1 /* PSPP - computes sample statistics.
2 Copyright (C) 1997-9, 2000 Free Software Foundation, Inc.
3 Written by Ben Pfaff <blp@gnu.org>.
5 This program is free software; you can redistribute it and/or
6 modify it under the terms of the GNU General Public License as
7 published by the Free Software Foundation; either version 2 of the
8 License, or (at your option) any later version.
10 This program is distributed in the hope that it will be useful, but
11 WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software
17 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
25 #include <libpspp/str.h>
31 int x1, y1; /* Upper left. */
32 int x2, y2; /* Lower right, not part of the rectangle. */
35 /* Color descriptor. */
38 int flags; /* 0=normal, 1=transparent (ignore r,g,b). */
39 int r; /* Red component, 0-65535. */
40 int g; /* Green component, 0-65535. */
41 int b; /* Blue component, 0-65535. */
44 /* Mount positions for the four basic fonts. Do not change the values. */
47 OUTP_F_R, /* Roman font. */
48 OUTP_F_I, /* Italic font. */
49 OUTP_F_B, /* Bold font. */
50 OUTP_F_BI /* Bold-italic font. */
53 /* Line styles. These must match:
55 ascii.c:ascii_line_*()
56 postscript.c:ps_line_*() */
59 OUTP_L_NONE = 0, /* No line. */
60 OUTP_L_SINGLE = 1, /* Single line. */
61 OUTP_L_DOUBLE = 2, /* Double line. */
62 OUTP_L_SPECIAL = 3, /* Special line of driver-defined style. */
64 OUTP_L_COUNT /* Number of line styles. */
67 /* Contains a line style for each part of an intersection. */
76 /* Text display options. */
81 /* Must match tab.h:TAB_*. */
82 OUTP_T_JUST_MASK = 00003, /* Justification mask. */
83 OUTP_T_JUST_RIGHT = 00000, /* Right justification. */
84 OUTP_T_JUST_LEFT = 00001, /* Left justification. */
85 OUTP_T_JUST_CENTER = 00002, /* Center justification. */
87 OUTP_T_HORZ = 00010, /* Horizontal size is specified. */
88 OUTP_T_VERT = 00020, /* (Max) vertical size is specified. */
90 OUTP_T_0 = 00140, /* Normal orientation. */
91 OUTP_T_CC90 = 00040, /* 90 degrees counterclockwise. */
92 OUTP_T_CC180 = 00100, /* 180 degrees counterclockwise. */
93 OUTP_T_CC270 = 00140, /* 270 degrees counterclockwise. */
94 OUTP_T_C90 = 00140, /* 90 degrees clockwise. */
95 OUTP_T_C180 = 00100, /* 180 degrees clockwise. */
96 OUTP_T_C270 = 00040, /* 270 degrees clockwise. */
98 /* Internal use by drivers only. */
99 OUTP_T_INTERNAL_DRAW = 01000 /* 1=Draw the text, 0=Metrics only. */
102 /* Describes text output. */
106 int options; /* What is specified. */
107 struct fixed_string s; /* String. */
108 int h, v; /* Horizontal, vertical size. */
109 int x, y; /* Position. */
111 /* Internal use only. */
112 int w, l; /* Width, length. */
119 /* Defines a class of output driver. */
122 /* Basic class information. */
123 const char *name; /* Name of this driver class. */
124 int magic; /* Driver-specific constant. */
125 int special; /* Boolean value. */
127 /* Static member functions. */
128 int (*open_global) (struct outp_class *);
129 int (*close_global) (struct outp_class *);
130 int *(*font_sizes) (struct outp_class *, int *n_valid_sizes);
132 /* Virtual member functions. */
133 int (*preopen_driver) (struct outp_driver *);
134 void (*option) (struct outp_driver *, const char *key,
135 const struct string *value);
136 int (*postopen_driver) (struct outp_driver *);
137 int (*close_driver) (struct outp_driver *);
139 int (*open_page) (struct outp_driver *);
140 int (*close_page) (struct outp_driver *);
142 /* special != 0: Used to submit entities for output. */
143 void (*submit) (struct outp_driver *, struct som_entity *);
145 /* special != 0: Methods below need not be defined. */
148 void (*line_horz) (struct outp_driver *, const struct rect *,
149 const struct color *, int style);
150 void (*line_vert) (struct outp_driver *, const struct rect *,
151 const struct color *, int style);
152 void (*line_intersection) (struct outp_driver *, const struct rect *,
