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