** Purpose: Header file for EZplot library
**
** This is part of the CTSim program
-** Copyright (C) 1983-2000 Kevin Rosenberg
+** Copyright (c) 1983-2001 Kevin Rosenberg
**
-** $Id: ezplot.h,v 1.16 2000/12/06 01:46:43 kevin Exp $
+** $Id$
**
** 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
#include <stddef.h>
#include "ctsupport.h"
#include "sgp.h"
+#include "pol.h"
class EZPlotCurve {
- public:
- double *x;
- double *y;
- int m_iPointCount;
- int m_iLineStyle;
- int m_iSymbol;
- int m_iSymbolFreq;
- int m_iColor;
- string m_sLegend;
-
- EZPlotCurve (const double* x, const double* y, int n, int color, int linestyle, int symbol, int sumbolFreq, const string& legend);
-
- ~EZPlotCurve();
+public:
+ double *x;
+ double *y;
+ int m_iPointCount;
+
+ EZPlotCurve (const double* x, const double* y, int n);
+
+ ~EZPlotCurve();
};
//----------------------------------------------------------------------
-// GLOBAL VARIABLES
+// GLOBAL VARIABLES
//----------------------------------------------------------------------
-// axis definitions
-#define LINEAR 1 // linear axis
-#define LOG 2 // logrithmic axis
-#define NOAXIS 3 // don't plot axis
-
-// tick definitions
-#define ABOVE 1
-#define BELOW 2
-#define RIGHT 4
-#define LEFT 8
-
-// line types
-#define NOLINE 0
-#define SOLID 1
-#define DASH 2
-#define DASH1 10
-#define DASH2 11
-#define DASH3 12
-#define DASH4 13
-
-// symbol definitions
-#define SB_CROSS 1
-#define SB_PLUS 2
-#define SB_BOX 3
-#define SB_CIRCLE 4
-#define SB_ERRORBAR 5
-#define MAXSYMBOL 5
-
-#define INSIDE 1 // values of o_legendbox
-#define OUTSIDE 2
-#define NOLEGEND 3
+// axis definitions
+enum {
+ LINEAR = 1, // linear axis
+ LOG, // logrithmic axis
+ NOAXIS, // don't plot axis
+};
+
+// tick definitions
+enum {
+ ABOVE = 1,
+ BELOW,
+ RIGHT,
+ LEFT,
+};
+
+// line types
+enum {
+ NOLINE = 0,
+ SOLID,
+ DASH,
+ DASH1,
+ DASH2,
+ DASH3,
+ DASH4,
+};
+
+// symbol definitions
+enum {
+ SB_CROSS = 1,
+ SB_PLUS,
+ SB_BOX,
+ SB_CIRCLE,
+ SB_ERRORBAR,
+ SB_POINT,
+ MAXSYMBOL,
+};
+
+enum {
+ INSIDE = 1, // values of o_legendbox
+ OUTSIDE,
+ NOLEGEND,
+};
+
+
+struct KeywordCodeTable {
+ char* keyword;
+ int code;
+};
/*-----------------------------------------------------------------------------
- * GLOBAL VARIABLES
- *
- * Naming Convention:
- * i_ Internal variable
- * Not user changable
- * o_ Option variable
- * Normal variable that is user modifiable
- * These variables must always have a valid value
- * d_ Device variable
- * Variables controlling devices
- * clr_ Color variable
- * Holds a color value
- * c_ Character string variable
- * Contains a character string
- * v_ Value variable
- * User modifiable variable associated with the set variable (s_)
- * These variables do not always have a valid value
- * These variables change assumption EZPLOT makes about the plot
- * s_ Set variable.
- * TRUE if associated value variable (v_) has been set by the user
- *---------------------------------------------------------------------------*/
+* GLOBAL VARIABLES
+*
+* Naming Convention:
+* i_ Internal variable
+* Not user changable
+* o_ Option variable
+* Normal variable that is user modifiable
+* These variables must always have a valid value
+* d_ Device variable
+* Variables controlling devices
+* clr_ Color variable
+* Holds a color value
+* c_ Character string variable
+* Contains a character string
+* v_ Value variable
+* User modifiable variable associated with the set variable (s_)
+* These variables do not always have a valid value
+* These variables change assumption EZPLOT makes about the plot
+* s_ Set variable.
