/* PSPP - a program for statistical analysis.
- Copyright (C) 1997-9, 2000, 2007, 2009, 2010, 2011, 2012 Free Software Foundation, Inc.
+ Copyright (C) 1997-9, 2000, 2007, 2009, 2010, 2011, 2012, 2013, 2014 Free Software Foundation, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
#include <stdint.h>
#include <stdlib.h>
#include <signal.h>
-#include <unistd.h>
#include <unilbrk.h>
+#include <unistd.h>
#include <unistr.h>
#include <uniwidth.h>
#include "data/file-name.h"
+#include "data/file-handle-def.h"
#include "data/settings.h"
#include "libpspp/assertion.h"
#include "libpspp/cast.h"
#include "libpspp/message.h"
#include "libpspp/start-date.h"
#include "libpspp/string-map.h"
+#include "libpspp/u8-line.h"
#include "libpspp/version.h"
#include "output/ascii.h"
#include "output/cairo.h"
#include "output/table-item.h"
#include "output/text-item.h"
-#include "gl/error.h"
#include "gl/minmax.h"
#include "gl/xalloc.h"
+#include "gl/xsize.h"
#include "gettext.h"
#define _(msgid) gettext (msgid)
0x2564, 0x256a, 0x256c,
0x2564, 0x256a, 0x256c,
0x2554, 0x2560, 0x2560,
+ 0x2560, 0x256c, 0x256c,
0x2566, 0x256c, 0x256c,
};
static inline int
make_box_index (int left, int right, int top, int bottom)
{
- return ((right * 3 + bottom) * 3 + left) * 3 + top;
-}
+ int start_side = left;
+ int end_side = right;
+ if (render_direction_rtl ())
+ {
+ start_side = right;
+ end_side = left;
+ }
-/* A line of text. */
-struct ascii_line
- {
- struct string s; /* Content, in UTF-8. */
- size_t width; /* Display width, in character positions. */
- };
+ return ((end_side * RENDER_N_LINES + bottom) * RENDER_N_LINES + start_side) * RENDER_N_LINES + top;
+}
/* How to emphasize text. */
enum emphasis_style
/* User parameters. */
bool append; /* Append if output file already exists? */
- bool headers; /* Print headers at top of page? */
- bool paginate; /* Insert formfeeds? */
- bool squeeze_blank_lines; /* Squeeze multiple blank lines into one? */
enum emphasis_style emphasis; /* How to emphasize text. */
char *chart_file_name; /* Name of files used for charts. */
+#ifdef HAVE_CAIRO
+ /* Colours for charts */
+ struct xr_color fg;
+ struct xr_color bg;
+#endif
+
int width; /* Page width. */
- int length; /* Page length minus margins and header. */
bool auto_width; /* Use viewwidth as page width? */
- bool auto_length; /* Use viewlength as page width? */
- int top_margin; /* Top margin in lines. */
- int bottom_margin; /* Bottom margin in lines. */
+ int min_break[TABLE_N_AXES]; /* Min cell size to break across pages. */
const ucs4_t *box; /* Line & box drawing characters. */
/* Internal state. */
- char *command_name;
- char *title;
- char *subtitle;
- char *file_name; /* Output file name. */
+ struct file_handle *handle;
FILE *file; /* Output file. */
bool error; /* Output error? */
- int page_number; /* Current page number. */
- struct ascii_line *lines; /* Page content. */
+ struct u8_line *lines; /* Page content. */
int allocated_lines; /* Number of lines allocated. */
int chart_cnt; /* Number of charts so far. */
- int y;
};
static const struct output_driver_class ascii_driver_class;
