mirror of
git://projects.qi-hardware.com/eda-tools.git
synced 2024-12-23 20:45:32 +02:00
378 lines
8.5 KiB
C
378 lines
8.5 KiB
C
/*
|
|
* pdf.c - Generate PDF
|
|
*
|
|
* Copyright 2012, 2013 by Werner Almesberger
|
|
*
|
|
* 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
|
|
* the Free Software Foundation; either version 2 of the License, or
|
|
* (at your option) any later version.
|
|
*/
|
|
|
|
#define _GNU_SOURCE /* for strcasecmp */
|
|
#include <stdlib.h>
|
|
#include <stdio.h>
|
|
#include <string.h>
|
|
|
|
#include "util.h"
|
|
#include "run.h"
|
|
#include "genkicat.h"
|
|
#include "tree.h"
|
|
#include "libs.h"
|
|
#include "pdf.h"
|
|
|
|
|
|
static struct format {
|
|
const char *file_setup;
|
|
const char *overlay_setup;
|
|
int left;
|
|
struct text {
|
|
const char *font;
|
|
int size;
|
|
int y;
|
|
} name, path, lib, comment, index;
|
|
int comment_line_skip;
|
|
int index_line_skip;
|
|
int index_column_skip;
|
|
int index_lines;
|
|
int index_columns;
|
|
} landscape = {
|
|
.file_setup = "%%Orientation: Landscape",
|
|
.overlay_setup = "90 rotate",
|
|
.left = 20,
|
|
.name = { "Helvetica-Bold", 24, 57 },
|
|
.path = { "Helvetica-Bold", 18, 30 },
|
|
.lib = { "Courier", 12, 75 },
|
|
.comment = { "Helvetica", 12, 600 },
|
|
.index = { "Helvetica", 10, 32 },
|
|
.comment_line_skip = 14,
|
|
.index_line_skip = 12,
|
|
.index_column_skip = 195, /* make a little wider than in portrait */
|
|
.index_lines = 45,
|
|
.index_columns = 4,
|
|
}, portrait = {
|
|
.file_setup = "%%Orientation: Portrait",
|
|
.overlay_setup = "0 790 translate",
|
|
.left = 20,
|
|
.name = { "Helvetica-Bold", 24, 57 },
|
|
.path = { "Helvetica-Bold", 18, 30 },
|
|
.lib = { "Courier", 12, 75 },
|
|
.comment = { "Helvetica", 12, 740 },
|
|
.index = { "Helvetica", 10, 0 },
|
|
.comment_line_skip = 14,
|
|
.index_line_skip = 12,
|
|
.index_column_skip = 185,
|
|
.index_lines = 63,
|
|
.index_columns = 3,
|
|
};
|
|
|
|
static const struct format *format;
|
|
|
|
static int total, done = 0;
|
|
|
|
|
|
/* ----- Utility functions ------------------------------------------------- */
|
|
|
|
|
|
static void ps_string(FILE *file, const char *s)
|
|
{
|
|
fputc('(', file);
|
|
while (*s) {
|
|
if (*s == '(' || *s == ')' || *s == '\\')
|
|
fputc('\\', file);
|
|
fputc(*s, file);
|
|
s++;
|
|
}
|
|
fputc(')', file);
|
|
}
|
|
|
|
|
|
/* ----- Alphabetic index -------------------------------------------------- */
|
|
|
|
|
|
struct index {
|
|
const char *s;
|
|
const struct node *node;
|
|
};
|
|
|
|
|
|
static void collect_names(const struct node *node, struct index **idx, int *n)
|
|
{
|
|
const struct name *name;
|
|
|
|
while (node) {
|
|
if (node->child)
|
|
collect_names(node->child, idx, n);
|
|
else {
|
|
for (name = node->e->names; name; name = name->next) {
|
|
(*n)++;
|
|
*idx = realloc(*idx, *n*sizeof(struct entry));
|
|
if (!*idx)
|
|
abort();
|
|
(*idx)[*n-1].s = name->s;
|
|
(*idx)[*n-1].node = node;
|
|
}
|
|
}
|
|
node = node->next;
|
|
}
|
|
}
|
|
|
|
|
|
static int comp(const void *a, const void *b)
|
|
{
|
|
const struct index *ai = a;
|
|
const struct index *bi = b;
|
|
|
|
return strcasecmp(ai->s, bi->s);
|
|
}
|
|
|
|
|
|
static void make_index(FILE *file, const struct node *node)
