diff -r 5db8dfd30ea2 -r c2a05fa925a1 misc.cpp
--- a/misc.cpp	Thu Nov 23 16:18:26 2006 +0000
+++ b/misc.cpp	Fri Dec 08 20:18:56 2006 +0000
@@ -11,13 +11,25 @@
 	return "(" + QString("%1").arg(p.x()) +","+ QString ("%1").arg (p.y()) +")";
 }
 
+QString qpointfToString (const QPointF &p)
+{
+// FIXME check this QT4
+	return "(" + QString("%1").arg(p.x()) +","+ QString ("%1").arg (p.y()) +")";
+}
+
 ostream &operator<< (ostream &stream, QPoint const &p)
 { 
 	stream << "("<<p.x()<<","<<p.y()<<")";
 	return stream;
 }
 
-float getAngle(const QPoint &p)
+ostream &operator<< (ostream &stream, QPointF const &p)
+{ 
+	stream << "("<<p.x()<<","<<p.y()<<")";
+	return stream;
+}
+
+qreal getAngle(const QPointF &p)
 {	
 	// Calculate angle of vector to y-axis
 	if (p.y()==0)
@@ -29,24 +41,24 @@
 	} else
 	{
 		if (p.y()>0) 
-			return (float)(M_PI  - atan ( (double)(p.x()) / (double)(p.y()) ) );
+			return (qreal)(M_PI  - atan ( (qreal)(p.x()) / (qreal)(p.y()) ) );
 		else	
 			if (p.x()<0)
-				return (float)( 2*M_PI - atan ( (double)(p.x()) / (double)(p.y()) ) );
+				return (qreal)( 2*M_PI - atan ( (qreal)(p.x()) / (qreal)(p.y()) ) );
 			else	
-				return (float)( - atan ( (double)(p.x()) / (double)(p.y()) ) );
+				return (qreal)( - atan ( (qreal)(p.x()) / (qreal)(p.y()) ) );
 	}	
 }
 
-QPoint normalise(const QPoint &p)
+QPointF normalise(const QPointF &p)
 {	
 	// Calculate normalised position (fixed length) 
 
-	double px=p.x();
-	double py=p.y();
-	double x;
-	double y;
-	double r=150;
+	qreal px=p.x();
+	qreal py=p.y();
+	qreal x;
+	qreal y;
+	qreal r=150;
 
 	if (px==0)
 	{
@@ -57,8 +69,8 @@
 			y=-r;
 	} else
 	{
-		double sign;
-		double a;
+		qreal sign;
+		qreal a;
 		if (px>0) 
 			sign=1; 
 		else 
@@ -87,7 +99,8 @@
     return r;
 }
 
-int max(int a, int b)
+
+qreal max(qreal a, qreal b)
 {
 	if (a>b)
 		return a;