static void ascii_submit (struct output_driver *, const struct output_item *);
-static int vertical_margins (const struct ascii_driver *);
-
static bool update_page_size (struct ascii_driver *, bool issue_error);
static int parse_page_size (struct driver_option *);
-static void ascii_close_page (struct ascii_driver *);
static bool ascii_open_page (struct ascii_driver *);
static void ascii_draw_line (void *, int bb[TABLE_N_AXES][2],
int bb[TABLE_N_AXES][2],
int clip[TABLE_N_AXES][2]);
-static void
-reallocate_lines (struct ascii_driver *a)
-{
- if (a->length > a->allocated_lines)
- {
- int i;
- a->lines = xnrealloc (a->lines, a->length, sizeof *a->lines);
- for (i = a->allocated_lines; i < a->length; i++)
- {
- struct ascii_line *line = &a->lines[i];
- ds_init_empty (&line->s);
- line->width = 0;
- }
- a->allocated_lines = a->length;
- }
-}
-
-
static struct ascii_driver *
ascii_driver_cast (struct output_driver *driver)
{
}
static struct output_driver *
-ascii_create (const char *file_name, enum settings_output_devices device_type,
+ascii_create (struct file_handle *fh, enum settings_output_devices device_type,
struct string_map *o)
{
enum { BOX_ASCII, BOX_UNICODE } box;
+ int min_break[TABLE_N_AXES];
struct output_driver *d;
struct ascii_driver *a;
- int paper_length;
a = xzalloc (sizeof *a);
d = &a->driver;
- output_driver_init (&a->driver, &ascii_driver_class, file_name, device_type);
+ output_driver_init (&a->driver, &ascii_driver_class, fh_get_file_name (fh), device_type);
a->append = parse_boolean (opt (d, o, "append", "false"));
- a->headers = parse_boolean (opt (d, o, "headers", "false"));
- a->paginate = parse_boolean (opt (d, o, "paginate", "false"));
- a->squeeze_blank_lines = parse_boolean (opt (d, o, "squeeze", "true"));
a->emphasis = parse_enum (opt (d, o, "emphasis", "none"),
"bold", EMPH_BOLD,
"underline", EMPH_UNDERLINE,
"none", EMPH_NONE,
NULL_SENTINEL);
- a->chart_file_name = parse_chart_file_name (opt (d, o, "charts", file_name));
+ a->chart_file_name = parse_chart_file_name (opt (d, o, "charts", fh_get_file_name (fh)));
+ a->handle = fh;
- a->top_margin = parse_int (opt (d, o, "top-margin", "0"), 0, INT_MAX);
- a->bottom_margin = parse_int (opt (d, o, "bottom-margin", "0"), 0, INT_MAX);
+ min_break[H] = parse_int (opt (d, o, "min-hbreak", "-1"), -1, INT_MAX);
a->width = parse_page_size (opt (d, o, "width", "79"));
- paper_length = parse_page_size (opt (d, o, "length", "66"));
a->auto_width = a->width < 0;
- a->auto_length = paper_length < 0;
- a->length = paper_length - vertical_margins (a);
-
+ a->min_break[H] = min_break[H] >= 0 ? min_break[H] : a->width / 2;
+#ifdef HAVE_CAIRO
+ parse_color (d, o, "background-color", "#FFFFFFFFFFFF", &a->bg);
+ parse_color (d, o, "foreground-color", "#000000000000", &a->fg);
+#endif
box = parse_enum (opt (d, o, "box", "ascii"),
"ascii", BOX_ASCII,
"unicode", BOX_UNICODE,
NULL_SENTINEL);
a->box = box == BOX_ASCII ? ascii_box_chars : unicode_box_chars;
- a->command_name = NULL;
- a->title = xstrdup ("");
- a->subtitle = xstrdup ("");
- a->file_name = xstrdup (file_name);
a->file = NULL;
