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/*
* ***** BEGIN GPL LICENSE BLOCK *****
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* Contributor(s): Thomas Beck.
*
* ***** END GPL LICENSE BLOCK *****
*/
/** \file blender/imbuf/intern/thumbs_font.c
* \ingroup imbuf
*/
#include "BLI_utildefines.h"
#include "BLI_string.h"
#include "BLI_fileops.h"
#include "BLI_hash_md5.h"
#include "IMB_imbuf_types.h"
#include "IMB_imbuf.h"
#include "IMB_thumbs.h"
/* XXX, bad level call */
#include "../../blenfont/BLF_api.h"
#include "../../blentranslation/BLT_translation.h"
static const char *thumb_str[] = {
N_("AaBbCc"),
N_("The quick"),
N_("brown fox"),
N_("jumps over"),
N_("the lazy dog"),
};
struct ImBuf *IMB_thumb_load_font(const char *filename, unsigned int x, unsigned int y)
{
const int font_size = y / 4;
struct ImBuf *ibuf;
float font_color[4];
/* create a white image (theme color is used for drawing) */
font_color[0] = font_color[1] = font_color[2] = 1.0f;
/* fill with zero alpha */
font_color[3] = 0.0f;
ibuf = IMB_allocImBuf(x, y, 32, IB_rect | IB_metadata);
IMB_rectfill(ibuf, font_color);
/* draw with full alpha */
font_color[3] = 1.0f;
BLF_thumb_preview(
filename, thumb_str, ARRAY_SIZE(thumb_str),
font_color, font_size,
(unsigned char *)ibuf->rect, ibuf->x, ibuf->y, ibuf->channels);
return ibuf;
}
bool IMB_thumb_load_font_get_hash(char *r_hash)
{
char buf[1024];
char *str = buf;
size_t len = 0;
int draw_str_lines = ARRAY_SIZE(thumb_str);
int i;
unsigned char digest[16];
len += BLI_strncpy_rlen(str + len, THUMB_DEFAULT_HASH, sizeof(buf) - len);
for (i = 0; (i < draw_str_lines) && (len < sizeof(buf)); i++) {
len += BLI_strncpy_rlen(str + len, BLT_translate_do(BLT_I18NCONTEXT_DEFAULT, thumb_str[i]), sizeof(buf) - len);
}
BLI_hash_md5_buffer(str, len, digest);
r_hash[0] = '\0';
BLI_hash_md5_to_hexdigest(digest, r_hash);
return true;
}
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