mirror of
git://projects.qi-hardware.com/ben-wpan.git
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5392401c0a
- gui.c (area_off, gui): don't show a regulation area by default - letter.h, letter.c: drawing of limited character set - Makefile (OBJS_host, OBJS_ben_jlime): added letter.o - gui.c (print, area_selector, gui): show regulation area selector
64 lines
1.4 KiB
C
64 lines
1.4 KiB
C
/*
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* atrf-rssi/letter.c - Draw 7 segment style letters
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*
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* Written 2011 by Werner Almesberger
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* Copyright 2011 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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#include <stdint.h>
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#include "SDL.h"
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#include "SDL_gfxPrimitives.h"
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#include "letter.h"
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static void hlines_3(SDL_Surface *s, int x0, int x1, int y0, int ym, int y1,
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uint32_t fg)
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{
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hlineColor(s, x0, x1, y0, fg);
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hlineColor(s, x0, x1, ym, fg);
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hlineColor(s, x0, x1, y1, fg);
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}
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void letter(SDL_Surface *s, char c, int x0, int x1, int y0, int ym, int y1,
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uint32_t fg)
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{
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switch (c) {
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case 'E':
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hlines_3(s, x0, x1, y0, ym, y1, fg);
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vlineColor(s, x0, y0, y1, fg);
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break;
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case 'U':
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vlineColor(s, x0, ym, y1, fg);
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/* fall through */
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case 'J':
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hlineColor(s, x0, x1, y0, fg);
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vlineColor(s, x1, y0, y1, fg);
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vlineColor(s, x0, y0, ym, fg);
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break;
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case 'P':
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hlineColor(s, x0, x1, y1, fg);
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hlineColor(s, x0, x1, ym, fg);
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vlineColor(s, x1, ym, y1, fg);
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vlineColor(s, x0, y0, y1, fg);
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break;
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case 'S':
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hlines_3(s, x0, x1, y0, ym, y1, fg);
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vlineColor(s, x0, ym, y1, fg);
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vlineColor(s, x1, y0, ym, fg);
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break;
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hlineColor(s, x0, x1, y0, fg);
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vlineColor(s, x0, y0, y1, fg);
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default:
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abort();
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}
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}
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