a->error = false;
- a->page_number = 0;
a->lines = NULL;
a->allocated_lines = 0;
a->chart_cnt = 1;
if (dim >= 1 && errno != ERANGE && *tail == '\0')
dim = value;
else
- error (0, 0, _("%s: %s must be positive integer or `auto'"),
+ msg (MW, _("%s: %s must be positive integer or `auto'"),
option->driver_name, option->name);
}
}
return dim;
}
-static int
-vertical_margins (const struct ascii_driver *a)
-{
- return a->top_margin + a->bottom_margin + (a->headers ? 3 : 0);
-}
-
-/* Re-calculates the page width and length based on settings,
- margins, and, if "auto" is set, the size of the user's
- terminal window or GUI output window. */
+/* Re-calculates the page width based on settings, margins, and, if "auto" is
+ set, the size of the user's terminal window or GUI output window. */
static bool
update_page_size (struct ascii_driver *a, bool issue_error)
{
enum { MIN_WIDTH = 6, MIN_LENGTH = 6 };
if (a->auto_width)
- a->width = settings_get_viewwidth ();
- if (a->auto_length)
- a->length = settings_get_viewlength () - vertical_margins (a);
+ {
+ a->width = settings_get_viewwidth ();
+ a->min_break[H] = a->width / 2;
+ }
- if (a->width < MIN_WIDTH || a->length < MIN_LENGTH)
+ if (a->width < MIN_WIDTH)
{
if (issue_error)
- error (0, 0,
- _("ascii: page excluding margins and headers "
- "must be at least %d characters wide by %d lines long, but "
- "as configured is only %d characters by %d lines"),
- MIN_WIDTH, MIN_LENGTH,
- a->width, a->length);
+ msg (ME,
+ _("ascii: page must be at least %d characters wide, but "
+ "as configured is only %d characters"),
+ MIN_WIDTH,
+ a->width);
if (a->width < MIN_WIDTH)
a->width = MIN_WIDTH;
- if (a->length < MIN_LENGTH)
- a->length = MIN_LENGTH;
return false;
}
- reallocate_lines (a);
-
return true;
}
struct ascii_driver *a = ascii_driver_cast (driver);
int i;
- if (a->y > 0)
- ascii_close_page (a);
-
if (a->file != NULL)
- fn_close (a->file_name, a->file);
- free (a->command_name);
- free (a->title);
- free (a->subtitle);
- free (a->file_name);
+ fn_close (a->handle, a->file);
+ fh_unref (a->handle);
free (a->chart_file_name);
for (i = 0; i < a->allocated_lines; i++)
- ds_destroy (&a->lines[i].s);
+ u8_line_destroy (&a->lines[i]);
free (a->lines);
free (a);
}
ascii_flush (struct output_driver *driver)
{
struct ascii_driver *a = ascii_driver_cast (driver);
- if (a->y > 0)
- {
- ascii_close_page (a);
-
- if (fn_close (a->file_name, a->file) != 0)
- error (0, errno, _("ascii: closing output file `%s'"),
- a->file_name);
- a->file = NULL;
- }
+ if (a->file)
+ fflush (a->file);
}
static void
-ascii_init_caption_cell (const char *caption, struct table_cell *cell)
+ascii_output_lines (struct ascii_driver *a, size_t n_lines)
{
- cell->contents = caption;
- cell->options = TAB_LEFT;
- cell->destructor = NULL;
+ for (size_t y = 0; y < n_lines; y++)
+ {
+ struct u8_line *line = &a->lines[y];
+
+ while (ds_chomp_byte (&line->s, ' '))
+ continue;
+ fwrite (ds_data (&line->s), 1, ds_length (&line->s), a->file);
+ putc ('\n', a->file);
+
+ u8_line_clear (&a->lines[y]);
+ }
}
static void
ascii_output_table_item (struct ascii_driver *a,
