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, 216 insertions, 0 deletions

diff --git a/kanagram/src/leitnersystemview.cpp b/kanagram/src/leitnersystemview.cpp
new file mode 100644
index 00000000..f8736471
--- /dev/null
+++ b/kanagram/src/leitnersystemview.cpp
@@ -0,0 +1,216 @@
+//
+// C++ Implementation: leitnersystemview
+//
+// Description: 
+//
+//
+// Author: Martin Pfeiffer <martin-pfeiffer-bensheim@web.de>, (C) 2005
+//
+// Copyright: See COPYING file that comes with this distribution
+//
+//
+#include "leitnersystemview.h"
+
+#include "leitnersystem.h"
+//#include "kwordquiz.h"
+
+#include <stdlib.h>
+#include <kiconloader.h>
+#include <qpainter.h>
+
+#include <kdebug.h>
+
+LeitnerSystemView::LeitnerSystemView(QWidget * parent, const char* name, WFlags f)
+ : QScrollView(parent, name, f)
+{
+	m_highlightedBox = -1;
+}
+
+
+LeitnerSystemView::~LeitnerSystemView()
+{
+}
+
+void LeitnerSystemView::drawSystem(QPainter* p)
+{
+	kdDebug() << "drawSystem( )" << endl;
+	
+
+	//einarbeiten von m_selectedBox... aus prefLeitner
+	
+	m_imageY = height() / 2 - 32;
+
+	//draw the boxes' icons
+	for(int i = 0; i < m_leitnerSystem->getNumberOfBoxes(); i++)
+	{
+		if(i == m_highlightedBox)
+		{
+			//p->drawPixmap(12 + i * 64 + i*10, m_imageY, KGlobal::iconLoader()->loadIcon("leitnerbox", KIcon::Panel));
+			p->drawRect(12 + i * 64 + i*10, m_imageY,64,64);
+			p->fillRect(12 + i * 64 + i*10, m_imageY,64,64, QBrush(red));
+		}
+		else
+		{	//for each box 74 = 64(pixmap) + 10(distance between two boxes)
+			//p->drawPixmap(12 + i * 74, m_imageY, KGlobal::iconLoader()->loadIcon("leitnerbox", KIcon::Panel)); 
+			p->drawRect(12 + i * 64 + i*10, m_imageY,64,64);
+		}
+	}
+}
+
+void LeitnerSystemView::drawConnections(QPainter* p)
+{
+	//dist = number of boxes that are in between the two boxes
+	//width = width of the rect for the arc
+	int dist, width = 0;
+	int numberOfBoxes = m_leitnerSystem->getNumberOfBoxes();
+	
+	p->setPen( QPen(green, 2) );
+
+	//paint the connections for the correct word boxes, above the boxes 
+	for(int i = 0; i < numberOfBoxes; i++)
+	{
+		dist = m_leitnerSystem->getCorrectBoxNumber( i ) - i;
+				
+		if(dist <= 0)
+		{
+		        // (dist*(-1) -1)*64 == for each box in between take 64
+		        // dist*(-1)*10 == the gaps in between
+		        // 2*22; 2*21 == the distances of the endings on the picture 
+			width = (dist*(-1) -1)*64 + dist*(-1)*10 + 2*22 + 2*21; 
+			 
+			p->drawArc( 12 + (dist+i)*74 + 21, m_imageY-(width/3), width, /*(height()/2 - 12-32) *2*/ width/3*2, 0, 180*16);
+		}
+		else
+		{
+			width = (dist-1)*64 + dist*10 + 2*21;
+			p->drawArc(12 + i*74 + 21+22 ,m_imageY-(width/3) , width, /*(height()/2 - 12-32) *2*/width/3*2, 0, 180*16);
+		}
+		
+	}
+	
+	//paint the connections for the wrong word boxes, below the boxes
