FLTK 1.3.0
Fl_Dial.H
1 //
2 // "$Id: Fl_Dial.H 7981 2010-12-08 23:53:04Z greg.ercolano $"
3 //
4 // Dial header file for the Fast Light Tool Kit (FLTK).
5 //
6 // Copyright 1998-2010 by Bill Spitzak and others.
7 //
8 // This library is free software; you can redistribute it and/or
9 // modify it under the terms of the GNU Library General Public
10 // License as published by the Free Software Foundation; either
11 // version 2 of the License, or (at your option) any later version.
12 //
13 // This library is distributed in the hope that it will be useful,
14 // but WITHOUT ANY WARRANTY; without even the implied warranty of
15 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 // Library General Public License for more details.
17 //
18 // You should have received a copy of the GNU Library General Public
19 // License along with this library; if not, write to the Free Software
20 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
21 // USA.
22 //
23 // Please report all bugs and problems on the following page:
24 //
25 // http://www.fltk.org/str.php
26 //
27 
28 /* \file
29  Fl_Dial widget . */
30 
31 #ifndef Fl_Dial_H
32 #define Fl_Dial_H
33 
34 #ifndef Fl_Valuator_H
35 #include "Fl_Valuator.H"
36 #endif
37 
38 // values for type():
39 #define FL_NORMAL_DIAL 0
40 #define FL_LINE_DIAL 1
41 #define FL_FILL_DIAL 2
56 class FL_EXPORT Fl_Dial : public Fl_Valuator {
57 
58  short a1,a2;
59 
60 protected:
61 
62  // these allow subclasses to put the dial in a smaller area:
63  void draw(int X, int Y, int W, int H);
64  int handle(int event, int X, int Y, int W, int H);
65  void draw();
66 
67 public:
68 
69  int handle(int);
74  Fl_Dial(int x,int y,int w,int h, const char *l = 0);
81  short angle1() const {return a1;}
83  void angle1(short a) {a1 = a;}
85  short angle2() const {return a2;}
87  void angle2(short a) {a2 = a;}
89  void angles(short a, short b) {a1 = a; a2 = b;}
90 
91 };
92 
93 #endif
94 
95 //
96 // End of "$Id: Fl_Dial.H 7981 2010-12-08 23:53:04Z greg.ercolano $".
97 //
short angle1() const
Sets Or gets the angles used for the minimum and maximum values.
Definition: Fl_Dial.H:81
The Fl_Dial widget provides a circular dial to control a single floating point value.
Definition: Fl_Dial.H:56
void angles(short a, short b)
See short angle1() const.
Definition: Fl_Dial.H:89
void angle1(short a)
See short angle1() const.
Definition: Fl_Dial.H:83
short angle2() const
See short angle1() const.
Definition: Fl_Dial.H:85
void angle2(short a)
See short angle1() const.
Definition: Fl_Dial.H:87