const struct table_item *table_item)
{
- const char *caption = table_item_get_caption (table_item);
struct render_params params;
- struct render_page *page;
- struct render_break x_break;
- int caption_height;
+ struct render_pager *p;
int i;
update_page_size (a, false);
- if (caption != NULL)
- {
- /* XXX doesn't do well with very large captions */
- struct table_cell cell;
- ascii_init_caption_cell (caption, &cell);
- caption_height = ascii_measure_cell_height (a, &cell, a->width);
- }
- else
- caption_height = 0;
-
params.draw_line = ascii_draw_line;
params.measure_cell_width = ascii_measure_cell_width;
params.measure_cell_height = ascii_measure_cell_height;
- params.draw_cell = ascii_draw_cell,
- params.aux = a;
+ params.adjust_break = NULL;
+ params.draw_cell = ascii_draw_cell;
+ params.aux = a;
params.size[H] = a->width;
- params.size[V] = a->length - caption_height;
+ params.size[V] = INT_MAX;
params.font_size[H] = 1;
params.font_size[V] = 1;
for (i = 0; i < RENDER_N_LINES; i++)
params.line_widths[H][i] = width;
params.line_widths[V][i] = width;
}
+ for (i = 0; i < TABLE_N_AXES; i++)
+ params.min_break[i] = a->min_break[i];
+ params.supports_margins = false;
- if (a->file == NULL && !ascii_open_page (a))
+ if (a->file)
+ putc ('\n', a->file);
+ else if (!ascii_open_page (a))
return;
- page = render_page_create (¶ms, table_item_get_table (table_item));
- for (render_break_init (&x_break, page, H);
- render_break_has_next (&x_break); )
+ p = render_pager_create (¶ms, table_item);
+ for (int i = 0; render_pager_has_next (p); i++)
{
- struct render_page *x_slice;
- struct render_break y_break;
-
- x_slice = render_break_next (&x_break, a->width);
- for (render_break_init (&y_break, x_slice, V);
- render_break_has_next (&y_break); )
- {
- struct render_page *y_slice;
- int space;
-
- if (a->y > 0)
- a->y++;
-
- space = a->length - a->y - caption_height;
- if (render_break_next_size (&y_break) > space)
- {
- assert (a->y > 0);
- ascii_close_page (a);
- if (!ascii_open_page (a))
- return;
- continue;
- }
-
- y_slice = render_break_next (&y_break, space);
- if (caption_height)
- {
- struct table_cell cell;
- int bb[TABLE_N_AXES][2];
-
- ascii_init_caption_cell (caption, &cell);
- bb[H][0] = 0;
- bb[H][1] = a->width;
- bb[V][0] = 0;
- bb[V][1] = caption_height;
- ascii_draw_cell (a, &cell, bb, bb);
- a->y += caption_height;
- caption_height = 0;
- }
- render_page_draw (y_slice);
- a->y += render_page_get_size (y_slice, V);
- render_page_unref (y_slice);
- }
- render_break_destroy (&y_break);
+ if (i)
+ putc ('\n', a->file);
+ ascii_output_lines (a, render_pager_draw_next (p, INT_MAX));
}
- render_break_destroy (&x_break);
+ render_pager_destroy (p);
}
static void
{
struct table_item *table_item;
- table_item = table_item_create (table_from_string (TAB_LEFT, text), NULL);
+ table_item = table_item_create (table_from_string (TAB_LEFT, text),
+ NULL, NULL);
ascii_output_table_item (a, table_item);
table_item_unref (table_item);
}
{
struct ascii_driver *a = ascii_driver_cast (driver);
- output_driver_track_current_command (output_item, &a->command_name);
