** This is part of the CTSim program
** Copyright (C) 1983-2000 Kevin Rosenberg
**
-** $Id: ezplot.h,v 1.11 2000/07/28 10:51:31 kevin Exp $
+** $Id: ezplot.h,v 1.17 2000/12/06 15:17:51 kevin Exp $
**
** This program is free software; you can redistribute it and/or modify
** it under the terms of the GNU General Public License (version 2) as
#ifndef __H_EZPLOT
#define __H_EZPLOT
-#include <stdio.h>
+#include <cstdio>
+#include <cctype>
+#include <cmath>
#include <stddef.h>
-#include <ctype.h>
-#include <math.h>
#include "ctsupport.h"
#include "sgp.h"
~EZPlotCurve();
};
-/*----------------------------------------------------------------------*/
-/* GLOBAL VARIABLES */
-/*----------------------------------------------------------------------*/
+//----------------------------------------------------------------------
+// GLOBAL VARIABLES
+//----------------------------------------------------------------------
-/* axis definitions */
-#define LINEAR 1 /* linear axis */
-#define LOG 2 /* logrithmic axis */
-#define NOAXIS 3 /* don't plot axis */
+// axis definitions
+#define LINEAR 1 // linear axis
+#define LOG 2 // logrithmic axis
+#define NOAXIS 3 // don't plot axis
-/* tick definitions */
+// tick definitions
#define ABOVE 1
#define BELOW 2
#define RIGHT 4
#define LEFT 8
-/* line types */
+// line types
#define NOLINE 0
#define SOLID 1
#define DASH 2
#define DASH3 12
#define DASH4 13
-/* symbol definitions */
+// symbol definitions
#define SB_CROSS 1
#define SB_PLUS 2
#define SB_BOX 3
#define SB_ERRORBAR 5
#define MAXSYMBOL 5
-#define INSIDE 1 /* values of o_legendbox */
+#define INSIDE 1 // values of o_legendbox
#define OUTSIDE 2
#define NOLEGEND 3
vector<class EZPlotCurve*> m_vecCurves;
// Colors
- int clr_axis; /* color of all axis lines */
- int clr_title; /* color of main title */
- int clr_label; /* color of axis labels */
- int clr_legend; /* color of legend box */
- int clr_grid; /* color of grid lines */
- int clr_number; /* color of axis number labels */
+ int clr_axis; // color of all axis lines
+ int clr_title; // color of main title
+ int clr_label; // color of axis labels
+ int clr_legend; // color of legend box
+ int clr_grid; // color of grid lines
+ int clr_number; // color of axis number labels
// Options
- double o_xporigin, o_yporigin; /* origin of plot frame in NDC */
- double o_xlength, o_ylength; /* length of plot frame in NDC */
+ double o_xporigin, o_yporigin; // origin of plot frame in NDC
+ double o_xlength, o_ylength; // length of plot frame in NDC
- string c_xlabel; /* label for x axis */
- string c_ylabel; /* label for y axis */
- string c_title; /* title to print above graph */
- string c_legend;; /* current legend specified */
+ string c_xlabel; // label for x axis
+ string c_ylabel; // label for y axis
+ string c_title; // title to print above graph
+ string c_legend;; // current legend specified
- int o_linestyle, o_color; /* style to use for curves all subsequent curves to EZPLOT */
- bool o_xaxis, o_yaxis; /* Specifies where axis & labels are drawn */
- bool o_grid; /* Flag to draw a grid at major ticks */
- bool o_box; /* Flag to draw a box around the graph */
+ int o_linestyle, o_color; // style to use for curves all subsequent curves to EZPLOT
+ int o_xaxis, o_yaxis; // Specifies where axis & labels are drawn
+ bool o_grid; // Flag to draw a grid at major ticks
+ bool o_box; // Flag to draw a box around the graph
- int o_xticks, o_yticks; /* direction to draw tick marks */
