51    QColor 
color()
 const { 
return mColor; }
 
   53    void setColor( 
const QColor &color ) { mColor = color; }
 
   65    QColor mColor = Qt::white;
 
   66    float mIntensity = 1.0;
 
 
The class is used as a container of context for various read/write operations on other objects.