-
if (a->error)
return;
char *file_name;
file_name = xr_draw_png_chart (chart_item, a->chart_file_name,
- a->chart_cnt++);
+ a->chart_cnt++,
+ &a->fg,
+ &a->bg);
if (file_name != NULL)
{
struct text_item *text_item;
switch (type)
{
case TEXT_ITEM_TITLE:
- free (a->title);
- a->title = xstrdup (text);
- break;
-
case TEXT_ITEM_SUBTITLE:
- free (a->subtitle);
- a->subtitle = xstrdup (text);
- break;
-
case TEXT_ITEM_COMMAND_OPEN:
case TEXT_ITEM_COMMAND_CLOSE:
break;
case TEXT_ITEM_BLANK_LINE:
- if (a->y > 0)
- a->y++;
break;
case TEXT_ITEM_EJECT_PAGE:
- if (a->y > 0)
- ascii_close_page (a);
break;
default:
{
const struct message_item *message_item = to_message_item (output_item);
const struct msg *msg = message_item_get_msg (message_item);
- char *s = msg_to_string (msg, a->command_name);
+ char *s = msg_to_string (msg, message_item->command_name);
ascii_output_text (a, s);
free (s);
}
{
struct ascii_driver *a = a_;
char mbchar[6];
- int x0, x1, y1;
+ int x0, y0, x1, y1;
ucs4_t uc;
int mblen;
int x, y;
/* Clip to the page. */
- if (bb[H][0] >= a->width || bb[V][0] + a->y >= a->length)
- return;
- x0 = bb[H][0];
+ x0 = MAX (bb[H][0], 0);
+ y0 = MAX (bb[V][0], 0);
x1 = MIN (bb[H][1], a->width);
- y1 = MIN (bb[V][1] + a->y, a->length);
+ y1 = bb[V][1];
+ if (x1 <= 0 || y1 <= 0 || x0 >= a->width)
+ return;
/* Draw. */
uc = a->box[make_box_index (styles[V][0], styles[V][1],
styles[H][0], styles[H][1])];
mblen = u8_uctomb (CHAR_CAST (uint8_t *, mbchar), uc, 6);
- for (y = bb[V][0] + a->y; y < y1; y++)
+ for (y = y0; y < y1; y++)
{
char *p = ascii_reserve (a, y, x0, x1, mblen * (x1 - x0));
for (x = x0; x < x1; x++)
clip[H][0] = clip[H][1] = clip[V][0] = clip[V][1] = 0;
ascii_layout_cell (a, cell, bb, clip, max_width, &h);
- if (strchr (cell->contents, ' '))
+ if (cell->n_contents != 1
+ || cell->contents[0].n_footnotes
+ || strchr (cell->contents[0].text, ' '))
{
bb[H][1] = 1;
ascii_layout_cell (a, cell, bb, clip, min_width, &h);
ascii_layout_cell (a, cell, bb, clip, &w, &h);
}
-static int
-u8_mb_to_display (int *wp, const uint8_t *s, size_t n)
-{
- size_t ofs;
- ucs4_t uc;
- int w;
-
- ofs = u8_mbtouc (&uc, s, n);
- if (ofs < n && s[ofs] == '\b')
- {
- ofs++;
- ofs += u8_mbtouc (&uc, s + ofs, n - ofs);
- }
-
- w = uc_width (uc, "UTF-8");
- if (w <= 0)
- {
- *wp = 0;
- return ofs;
- }
-
- while (ofs < n)
- {
- int mblen = u8_mbtouc (&uc, s + ofs, n - ofs);
- if (uc_width (uc, "UTF-8") > 0)
- break;
- ofs += mblen;
- }
-
- *wp = w;
- return ofs;
-}
-
-struct ascii_pos
- {
- int x0;
- int x1;
- size_t ofs0;
- size_t ofs1;
- };
-
-static void
-find_ascii_pos (struct ascii_line *line, int target_x, struct ascii_pos *c)
-{
- const uint8_t *s = CHAR_CAST (const uint8_t *, ds_cstr (&line->s));
- size_t length = ds_length (&line->s);
- size_t ofs;
- int mblen;
- int x;
-
- x = 0;
- for (ofs = 0; ; ofs += mblen)
- {
- int w;
-
- mblen = u8_mb_to_display (&w, s + ofs, length - ofs);
- if (x + w > target_x)
- {
- c->x0 = x;
- c->x1 = x + w;
- c->ofs0 = ofs;
- c->ofs1 = ofs + mblen;
- return;
- }
- x += w;
- }
-}
-
static char *
ascii_reserve (struct ascii_driver *a, int y, int x0, int x1, int n)
