1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/geometry.cpp	Wed Jan 16 15:45:19 2008 +0000
     1.3 @@ -0,0 +1,41 @@
     1.4 +#include "geometry.h"
     1.5 +
     1.6 +
     1.7 +QRectF addBBox(QRectF r1, QRectF r2)
     1.8 +{	
     1.9 +	// Find smallest QRectF containing given rectangles
    1.10 +
    1.11 +	QRectF n;
    1.12 +	// Set left border
    1.13 +	if (r1.left() <= r2.left() )
    1.14 +		n.setLeft(r1.left() );
    1.15 +	else
    1.16 +		n.setLeft(r2.left() );
    1.17 +		
    1.18 +	// Set top border		
    1.19 +	if (r1.top() <= r2.top() )
    1.20 +		n.setTop(r1.top() );
    1.21 +	else
    1.22 +		n.setTop(r2.top() );
    1.23 +		
    1.24 +	// Set right border
    1.25 +	if (r1.right() <= r2.right() )
    1.26 +		n.setRight(r2.right() );
    1.27 +	else
    1.28 +		n.setRight(r1.right() );
    1.29 +		
    1.30 +	// Set bottom 
    1.31 +	if (r1.bottom() <= r2.bottom() )
    1.32 +		n.setBottom(r2.bottom() );
    1.33 +	else
    1.34 +		n.setBottom(r1.bottom() );
    1.35 +	return n;
    1.36 +}
    1.37 +
    1.38 +bool inBox(const QPointF &p, const QRectF &box)
    1.39 +{
    1.40 +    if (p.x() >= box.left() && p.x() <= box.right()  
    1.41 +	&& p.y() <= box.bottom() && p.y() >= box.top() )
    1.42 +		return true;
    1.43 +    return false;	
    1.44 +}