TextItem(int posX, int posY, int groupNr, const QString &text)
virtual void renderOnGl(QGLWidget &widget, QRectF &source, QRectF &target)
void setText(const QString &text)
void draw(QPainter *painter, QRectF &source, QRectF &target)
void setBackgroundColor(QColor color)
void setFont(const QFont &font)