{
- struct ascii_line *line;
- assert (y < a->allocated_lines);
- line = &a->lines[y];
-
- if (x0 >= line->width)
+ if (y >= a->allocated_lines)
{
- /* The common case: adding new characters at the end of a line. */
- ds_put_byte_multiple (&line->s, ' ', x0 - line->width);
- line->width = x1;
- return ds_put_uninit (&line->s, n);
- }
- else if (x0 == x1)
- return NULL;
- else
- {
- /* An unusual case: overwriting characters in the middle of a line. We
- don't keep any kind of mapping from bytes to display positions, so we
- have to iterate over the whole line starting from the beginning. */
- struct ascii_pos p0, p1;
- char *s;
-
- /* Find the positions of the first and last character. We must find the
- both characters' positions before changing the line, because that
- would prevent finding the other character's position. */
- find_ascii_pos (line, x0, &p0);
- if (x1 < line->width)
- find_ascii_pos (line, x1, &p1);
-
- /* If a double-width character occupies both x0 - 1 and x0, then replace
- its first character width by '?'. */
- s = ds_data (&line->s);
- while (p0.x0 < x0)
- {
- s[p0.ofs0++] = '?';
- p0.x0++;
- }
-
- if (x1 >= line->width)
- {
- ds_truncate (&line->s, p0.ofs0);
- line->width = x1;
- return ds_put_uninit (&line->s, n);
- }
-
- /* If a double-width character occupies both x1 - 1 and x1, then we need
- to replace its second character width by '?'. */
- if (p1.x0 < x1)
- {
- do
- {
- s[--p1.ofs1] = '?';
- p1.x0++;
- }
- while (p1.x0 < x1);
- return ds_splice_uninit (&line->s, p0.ofs0, p1.ofs1 - p0.ofs0, n);
- }
-
- return ds_splice_uninit (&line->s, p0.ofs0, p1.ofs0 - p0.ofs0, n);
+ size_t new_alloc = MAX (25, a->allocated_lines);
+ while (new_alloc <= y)
+ new_alloc = xtimes (new_alloc, 2);
+ a->lines = xnrealloc (a->lines, new_alloc, sizeof *a->lines);
+ for (size_t i = a->allocated_lines; i < new_alloc; i++)
+ u8_line_init (&a->lines[i]);
+ a->allocated_lines = new_alloc;
}
+ return u8_line_reserve (&a->lines[y], x0, x1, n);
}
static void
int y, const uint8_t *string, int n, size_t width)
{
int x0 = MAX (0, clip[H][0]);
- int y0 = MAX (0, clip[V][0] + a->y);
- int x1 = clip[H][1];
- int y1 = MIN (a->length, clip[V][1] + a->y);
+ int y0 = MAX (0, clip[V][0]);
+ int x1 = MIN (a->width, clip[H][1]);
+ int y1 = clip[V][1];
int x;
- y += a->y;
if (y < y0 || y >= y1)
return;
- switch (options & TAB_ALIGNMENT)
+ switch (options & TAB_HALIGN)
{
case TAB_LEFT:
x = bb[H][0];
}
}
-static void
-ascii_layout_cell (struct ascii_driver *a, const struct table_cell *cell,
- int bb[TABLE_N_AXES][2], int clip[TABLE_N_AXES][2],
- int *widthp, int *heightp)
+static int
+ascii_layout_cell_text (struct ascii_driver *a,
+ const struct cell_contents *contents,
+ int bb[TABLE_N_AXES][2], int clip[TABLE_N_AXES][2],
+ int *widthp)
{
- const char *text = cell->contents;
- size_t length = strlen (text);
+ size_t length;
+ const char *text;
char *breaks;
int bb_width;
size_t pos;
int y;
- *widthp = 0;
- *heightp = 0;
- if (length == 0)
- return;
+ y = bb[V][0];
+ length = strlen (contents->text);
+ if (contents->n_footnotes)
+ {
