mirror of
git://projects.qi-hardware.com/eda-tools.git
synced 2024-11-23 02:30:36 +02:00
49a6ebd797
That way, we can use relative paths on the command line, ideally just ./eeshow foo.lib bar.lib com/plex/path/foo.sch
271 lines
6.2 KiB
C
271 lines
6.2 KiB
C
/*
|
|
* lib.c - Parse Eeschema .lib file
|
|
*
|
|
* Written 2016 by Werner Almesberger
|
|
* Copyright 2016 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.
|
|
*/
|
|
|
|
|
|
#include <stdlib.h>
|
|
#include <stdio.h>
|
|
#include <assert.h>
|
|
|
|
#include "util.h"
|
|
#include "text.h"
|
|
#include "file.h"
|
|
#include "lib.h"
|
|
|
|
|
|
/* ----- Text -------------------------------------------------------------- */
|
|
|
|
|
|
static enum text_style decode_style(const char *s)
|
|
{
|
|
if (!strcmp(s, "Normal"))
|
|
return text_normal;
|
|
assert(0);
|
|
}
|
|
|
|
|
|
/* ----- Polygons ---------------------------------------------------------- */
|
|
|
|
|
|
static bool parse_poly(struct lib_poly *poly, const char *line, int points)
|
|
{
|
|
int i, n;
|
|
|
|
poly->points = points;
|
|
poly->x = alloc_size(sizeof(int) * points);
|
|
poly->y = alloc_size(sizeof(int) * points);
|
|
for (i = 0; i != points; i++) {
|
|
if (sscanf(line, "%d %d %n",
|
|
poly->x + i, poly->y + i, &n) != 2)
|
|
return 0;
|
|
line += n;
|
|
}
|
|
if (sscanf(line, "%c", &poly->fill) != 1)
|
|
return 0;
|
|
return 1;
|
|
}
|
|
|
|
|
|
/* ----- Definitions ------------------------------------------------------- */
|
|
|
|
|
|
static bool parse_def(struct lib *lib, const char *line)
|
|
{
|
|
char *s;
|
|
char draw_num, draw_name;
|
|
unsigned name_offset;
|
|
unsigned units;
|
|
|
|
if (sscanf(line, "DEF %ms %*s %*d %u %c %c %u",
|
|
&s, &name_offset, &draw_num, &draw_name, &units) != 5)
|
|
return 0;
|
|
|
|
lib->curr_comp = alloc_type(struct comp);
|
|
if (*s == '~')
|
|
s++;
|
|
lib->curr_comp->name = s;
|
|
lib->curr_comp->units = units;
|
|
|
|
lib->curr_comp->visible = 0;
|
|
lib->curr_comp->show_pin_name = draw_name == 'Y';
|
|
lib->curr_comp->show_pin_num = draw_num == 'Y';
|
|
lib->curr_comp->name_offset = name_offset;
|
|
|
|
lib->curr_comp->objs = NULL;
|
|
lib->next_obj = &lib->curr_comp->objs;
|
|
|
|
lib->curr_comp->next = NULL;
|
|
*lib->next_comp = lib->curr_comp;
|
|
lib->next_comp = &lib->curr_comp->next;
|
|
|
|
return 1;
|
|
}
|
|
|
|
|
|
/* ----- Arcs -------------------------------------------------------------- */
|
|
|
|
|
|
static bool parse_arc(struct lib_obj *obj, const char *line)
|
|
{
|
|
struct lib_arc *arc = &obj->u.arc;
|
|
int a1, a2;
|
|
|
|
if (sscanf(line, "A %d %d %d %d %d %u %u %u %c",
|
|
&arc->x, &arc->y, &arc->r, &a1, &a2, &obj->unit, &obj->convert,
|
|
&arc->thick, &arc->fill) != 9)
|
|
return 0;
|
|
|
|
/*
|
|
* KiCad arcs can be clockwise or counter-clockwise. They must always
|
|
* be smaller than 180 degrees.