|
|
{
|
|
struct index *idx = NULL;
|
|
const struct index *p;
|
|
int n = 0;
|
|
int line = 0, col = 0;
|
|
|
|
collect_names(node, &idx, &n);
|
|
qsort(idx, n, sizeof(struct index), comp);
|
|
|
|
fprintf(file, "[ /Title (Index) /Count 0 /OUT pdfmark\n");
|
|
|
|
fprintf(file, "/%s findfont %d scalefont setfont\n",
|
|
format->index.font, format->index.size);
|
|
fprintf(file, "gsave %s 0 setgray\n", format->overlay_setup);
|
|
|
|
for (p = idx; p != idx+n; p++) {
|
|
if (line == format->index_lines) {
|
|
line = 0;
|
|
col++;
|
|
}
|
|
if (col == format->index_columns) {
|
|
fprintf(file, "grestore showpage\n");
|
|
fprintf(file, "gsave %s 0 setgray\n",
|
|
format->overlay_setup);
|
|
col = 0;
|
|
}
|
|
fprintf(file, "newpath %d -%d moveto currentpoint\n",
|
|
format->left+col*format->index_column_skip,
|
|
format->index.y+line*format->index_line_skip);
|
|
|
|
fprintf(file, "[ /Rect [ ");
|
|
ps_string(file, p->s);
|
|
fprintf(file, " false charpath flattenpath pathbbox ]\n");
|
|
fprintf(file, " /Subtype /Link\n");
|
|
fprintf(file, " /Border [ 0 0 0 ]\n");
|
|
fprintf(file, " /Action << /Subtype /GoTo /Dest /%p%p >>\n",
|
|
p->node, p->s);
|
|
fprintf(file, " /ANN pdfmark\n");
|
|
|
|
fprintf(file, "moveto ");
|
|
ps_string(file, p->s);
|
|
fprintf(file, " show\n");
|
|
line++;
|
|
}
|
|
fprintf(file, "grestore showpage\n");
|
|
|
|
free(idx);
|
|
}
|
|
|
|
|
|
/* ----- Overlay and table of contents ------------------------------------- */
|
|
|
|
|
|
static int children(const struct node *node)
|
|
{
|
|
int n = 0;
|
|
|
|
while (node) {
|
|
n++;
|
|
node = node->next;
|
|
}
|
|
return n;
|
|
}
|
|
|
|
|
|
static void print_path(FILE *file, const struct node *node)
|
|
{
|
|
if (node->parent) {
|
|
print_path(file, node->parent);
|
|
fprintf(file, "( > ) show\n");
|
|
}
|
|
ps_string(file, node->name);
|
|
fprintf(file, " 0.5 setgray show 0 setgray\n");
|
|
}
|
|
|
|
|
|
static void make_title(FILE *file, const struct node *node, int unit)
|
|
{
|
|
const struct name *name;
|
|
|
|
fprintf(file, "gsave %s 0 setgray\n", format->overlay_setup);
|
|
|
|
fprintf(file, "/%s findfont %d scalefont setfont\n",
|
|
format->name.font, format->name.size);
|
|
fprintf(file, "%d %d moveto\n", format->left, -format->name.y);
|
|
for (name = node->e->names; name; name = name->next) {
|
|
if (name != node->e->names)
|
|
fprintf(file, "(, ) show 0.5 setgray\n");
|
|
ps_string(file, name->s);
|
|
fprintf(file, " show\n");
|
|
if (!unit)
|
|
fprintf(file, "[ /Dest /%p%p /DEST pdfmark\n",
|
|
node, name->s);
|
|
}
|
|
fprintf(file, "0 setgray\n");
|
|
if (node->e->units > 1)
|
|
fprintf(file, " ( \\(%c\\)) show\n", 'A'+unit);
|
|
|
|
fprintf(file, "/%s findfont %d scalefont setfont\n",
|
|
format->path.font, format->path.size);
|
|
fprintf(file, "%d %d moveto\n", format->left, -format->path.y);
|
|
print_path(file, node);
|
|
|
|
fprintf(file, "/%s findfont %d scalefont setfont\n",
|
|
format->lib.font, format->lib.size);
|
|
fprintf(file, "%d %d moveto\n", format->left, -format->lib.y);
|
|
ps_string(file, node->e->file->path);
|
|
fprintf(file, " show\n");
|
|
|
|
fprintf(file, "grestore\n");
|
|
}
|
|
|
|
|
|
static void print_comment(FILE *file, const struct line *comment)
|
|
{
|
