CARuler Code

#include "Ruler.h"
#include "rightclickmenu.h"

class DummyMenu : public RightClickMenu
{
public:
    explicit DummyMenu(Ruler * rg):RightClickMenu(rg){}

    ~DummyMenu(){}

public slots:
    void ShowContextMenu(const QPoint &pos)
    {
    }
};

Ruler::Ruler(QwtPlot* plot, const QString & name, QwtPlotMarker::LineStyle lineStyle):QwtPlotMarker(name),
    _picker(0), _pos(0.0), _rightClickMenu(0)
{
     if(lineStyle == QwtPlotMarker::VLine || lineStyle == QwtPlotMarker::HLine)
     {
        setLineStyle(lineStyle);
        setLinePen(Qt::blue);
     }     
     this->attach(plot);
     _rightClickMenu = new RightClickMenu(this);
}

bool Ruler::setPicker(Picker* pick)
{
    if(!pick)
        return false;
    if(_picker)
        delete _picker;
    _picker = pick;
    return true;
}

void Ruler::setZoomerSearch(bool on)
{
    _picker->setControlFlag(Picker::ZoomerSearch, on);
}

void Ruler::setPannerSearch(bool on)
{
    _picker->setControlFlag(Picker::PannerSearch, on);    
}

void Ruler::setLock(bool lock)
{
    _picker->setControlFlag(Picker::Locked, lock);
}

bool Ruler::lock()const
{
    return _picker->controlFlag(Picker::Locked);
}

void Ruler::setTrackingTextStyle(Picker::TrackingTextStyle trackingTextStyle)
{
    _picker->setTrackingTextStyle(trackingTextStyle);
}

Picker::TrackingTextStyle Ruler::trackingTextStyle()
{
    return _picker->trackingTextStyle();
}

void Ruler::setTrackingTextFont(const QFont & f)
{
    _picker->setTrackerFont(f);
}

QFont Ruler::trackingTextFont()
{
    return _picker->trackerFont();
}

void Ruler::setTrackingTextColor(const QColor & c)
{
    QPen p = _picker->trackerPen();
    p.setColor(c);
    _picker->setTrackerPen(p);
}

QColor Ruler::trackingTextColor()
{
    return _picker->trackerPen().color();
}

void Ruler::validatePosition(/*double min, double max*/)
{

}

Qt::CursorShape Ruler::dragCursorShape()const
{
    return _picker->dragCursorShape();
}

void Ruler::setDragCursorShape(Qt::CursorShape shape)
{
    _picker->setDragCursorShape(shape);
}

void Ruler::setRightClickMenu(RightClickMenu* menu)
{
    if(_rightClickMenu)
    {
        delete _rightClickMenu;
        if(!menu)
            menu = new DummyMenu(this);
    }
    _rightClickMenu = menu;
}