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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 Lesser General Public
* License along with XForms; see the file COPYING. If not, write to
* the Free Software Foundation, 59 Temple Place - Suite 330, Boston,
* MA 02111-1307, USA.
*
*/
/*
* $Id: pxyplot.h,v 0.89 1999/07/17 03:17:54 zhao Beta $
*
* 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, xmax; /* true xbounds */
float ymin, ymax; /* true ybounds */
float xscmin, xscmax; /* bounds used in mapping */
float yscmin, yscmax; /* bounds used in mapping */
float ax, bx, ay, by; /* data -> screen conversion */
float xtic, ytic; /* tic marks */
float xbase, ybase; /* log base */
float lxbase, lybase; /* log10 of the log base */
int xi, xf, yi, yf; /* ploted area bounds */
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, uy; /* points to be updated */
float *wx, *wy; /* working array for interpolation */
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, nxp; /* total points/viewable points */
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 how_return; /* interaction flags */
short ssize; /* symbol size */
short lsize, lstyle; /* font and style for labels */
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, objy; /* singlebuffer mode */
float bxm, bym; /* data -> screen conversion */
float key_x, key_y; /* key place location */
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;
}
FL_XYPLOT_SPEC;
#endif /* PXYPLOT.H */
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