chart/canvastext.h Example File
 
#ifndef CANVASTEXT_H
#define CANVASTEXT_H
#include <qcanvas.h>
class QFont;
class CanvasText : public QCanvasText
{
public:
    enum { CANVAS_TEXT = 1100 };
    CanvasText( int index, QCanvas *canvas )
        : QCanvasText( canvas ), m_index( index ) {}
    CanvasText( int index, const QString& text, QCanvas *canvas )
        : QCanvasText( text, canvas ), m_index( index ) {}
    CanvasText( int index, const QString& text, QFont font, QCanvas *canvas )
        : QCanvasText( text, font, canvas ), m_index( index ) {}
    int index() const { return m_index; }
    void setIndex( int index ) { m_index = index; }
    int rtti() const { return CANVAS_TEXT; }
private:
    int m_index;
};
#endif