FLTK 1.3.0
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00001 // 00002 // "$Id$" 00003 // 00004 // Dial header file for the Fast Light Tool Kit (FLTK). 00005 // 00006 // Copyright 1998-2010 by Bill Spitzak and others. 00007 // 00008 // This library is free software; you can redistribute it and/or 00009 // modify it under the terms of the GNU Library General Public 00010 // License as published by the Free Software Foundation; either 00011 // version 2 of the License, or (at your option) any later version. 00012 // 00013 // This library is distributed in the hope that it will be useful, 00014 // but WITHOUT ANY WARRANTY; without even the implied warranty of 00015 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00016 // Library General Public License for more details. 00017 // 00018 // You should have received a copy of the GNU Library General Public 00019 // License along with this library; if not, write to the Free Software 00020 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 00021 // USA. 00022 // 00023 // Please report all bugs and problems on the following page: 00024 // 00025 // http://www.fltk.org/str.php 00026 // 00027 00028 /* \file 00029 Fl_Dial widget . */ 00030 00031 #ifndef Fl_Dial_H 00032 #define Fl_Dial_H 00033 00034 #ifndef Fl_Valuator_H 00035 #include "Fl_Valuator.H" 00036 #endif 00037 00038 // values for type(): 00039 #define FL_NORMAL_DIAL 0 00040 #define FL_LINE_DIAL 1 00041 #define FL_FILL_DIAL 2 00056 class FL_EXPORT Fl_Dial : public Fl_Valuator { 00057 00058 short a1,a2; 00059 00060 protected: 00061 00062 // these allow subclasses to put the dial in a smaller area: 00063 void draw(int X, int Y, int W, int H); 00064 int handle(int event, int X, int Y, int W, int H); 00065 void draw(); 00066 00067 public: 00068 00069 int handle(int); 00074 Fl_Dial(int x,int y,int w,int h, const char *l = 0); 00081 short angle1() const {return a1;} 00083 void angle1(short a) {a1 = a;} 00085 short angle2() const {return a2;} 00087 void angle2(short a) {a2 = a;} 00089 void angles(short a, short b) {a1 = a; a2 = b;} 00090 00091 }; 00092 00093 #endif 00094 00095 // 00096 // End of "$Id$". 00097 //