Just commit so I can continue tomorrow from work.

All the code have #if 0 / #endif so nothing to worry about.

6 files changed, 774 insertions, 0 deletions

diff --git a/source/blender/blenfont/BLF_api.h b/source/blender/blenfont/BLF_api.h
index 0a4ed0d7020..d91fbbf0fa9 100644
--- a/source/blender/blenfont/BLF_api.h
+++ b/source/blender/blenfont/BLF_api.h
@@ -49,4 +49,20 @@ int BLF_lang_error(void);
 /* Return the code string for the specified language code. */
 char *BLF_lang_find_code(short langid);
 
+#if 0
+
+/* Add a path to the font dir paths. */
+void BLF_dir_add(const char *path);
+
+/* Remove a path from the font dir paths. */
+void BLF_dir_rem(const char *path);
+
+/* Return an array with all the font dir (this can be used for filesel) */
+char **BLF_dir_get(int *ndir);
+
+/* Free the data return by BLF_dir_get. */
+void BLF_dir_free(char **dirs, int count);
+
+#endif /* zero!! */
+
 #endif /* BLF_API_H */
diff --git a/source/blender/blenfont/intern/blf_dir.c b/source/blender/blenfont/intern/blf_dir.c
new file mode 100644
index 00000000000..2472d36a1d8
--- /dev/null
+++ b/source/blender/blenfont/intern/blf_dir.c
@@ -0,0 +1,171 @@
+/**
+ * $Id$
+ *
+ * ***** 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., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ *
+ * The Original Code is Copyright (C) 2009 Blender Foundation.
+ * All rights reserved.
+ * 
+ * Contributor(s): Blender Foundation.
+ *
+ * ***** END GPL LICENSE BLOCK *****
+ */
+
+#if 0
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "MEM_guardedalloc.h"
+
+#include "DNA_listBase.h"
+
+#include "BKE_utildefines.h"
+
+#include "BLI_blenlib.h"
+#include "BLI_linklist.h"	/* linknode */
+#include "BLI_string.h"
+
+#include "blf_internal_types.h"
+
+static ListBase global_font_dir= { NULL, NULL };
+
+DirBLF *blf_dir_find(const char *path)
+{
+	DirBLF *p;
+	
+	p= global_font_dir.first;
+	while (p) {
+		if (!strcmp(p->path, path))
+			return(p);
+		p= p->next;
+	}
+	return(NULL);
+}
+
+void BLF_dir_add(const char *path)
+{
+	DirBLF *dir;
+	
+	dir= blf_dir_find(path);
+	if (dir) /* already in the list ? just return. */
+		return;
+	
+	dir= (DirBLF *)MEM_mallocN(sizeof(DirBLF), "BLF_dir_add");
+	dir->path= BLI_strdup(path);
+	BLI_addhead(&global_font_dir, dir);
+}
+
+void BLF_dir_rem(const char *path)
+{
+	DirBLF *dir;
+	
+	dir= blf_dir_find(path);
+	if (dir) {
+		BLI_remlink(&global_font_dir, dir);
+		MEM_freeN(dir->path);
+		MEM_freeN(dir);
+	}
+}
+
+char **BLF_dir_get(int *ndir)
+{
+	DirBLF *p;
+	char **dirs;
+	char *path;
+	int i, count;
+	
+	count= BLI_countlist(&global_font_dir);
+	if (!count)
+		return(NULL);
+	
+	dirs= (char **)MEM_mallocN(sizeof(char *) * count, "BLF_dir_get");
+	p= global_font_dir.first;
+	i= 0;
+	while (p) {
