FLTK: Fl_Chart.H Source File

FLTK

Fl_Chart.H
1 //
2 // "$Id$"
3 //
4 // Forms chart 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. Distribution and use rights are outlined in
9 // the file "COPYING" which should have been included with this file. If this
10 // file is missing or damaged, see the license at:
11 //
12 // http://www.fltk.org/COPYING.php
13 //
14 // Please report all bugs and problems on the following page:
15 //
16 // http://www.fltk.org/str.php
17 //
18
19 /* \file
20 Fl_Chart widget . */
21
22 #ifndef Fl_Chart_H
23 #define Fl_Chart_H
24
25 #ifndef Fl_Widget_H
26 #include "Fl_Widget.H"
27 #endif
28
29 // values for type()
30 #define FL_BAR_CHART 0
31 #define FL_HORBAR_CHART 1
32 #define FL_LINE_CHART 2
33 #define FL_FILL_CHART 3
34 #define FL_SPIKE_CHART 4
35 #define FL_PIE_CHART 5
36 #define FL_SPECIALPIE_CHART 6
38 #define FL_FILLED_CHART FL_FILL_CHART
40 #define FL_CHART_MAX 128
41 #define FL_CHART_LABEL_MAX 18
44 struct FL_CHART_ENTRY {
45 float val;
46 unsigned col;
47 char str[FL_CHART_LABEL_MAX+1];
48 };
49
72 class FL_EXPORT Fl_Chart : public Fl_Widget {
73 int numb;
74 int maxnumb;
75 int sizenumb;
76 FL_CHART_ENTRY *entries;
77 double min,max;
78 uchar autosize_;
79 Fl_Font textfont_;
80 Fl_Fontsize textsize_;
81 Fl_Color textcolor_;
82 protected:
83 void draw();
84 public:
85 Fl_Chart(int X, int Y, int W, int H, const char *L = 0);
86
87 ~Fl_Chart();
88
89 void clear();
90
91 void add(double val, const char *str = 0, unsigned col = 0);
92
93 void insert(int ind, double val, const char *str = 0, unsigned col = 0);
94
95 void replace(int ind, double val, const char *str = 0, unsigned col = 0);
96
101 void bounds(double *a,double *b) const {*a = min; *b = max;}
102
103 void bounds(double a,double b);
104
108 int size() const {return numb;}
109
110 void size(int W, int H) { Fl_Widget::size(W, H); }
111
115 int maxsize() const {return maxnumb;}
116
117 void maxsize(int m);
118
120 Fl_Font textfont() const {return textfont_;}
122 void textfont(Fl_Font s) {textfont_ = s;}
123
125 Fl_Fontsize textsize() const {return textsize_;}
127 void textsize(Fl_Fontsize s) {textsize_ = s;}
128
130 Fl_Color textcolor() const {return textcolor_;}
132 void textcolor(Fl_Color n) {textcolor_ = n;}
133
138 uchar autosize() const {return autosize_;}
139
144 void autosize(uchar n) {autosize_ = n;}
145 };
146
147 #endif
148
149 //
150 // End of "$Id$".
151 //
Fl_Widget.H
Fl_Widget, Fl_Label classes .
Fl_Color
unsigned int Fl_Color
An FLTK color value; see also Colors
Definition: Enumerations.H:934
Fl_Chart::textfont
void textfont(Fl_Font s)
Sets the chart's text font to s.
Definition: Fl_Chart.H:122
FL_CHART_ENTRY::val
float val
For internal use only.
Definition: Fl_Chart.H:45
Fl_Chart
Fl_Chart displays simple charts.
Definition: Fl_Chart.H:72
Fl_Chart::autosize
void autosize(uchar n)
Set whether the chart will automatically adjust the bounds of the chart.
Definition: Fl_Chart.H:144
Fl_Chart::size
int size() const
Returns the number of data values in the chart.
Definition: Fl_Chart.H:108
Fl_Chart::maxsize
int maxsize() const
Gets the maximum number of data values for a chart.
Definition: Fl_Chart.H:115
Fl_Chart::autosize
uchar autosize() const
Get whether the chart will automatically adjust the bounds of the chart.
Definition: Fl_Chart.H:138
Fl_Chart::textsize
void textsize(Fl_Fontsize s)
gets the chart's text size to s.
Definition: Fl_Chart.H:127
FL_CHART_ENTRY::col
unsigned col
For internal use only.
Definition: Fl_Chart.H:46
Fl_Fontsize
int Fl_Fontsize
Size of a font in pixels.
Definition: Enumerations.H:906
FL_CHART_ENTRY
For internal use only.
Definition: Fl_Chart.H:44
Fl_Widget
Fl_Widget is the base class for all widgets in FLTK.
Definition: Fl_Widget.H:101
Fl_Widget::size
void size(int W, int H)
Changes the size of the widget.
Definition: Fl_Widget.H:341
Fl_Font
int Fl_Font
A font number is an index into the internal font table.
Definition: Enumerations.H:877
Fl_Chart::textcolor
void textcolor(Fl_Color n)
gets the chart's text color to n.
Definition: Fl_Chart.H:132
Fl_Chart::textfont
Fl_Font textfont() const
Gets the chart's text font.
Definition: Fl_Chart.H:120
Fl_Chart::textcolor
Fl_Color textcolor() const
Gets the chart's text color.
Definition: Fl_Chart.H:130
Fl_Widget::draw
virtual void draw()=0
Draws the widget.
Fl_Chart::textsize
Fl_Fontsize textsize() const
Gets the chart's text size.
Definition: Fl_Chart.H:125
uchar
unsigned char uchar
unsigned char
Definition: fl_types.h:30
Fl_Chart::bounds
void bounds(double *a, double *b) const
Gets the lower and upper bounds of the chart values.
Definition: Fl_Chart.H:101
- © 1998-2016 by Bill Spitzak and others.