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31 lines
637 B
C++
31 lines
637 B
C++
// Copyright Vladimir Prus 2005.
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// Distributed under the Boost Software License, Version 1.0.
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// (See accompanying file LICENSE_1_0.txt
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// or copy at http://www.boost.org/LICENSE_1_0.txt)
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#include <QtGui/qapplication.h>
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#include <QtGui/qwidget.h>
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#include <QtGui/qpainter.h>
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#include <QtGui/qpainterpath.h>
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#include <stdlib.h>
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#include <math.h>
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class Arrow_widget : public QWidget
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{
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Q_OBJECT
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public:
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Arrow_widget(QWidget* parent = 0);
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public slots:
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void slotChangeColor();
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private:
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void draw_arrow(int x1, int y1, int x2, int y2, QPainter& painter);
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void paintEvent(QPaintEvent*);
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private:
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int color_;
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};
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