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tdeedu/kalzium/src/detailedgraphicaloverview.cpp

233 lines
6.2 KiB

/***************************************************************************
copyright : (C) 2004, 2005 by Carsten Niehaus
email : cniehaus@kde.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 "detailedgraphicaloverview.h"
#include "element.h"
#include "kalziumutils.h"
//KDE-Includes
#include <kdebug.h>
#include <tdelocale.h>
#include <tdeglobalsettings.h>
#include <tdeglobal.h>
//QT-Includes
#include <tqpainter.h>
#include <tqstring.h>
#include <tqpixmap.h>
#include <tqrect.h>
DetailedGraphicalOverview::DetailedGraphicalOverview( Element *el, TQWidget *parent, const char *name )
: TQWidget( parent, name )
{
init( el );
}
DetailedGraphicalOverview::DetailedGraphicalOverview( TQWidget *parent, const char *name )
: TQWidget( parent, name )
{
init( 0L );
}
void DetailedGraphicalOverview::init( Element *el )
{
setBackgroundMode( NoBackground );
m_element = el;
setMinimumSize( 300, 200 );
update();
}
void DetailedGraphicalOverview::paintEvent( TQPaintEvent* )
{
int h = height();
int w = width();
TQPixmap pm( w, h );
TQPainter p;
p.begin( &pm );
p.setBrush(TQt::SolidPattern);
if ( !m_element )
{
pm.fill( paletteBackgroundColor() );
p.drawText( 0, 0, w, h, TQt::AlignCenter | TQt::WordBreak, i18n( "No element selected" ) );
}
else
{
h_t = 20; //height of the texts
x1 = 0;
y1 = 0;
x2 = w;
y2 = h;
p.setBrush( m_element->elementColor() );
p.drawRect( x1 , y1 , x2 , y2 );
p.setBrush( TQt::black );
p.setBrush(TQt::NoBrush);
TQFont fA = TDEGlobalSettings::generalFont();
TQFont fB = TDEGlobalSettings::generalFont();
TQFont fC = TDEGlobalSettings::generalFont();
TQString strLocalizedMass = KalziumUtils::localizedValue( m_element->mass(), 6 );
fA.setPointSize( fA.pointSize() + 20 ); //Huge font
fA.setBold( true );
fB.setPointSize( fB.pointSize() + 6 ); //Big font
fC.setPointSize( fC.pointSize() + 4 ); //Big font
fC.setBold( true );
TQFontMetrics fmA = TQFontMetrics( fA );
TQFontMetrics fmB = TQFontMetrics( fB );
//coordinates for element symbol: near the center
int xA = 4 * w / 10;
int yA = h / 2;
//coordinates for the atomic number: offset from element symbol to the upper left
int xB = xA - fmB.width( TQString::number( m_element->number() ) );
int yB = yA - fmA.height() + fmB.height();
//Element Symbol
p.setFont( fA );
p.drawText( xA, yA , m_element->symbol() );
//Atomic number
p.setFont( fB );
p.drawText( xB, yB, TQString::number( m_element->number() ));
TQRect rect( 0, 20, w/2, h );
p.setFont( fC );
int size = KalziumUtils::maxSize(m_element->elname(), rect , fC, &p);
int size2 = KalziumUtils::maxSize(m_element->oxstage(), rect, fC, &p);
int size3 = KalziumUtils::maxSize( strLocalizedMass , rect , fC, &p);
//Name and other data
fC.setPointSize( size );
p.setFont( fC );
//Name
p.drawText( 1, 0, w/2, h, TQt::AlignLeft, m_element->elname() );
//Oxidationstates
fC.setPointSize( size2 );
p.setFont( fC );
int offsetOx = KalziumUtils::StringHeight( strLocalizedMass , fC, &p );
p.drawText( 1, h-offsetOx, w/2, offsetOx, TQt::AlignLeft, m_element->oxstage() );
//Mass
fC.setPointSize( size3 );
p.setFont( fC );
int offset = KalziumUtils::StringHeight( strLocalizedMass, fC, &p );
p.drawText( w/2, h-offset, w/2, offset, TQt::AlignRight, strLocalizedMass );
drawBiologicalSymbol( &p );
}
p.end();
bitBlt( this, 0, 0, &pm );
}
void DetailedGraphicalOverview::drawBiologicalSymbol( TQPainter *p )
{
if ( !m_element ) return;
const int db = h_t; //diameter of the big circle
const int ds = db/2; //diameter of the inner circle
int d_ds = ( db/2 )-( ds/2 ); //the delta-x/y of the inner circle
int pos_x = width() - 4 - db;
int pos_y = 4;
if ( m_element->biological() > 0 )
{
const int radius = db + 8;
p->setBrush( TQt::SolidPattern );
p->setBrush( TQt::white );
p->setPen( TQt::black );
p->drawRoundRect( TQRect( width() - radius,
-radius,
2 * radius,
2 * radius ), 70, 70 );
}
switch ( m_element->biological() )
{
case 0: //nothing
break;
case 1: //red, red
p->setBrush( TQt::red );
p->setBrush(TQt::NoBrush);
p->setPen( TQt::red );
p->drawEllipse( pos_x,pos_y,db,db );
p->setBrush(TQt::SolidPattern);
p->setBrush( TQt::red );
p->drawEllipse( pos_x+d_ds, pos_y+d_ds, ds, ds );
break;
case 2: //green, red
p->setBrush( TQt::red );
p->setBrush(TQt::NoBrush);
p->setPen( TQt::red );
p->drawEllipse( pos_x,pos_y,db,db );
p->setBrush(TQt::SolidPattern);
p->setBrush( TQt::green );
p->setPen( TQt::green );
p->drawEllipse( pos_x+d_ds, pos_y+d_ds, ds, ds );
break;
case 3: //green
p->setBrush(TQt::SolidPattern);
p->setBrush( TQt::green );
p->setPen( TQt::green );
p->drawEllipse( pos_x+d_ds, pos_y+d_ds, ds, ds );
break;
case 4: //green, blue
p->setBrush( TQt::blue );
p->setBrush(TQt::NoBrush);
p->setPen( TQt::blue );
p->drawEllipse( pos_x,pos_y,db,db );
p->setBrush(TQt::SolidPattern);
p->setBrush( TQt::green );
p->setPen( TQt::green );
p->drawEllipse( pos_x+d_ds, pos_y+d_ds, ds, ds );
break;
case 5: //blue
p->setBrush(TQt::SolidPattern);
p->setBrush( TQt::blue );
p->setPen( TQt::blue );
p->drawEllipse( pos_x+d_ds, pos_y+d_ds, ds, ds );
break;
case 6: //blue, blue
p->setBrush( TQt::blue );
p->setBrush(TQt::NoBrush);
p->setPen( TQt::blue );
p->drawEllipse( pos_x,pos_y,db,db );
p->setBrush(TQt::SolidPattern);
p->drawEllipse( pos_x+d_ds, pos_y+d_ds, ds, ds );
break;
}
}
#include "detailedgraphicaloverview.moc"