+* TRUE if associated value variable (v_) has been set by the user
+*---------------------------------------------------------------------------*/
#include <vector>
-using namespace std;
-typedef vector<EZPlotCurve*>::iterator EZPlotCurveIterator;
-typedef vector<EZPlotCurve*>::const_iterator EZPlotCurveConstIterator;
+typedef std::vector<EZPlotCurve*>::iterator EZPlotCurveIterator;
+typedef std::vector<EZPlotCurve*>::const_iterator EZPlotCurveConstIterator;
class SGP;
class EZPlot {
- private:
- 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
-
- // Options
- 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
-
- 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_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_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
-
- // 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 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 make_numfmt(char *fmtstr, int *fldwid, int *nfrac, double min, double max, int nint);
- int axis_scale (double min, double max, int nint, double *minp, double *maxp, int *nintp);
-
- SGP& rSGP;
-
- void clearCurves ();
-
- bool ezcmd (char *comm);
- int do_cmd(int lx);
- void bad_option(char *opt);
- void initPlotSettings();
-
- static void initkw(void);
-
- 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; }
+private:
+ //----------------------------------------------------------------------
+ // POL Codes
+ //----------------------------------------------------------------------
+
+ enum {
+ S_DATA = 2,
+ S_HELP,
+ S_EXIT,
+ S_CURVE,
+ S_SOLID,
+ S_DASH,
+ S_NOLINE,
+ S_BLACK,
+ S_RED,
+ S_GREEN,
+ S_BLUE,
+ S_SYMBOL,
+ S_PEN,
+ S_EVERY,
+ S_NONE,
+ S_LEGEND,
+ S_XLEGEND,
+ S_YLEGEND,
+ S_XLIN,
+ S_YLIN,
+ S_XLOG,
+ S_YLOG,
+ S_XLABEL,
+ S_YLABEL,
+ S_XLENGTH,
+ S_YLENGTH,
+ S_XTICKS,
+ S_YTICKS,
+ S_ABOVE,
+ S_LABEL,
+ S_BELOW,
+ S_NOLABEL,
+ S_RIGHT,
+ S_LEFT,
+ S_XAUTOSCALE,
+ S_YAUTOSCALE,
+ S_XMIN,
+ S_YMIN,
+ S_XMAX,
+ S_YMAX,
+ S_LXFRAC,
+ S_LYFRAC,
+ S_XCROSS,
+ S_YCROSS,
+ S_NOXAXIS,
+ S_NOYAXIS,
+ S_XPORIGIN,
+ S_YPORIGIN,
+ S_TITLE,
+ S_XTITLE,
+ S_YTITLE,
+ S_REPLOT,
+ S_CLEAR,
+ S_STORE,
+ S_RESTORE,
+ S_AMARK,
+ S_NO,
+ S_INTERACTIVE,
+ S_UNITS,
+ S_INCHES,
+ S_USER,
+ S_BOX,
+ S_NOBOX,
+ S_GRID,
+ S_NOGRID,
+ S_MAJOR,
+ S_MINOR,
+ S_COLOR,
+ S_LEGENDBOX,
+ S_TAG,
+ S_TEXTSIZE,
+ };
+
+ static const struct KeywordCodeTable m_sKeywords[];
+ static const int NKEYS;
+
+ std::vector<class EZPlotCurve*> m_vecCurves;
+ std::vector<int> m_veciColor;
+ std::vector<bool> m_vecbColorSet;
+ std::vector<int> m_veciSymbol;
+ std::vector<bool> m_vecbSymbolSet;
+ std::vector<int> m_veciSymbolFreq;
+ std::vector<bool> m_vecbSymbolFreqSet;
+ std::vector<int> m_veciLinestyle;
+ std::vector<bool> m_vecbLinestyleSet;
+ std::vector<std::string> m_vecsLegend;
+ std::vector<bool> m_vecbLegendSet;
+
+ int getColor (unsigned int iCurve) const;
+ int getSymbol (unsigned int iCurve) const;
+ const std::string* getLegend (unsigned int iCurve) const;
+ int getSymbolFreq (unsigned int iCurve) const;
+ int getLinestyle (unsigned int iCurve) const;
+
+ void setColor (unsigned int iCurve, int iColor);
+ void setSymbol (unsigned int iCurve, int iSymbol);
+ void setSymbolFreq (unsigned int iCurve, int iSymbolFreq);
+ void setLinestyle (unsigned int iCurve, int iLinestyle);
+ void setLegend (unsigned int iCurve, const std::string& strLegend);