|
|
*/
|
|
|
|
while (a1 < 0)
|
|
a1 += 3600;
|
|
while (a2 < 0)
|
|
a2 += 3600;
|
|
a1 %= 3600;
|
|
a2 %= 3600;
|
|
if (a2 < a1)
|
|
a2 += 3600;
|
|
assert(a2 - a1 != 1800);
|
|
if (a2 - a1 > 1800)
|
|
swap(a1, a2);
|
|
|
|
arc->start_a = (a1 % 3600) / 10;
|
|
arc->end_a = (a2 % 3600) / 10;
|
|
|
|
return 1;
|
|
}
|
|
|
|
|
|
/* ----- Library parser ---------------------------------------------------- */
|
|
|
|
|
|
static bool lib_parse_line(const struct file *file,
|
|
void *user, const char *line)
|
|
{
|
|
struct lib *lib = user;
|
|
int n = 0;
|
|
unsigned points;
|
|
struct lib_obj *obj;
|
|
char *style;
|
|
unsigned zero1, zero2;
|
|
char vis;
|
|
|
|
switch (lib->state) {
|
|
case lib_skip:
|
|
if (parse_def(lib, line)) {
|
|
lib->state = lib_def;
|
|
return 1;
|
|
}
|
|
return 1;
|
|
case lib_def:
|
|
if (sscanf(line, "DRAW%n", &n) == 0 && n) {
|
|
lib->state = lib_draw;
|
|
return 1;
|
|
}
|
|
if (sscanf(line, "F%d \"\" %*d %*d %*d %*c %c", &n, &vis) == 2
|
|
|| sscanf(line, "F%d \"%*[^\"]\" %*d %*d %*d %*c %c",
|
|
&n, &vis) == 2) {
|
|
if (vis == 'V')
|
|
lib->curr_comp->visible |= 1 << n;
|
|
return 1;
|
|
}
|
|
/* @@@ explicitly ignore FPLIST */
|
|
return 1;
|
|
case lib_draw:
|
|
if (sscanf(line, "ENDDRAW%n", &n) == 0 && n) {
|
|
lib->state = lib_skip;
|
|
return 1;
|
|
}
|
|
|
|
obj = alloc_type(struct lib_obj);
|
|
obj->next = NULL;
|
|
*lib->next_obj = obj;
|
|
lib->next_obj = &obj->next;
|
|
|
|
if (sscanf(line, "P %u %u %u %u %n",
|
|
&points, &obj->unit, &obj->convert, &obj->u.poly.thick,
|
|
&n) == 4) {
|
|
obj->type = lib_obj_poly;
|
|
if (parse_poly(&obj->u.poly, line + n, points))
|
|
return 1;
|
|
break;
|
|
}
|
|
if (sscanf(line, "S %d %d %d %d %u %u %d %c",
|
|
&obj->u.rect.sx, &obj->u.rect.sy, &obj->u.rect.ex,
|
|
&obj->u.rect.ey, &obj->unit, &obj->convert,
|
|
&obj->u.rect.thick, &obj->u.rect.fill) == 8) {
|
|
obj->type = lib_obj_rect;
|
|
return 1;
|
|
}
|
|
if (sscanf(line, "C %d %d %d %u %u %d %c",
|
|
&obj->u.circ.x, &obj->u.circ.y, &obj->u.circ.r,
|
|
&obj->unit, &obj->convert, &obj->u.circ.thick,
|
|
&obj->u.circ.fill) == 7) {
|
|
obj->type = lib_obj_circ;
|
|
return 1;
|
|
}
|
|
if (parse_arc(obj, line)) {
|
|
obj->type = lib_obj_arc;
|
|
return 1;
|
|
}
|
|
n = sscanf(line,
|
|
"T %d %d %d %d %u %u %u \"%m[^\"]\" %ms %u %c %c",
|
|
&obj->u.text.orient, &obj->u.text.x, &obj->u.text.y,
|
|
&obj->u.text.dim, &zero1, &obj->unit, &obj->convert,
|
|
&obj->u.text.s, &style, &zero2,
|
|
&obj->u.text.hor_align, &obj->u.text.vert_align);
|
|
if (n != 12) {
|
|
n = sscanf(line,
|
|
"T %d %d %d %d %u %u %u %ms %ms %u %c %c",
|
|
&obj->u.text.orient, &obj->u.text.x, &obj->u.text.y,
|
|
&obj->u.text.dim, &zero1, &obj->unit, &obj->convert,
|
|
&obj->u.text.s, &style, &zero2,
|
|
&obj->u.text.hor_align, &obj->u.text.vert_align);
|
|
while (n == 12) {
|
|
char *tilde;
|
|
|
|
tilde = strchr(obj->u.text.s, '~');
|
|
if (!tilde)
|
|
break;
|
|
*tilde = ' ';
|
|
}
|
|
}
|
|
/*
|
|
* zero2 seems to be the font style: 0 = normal, 1 = bold ?
|
|
*/
|
|
if (n == 12) {
|
|
if (zero1) {
|
|
fprintf(stderr, "%u: only understand 0 x x\n"
|
|
"\"%s\"\n", file->lineno, line);
|
|
exit(1);
|
|
}
|
|
obj->u.text.style = decode_style(style);
|
|
obj->type = lib_obj_text;
|
|
return 1;
|
|
}
|
|
if (sscanf(line, "X %ms %ms %d %d %d %c %d %d %u %u %c",
|
|
&obj->u.pin.name, &obj->u.pin.number,
|
|
&obj->u.pin.x, &obj->u.pin.y, &obj->u.pin.length,
|
|
&obj->u.pin.orient,
|
|
&obj->u.pin.number_size, &obj->u.pin.name_size,
|
|
&obj->unit, &obj->convert, &obj->u.pin.etype) == 11) {
|
|
obj->type = lib_obj_pin;
|
|
return 1;
|
|
}
|
|
break;
|
|
default:
|
|
abort();
|
|
}
|
|
fprintf(stderr, "%u: cannot parse\n\"%s\"\n", file->lineno, line);
|
|
exit(1);
|
|
}
|
|
|
|
|
|
void lib_parse(struct lib *lib, const char *name, const struct file *related)
|
|
{
|
|
struct file file;
|
|
|
|
lib->state = lib_skip;
|
|
file_open(&file, name, related);
|
|
file_read(&file, lib_parse_line, lib);
|
|
file_close(&file);
|
|
}
|
|
|
|
|
|
void lib_init(struct lib *lib)
|
|
{
|
|
lib->comps = NULL;
|
|
lib->next_comp = &lib->comps;
|
|
}
|