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/*
* This file is part of RUfl
* Licensed under the MIT License,
* http://www.opensource.org/licenses/mit-license
* Copyright 2006 James Bursa <james@semichrome.net>
*/
#include <errno.h>
#include <stdio.h>
#include <string.h>
#include "rufl.h"
static void try(rufl_code code, const char *context);
static void callback(void *context,
const char *font_name, unsigned int font_size,
const char *s8, unsigned short *s16, unsigned int n,
int x, int y);
int main(void)
{
char utf8_test[] = "Hello, world! ὕαλον "
"Uherské Hradiště. 𐀀";
int width;
size_t char_offset;
int x;
int actual_x;
try(rufl_init(), "rufl_init");
rufl_dump_state();
try(rufl_paint("NewHall", rufl_WEIGHT_400, 240,
utf8_test, sizeof utf8_test - 1,
1200, 1000, 0), "rufl_paint");
try(rufl_width("NewHall", rufl_WEIGHT_400, 240,
utf8_test, sizeof utf8_test - 1,
&width), "rufl_width");
printf("width: %i\n", width);
for (x = 0; x < width + 100; x += 100) {
try(rufl_x_to_offset("NewHall", rufl_WEIGHT_400, 240,
utf8_test, sizeof utf8_test - 1,
x, &char_offset, &actual_x),
"rufl_x_to_offset");
printf("x to offset: %i -> %i %i \"%s\"\n", x, actual_x,
char_offset, utf8_test + char_offset);
try(rufl_split("NewHall", rufl_WEIGHT_400, 240,
utf8_test, sizeof utf8_test - 1,
x, &char_offset, &actual_x),
"rufl_split");
printf("split: %i -> %i %i \"%s\"\n", x, actual_x,
char_offset, utf8_test + char_offset);
}
try(rufl_paint_callback("NewHall", rufl_WEIGHT_400, 240,
utf8_test, sizeof utf8_test - 1,
1200, 1000, callback, 0), "rufl_paint_callback");
rufl_quit();
return 0;
}
void try(rufl_code code, const char *context)
{
if (code == rufl_OK)
return;
else if (code == rufl_OUT_OF_MEMORY)
printf("error: %s: out of memory\n", context);
else if (code == rufl_FONT_MANAGER_ERROR)
printf("error: %s: Font Manager error %x %s\n", context,
rufl_fm_error->errnum,
rufl_fm_error->errmess);
else if (code == rufl_FONT_NOT_FOUND)
printf("error: %s: font not found\n", context);
else if (code == rufl_IO_ERROR)
printf("error: %s: io error: %i %s\n", context, errno,
strerror(errno));
else if (code == rufl_IO_EOF)
printf("error: %s: eof\n", context);
else
printf("error: %s: unknown error\n", context);
rufl_quit();
exit(1);
}
void callback(void *context,
const char *font_name, unsigned int font_size,
const char *s8, unsigned short *s16, unsigned int n,
int x, int y)
{
printf("callback: \"%s\", %u, ", font_name, font_size);
if (s8)
printf("s8 \"%.*s\" ", n, s8);
else {
printf("s16 \"");
for (unsigned int i = 0; i != n; i++)
printf("%x ", (unsigned int) s16[i]);
printf("\" ");
}
printf("%i %i\n", x, y);
}
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