1 files changed, 100 insertions, 0 deletions
diff --git a/source/blender/imbuf/intern/thumbs_font.c b/source/blender/imbuf/intern/thumbs_font.c
new file mode 100644
index 00000000000..4b024f3c51b
--- /dev/null
+++ b/source/blender/imbuf/intern/thumbs_font.c
@@ -0,0 +1,100 @@
+/*
+ * ***** 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 "../../blenfont/BLF_translation.h"  /* 'N_' macro and BLF_lang_get()... */
+
+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, BLF_translate_do(BLF_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;
+}