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124 lines
2.3 KiB
C
124 lines
2.3 KiB
C
/*
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* sch.h - Parse Eeschema .sch file
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*
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* Written 2016 by Werner Almesberger
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* Copyright 2016 by Werner Almesberger
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*/
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#ifndef SCH_H
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#define SCH_H
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#include <stdbool.h>
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#include "dwg.h"
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#include "text.h"
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#include "lib.h"
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enum sch_state {
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sch_basic, /* basic state */
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sch_descr, /* prelude and description */
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sch_comp, /* component */
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sch_sheet, /* sub-sheet */
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sch_text, /* text or label */
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sch_wire, /* wire */
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};
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struct sch_obj {
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enum sch_obj_type {
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sch_obj_wire,
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sch_obj_junction,
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sch_obj_noconn,
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sch_obj_text,
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sch_obj_comp,
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sch_obj_sheet,
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} type;
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int x, y;
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union {
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struct sch_wire {
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void (*fn)(int sx, int sy, int ex, int ey);
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int ex, ey;
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} wire;
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struct sch_text {
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void (*fn)(int x, int y, const char *s,
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int dir, int dim, enum dwg_shape shape);
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const char *s;
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int dir; /* orientation */
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int dim; /* dimension */
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enum dwg_shape shape;
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} text;
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struct sch_comp {
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const struct comp *comp; /* current component */
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unsigned unit; /* unit of current component */
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struct comp_field {
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struct text txt;
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struct comp_field *next;
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} *fields;
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int m[6];
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} comp;
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struct sch_sheet {
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unsigned h, w;
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const char *sheet;
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unsigned sheet_dim;
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const char *file;
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unsigned file_dim;
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bool rotated;
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struct sheet_field {
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char *s;
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int x, y;
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unsigned dim;
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enum dwg_shape shape;
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unsigned side;
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struct sheet_field *next;
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} *fields;
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} sheet;
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} u;
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struct sch_obj *next;
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};
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struct sheet {
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struct sch_obj *objs;
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struct sheet *next;
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};
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struct sch_file {
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const char *name;
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int lineno;
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struct sch_file *parent;
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};
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struct sch_ctx {
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enum sch_state state;
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bool recurse;
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struct sch_obj obj;
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struct sch_obj **next_obj;
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struct sheet *sheets;
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struct sheet **next_sheet;
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const struct lib *lib;
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struct sch_file *file;
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};
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void decode_alignment(struct text *txt, char hor, char vert);
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void sch_render(const struct sheet *sheet);
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void sch_parse(struct sch_ctx *ctx, const char *file, const struct lib *lib);
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void sch_init(struct sch_ctx *ctx, bool recurse);
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#endif /* !SCH_H */
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