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65 lines
1.7 KiB
65 lines
1.7 KiB
15 years ago
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/*
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Copyright (C) 2001 Stefan Westerfeld
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stefan@space.twc.de
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public License
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along with this library; see the file COPYING.LIB. If not, write to
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the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA.
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*/
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#ifndef _KGRAPH_H
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#define _KGRAPH_H
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#include <qwidget.h>
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#include <qpoint.h>
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#include "artsgui.h"
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#include <list>
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namespace Arts {
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class KGraphLine_impl;
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class KGraph : public QWidget
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{
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Q_OBJECT
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protected:
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std::list<KGraphLine_impl *> lines;
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float minx, maxx, miny, maxy;
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KGraphLine_impl *selectedLine;
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GraphPoint selectedPoint;
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int selectedIndex; // -1 if nothing is selected
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inline GraphPoint q2gPoint(const QPoint &qp);
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inline QPoint g2qPoint(const GraphPoint &gp);
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public:
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KGraph( QWidget * parent = 0, const char * name = 0 );
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virtual ~KGraph();
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void addLine(Arts::KGraphLine_impl *line);
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void redrawLine(Arts::KGraphLine_impl *line);
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void removeLine(Arts::KGraphLine_impl *line);
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void mousePressEvent(QMouseEvent *me);
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void mouseMoveEvent(QMouseEvent *me);
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void mouseReleaseEvent(QMouseEvent *me);
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void paintEvent(QPaintEvent *e);
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};
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}
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#endif /* KGRAPH_H */
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