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// Copyright Vladimir Prus 2005.
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt
// or copy at https://www.bfgroup.xyz/b2/LICENSE.txt)
#include <QtGui/qapplication.h>
#include <QtGui/qwidget.h>
#include <QtGui/qpainter.h>
#include <QtGui/qpainterpath.h>
#include <stdlib.h>
#include <math.h>
class Arrow_widget : public QWidget
{
Q_OBJECT
public:
Arrow_widget(QWidget* parent = 0);
public slots:
void slotChangeColor();
private:
void draw_arrow(int x1, int y1, int x2, int y2, QPainter& painter);
void paintEvent(QPaintEvent*);
private:
int color_;
};
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