+ struct string s;
+ int i;
+
+ ds_init_empty (&s);
+ ds_extend (&s, length + contents->n_footnotes * 4);
+ ds_put_cstr (&s, contents->text);
+ for (i = 0; i < contents->n_footnotes; i++)
+ ds_put_format (&s, "[%s]", contents->footnotes[i]->marker);
+
+ length = ds_length (&s);
+ text = ds_steal_cstr (&s);
+ }
+ else
+ {
+ if (length == 0)
+ return y;
+ text = contents->text;
+ }
breaks = xmalloc (length + 1);
u8_possible_linebreaks (CHAR_CAST (const uint8_t *, text), length,
size_t last_break_ofs = 0;
int last_break_width = 0;
int width = 0;
+ size_t graph_ofs;
size_t ofs;
for (ofs = 0; ofs < n; )
}
ofs += mblen;
}
- if (b[ofs] != UC_BREAK_MANDATORY)
- {
- while (ofs > 0 && isspace (line[ofs - 1]))
- {
- ofs--;
- width--;
- }
- }
- if (width > *widthp)
- *widthp = width;
+
+ /* Trim any trailing spaces off the end of the text to be drawn. */
+ for (graph_ofs = ofs; graph_ofs > 0; graph_ofs--)
+ if (!isspace (line[graph_ofs - 1]))
+ break;
+ width -= ofs - graph_ofs;
/* Draw text. */
- text_draw (a, cell->options, bb, clip, y, line, ofs, width);
+ text_draw (a, contents->options, bb, clip, y, line, graph_ofs, width);
- /* Next line. */
- pos += ofs;
- if (ofs < n && isspace (line[ofs]))
- pos++;
+ /* If a new-line ended the line, just skip the new-line. Otherwise, skip
+ past any spaces past the end of the line (but not past a new-line). */
+ if (b[ofs] == UC_BREAK_MANDATORY)
+ ofs++;
+ else
+ while (ofs < n && isspace (line[ofs]) && b[ofs] != UC_BREAK_MANDATORY)
+ ofs++;
+ if (width > *widthp)
+ *widthp = width;
+ pos += ofs;
}
- *heightp = y - bb[V][0];
free (breaks);
+ if (text != contents->text)
+ free (CONST_CAST (char *, text));
+
+ return y;
+}
+
+static void
+ascii_layout_cell (struct ascii_driver *a, const struct table_cell *cell,
+ int bb_[TABLE_N_AXES][2], int clip[TABLE_N_AXES][2],
+ int *widthp, int *heightp)
+{
+ int bb[TABLE_N_AXES][2];
+ size_t i;
+
+ *widthp = 0;
+ *heightp = 0;
+
+ memcpy (bb, bb_, sizeof bb);
+ for (i = 0; i < cell->n_contents && bb[V][0] < bb[V][1]; i++)
+ {
+ const struct cell_contents *contents = &cell->contents[i];
+
+ /* Put a blank line between contents. */
+ if (i > 0)
+ {
+ bb[V][0]++;
+ if (bb[V][0] >= bb[V][1])
+ break;
+ }
+
+ bb[V][0] = ascii_layout_cell_text (a, contents, bb, clip, widthp);
+ }
+ *heightp = bb[V][0] - bb_[V][0];
}
void
const char *s, int x, int y, unsigned int options)
{
struct ascii_driver *a = ascii_driver_cast (driver);
- struct table_cell cell;
int bb[TABLE_N_AXES][2];
int width, height;
if (a->file == NULL && !ascii_open_page (a))
return;
- a->y = 0;
- memset (&cell, 0, sizeof cell);
- cell.contents = s;
- cell.options = options | TAB_LEFT;
+ struct cell_contents contents = {
+ .options = options | TAB_LEFT,
+ .text = CONST_CAST (char *, s),
+ };
+
+ struct table_cell cell = {
+ .contents = &contents,
+ .n_contents = 1,
+ };
bb[TABLE_HORZ][0] = x;
bb[TABLE_HORZ][1] = a->width;
bb[TABLE_VERT][0] = y;
- bb[TABLE_VERT][1] = a->length;
+ bb[TABLE_VERT][1] = INT_MAX;
ascii_layout_cell (a, &cell, bb, bb, &width, &height);
+}
- a->y = 1;
+void
+ascii_test_set_length (struct output_driver *driver, int y, int length)
