0
0
mirror of https://github.com/yse/easy_profiler.git synced 2024-12-28 01:04:41 +08:00
easy_profiler/profiler_gui/graphics_scrollbar.h

87 lines
2.2 KiB
C++

/************************************************************************
* file name : graphics_scrollbar.h
* ----------------- :
* creation time : 2016/07/04
* copyright : (c) 2016 Victor Zarubkin
* author : Victor Zarubkin
* email : v.s.zarubkin@gmail.com
* ----------------- :
* description : .
* ----------------- :
* change log : * 2016/07/04 Victor Zarubkin: Initial commit.
* :
* : *
* ----------------- :
* license : TODO: add license text
************************************************************************/
#ifndef EASY_PROFILER__GRAPHICS_SCROLLBAR__H
#define EASY_PROFILER__GRAPHICS_SCROLLBAR__H
#include <stdlib.h>
#include <QGraphicsView>
#include <QGraphicsScene>
#include <QGraphicsPolygonItem>
//////////////////////////////////////////////////////////////////////////
class GraphicsHorizontalSlider : public QGraphicsPolygonItem
{
typedef QGraphicsPolygonItem Parent;
typedef GraphicsHorizontalSlider This;
private:
double m_halfwidth;
public:
GraphicsHorizontalSlider();
virtual ~GraphicsHorizontalSlider();
double width() const;
double halfwidth() const;
void setWidth(double _width);
void setHalfwidth(double _halfwidth);
void setColor(QRgb _color);
}; // END of class GraphicsHorizontalSlider.
//////////////////////////////////////////////////////////////////////////
class GraphicsHorizontalScrollbar : public QGraphicsView
{
Q_OBJECT
private:
typedef QGraphicsView Parent;
typedef GraphicsHorizontalScrollbar This;
double m_minimumValue, m_maximumValue, m_value;
GraphicsHorizontalSlider* m_slider;
public:
GraphicsHorizontalScrollbar(QWidget* _parent = nullptr);
virtual ~GraphicsHorizontalScrollbar();
double minimum() const;
double maximum() const;
double value() const;
void setValue(double _value);
void setRange(double _minValue, double _maxValue);
signals:
void valueChanged(double _value) const;
}; // END of class GraphicsHorizontalScrollbar.
//////////////////////////////////////////////////////////////////////////
#endif // EASY_PROFILER__GRAPHICS_SCROLLBAR__H