- bool o_xtlabel, o_ytlabel; /* TRUE if label tick marks */
+ int o_xticks, o_yticks; // direction to draw tick marks
+ bool o_xtlabel, o_ytlabel; // TRUE if label tick marks
- int o_xmajortick, o_ymajortick; /* number of major ticks to draw */
- int o_xminortick, o_yminortick; /* number of minor ticks between major ticks */
+ int o_xmajortick, o_ymajortick; // number of major ticks to draw
+ int o_xminortick, o_yminortick; // number of minor ticks between major ticks
- int o_symbol; /* Symbol type, (0 = no symbol) */
- int o_symfreq; /* frequency to draw symbols at curve points */
+ int o_symbol; // Symbol type, (0 = no symbol)
+ int o_symfreq; // frequency to draw symbols at curve points
- int o_legendbox; /* controls whether legend is inside or outside of the axis extents */
- int o_tag; /* controls whether to draw tag at end of axes */
+ int o_legendbox; // controls whether legend is inside or outside of the axis extents
+ int o_tag; // controls whether to draw tag at end of axes
// VALUE & SET variables
- double v_xmin, v_xmax, v_ymin, v_ymax; /* user supplied axis endpoints */
- bool s_xmin, s_xmax, s_ymin, s_ymax; /* TRUE is endpoint has been set */
- double v_xtitle, v_ytitle; /* NDC position to plot title */
- bool s_xtitle, s_ytitle; /* TRUE if set position for title */
- double v_xcross, v_ycross; /* position that axes cross */
- bool s_xcross, s_ycross; /* TRUE if set axes cross position */
- double v_xlegend, v_ylegend; /* upper-left position of legend box in NDC */
- bool s_xlegend, s_ylegend; /* TRUE if set position of legend box */
- int v_lxfrac, v_lyfrac; /* number of digits to right of decimal place */
- bool s_lxfrac, s_lyfrac; /* TRUE if set number of fractional digits */
- double v_textsize; /* size of text in NDC */
- bool s_textsize; /* TRUE if user set size of text */
+ double v_xmin, v_xmax, v_ymin, v_ymax; // user supplied axis endpoints
+ bool s_xmin, s_xmax, s_ymin, s_ymax; // TRUE is endpoint has been set
+ double v_xtitle, v_ytitle; // NDC position to plot title
+ bool s_xtitle, s_ytitle; // TRUE if set position for title
+ double v_xcross, v_ycross; // position that axes cross
+ bool s_xcross, s_ycross; // TRUE if set axes cross position
+ double v_xlegend, v_ylegend; // upper-left position of legend box in NDC
+ bool s_xlegend, s_ylegend; // TRUE if set position of legend box
+ int v_lxfrac, v_lyfrac; // number of digits to right of decimal place
+ bool s_lxfrac, s_lyfrac; // TRUE if set number of fractional digits
+ double v_textsize; // size of text in NDC
+ bool s_textsize; // TRUE if user set size of text
// Global variables
- double charheight; /* Height of characters in NDC */
- double charwidth; /* Height of characters in NDC */
- double xp_min, xp_max, yp_min, yp_max; /* boundry of plot frame in NDC */
- double xa_min, xa_max, ya_min, ya_max; /* extent of axes in NDC */
- double xgw_min, xgw_max, ygw_min, ygw_max; /* boundary of graph in input coords */
- double xgn_min, xgn_max, ygn_min, ygn_max; /* boundy of graph in NDC */
- double xt_min, xt_max, yt_min, yt_max; /* boundary of axis ticks */
- double xl_min, xl_max, yl_min, yl_max; /* boundary of legend box */
- double title_row; /* y-coord of title row */
- double xtl_ofs; /* Offset y-coord of x tick labels from axis */
- double ytl_ofs; /* Offset x-coord of y tick labels from axis */
- double xlbl_row; /* row of x label in world coord */
