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zerofunction.h
00001 /*************************************************************************** 00002 zerofunction.h - description 00003 ------------------- 00004 begin : Tue Nov 19 2002 00005 copyright : (C) 2002 by Fungmeista 00006 email : mizunoami44@sourceforge.net 00007 ***************************************************************************/ 00008 00009 /*************************************************************************** 00010 * * 00011 * This program is free software; you can redistribute it and/or modify * 00012 * it under the terms of the GNU General Public License as published by * 00013 * the Free Software Foundation; either version 2 of the License, or * 00014 * (at your option) any later version. * 00015 * * 00016 ***************************************************************************/ 00017 00018 #ifndef ZEROFUNCTION_H 00019 #define ZEROFUNCTION_H 00020 00021 #include "mathfunction.h" 00022 00028 class QPainter; 00029 00030 class ZeroFunction : public MathFunction 00031 { 00032 public: 00033 ZeroFunction(BasicGraph *,int); 00034 ~ZeroFunction(); 00035 00036 protected: 00037 void calculate_and_draw(QPainter *); 00038 void draw_stored(QPainter *); 00039 00040 private: 00041 double _x; 00042 bool found; 00043 }; 00044 00045 #endif