+		path= BLI_strdup(p->path);
+		dirs[i]= path;
+		p= p->next;
+	}
+	*ndir= i;
+	return(dirs);
+}
+
+void BLF_dir_free(char **dirs, int count)
+{
+	char *path;
+	int i;
+	
+	for (i= 0; i < count; i++) {
+		path= dirs[i];
+		MEM_freeN(path);
+	}
+	MEM_freeN(dirs);
+}
+
+char *blf_dir_search(char *file)
+{
+	DirBLF *dir;
+	char full_path[FILE_MAXDIR+FILE_MAXFILE];
+	char *s;
+	
+	dir= global_font_dir.first;
+	s= NULL;
+	while (dir) {
+		BLI_join_dirfile(full_path, dir->path, file);
+		if (BLI_exist(full_path)) {
+			s= (char *)MEM_mallocN(strlen(full_path)+1,"blf_dir_search");
+			strcpy(s, full_path);
+			break;
+		}
+		dir= dir->next;
+	}
+	
+	if (!s) {
+		/* check the current directory, why not ? */
+		if (BLI_exist(file))
+			s= BLI_strdup(file);
+	}
+	
+	return(s);
+}
+
+int blf_dir_split(const char *str, char *file, int *size)
+{
+	char *s, i, len;
+	
+	/* Window, Linux or Mac, this is always / */
+	s= strrchr(str, '/');
+	if (s) {
+		len= s - str;
+		for (i= 0; i < len; i++)
+			file[i]= str[i];
+
+		file[i]= '.';
+		file[i+1]= 't';
+		file[i+2]= 't';
+		file[i+3]= 'f';
+		file[i+4]= '\0';
+		s++;
+		*size= atoi(s);
+		return(1);
+	}
+	return(0);
+}
+
+#endif /* zero!! */
diff --git a/source/blender/blenfont/intern/blf_font.c b/source/blender/blenfont/intern/blf_font.c
new file mode 100644
index 00000000000..8c7ec7a480f
--- /dev/null
+++ b/source/blender/blenfont/intern/blf_font.c
@@ -0,0 +1,134 @@
+/**
+ * $Id:
+ *
+ * ***** 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., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ *
+ * The Original Code is Copyright (C) 2009 Blender Foundation.
+ * All rights reserved.
+ *
+ * 
+ * Contributor(s): Blender Foundation
+ *
+ * ***** END GPL LICENSE BLOCK *****
+ */
+
+#if 0
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include <ft2build.h>
+
+#include FT_FREETYPE_H
+#include FT_GLYPH_H
+
+#include "MEM_guardedalloc.h"
+
+#include "DNA_listBase.h"
+
+#include "BKE_utildefines.h"
+
+#include "BLI_blenlib.h"
+#include "BLI_linklist.h"	/* linknode */
+#include "BLI_string.h"
+
+#include "blf_internal_types.h"
+
+
+/* freetype2 handle. */
+FT_Library global_ft_lib;
+
+int blf_font_init(void)
+{
+	return(FT_Init_FreeType(&global_ft_lib));
+}
+
+void blf_font_exit(void)
+{
+	FT_Done_Freetype(global_ft_lib);
+}
+
+FontBLF *blf_font_new(char *name)
+{
+	FontBLF *font;
+	FT_Error err;
+
+	font= (FontBLF *)MEM_mallocN(sizeof(FontBLF), "blf_font_new");
+	err= FT_New_Face(global_ft_lib, name, 0, &font->face);
+	if (err) {
+		MEM_freeN(font);
+		return(NULL);
+	}
+
+	err= FT_Select_Charmap(font->face, ft_encoding_unicode);
+	if (err) {
+		printf("Warning: FT_Select_Charmap fail!!\n");
+		FT_Done_Face(font->face);
+		MEM_freeN(font);
+		return(NULL);