- double ylbl_col; /* column of y label in world coord */
- double xw_tickinc, yw_tickinc; /* increment between major ticks in WC */
- double xn_tickinc, yn_tickinc; /* increment between major ticks in NDC */
- int x_nint, y_nint; /* number of intervals along x & y axes */
- int x_fldwid, x_frac; /* numeric field sizes & number of digits */
- int y_fldwid, y_frac; /* in fraction of number, used for printf() */
- double xtl_wid, ytl_wid; /* length of ticks labels in NDC */
- double tl_height; /* height of tick labels in NDC */
- char x_numfmt[20]; /* format to print x tick labels */
- char y_numfmt[20]; /* format to print y tick labels */
+ double charheight; // Height of characters in NDC
+ double charwidth; // Height of characters in NDC
+ double xp_min, xp_max, yp_min, yp_max; // boundry of plot frame in NDC
+ double xa_min, xa_max, ya_min, ya_max; // extent of axes in NDC
+ double xgw_min, xgw_max, ygw_min, ygw_max; // boundary of graph in input coords
+ double xgn_min, xgn_max, ygn_min, ygn_max; // boundy of graph in NDC
+ double xt_min, xt_max, yt_min, yt_max; // boundary of axis ticks
+ double xl_min, xl_max, yl_min, yl_max; // boundary of legend box
+ double title_row; // y-coord of title row
+ double xtl_ofs; // Offset y-coord of x tick labels from axis
+ double ytl_ofs; // Offset x-coord of y tick labels from axis
+ double xlbl_row; // row of x label in world coord
+ double ylbl_col; // column of y label in world coord
+ double xw_tickinc, yw_tickinc; // increment between major ticks in WC
+ double xn_tickinc, yn_tickinc; // increment between major ticks in NDC
+ int x_nint, y_nint; // number of intervals along x & y axes
+ int x_fldwid, x_frac; // numeric field sizes & number of digits
+ int y_fldwid, y_frac; // in fraction of number, used for printf()
+ double xtl_wid, ytl_wid; // length of ticks labels in NDC
+ double tl_height; // height of tick labels in NDC
+ char x_numfmt[20]; // format to print x tick labels
+ char y_numfmt[20]; // format to print y tick labels
+
+ double m_dVP_xmin, m_dVP_ymin;
+ double m_dVP_xmax, m_dVP_ymax;
+ double m_dVP_xscale, m_dVP_yscale;
+ double m_xWorldScale, m_yWorldScale;
void drawAxes(void);
void symbol (int sym, double symwidth, double symheight);
void clearCurves ();
bool ezcmd (char *comm);
- int do_cmd(int lx);
+ bool do_cmd(int lx);
void bad_option(char *opt);
void initPlotSettings();
static void initkw(void);
- int curveinteract;
static bool ezset_initialized;
+ double convertWorldToNDC_X (double x)
+ { return xgn_min + (x - xgw_min) * m_xWorldScale; }
+
+ double convertWorldToNDC_Y (double y)
+ { return ygn_min + (y - ygw_min) * m_yWorldScale; }
+
public:
EZPlot (SGP& sgp);
~EZPlot ();
void addCurve (const double* x, const float* y, int num);
void addCurve (const double* x, const double* y, int num);
void addCurve (const double* y, int n);
+ void addCurve (const float* y, int n);
void plot ();
};
-/*----------------------------------------------------------------------*/
-/* Codes from LEX */
-/*----------------------------------------------------------------------*/
+//----------------------------------------------------------------------
+// Codes from LEX
+//----------------------------------------------------------------------
#define S_DATA 2
#define S_HELP 3
#define S_SYMBOL -18
#define S_EVERY -19
#define S_NONE -20
-#define S_CURVES -21
-#define S_UNKNOWN -22
-#define S_END -23
#define S_LEGEND -24
#define S_XLEGEND -25
#define S_YLEGEND -26