+ void setLegend (unsigned int iCurve, const char* const pszLegend);
+
+ int m_iCurrentCurve;
+
+ // 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
+
+ // Options
+ double o_xporigin, o_yporigin; // origin of plot frame in NDC
+ double o_xlength, o_ylength; // length of plot frame in NDC
+
+ std::string c_xlabel; // label for x axis
+ std::string c_ylabel; // label for y axis
+ std::string c_title; // title to print above 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_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_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
+
+ // 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 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 symbol (int sym, double symwidth, double symheight);
+ void make_numfmt(char *fmtstr, int *fldwid, int *nfrac, double min, double max, int nint);
+ int axis_scale (double min, double max, int nint, double *minp, double *maxp, int *nintp);
+
+ SGP* m_pSGP;
+ POL m_pol;
+
+ void clearCurves ();
+
+ bool ezcmd (const char* const comm);
+ bool do_cmd(int lx);
+ void bad_option(char *opt);
+ void initPlotSettings();
+
+ void initKeywords ();
+
+ 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 ();
-
- int ezset (char *command);
+ EZPlot ();
+ ~EZPlot ();
- void addCurve (const float* x, const double* y, int num);
- 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);
+ bool ezset (const std::string& command);
+ bool ezset (const char* const command);
- void plot ();
-};
-
-//----------------------------------------------------------------------
-// Codes from LEX
-//----------------------------------------------------------------------
-
-#define S_DATA 2
-#define S_HELP 3
-#define S_EXIT 4
-
-#define S_SOLID -10
-#define S_DASH -11
-#define S_NOLINE -12
-#define S_BLACK -13
-#define S_RED -14
-#define S_BLUE -15
-#define S_GREEN -16
-#define S_PEN -17
-#define S_SYMBOL -18
-#define S_EVERY -19
-#define S_NONE -20
-#define S_LEGEND -24
-#define S_XLEGEND -25
-#define S_YLEGEND -26
-#define S_XLIN -27
-#define S_YLIN -28
-#define S_XLOG -29
-#define S_YLOG -30
-#define S_XLABEL -31
-#define S_YLABEL -32
-#define S_XLENGTH -33
-#define S_YLENGTH -34
-#define S_XTICKS -35
-#define S_YTICKS -36
-#define S_ABOVE -37
-#define S_LABEL -38
-#define S_BELOW -39
-#define S_NOLABEL -40
-#define S_RIGHT -41
-#define S_LEFT -42
-#define S_XAUTOSCALE -43
-#define S_YAUTOSCALE -44
-#define S_XMIN -45
-#define S_YMIN -46
-#define S_XMAX -47
-#define S_YMAX -48
-#define S_LXFRAC -49
-#define S_LYFRAC -50
-#define S_XCROSS -51
-#define S_YCROSS -52
-#define S_NOXAXIS -53
-#define S_NOYAXIS -54
-#define S_XPORIGIN -55
-#define S_YPORIGIN -56
-#define S_TITLE -57
-#define S_XTITLE -58
-#define S_YTITLE -59
-#define S_REPLOT -60
-#define S_CLEAR -61
-#define S_STORE -62
-#define S_RESTORE -63
-#define S_AMARK -66
-#define S_NO -67
-#define S_INTERACTIVE -68
-#define S_UNITS -69
-#define S_INCHES -70
-#define S_USER -71
-
-#define S_BOX -100
-#define S_NOBOX -101
-#define S_GRID -102
-#define S_NOGRID -103
-#define S_MAJOR -104
-#define S_MINOR -105
-#define S_COLOR -106
-#define S_LEGENDBOX -107
-#define S_TAG -108
-
-#define S_TEXTSIZE -120
+ void addCurve (const float* x, const double* y, int num);
+ 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 (SGP* pSGP);
+};
#endif
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