+	}
+
+	font->name= MEM_strdup(name);
+	font->ref= 1;
+	font->aspect= 1.0f;
+	font->pos[0]= 0.0f;
+	font->pos[1]= 0.0f;
+	font->angle[0]= 0.0f;
+	font->angle[1]= 0.0f;
+	font->angle[2]= 0.0f;
+	Mat4One(font->mat);
+	font->clip_rec.xmin= 0.0f;
+	font->clip_rec.xmax= 0.0f;
+	font->clip_rec.ymin= 0.0f;
+	font->clip_rec.ymax= 0.0f;
+	font->clip_mode= BLF_CLIP_DISABLE;
+	font->dpi= 0;
+	font->size= 0;
+	font->cache.first= NULL;
+	font->cache.last= NULL;
+	font->glyph_cache= NULL;
+	glGetIntegerv(GL_MAX_TEXTURE_SIZE, (GLint *)&font->max_tex_size);
+	return(font);
+}
+
+void blf_font_size(FontBLF *font, int size, int dpi)
+{
+	GlyphCacheBLF *gc;
+	FT_Error err;
+	
+	err= FT_Set_Char_Size(font->face, 0, (size * 64), dpi, dpi);
+	if (err) {
+		/* FIXME: here we can go through the fixed size and choice a close one */
+		printf("Warning: The current face don't support the size (%d) and dpi (%d)\n", size, dpi);
+		return;
+	}
+
+	font->size= size;
+	font->dpi= dpi;
+
+	gc= blf_glyph_cache_find(font, size, dpi);
+	if (gc)
+		font->glyph_cache= gc;
+	else {
+		gc= blf_glyph_cache_new(font);
+		if (gc)
+			font->glyph_cache= gc;
+	}
+}
+
+#endif /* zero!! */
diff --git a/source/blender/blenfont/intern/blf_glyph.c b/source/blender/blenfont/intern/blf_glyph.c
new file mode 100644
index 00000000000..bea49ccb387
--- /dev/null
+++ b/source/blender/blenfont/intern/blf_glyph.c
@@ -0,0 +1,268 @@
+/**
+ * $Id:
+ *
+ * ***** 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., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ *
+ * The Original Code is Copyright (C) 2009 Blender Foundation.
+ * All rights reserved.
+ *
+ * 
+ * Contributor(s): Blender Foundation
+ *
+ * ***** END GPL LICENSE BLOCK *****
+ */
+
+#if 0
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include <ft2build.h>
+
+#include FT_FREETYPE_H
+#include FT_GLYPH_H
+
+#include "MEM_guardedalloc.h"
+
+#include "DNA_listBase.h"
+
+#include "BKE_utildefines.h"
+
+#include "BLI_blenlib.h"
+#include "BLI_linklist.h"	/* linknode */
+#include "BLI_string.h"
+
+#include "blf_internal_types.h"
+
+
+unsigned int blf_glyph_hash(unsigned int val)
+{
+	unsigned int key;
+
+	key= val;
+	key += ~(key << 16);
+	key ^= (key >> 5);
+	key += (key << 3);
+	key ^= (key >> 13);
+	key += ~(key << 9);
+	key ^= (key >> 17);
+	return(key % 257);
+}
+
+GlyphCacheBLF *blf_glyph_cache_find(FontBLF *font, int size, int dpi)
+{
+	GlyphCacheBLF *p;
+
+	p= (GlyphCacheBLF *)font->cache.first;
+	while (p) {
+		if (p->size == size && p->dpi == dpi)
+			return(p);
+		p= p->next;
+	}
+	return(NULL);
+}
+
+/* Create a new glyph cache for the current size and dpi. */
+GlyphCacheBLF *blf_glyph_cache_new(FontBLF *font)
+{
+	GlyphCacheBLF *gc;
+	int i;
+
+	gc= (GlyphCacheBLF *)MEM_mallocN(sizeof(GlyphCacheBLF));
