Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.

BUG:215923


git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdeedu@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 232 insertions, 0 deletions

diff --git a/kalzium/src/detailedgraphicaloverview.cpp b/kalzium/src/detailedgraphicaloverview.cpp
new file mode 100644
index 00000000..56c086ff
--- /dev/null
+++ b/kalzium/src/detailedgraphicaloverview.cpp
@@ -0,0 +1,232 @@
+/***************************************************************************
+
+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 <klocale.h>
+#include <kglobalsettings.h>
+#include <kglobal.h>
+
+//QT-Includes
+#include <qpainter.h>
+#include <qstring.h>
+#include <qpixmap.h>
+#include <qrect.h>
+
+DetailedGraphicalOverview::DetailedGraphicalOverview( Element *el, QWidget *parent, const char *name ) 
+: QWidget( parent, name )
+{
+	init( el );
+}
+
+DetailedGraphicalOverview::DetailedGraphicalOverview( QWidget *parent, const char *name ) 
+: QWidget( parent, name )
+{
+	init( 0L );
+}
+
+void DetailedGraphicalOverview::init( Element *el )
+{
+	setBackgroundMode( NoBackground );
+
+	m_element = el;
+	setMinimumSize( 300, 200 );
+	update();
+}
+
+void DetailedGraphicalOverview::paintEvent( QPaintEvent* )
+{
+	int h = height();
+	int w = width();
+
+	QPixmap pm( w, h );
+
+	QPainter p;
+	p.begin( &pm );
+
+	p.setBrush(Qt::SolidPattern);
+
+	if ( !m_element )
+	{
+		pm.fill( paletteBackgroundColor() );
+		p.drawText( 0, 0, w, h, Qt::AlignCenter | Qt::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( Qt::black );
+		p.setBrush(Qt::NoBrush);
+
+		QFont fA = KGlobalSettings::generalFont();
+		QFont fB = KGlobalSettings::generalFont();
+		QFont fC = KGlobalSettings::generalFont();
+
+		QString 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 );
+		QFontMetrics fmA = QFontMetrics( fA );
+		QFontMetrics fmB = QFontMetrics( 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( QString::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, QString::number( m_element->number() ));
+
+		QRect 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, Qt::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, Qt::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, Qt::AlignRight, strLocalizedMass );
+
+		drawBiologicalSymbol( &p );
+	}
+
+	p.end();
+
+
+	bitBlt( this, 0, 0, &pm );
+}
+
+void DetailedGraphicalOverview::drawBiologicalSymbol( QPainter *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( Qt::SolidPattern );
+		p->setBrush( Qt::white );
+		p->setPen( Qt::black );
+		p->drawRoundRect( QRect( width() - radius, 
+					-radius, 
+					2 * radius, 
+					2 * radius ), 70, 70 );
+	}
+	
+	switch ( m_element->biological() )
+	{
+		case 0:        //nothing
+			break;
+		case 1:        //red, red
+			p->setBrush( Qt::red );
+			p->setBrush(Qt::NoBrush);
+			p->setPen( Qt::red );
+			p->drawEllipse( pos_x,pos_y,db,db );
+			p->setBrush(Qt::SolidPattern);
+			p->setBrush( Qt::red );
+			p->drawEllipse( pos_x+d_ds, pos_y+d_ds, ds, ds );
+			break;
+		case 2:        //green, red
+			p->setBrush( Qt::red );
+			p->setBrush(Qt::NoBrush);
+			p->setPen( Qt::red );
+			p->drawEllipse( pos_x,pos_y,db,db );
+			p->setBrush(Qt::SolidPattern);
+			p->setBrush( Qt::green );
+			p->setPen( Qt::green );
+			p->drawEllipse( pos_x+d_ds, pos_y+d_ds, ds, ds );
+			break;
+		case 3:        //green
+			p->setBrush(Qt::SolidPattern);
+			p->setBrush( Qt::green );
+			p->setPen( Qt::green );
+			p->drawEllipse( pos_x+d_ds, pos_y+d_ds, ds, ds );
+			break;
+		case 4:        //green, blue
+			p->setBrush( Qt::blue );
+			p->setBrush(Qt::NoBrush);
+			p->setPen( Qt::blue );
+			p->drawEllipse( pos_x,pos_y,db,db );
+			p->setBrush(Qt::SolidPattern);
+			p->setBrush( Qt::green );
+			p->setPen( Qt::green );
+			p->drawEllipse( pos_x+d_ds, pos_y+d_ds, ds, ds );
+			break;
+		case 5:        //blue
+			p->setBrush(Qt::SolidPattern);
+			p->setBrush( Qt::blue );
+			p->setPen( Qt::blue );
+			p->drawEllipse( pos_x+d_ds, pos_y+d_ds, ds, ds );
+			break;
+		case 6:        //blue, blue
+			p->setBrush( Qt::blue );
+			p->setBrush(Qt::NoBrush);
+			p->setPen( Qt::blue );
+			p->drawEllipse( pos_x,pos_y,db,db );
+			p->setBrush(Qt::SolidPattern);
+			p->drawEllipse( pos_x+d_ds, pos_y+d_ds, ds, ds );
+			break;
+	}
+}
+
+#include "detailedgraphicaloverview.moc"