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60 lines
1.4 KiB
C
60 lines
1.4 KiB
C
/*
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* text.h - FIG text object
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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 TEXT_H
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#define TEXT_H
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/* use constants of FIG text sub_type */
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enum text_align {
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text_min = 0, // left or bottom
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text_mid = 1, // center
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text_max = 2, // right or top
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};
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enum text_style {
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text_normal,
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text_italic,
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};
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struct text {
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const char *s;
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int size;
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int x, y;
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int rot;
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enum text_align hor;
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enum text_align vert;
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};
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void text_init(struct text *txt);
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void text_free(struct text *txt);
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void text_set(struct text *txt, const char *s);
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void text_rot(struct text *txt, int deg);
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void text_flip_x(struct text *txt);
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enum text_align text_flip(enum text_align align);
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void text_fig(const struct text *txt, int color, unsigned layer);
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void text_rel(const struct text *txt, enum text_align xr, enum text_align yr,
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int dx, int dy, int *res_x, int *res_y);
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void text_shift(struct text *txt, enum text_align xr, enum text_align yr,
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int dx, int dy);
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int text_rel_x(const struct text *txt, enum text_align xr, enum text_align yr,
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int dx, int dy);
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int text_rel_y(const struct text *txt, enum text_align xr, enum text_align yr,
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int dx, int dy);
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#endif /* !TEXT_H */
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