+{
+ struct ascii_driver *a = ascii_driver_cast (driver);
+
+ if (a->file == NULL && !ascii_open_page (a))
+ return;
+
+ if (y < 0)
+ return;
+ u8_line_set_length (&a->lines[y], length);
+}
+
+void
+ascii_test_flush (struct output_driver *driver)
+{
+ struct ascii_driver *a = ascii_driver_cast (driver);
+
+ for (size_t i = a->allocated_lines; i-- > 0; )
+ if (a->lines[i].width)
+ {
+ ascii_output_lines (a, i + 1);
+ break;
+ }
}
\f
/* ascii_close_page () and support routines. */
static bool
ascii_open_page (struct ascii_driver *a)
{
- int i;
-
if (a->error)
return false;
if (a->file == NULL)
{
- a->file = fn_open (a->file_name, a->append ? "a" : "w");
+ a->file = fn_open (a->handle, a->append ? "a" : "w");
if (a->file != NULL)
{
if ( isatty (fileno (a->file)))
sigaction (SIGWINCH, &action, NULL);
#endif
a->auto_width = true;
- a->auto_length = true;
}
}
else
{
- error (0, errno, _("ascii: opening output file `%s'"),
- a->file_name);
+ msg_error (errno, _("ascii: opening output file `%s'"),
+ fh_get_file_name (a->handle));
a->error = true;
return false;
}
}
- a->page_number++;
-
- reallocate_lines (a);
-
- for (i = 0; i < a->length; i++)
- {
- struct ascii_line *line = &a->lines[i];
- ds_clear (&line->s);
- line->width = 0;
- }
-
return true;
}
-
-static void
-output_title_line (FILE *out, int width, const char *left, const char *right)
-{
- struct string s = DS_EMPTY_INITIALIZER;
- ds_put_byte_multiple (&s, ' ', width);
- if (left != NULL)
- {
- size_t length = MIN (strlen (left), width);
- memcpy (ds_end (&s) - width, left, length);
- }
- if (right != NULL)
- {
- size_t length = MIN (strlen (right), width);
- memcpy (ds_end (&s) - length, right, length);
- }
- ds_put_byte (&s, '\n');
- fputs (ds_cstr (&s), out);
- ds_destroy (&s);
-}
-
-static void
-ascii_close_page (struct ascii_driver *a)
-{
- bool any_blank;
- int i, y;
-
- a->y = 0;
- if (a->file == NULL)
- return;
-
- if (!a->top_margin && !a->bottom_margin && a->squeeze_blank_lines
- && !a->paginate && a->page_number > 1)
- putc ('\n', a->file);
-
- for (i = 0; i < a->top_margin; i++)
- putc ('\n', a->file);
- if (a->headers)
- {
- char *r1, *r2;
-
- r1 = xasprintf (_("%s - Page %d"), get_start_date (), a->page_number);
- r2 = xasprintf ("%s - %s" , version, host_system);
-
- output_title_line (a->file, a->width, a->title, r1);
- output_title_line (a->file, a->width, a->subtitle, r2);
- putc ('\n', a->file);
-
- free (r1);
- free (r2);
- }
-
- any_blank = false;
- for (y = 0; y < a->allocated_lines; y++)
- {
- struct ascii_line *line = &a->lines[y];
-
- if (a->squeeze_blank_lines && y > 0 && line->width == 0)
- any_blank = true;
- else
- {
- if (any_blank)
- {
- putc ('\n', a->file);
- any_blank = false;
- }
-
- while (ds_chomp_byte (&line->s, ' '))
- continue;
- fwrite (ds_data (&line->s), 1, ds_length (&line->s), a->file);
- putc ('\n', a->file);
- }
- }
- if (!a->squeeze_blank_lines)
- for (y = a->allocated_lines; y < a->length; y++)
- putc ('\n', a->file);
-
- for (i = 0; i < a->bottom_margin; i++)
- putc ('\n', a->file);
- if (a->paginate)
- putc ('\f', a->file);
-}