+	p->setPen(QPen(red, 2));
+
+	for(int i = 0; i < numberOfBoxes; i++)
+	{
+		dist = m_leitnerSystem->getWrongBoxNumber( i ) - i;
+				
+		if(dist <= 0)
+		{
+			width = (dist*(-1) -1)*64 + dist*(-1)*10 + 2*22 + 2*21; 
+			p->drawArc(12+ (dist+i)*74 + 21 ,m_imageY+64-width/3 , width, width/3*2 , 180*16, 180*16);
+		}
+		else
+		{
+			width = (dist-1)*64 + dist*10 + 2*21;
+			p->drawArc(12 + i*74 + 21+22 ,m_imageY+64-width/3 , width, width/3*2, 180*16, 180*16);
+		}
+	}
+
+}
+
+void LeitnerSystemView::setSystem(LeitnerSystem* leitnersystem)
+{
+	m_leitnerSystem = leitnersystem;
+	
+	//calculate the new sizes
+	calculateSize();
+	updateContents();
+	//repaint
+	//update();
+	//QPainter* p = new QPainter(this);
+	//drawContents( p, 0, 0, 0, 0 );
+}
+
+void LeitnerSystemView::highlightBox(int box)
+{
+	m_highlightedBox = box;
+	updateContents();
+}
+
+void LeitnerSystemView::drawContents(QPainter* p, int clipx, int clipy, int clipw, int cliph)
+{
+	kdDebug() << "drawContents" << endl;
+	p->eraseRect(0,0,width(),height()); 
+	
+	drawSystem( p );
+	
+	drawConnections( p );
+}
+
+void LeitnerSystemView::calculateSize()
+{
+	//margin = 12
+	//distance between boxes = 10
+	//boxes = 64*64
+	
+	int numberOfBoxes = m_leitnerSystem->getNumberOfBoxes();
+	QString x;
+	int height, dist, tmpMaxC, tmpMaxW;
+	tmpMaxC = 0;
+	tmpMaxW = 0;	
+	height = 0;
+
+	for(int i = 0; i < numberOfBoxes; i++)
+	{
+		dist = m_leitnerSystem->getCorrectBoxNumber( i ) - i;
+				
+		if( abs(dist) >= abs(tmpMaxC) )
+			tmpMaxC = dist;
+	
+		dist = m_leitnerSystem->getWrongBoxNumber( i ) - i;
+		
+		if( abs(dist) >= abs(tmpMaxW) )
+			tmpMaxW = dist;
+	}
+	
+	if( tmpMaxC <= 0 )
+		height += (( abs(tmpMaxC) -1)*64 + abs(tmpMaxC)*10 + 2*22 + 2*21)/3;
+	else
+		height += (( tmpMaxC-1)*64 + tmpMaxC*10 + 2*21)/3;
+	
+	if( tmpMaxW <= 0 )
+		height += (( abs(tmpMaxW) -1)*64 + abs(tmpMaxW)*10 + 2*22 + 2*21)/3;
+	else
+		height += (( tmpMaxW-1)*64 + tmpMaxW*10 + 2*21)/3;
+
+	height += 24+64;
+	
+	resizeContents( numberOfBoxes * 64 + (numberOfBoxes - 1)*10 + 2 * 12, height );
+	setMinimumSize( numberOfBoxes * 64 + (numberOfBoxes - 1)*10 + 2 * 12, height );
+}
+
+void LeitnerSystemView::mousePressEvent(QMouseEvent* e)
+{
+	kdDebug() << "mouseClick" << endl;
+	//if the user has clicked into a box
+	if(e->y() > m_imageY && e->y() < m_imageY + 64 && e->x() < width()-13)
+	{
+		int d = (e->x()-12)/74;
+		
+		if((e->x()-12-74*d) <= 64)
+		{
+			//signal for prefLeitner to set the comboboxes to the clicked box
+			emit boxClicked( d );
+			m_highlightedBox = d;
+			
+			updateContents();
+		}
+		else
+		{
+			emit boxClicked( -1 );
+			m_highlightedBox = -1;
+			
+			updateContents();
+		}
+	}
+	else
+	{
+		emit boxClicked( -1 );
+		m_highlightedBox = -1;
+			
+		updateContents();
+	}
+}
+
+