insilmaril@139: #include <math.h>
insilmaril@139: 
insilmaril@0: #include <qregexp.h>
insilmaril@164: #include <stdlib.h>
insilmaril@0: 
insilmaril@0: #include "misc.h"
insilmaril@0: 
insilmaril@792: #include "geometry.h"
insilmaril@792: 
insilmaril@129: QString qpointToString (const QPoint &p)
insilmaril@792: { return "(" + QString("%1").arg(p.x()) +","+ QString ("%1").arg (p.y()) +")"; }
insilmaril@0: 
insilmaril@792: QString qpointFToString (const QPointF &p)
insilmaril@792: { return "(" + QString("%1").arg(p.x()) +","+ QString ("%1").arg (p.y()) +")"; }
insilmaril@792: 
insilmaril@792: QString VectorToString (const Vector &p)
insilmaril@792: { return "(" + QString("%1").arg(p.x()) +","+ QString ("%1").arg (p.y()) +")"; }
insilmaril@408: 
insilmaril@0: ostream &operator<< (ostream &stream, QPoint const &p)
insilmaril@0: { 
insilmaril@366: 	stream << "("<<p.x()<<","<<p.y()<<")";
insilmaril@366: 	return stream;
insilmaril@0: }
insilmaril@0: 
insilmaril@408: ostream &operator<< (ostream &stream, QPointF const &p)
insilmaril@408: { 
insilmaril@408: 	stream << "("<<p.x()<<","<<p.y()<<")";
insilmaril@408: 	return stream;
insilmaril@408: }
insilmaril@408: 
insilmaril@802: ostream &operator<< (ostream &stream, QRectF const &r)
insilmaril@802: { 
insilmaril@819: 	stream << "tL="<<r.topLeft()<<" - (w,h)="<<r.width()<<","<<r.height()<<"  bR="<<r.bottomRight();
insilmaril@802: 	return stream;
insilmaril@802: }
insilmaril@802: 
insilmaril@792: ostream &operator<< (ostream &stream, Vector const &p)
insilmaril@792: { 
insilmaril@792: 	stream << "("<<p.x()<<","<<p.y()<<")";
insilmaril@792: 	return stream;
insilmaril@792: }
insilmaril@792: 
insilmaril@408: qreal getAngle(const QPointF &p)
insilmaril@0: {	
insilmaril@0: 	// Calculate angle of vector to y-axis
insilmaril@0: 	if (p.y()==0)
insilmaril@0: 	{
insilmaril@0: 		if (p.x()>=0)
insilmaril@0: 			return M_PI_2;
insilmaril@0: 		else
insilmaril@0: 			return 3* M_PI_2;
insilmaril@0: 	} else
insilmaril@0: 	{
insilmaril@0: 		if (p.y()>0) 
insilmaril@408: 			return (qreal)(M_PI  - atan ( (qreal)(p.x()) / (qreal)(p.y()) ) );
insilmaril@0: 		else	
insilmaril@0: 			if (p.x()<0)
insilmaril@408: 				return (qreal)( 2*M_PI - atan ( (qreal)(p.x()) / (qreal)(p.y()) ) );
insilmaril@0: 			else	
insilmaril@408: 				return (qreal)( - atan ( (qreal)(p.x()) / (qreal)(p.y()) ) );
insilmaril@0: 	}	
insilmaril@0: }
insilmaril@0: 
insilmaril@408: qreal max(qreal a, qreal b)
insilmaril@0: {
insilmaril@0: 	if (a>b)
insilmaril@0: 		return a;
insilmaril@0: 	return b;
insilmaril@0: }
insilmaril@0: