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41 #include "gromacs/fileio/gmxfio.h"
42 #include "gromacs/utility/fatalerror.h"
43 #include "gromacs/utility/futil.h"
47 const char* fontnm[efontNR] = {
48 "Times-Roman", "Times-Italic", "Times-Bold", "Times-BoldItalic",
49 "Helvetica", "Helvetica-Oblique", "Helvetica-Bold", "Helvetica-BoldOblique",
50 "Courier", "Courier-Oblique", "Courier-Bold", "Courier-BoldOblique"
53 t_psdata ps_open(const char* fn, real x1, real y1, real x2, real y2)
57 ps.fp = gmx_fio_fopen(fn, "w");
58 fprintf(ps.fp, "%%!PS-Adobe-2.0 EPSF-1.2\n");
59 fprintf(ps.fp, "%%%%Creator: GROMACS\n");
60 fprintf(ps.fp, "%%%%Title: %s\n", fn);
61 fprintf(ps.fp, "%%%%BoundingBox: %g %g %g %g\n", x1, y1, x2, y2);
62 fprintf(ps.fp, "%%%%EndComments\n");
63 fprintf(ps.fp, "/m {moveto} bind def\n");
64 fprintf(ps.fp, "/l {lineto} bind def\n");
65 fprintf(ps.fp, "/rm {rmoveto} bind def\n");
66 fprintf(ps.fp, "/r {rlineto} bind def\n");
67 fprintf(ps.fp, "/f {fill} bind def\n");
68 fprintf(ps.fp, "/s {stroke} bind def\n");
73 void ps_linewidth(t_psdata* ps, int lw)
75 fprintf(ps->fp, "%d setlinewidth\n", lw);
78 static void ps_defcolor(t_psdata* ps, real r, real g, real b, char* cname)
80 fprintf(ps->fp, "/%s {%g %g %g setrgbcolor} bind def\n", cname, r, g, b);
83 static void ps_selcolor(t_psdata* ps, char* cname)
85 fprintf(ps->fp, "%s\n", cname);
88 static gmx::index search_col(t_psdata* ps, real r, real g, real b)
90 for (gmx::index i = 0; ssize(ps->rgb); ++i)
92 if ((ps->rgb[i].r == r) && (ps->rgb[i].g == g) && (ps->rgb[i].b == b))
99 int indexToBackElement = static_cast<int>(ssize(ps->rgb));
100 sprintf(buf, "C%d", indexToBackElement);
101 ps_defcolor(ps, r, g, b, buf);
102 fprintf(ps->fp, "/B%zu {%s b} bind def\n", ps->rgb.size(), buf);
103 ps->rgb.emplace_back(t_rgb{ r, g, b });
105 return indexToBackElement;
108 void ps_color(t_psdata* ps, real r, real g, real b)
111 int indexToElement = static_cast<int>(search_col(ps, r, g, b));
113 sprintf(buf, "C%d", indexToElement);
114 ps_selcolor(ps, buf);
117 void ps_rgb(t_psdata* ps, const t_rgb* rgb)
119 ps_color(ps, rgb->r, rgb->g, rgb->b);
123 void ps_init_rgb_nbox(t_psdata* ps, real xbox, real ybox)
127 "/by {def currentpoint "
128 "%g y r %g %g r %g y neg r %g %g r f y add moveto} bind def\n",
129 0.0, xbox, 0.0, 0.0, -xbox, 0.0);
130 /* macro bn is used in ps_rgb_nbox to draw rectangular boxes */
133 void ps_rgb_nbox(t_psdata* ps, t_rgb* rgb, real n)
140 fprintf(ps->fp, "/y %g by\n", n * ps->gen_ybox);
141 /* macro by is defined in ps_init_rgb_nbox */
145 for (i = 0; (i < n); i++)
152 void ps_init_rgb_box(t_psdata* ps, real xbox, real ybox)
156 "%g %g r %g %g r %g %g r %g %g r f %g add moveto} bind def\n",
157 0.0, ybox, xbox, 0.0, 0.0, -ybox, -xbox, 0.0, ybox);
158 /* macro b is used in search_col to define macro B */
161 void ps_rgb_box(t_psdata* ps, t_rgb* rgb)
163 fprintf(ps->fp, "B%zd\n", search_col(ps, rgb->r, rgb->g, rgb->b));
164 /* macro B is defined in search_col from macro b */
167 void ps_lineto(t_psdata* ps, real x, real y)
169 fprintf(ps->fp, "%g %g l\n", x, y);
172 void ps_linerel(t_psdata* ps, real dx, real dy)
174 fprintf(ps->fp, "%g %g r\n", dx, dy);
177 void ps_moveto(t_psdata* ps, real x, real y)
179 fprintf(ps->fp, "%g %g m\n", x, y);
182 void ps_moverel(t_psdata* ps, real dx, real dy)
184 fprintf(ps->fp, "%g %g rm\n", dx, dy);
187 void ps_line(t_psdata* ps, real x1, real y1, real x2, real y2)
189 ps_moveto(ps, x1, y1);
190 ps_lineto(ps, x2, y2);
191 fprintf(ps->fp, "s\n");
194 static void do_box(t_psdata* ps, real x1, real y1, real x2, real y2)
196 ps_moveto(ps, x1, y1);
197 ps_linerel(ps, 0, static_cast<real>(y2 - y1));
198 ps_linerel(ps, static_cast<real>(x2 - x1), 0);
199 ps_linerel(ps, 0, static_cast<real>(y1 - y2));
200 ps_linerel(ps, static_cast<real>(x1 - x2), 0);
203 void ps_box(t_psdata* ps, real x1, real y1, real x2, real y2)
205 do_box(ps, x1, y1, x2, y2);
206 fprintf(ps->fp, "s\n");
209 void ps_fillbox(t_psdata* ps, real x1, real y1, real x2, real y2)
211 do_box(ps, x1, y1, x2, y2);
212 fprintf(ps->fp, "f\n");
215 void ps_arc(t_psdata* ps, real x1, real y1, real rad, real a0, real a1)
217 fprintf(ps->fp, "%g %g %g %g %g arc s\n", x1, y1, rad, a0, a1);
220 void ps_fillarc(t_psdata* ps, real x1, real y1, real rad, real a0, real a1)
222 fprintf(ps->fp, "%g %g %g %g %g arc f\n", x1, y1, rad, a0, a1);
225 void ps_arcslice(t_psdata* ps, real xc, real yc, real rad1, real rad2, real a0, real a1)
227 fprintf(ps->fp, "newpath %g %g %g %g %g arc %g %g %g %g %g arcn closepath s\n", xc, yc, rad1,
228 a0, a1, xc, yc, rad2, a1, a0);
231 void ps_fillarcslice(t_psdata* ps, real xc, real yc, real rad1, real rad2, real a0, real a1)
233 fprintf(ps->fp, "newpath %g %g %g %g %g arc %g %g %g %g %g arcn closepath f\n", xc, yc, rad1,
234 a0, a1, xc, yc, rad2, a1, a0);
237 void ps_circle(t_psdata* ps, real x1, real y1, real rad)
239 ps_arc(ps, x1, y1, rad, 0, 360);
242 void ps_font(t_psdata* ps, int font, real size)
245 if ((font < 0) || (font > efontNR))
247 fprintf(stderr, "Invalid Font: %d, using %s\n", font, fontnm[0]);
250 fprintf(ps->fp, "/%s findfont\n", fontnm[font]);
251 fprintf(ps->fp, "%g scalefont setfont\n", size);
254 void ps_strfont(t_psdata* ps, char* font, real size)
256 fprintf(ps->fp, "/%s findfont\n", font);
257 fprintf(ps->fp, "%g scalefont setfont\n", size);
260 void ps_text(t_psdata* ps, real x1, real y1, const std::string& str)
262 ps_moveto(ps, x1, y1);
263 fprintf(ps->fp, "(%s) show\n", str.c_str());
266 void ps_flip(t_psdata* ps, gmx_bool bPlus)
270 fprintf(ps->fp, "612.5 0 translate 90 rotate\n");
274 fprintf(ps->fp, "-90 rotate -612.5 0 translate\n");
278 void ps_rotate(t_psdata* ps, real angle)
280 fprintf(ps->fp, "%f rotate\n", angle);
283 void ps_ctext(t_psdata* ps, real x1, real y1, const std::string& str, int expos)
287 ps_text(ps, x1, y1, str);
290 ps_moveto(ps, x1, y1);
291 fprintf(ps->fp, "(%s) stringwidth\n", str.c_str());
294 case eXLeft: fprintf(ps->fp, "exch 0 exch pop exch\n"); break;
295 case eXCenter: fprintf(ps->fp, "exch 2 div neg exch\n"); break;
296 case eXRight: fprintf(ps->fp, "exch neg exch\n"); break;
297 default: gmx_fatal(FARGS, "invalid position index (expos=%d)", expos);
299 fprintf(ps->fp, "rmoveto (%s) show\n", str.c_str());
302 void ps_translate(t_psdata* ps, real x, real y)
304 fprintf(ps->fp, "%g %g translate\n", x, y);
307 void ps_setorigin(t_psdata* ps)
309 fprintf(ps->fp, "currentpoint dup 3 -1 roll dup 4 1 roll exch translate\n");
313 void ps_unsetorigin(t_psdata* ps)
317 gmx_fatal(FARGS, "No origin on stack!\n");
319 fprintf(ps->fp, "neg exch neg exch translate\n");
323 void ps_close(t_psdata* ps)
325 fprintf(ps->fp, "%%showpage\n");
326 fprintf(ps->fp, "%%%%EOF\n");
327 gmx_fio_fclose(ps->fp);
330 void ps_comment(t_psdata* ps, const char* s)
332 fprintf(ps->fp, "%%%% %s\n", s);