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}
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#include "timespinbox.moc"
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