153 const struct color *,
154 const struct outp_styles *style);
156 /* Drawing methods. */
157 void (*box) (struct outp_driver *, const struct rect *,
158 const struct color *bord, const struct color *fill);
159 void (*polyline_begin) (struct outp_driver *, const struct color *);
160 void (*polyline_point) (struct outp_driver *, int, int);
161 void (*polyline_end) (struct outp_driver *);
164 void (*text_set_font_by_name) (struct outp_driver *, const char *s);
165 void (*text_set_font_by_position) (struct outp_driver *, int);
166 void (*text_set_font_family) (struct outp_driver *, const char *s);
167 const char *(*text_get_font_name) (struct outp_driver *);
168 const char *(*text_get_font_family) (struct outp_driver *);
169 int (*text_set_size) (struct outp_driver *, int);
170 int (*text_get_size) (struct outp_driver *, int *em_width);
171 void (*text_metrics) (struct outp_driver *, struct outp_text *);
172 void (*text_draw) (struct outp_driver *, struct outp_text *);
174 void (*initialise_chart)(struct outp_driver *, struct chart *);
175 void (*finalise_chart)(struct outp_driver *, struct chart *);
182 OUTP_DEV_NONE = 0, /* None of the below. */
183 OUTP_DEV_LISTING = 001, /* Listing device. */
184 OUTP_DEV_SCREEN = 002, /* Screen device. */
185 OUTP_DEV_PRINTER = 004, /* Printer device. */
186 OUTP_DEV_DISABLED = 010 /* Broken device. */
189 /* Defines the configuration of an output driver. */
192 struct outp_class *class; /* Driver class. */
193 char *name; /* Name of this driver. */
194 int driver_open; /* 1=driver is open, 0=driver is closed. */
195 int page_open; /* 1=page is open, 0=page is closed. */
197 struct outp_driver *next, *prev; /* Next, previous output driver in list. */
199 int device; /* Zero or more of OUTP_DEV_*. */
200 int res, horiz, vert; /* Device resolution. */
201 int width, length; /* Page size. */
203 int cp_x, cp_y; /* Current position. */
204 int font_height; /* Default font character height. */
205 int prop_em_width; /* Proportional font em width. */
206 int fixed_width; /* Fixed-pitch font character width. */
207 int horiz_line_width[OUTP_L_COUNT]; /* Width of horizontal lines. */
208 int vert_line_width[OUTP_L_COUNT]; /* Width of vertical lines. */
209 int horiz_line_spacing[1 << OUTP_L_COUNT];
210 int vert_line_spacing[1 << OUTP_L_COUNT];
212 void *ext; /* Private extension record. */
213 void *prc; /* Per-procedure extension record. */
216 /* Option structure for the keyword recognizer. */
219 const char *keyword; /* Keyword name. */
220 int cat; /* Category. */
221 int subcat; /* Subcategory. */
224 /* Information structure for the keyword recognizer. */
225 struct outp_option_info
227 char *initial; /* Initial characters. */
228 struct outp_option **options; /* Search starting points. */
231 /* A list of driver classes. */
232 struct outp_driver_class_list
235 struct outp_class *class;
236 struct outp_driver_class_list *next;
239 /* List of configured output drivers. */
240 extern struct outp_driver *outp_driver_list;
242 /* Title, subtitle. */
243 extern char *outp_title;
244 extern char *outp_subtitle;
246 void outp_init (void);
247 void outp_read_devices (void);
248 void outp_done (void);
250 void outp_configure_clear (void);
251 void outp_configure_add (char *);
252 void outp_configure_macro (char *);
254 void outp_list_classes (void);
256 void outp_enable_device (int enable, int device);
257 struct outp_driver *outp_drivers (struct outp_driver *);
259 int outp_match_keyword (const char *, struct outp_option *,
260 struct outp_option_info *, int *);
262 int outp_evaluate_dimension (char *, char **);
263 int outp_get_paper_size (char *, int *h, int *v);
265 int outp_eject_page (struct outp_driver *);
267 int outp_string_width (struct outp_driver *, const char *);
269 /* Imported from som-frnt.c. */
270 void som_destroy_driver (struct outp_driver *);
272 #endif /* output.h */