RockSlider Class Reference

#include <RockSlider.h>

Inherits QSlider.

Public Slots
void	addMarker (int position, std::string comment="")

Public Member Functions
	RockSlider (QWidget *parent)
	~RockSlider ()

Protected Member Functions
void	paint_p (QPainter *painter)
int	rangeValueToPixelPos (int pos) const
void	paintEvent (QPaintEvent *)

Protected Attributes
std::vector< Entry >	markers

Detailed Description

Definition at line 7 of file RockSlider.h.

Constructor & Destructor Documentation

RockSlider()

RockSlider::RockSlider

(

QWidget *

parent

)

Definition at line 6 of file RockSlider.cc.

                                     :
    QSlider(parent)
{
}

~RockSlider()

RockSlider::~RockSlider

(

)

Definition at line 11 of file RockSlider.cc.

{
}

Member Function Documentation

addMarker

void RockSlider::addMarker ( int  position, std::string  comment = ""  )

slot

Definition at line 16 of file RockSlider.cc.

                                                         {
    Entry e;
    e.position = position;
    e.comment = comment;
    markers.push_back(e);
}

paint_p()

void RockSlider::paint_p ( QPainter *  painter )

protected

Definition at line 44 of file RockSlider.cc.

{
    QStyleOptionSlider opt;
    initStyleOption(&opt);
    QRect gr = style()->subControlRect(QStyle::CC_Slider, &opt, QStyle::SC_SliderGroove, this);
//    QRect sr = style()->subControlRect(QStyle::CC_Slider, &opt, QStyle::SC_SliderHandle, this);
    
    for(int i=0;i<markers.size();i++){
        int pos = rangeValueToPixelPos(markers[i].position);
        if(orientation() == Qt::Horizontal){
            painter->drawLine(pos,gr.top(),pos,gr.bottom());
        }else{
            painter->drawLine(gr.left(),pos,gr.right(),pos);
        }
    }
}

paintEvent()

void RockSlider::paintEvent ( QPaintEvent *  e )

protected

Definition at line 62 of file RockSlider.cc.

{
    QSlider::paintEvent(e);
    QPainter p(this);
    paint_p(&p);
}

rangeValueToPixelPos()

int RockSlider::rangeValueToPixelPos ( int  pos ) const

protected

Definition at line 23 of file RockSlider.cc.

{
    QStyleOptionSlider opt;
    initStyleOption(&opt);
    QRect gr = style()->subControlRect(QStyle::CC_Slider, &opt, QStyle::SC_SliderGroove, this);
    QRect sr = style()->subControlRect(QStyle::CC_Slider, &opt, QStyle::SC_SliderHandle, this);
    int sliderMin, sliderMax, sliderLength;

    if (orientation() == Qt::Horizontal) {
        sliderLength = sr.width();
        sliderMin = gr.x();
        sliderMax = gr.right() - sliderLength + 1;
    } else {
        sliderLength = sr.height();
        sliderMin = gr.y();
        sliderMax = gr.bottom() - sliderLength + 1;
    }
    //TODO Dosn't fit perfect, a few pixel misaligment is there, reason unknown...
    return QStyle::sliderPositionFromValue(minimum(), maximum(), pos, sliderMax - sliderMin, opt.upsideDown) + sliderLength/2.0;
}

Member Data Documentation

markers

std::vector<Entry> RockSlider::markers

protected

Definition at line 25 of file RockSlider.h.

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The documentation for this class was generated from the following files:

• /build/rock-master-18.09-gui-rock-widget-collection-0.20180124/src/generic_widgets/RockSlider.h
• /build/rock-master-18.09-gui-rock-widget-collection-0.20180124/src/generic_widgets/RockSlider.cc