+	gc->next= NULL;
+	gc->prev= NULL;
+	gc->size= font->size;
+	gc->dpi= font->dpi;
+
+	for (i= 0; i < 257; i++) {
+		gc->bucket[i].first= NULL;
+		gc->bucket[i].last= NULL;
+	}
+
+	gc->textures= (GLuint *)malloc(sizeof(GLunit)*256);
+	gc->ntex= 256;
+	gc->cur_tex= -1;
+	gc->x_offs= 0;
+	gc->y_offs= 0;
+	gc->pad= 3;
+
+	gc->num_glyphs= font->face.num_glyphs;
+	gc->rem_glyphs= font->face.num_glyphs;
+	gc->ascender= ((float)font->size.metrics.ascender) / 64.0f;
+	gc->descender= ((float)font->size.metrics.descender) / 64.0f;
+
+	if (FT_IS_SCALABLE(font->face)) {
+		gc->max_glyph_width= (float)((font->face->bbox.xMax - font->face->bbox.xMin) *
+					(((float)font->face->size.metrics.x_ppem) /
+					 ((float)font->face->units_per_EM)));
+
+		gc->max_glyph_height= (float)((font->face->bbox.yMax - font->face->bbox.yMin) *
+					(((float)font->face->size.metrics.y_ppem) /
+					 ((float)font->face->units_per_EM)));
+	}
+	else {
+		gc->max_glyph_width= ((float)font->face->metrics.max_advance) / 64.0f;
+		gc->max_glyph_height= ((float)font->face->size.metrics.height) / 64.0f;
+	}
+
+	gc->p2_width= 0;
+	gc->p2_height= 0;
+
+	BLI_addhead(&font->cache, gc);
+	return(gc);
+}
+
+void blf_glyph_cache_texture(FontBLF *font, GlyphCacheBLF *gc)
+{
+	int tot_mem;
+	unsigned char *buf;
+
+	/* move the index. */
+	gc->cur_tex++;
+
+	if (gc->cur_tex > gc->ntex) {
+		gc->ntex *= 2;
+		gc->textures= (GLuint *)realloc((void *)gc->textures, sizeof(GLunit)*gc->ntex);
+	}
+
+	gc->p2_width= blf_next_p2((gc->rem_glyphs * gc->max_glyph_width) + (gc->pad * 2));
+	if (gc->p2_width > font->max_tex_size)
+		gc->p2_width= font->max_tex_size;
+
+	i= (int)((gc->p2_width - (gc->pad * 2)) / gc->p2_width);
+	gc->p2_height= blf_next_p2(((gc->num_glyphs / i) + 1) * gc->max_glyph_height);
+
+	if (gc->p2_height > font->max_tex_size)
+		gc->p2_height= font->max_tex_size;
+
+	tot_mem= gc->p2_width * gc->p2_height;
+	buf= (unsigned char *)malloc(tot_mem);
+	memset((void *)buf, 0, tot_mem);
+
+	glGenTextures(1, (GLuint*)gc->texures[gc->cur_tex]);
+	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP);
+	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP);
+	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
+	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
+
+	glTexImage2D(GL_TEXTURE_2D, 0, GL_ALPHA, gc->p2_width, gc->p2_height, 0, GL_ALPHA, GL_UNSIGNED_BYTE, buf);
+	free((void *)buf);
+}
+
+GlyphBLF *blf_glyph_search(GlyphCacheBLF *gc, FT_UInt idx)
+{
+	GlyphBLF *p;
+	unsigned int key;
+
+	key= blf_glyph_hash(idx);
+	p= gc->bucket[key].first;
+	while (p) {
+		if (p->index == idx)
+			return(p);
+		p= p->next;
+	}
+	return(NULL);
+}
+
+GlyphBLF *blf_glyph_add(FontBLF *font, FT_UInt index, unsigned int c)
+{
+	FT_GlyphSlot slot;
