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/*
* This file is part of the XForms library package.
*
* XForms is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1, or
* (at your option) any later version.
*
* XForms is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with XForms. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* \file pxyplot.h
*
* This file is part of the XForms library package.
* Copyright (c) 1995-1997 T.C. Zhao and Mark Overmars
* All rights reserved.
*
* private header for xyplot object
*/
#ifndef PXYPLOT_H
#define PXYPLOT_H
#define MAX_ALABEL 64
#define MAX_MAJOR 50
#define MAX_MINOR 50
#define MAX_TIC 200 /* really should be MAJOR * MINOR */
typedef struct {
float xmin, /* true xbounds */
xmax;
float ymin, /* true ybounds */
ymax;
float xscmin, /* bounds used in mapping */
xscmax;
float yscmin, /* bounds used in mapping */
yscmax;
float ax, /* data -> screen conversion */
bx,
ay,
by;
float xtic, /* tic marks */
ytic;
float xbase, /* log base */
ybase;
float lxbase, /* log10 of the log base */
lybase;
int xi, /* ploted area bounds */
xf,
yi,
yf;
char * title; /* overall title */
char * xlabel,
* ylabel; /* the x- and y-axis labels */
char * axtic[ MAX_ALABEL ];/* alphanumerical tic marks */
char * aytic[ MAX_ALABEL ];/* alphanumerical tic marks */
char * xmargin1,
* xmargin2;
char * ymargin1,
* ymargin2; /* fixed area. margins */
char ** text; /* inset text *text[over] */
float * xt,
* yt; /* inset text position xt[over] */
float ** x,
** y; /* real data *x, *y[over+1] */
float * grid; /* interpolating grid[over+1] */
float ux, /* points to be updated */
uy;
float * wx, /* working array for interpolat.*/
* wy;
FL_POINT * xp; /* screen data */
FL_POINT * xpactive; /* active(mouse) screen data */
FL_POINT * xpi; /* screen data for interpolated */
short * thickness; /* line thickness [over+1] */
FL_COLOR * col; /* overlay color [over+1] */
FL_COLOR * tcol; /* overlay text color [over+1] */
int * type; /* type[over+1] */
int * n, /* total points/viewable points */
nxp;
int n1;
int ninterpol;
int nxpi;
int cur_nxp; /* length of xp */
int inside;
int grid_linestyle;
FL_XYPLOT_SYMBOL * symbol; /* [over + 1] */
short * interpolate; /* if interpolate[over+1] */
short * talign; /* inset text alignment [over+1] */
short xscale; /* linear or log for x */
short yscale; /* linear or log for y */
short active; /* if accepting mouse events */
short ssize; /* symbol size */
short lsize, /* font and style for labels */
lstyle;
short xautoscale; /* autoscale to fit */
short yautoscale; /* autoscale to fit */
short xmajor, xminor; /* x-axis scaling */
short ymajor, yminor; /* y-axis scaling */
short inspect;
short update;
short maxoverlay;
short xgrid, ygrid; /* if draw grid */
short iactive; /* which overlay is active */
int objx, /* singlebuffer mode */
objy;
float bxm, /* data -> screen conversion */
bym;
float key_x, /* key place location */
key_y;
int key_lstyle,
key_lsize;
int key_align;
int no_keybox;
char ** key;
short maxytic; /* max tic mark length in pixels */
int key_maxw,
key_maxh,
key_ascend,
key_descend;
int key_xs,
key_ys;
/* tic locations */
int num_xminor;
int num_xmajor;
int num_yminor;
int num_ymajor;
float xmajor_val[ MAX_MAJOR ];
float ymajor_val[ MAX_MAJOR ];
short xtic_minor[ MAX_TIC ];
short xtic_major[ MAX_MAJOR ];
short ytic_minor[ MAX_TIC ];
short ytic_major[ MAX_MAJOR ];
short mark_active;
short external_data;
int start_x;
int start_y;
} FLI_XYPLOT_SPEC;
#endif /* PXYPLOT.H */
/*
* Local variables:
* tab-width: 4
* indent-tabs-mode: nil
* End:
*/
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