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/***************************************************************************
* Copyright (C) 2003 by David Saxton *
* david@bluehaze.org *
* *
* 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. *
***************************************************************************/
#include "colorcombo.h"
#include "diode.h"
#include "ecled.h"
#include "ecnode.h"
#include "libraryitem.h"
#include "simulator.h"
#include <klocale.h>
#include <tqpainter.h>
Item* ECLed::construct( ItemDocument *itemDocument, bool newItem, const char *id )
{
return new ECLed( (ICNDocument*)itemDocument, newItem, id );
}
LibraryItem* ECLed::libraryItem()
{
return new LibraryItem(
TQString::TQString("ec/led"),
i18n("LED"),
i18n("Outputs"),
"led.png",
LibraryItem::lit_component,
ECLed::construct
);
}
ECLed::ECLed( ICNDocument *icnDocument, bool newItem, const char *id )
: ECDiode( icnDocument, newItem, (id) ? id : "led" )
{
m_bDynamicContent = true;
m_name = i18n("LED");
m_desc = i18n("Light Emitting Diode");
setSize( -8, -16, 24, 24, true );
avg_brightness = 255;
lastUpdatePeriod = 0.;
r=g=b=0;
last_brightness = 255;
createProperty( "0-color", Variant::Type::Color );
property("0-color")->setCaption( i18n("Color") );
property("0-color")->setColorScheme( ColorCombo::LED );
}
ECLed::~ECLed()
{
}
void ECLed::dataChanged()
{
TQColor color = dataColor("0-color");
r = color.red();
g = color.green();
b = color.blue();
r /= 0x100;
g /= 0x100;
b /= 0x100;
}
void ECLed::stepNonLogic()
{
double interval = 1./LINEAR_UPDATE_RATE;
avg_brightness += brightness(m_diode->current())*interval;
lastUpdatePeriod += interval;
}
void ECLed::drawShape( TQPainter &p )
{
int _x = int(x());
int _y = int(y());
initPainter(p);
//BEGIN draw "Diode" part
uint _b;
if ( lastUpdatePeriod == 0. )
_b = last_brightness;
else
{
_b = (uint)(avg_brightness/lastUpdatePeriod);
last_brightness = _b;
}
avg_brightness = 0.;
lastUpdatePeriod = 0.;
p.setBrush( TQColor( uint(255-(255-_b)*(1-r)), uint(255-(255-_b)*(1-g)), uint(255-(255-_b)*(1-b)) ) );
TQPointArray pa(3);
pa[0] = TQPoint( 8, 0 );
pa[1] = TQPoint( -8, -8 );
pa[2] = TQPoint( -8, 8 );
pa.translate( _x, _y );
p.drawPolygon(pa);
p.drawPolyline(pa);
p.drawLine( _x+8, _y-8, _x+8, _y+8 );
//END draw "Diode" part
//BEGIN draw "Arrows" part
p.drawLine( _x+7, _y-10, _x+10, _y-13 ); // Tail of left arrow
p.drawLine( _x+10, _y-13, _x+8, _y-13 ); // Left edge of left arrow tip
p.drawLine( _x+10, _y-13, _x+10, _y-11 ); // Right edge of left arrow tip
p.drawLine( _x+10, _y-7, _x+13, _y-10 ); // Tail of right arrow
p.drawLine( _x+13, _y-10, _x+11, _y-10 ); // Left edge of right arrow tip
p.drawLine( _x+13, _y-10, _x+13, _y-8 ); // Right edge of right arrow tip
p.drawLine( _x+8, _y-13, _x+13, _y-8 ); // Diagonal line that forms base of both arrow tips
//END draw "Arrows" part1
deinitPainter(p);
}
uint ECLed::brightness( double i )
{
if ( i > 0.018 ) return 0;
if ( i < 0.002 ) return 255;
return (uint)(255*(1-((i-0.002)/0.016)));
}
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