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Diffstat (limited to 'arts/gui/kde/kgraph.h')
-rw-r--r-- | arts/gui/kde/kgraph.h | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/arts/gui/kde/kgraph.h b/arts/gui/kde/kgraph.h new file mode 100644 index 00000000..51e64d70 --- /dev/null +++ b/arts/gui/kde/kgraph.h @@ -0,0 +1,64 @@ + /* + + Copyright (C) 2001 Stefan Westerfeld + stefan@space.twc.de + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public + License as published by the Free Software Foundation; either + version 2 of the License, or (at your option) any later version. + + This library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public License + along with this library; see the file COPYING.LIB. If not, write to + the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. + + */ + +#ifndef _KGRAPH_H +#define _KGRAPH_H + +#include <qwidget.h> +#include <qpoint.h> +#include "artsgui.h" +#include <list> + +namespace Arts { + +class KGraphLine_impl; +class KGraph : public QWidget +{ +Q_OBJECT + +protected: + std::list<KGraphLine_impl *> lines; + float minx, maxx, miny, maxy; + + KGraphLine_impl *selectedLine; + GraphPoint selectedPoint; + int selectedIndex; // -1 if nothing is selected + + inline GraphPoint q2gPoint(const QPoint &qp); + inline QPoint g2qPoint(const GraphPoint &gp); +public: + KGraph( QWidget * parent = 0, const char * name = 0 ); + virtual ~KGraph(); + + void addLine(Arts::KGraphLine_impl *line); + void redrawLine(Arts::KGraphLine_impl *line); + void removeLine(Arts::KGraphLine_impl *line); + + void mousePressEvent(QMouseEvent *me); + void mouseMoveEvent(QMouseEvent *me); + void mouseReleaseEvent(QMouseEvent *me); + + void paintEvent(QPaintEvent *e); +}; +} + +#endif /* KGRAPH_H */ |