+	GlyphCache *gc;
+	GlyphBLF *g;
+	FT_Error err;
+	FT_Bitmap bitmap;
+	FTBBox bbox;
+	unsigned int key;
+
+	g= blf_glyph_search(font->glyph_cache, index);
+	if (g)
+		return(g);
+
+	err= FT_Load_Glyph(font->face, index, FT_LOAD_NO_HINTING | FT_LOAD_NO_BITMAP);
+	if (err)
+		return(NULL);
+
+	/* get the glyph. */
+	slot= font->face->glyph;
+
+	err= FT_Render_Glyph(slot, FT_RENDER_MODE_NORMAL);
+	if (err)
+		return(NULL);
+
+	g= (GlyphBLF *)MEM_mallocN(sizeof(GlyphBLF), "blf_glyph_add");
+	g->next= NULL;
+	g->prev= NULL;
+	g->c= c;
+	g->index= index;
+
+	gc= font->glyph_cache;
+	if (gc->cur_tex == -1) {
+		blf_glyph_cache_texture(font, gc);
+		gc->x_offs= gc->pad;
+		gc->y_offs= gc->pad;
+	}
+
+	if (gc->x_offs > (gc->p2_width - gc->max_glyph_width)) {
+		gc->x_offs= gc->pad;
+		gc->y_offs += gc->max_glyph_height;
+
+		if (gc->y_offs > (gc->p2_height - gc->max_glyph_height)) {
+			gc->y_offs= gc->pad;
+			blf_glyph_cache_texture(font, gc);
+		}
+	}
+
+	bitmap= slot->bitmap;
+	g->tex= gc->textures[gc->cur_tex];
+	g->xoff= gc->x_offs;
+	g->yoff= gc->y_offs;
+	g->width= bitmap.width;
+	g->height= bitmap.rows;
+
+	if (g->width && g->height) {
+		glPushClientAttrib(GL_CLIENT_PIXEL_STORE_BIT);
+		glPixelStorei(GL_UNPACK_LSB_FIRST, GL_FALSE);
+		glPixelStorei(GL_UNPACK_ROW_LENGTH, 0);
+		glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
+
+		glBindTexture(GL_TEXTURE_2D, g->tex);
+		glTexSubImage2D(GL_TEXTURE_2D, 0, g->xoff, g->yoff, g->width, g->height, GL_ALPHA, GL_UNSIGNED_BYTE, bitmap.buffer);
+		glPopClientAttrib();
+	}
+
+	g->advance= ((float)slot->advance.x) / 64.0f;
+	g->pos_x= bitmap.left;
+	g->pos_y= bitmap.top;
+
+	FT_Outline_Get_CBox(&(slot->outline), &bbox);
+	g->box.xmin= ((float)bbox.xMin) / 64.0f;
+	g->box.xmax= ((float)bbox.xMax) / 64.0f;
+	g->box.ymin= ((float)bbox.yMin) / 64.0f;
+	g->box.ymax= ((float)bbox.yMax) / 64.0f;
+
+	g->uv[0][0]= ((float)g->xoff) / ((float)g->p2_width);
+	g->uv[0][1]= ((float)g->yoff) / ((float)g->p2_height);
+	g->uv[1][0]= ((float)(g->xoff + g->width)) / ((float)g->p2_width);
+	g->uv[1][1]= ((float)(g->yoff + g->height)) / ((float)g->p2_height);
+
+	key= blf_glyph_hash(g->index);
+	BLI_addhead(&gc->bucket[key], g);
+	return(g);
+}
+
+#endif /* zero!! */
diff --git a/source/blender/blenfont/intern/blf_internal.h b/source/blender/blenfont/intern/blf_internal.h
new file mode 100644
index 00000000000..b88c83e4b13
--- /dev/null
+++ b/source/blender/blenfont/intern/blf_internal.h
@@ -0,0 +1,38 @@
+/**
+ * $Id$
+ *
+ * ***** 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., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ *
+ * The Original Code is Copyright (C) 2009 Blender Foundation.
+ * All rights reserved.
+ * 
+ * Contributor(s): Blender Foundation.
