42 lines
1.4 KiB
C
42 lines
1.4 KiB
C
/*
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* Copyright (c) 2014, 2015, 2016, 2017 Jonas 'Sortie' Termansen.
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*
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* vgafont.h
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* VGA font rendering.
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*/
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#ifndef VGAFONT_H
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#define VGAFONT_H
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#include <stdint.h>
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#include "framebuffer.h"
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#define FONT_REALWIDTH 8
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#define FONT_WIDTH 9
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#define FONT_HEIGHT 16
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#define FONT_CHARSIZE (FONT_REALWIDTH * FONT_HEIGHT / 8)
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#define FONT_NUMCHARS 256
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extern uint8_t font[FONT_CHARSIZE * FONT_NUMCHARS];
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void load_font(void);
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void render_char(struct framebuffer fb, wchar_t c, uint32_t color);
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void render_text(struct framebuffer fb, const char* str, uint32_t color);
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size_t render_text_columns(const char* str);
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size_t render_text_width(const char* str);
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#endif
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