|
const struct line *line;
|
|
int lines = 0;
|
|
int n;
|
|
|
|
fprintf(file, "gsave %s 0 setgray\n", format->overlay_setup);
|
|
fprintf(file, "/%s findfont %d scalefont setfont\n",
|
|
format->comment.font, format->comment.size);
|
|
for (line = comment; line; line = line->next)
|
|
lines++;
|
|
n = 0;
|
|
for (line = comment; line; line = line->next) {
|
|
n++;
|
|
fprintf(file, "newpath %d -%d moveto\n", format->left,
|
|
format->comment.y+(n-lines)*format->comment_line_skip);
|
|
if (line->url) {
|
|
fprintf(file, "currentpoint\n");
|
|
fprintf(file, "[ /Rect [ ");
|
|
ps_string(file, line->s);
|
|
fprintf(file,
|
|
" false charpath flattenpath pathbbox ]\n");
|
|
fprintf(file, " /Subtype /Link\n");
|
|
fprintf(file, " /Border [ 0 0 0 ]\n");
|
|
fprintf(file, " /Action << /Subtype /URI /URI ");
|
|
ps_string(file, line->s);
|
|
fprintf(file, " >>\n");
|
|
fprintf(file, " /ANN pdfmark\n");
|
|
fprintf(file, " moveto\n");
|
|
}
|
|
ps_string(file, line->s);
|
|
fprintf(file, " show\n");
|
|
|
|
}
|
|
fprintf(file, "grestore\n");
|
|
}
|
|
|
|
|
|
/* ----- Component conversion ---------------------------------------------- */
|
|
|
|
|
|
static void convert_entry(const struct node *node, FILE *out)
|
|
{
|
|
const struct lib *lib = node->e->file->lib;
|
|
int i;
|
|
|
|
for (i = 0; i != node->e->units; i++) {
|
|
if (!quiet) {
|
|
fprintf(stderr, "\r%u/%u", ++done, total);
|
|
fflush(stderr);
|
|
}
|
|
make_title(out, node, i);
|
|
if (!i && node->comment)
|
|
print_comment(out, node->comment);
|
|
fprintf(out, "gsave\n");
|
|
node->e->file->lib->ps_entry(out, lib, node->e, i,
|
|
format == &landscape);
|
|
fprintf(out, "\ngrestore\n");
|
|
}
|
|
}
|
|
|
|
|
|
static void convert_tree(const struct node *node, FILE *out)
|
|
{
|
|
while (node) {
|
|
fprintf(out, "[ /Title (%s) /Count %d /OUT pdfmark\n",
|
|
node->name, -children(node->child));
|
|
if (node->child)
|
|
convert_tree(node->child, out);
|
|
else
|
|
convert_entry(node, out);
|
|
node = node->next;
|
|
}
|
|
}
|
|
|
|
|
|
/* ----- Setup and PDF generation ------------------------------------------ */
|
|
|
|
|
|
static int count_tree(const struct node *node)
|
|
{
|
|
int sum = 0;
|
|
|
|
while (node) {
|
|
if (node->child)
|
|
sum += count_tree(node->child);
|
|
else
|
|
sum += node->e->units;
|
|
node = node->next;
|
|
}
|
|
return sum;
|
|
}
|
|
|
|
|
|
void make_pdf(int pdf, int use_portrait, const char *title_page)
|
|
{
|
|
FILE *out;
|
|
int res;
|
|
|
|
if (use_portrait)
|
|
format = &portrait;
|
|
else
|
|
format = &landscape;
|
|
if (pdf)
|
|
out = popen(
|
|
"gs -q -dNOPAUSE -dBATCH -sDEVICE=pdfwrite -sPAPERSIZE=a4 "
|
|
"-sOutputFile=- -f -", "w");
|
|
else
|
|
out = popen("cat", "w");
|
|
if (!out) {
|
|
perror("gs");
|
|
exit(1);
|
|
}
|
|
fprintf(out, "%%!PS\n%s\n", format->file_setup);
|
|
if (title_page) {
|
|
fprintf(out, "gsave\n");
|
|
cat(out, title_page);
|
|
fprintf(out, "grestore\n");
|
|
}
|
|
make_index(out, tree);
|
|
total = count_tree(tree);
|
|
convert_tree(tree, out);
|
|
if (!quiet)
|
|
fprintf(stderr, "\rFinishing\n");
|
|
res = pclose(out);
|
|
if (res < 0) {
|
|
perror("pclose");
|
|
exit(1);
|
|
}
|
|
if (res) {
|
|
fprintf(stderr, "exit status %d\n", res);
|
|
exit(1);
|
|
}
|
|
}
|