+ *
+ * ***** END GPL LICENSE BLOCK *****
+ */
+
+#ifndef BLF_INTERNAL_H
+#define BLF_INTERNAL_H
+
+#if 0
+
+char *blf_dir_search(const char *file);
+int blf_dir_split(const char *str, char *file, int *size);
+
+#endif /* zero! */
+
+#endif /* BLF_INTERNAL_H */
diff --git a/source/blender/blenfont/intern/blf_internal_types.h b/source/blender/blenfont/intern/blf_internal_types.h
index 3a8c1bca3f5..b9ae9dfdac7 100644
--- a/source/blender/blenfont/intern/blf_internal_types.h
+++ b/source/blender/blenfont/intern/blf_internal_types.h
@@ -28,6 +28,149 @@
 #ifndef BLF_INTERNAL_TYPES_H
 #define BLF_INTERNAL_TYPES_H
 
+#if 0
+
+typedef struct DirBLF {
+	struct DirBLF *next;
+	struct DirBLF *prev;
+
+	/* full path where search fonts. */
+	char *path;
+} DirBLF;
+
+typedef struct _GlyphCacheBLF {
+	struct _GlyphCacheBLF *next;
+	struct _GlyphCacheBLF *prev;
+
+	/* font size. */
+	int size;
+
+	/* and dpi. */
+	int dpi;
+
+	/* and the glyphs. */
+	ListBase bucket[257];
+
+	/* texture array, to draw the glyphs. */
+	GLuint *textures;
+
+	/* size of the array. */
+	int ntex;
+
+	/* and the last texture, aka. the current texture. */
+	int cur_tex;
+
+	/* like bftgl, we draw every glyph in a big texture, so this is the
+	 * current position inside the texture.
+	 */
+	int x_offs;
+	int y_offs;
+
+	/* and the space from one to other. */
+	unsigned int pad;
+
+	/* and the bigger glyph in the font. */
+	int max_glyph_width;
+	int max_glyph_height;
+
+	/* next two integer power of two, to build the texture. */
+	int p2_width;
+	int p2_height;
+
+	/* number of glyphs in the font. */
+	int num_glyphs;
+
+	/* number of glyphs that we load here. */
+	int rem_glyphs;
+
+	/* ascender and descender value. */
+	float ascender;
+	float descender;
+} GlyphCacheBLF;
+
+typedef struct _GlyphBLF {
+	struct _GlyphBLF *next;
+	struct _GlyphBLF *prev;
+
+	/* and the character, as UTF8 */
+	unsigned int c;
+
+	/* Freetype2 index. */
+	FT_UInt index;
+
+	/* texture id where this glyph is store. */
+	GLuint tex;
+
+	/* position inside the texture where this glyph is store. */
+	int xoff;
+	int yoff;
+
+	/* glyph width and height. */
+	int width;
+	int height;
+
+	/* glyph bounding box. */
+	rctf box;
+
+	/* uv coords. */
+	float uv[2][2];
+
+	/* advance value. */
+	float advance;
+
+	/* X and Y bearing of the glyph.
+	 * The X bearing is from the origin to the glyph left bbox edge.
+	 * The Y bearing is from the baseline to the top of the glyph edge.
+	 */
+	float pos_x;
+	float pos_y;
+} GlyphBLF;
+
+typedef struct FontBLF {
+	char *name;
+
+	/* reference count. */
+	int ref;
+
+	/* aspect ratio or scale. */
+	float aspect;
+
+	/* initial position for draw the text. */
+	float pos[3];
+
+	/* angle in degrees. */
+	float angle[3];
+
+	/* this is the matrix that we load before rotate/scale/translate. */
+	float mat[4][4];
+
+	/* clipping rectangle. */
+	rctf clip_rec;
+
+	/* and clipping mode. */
+	int clip_mode;
+
+	/* font dpi (default 72). */
+	int dpi;
+
+	/* font size. */
+	int size;
+
+	/* max texture size. */
+	int max_tex_size;
+
+	/* freetype2 face. */
+	FT_Face face;
+
+	/* list of glyph cache for this font. */
+	ListBase cache;
+
+	/* current glyph cache, size and dpi. */
+	GlyphCacheBLF *glyph_cache;
+} FontBLF;
+
+#endif /* zero!! */
+
 typedef struct LangBLF {
 	struct LangBLF *next;
 	struct LangBLF *prev;
@@ -42,4 +185,8 @@ typedef struct LangBLF {
 #define BLF_LANG_FIND_BY_LANGUAGE 1
 #define BLF_LANG_FIND_BY_CODE 2
 
+/* font->clip_mode */
+#define BLF_CLIP_DISABLE 0
+#define BLF_CLIP_OUT 1
+
 #endif /* BLF_INTERNAL_TYPES_H */