-mate_thumbnail_font_SOURCES = ftstream-vfs.c ftstream-vfs.h $(font_loader_SOURCES) font-thumbnailer.c totem-resources.c totem-resources.h

-mate_font_viewer_SOURCES = ftstream-vfs.c ftstream-vfs.h $(font_loader_SOURCES) sushi-font-widget.h sushi-font-widget.c font-view.c

-/* -*- mode: C; c-basic-offset: 4 -*- */

-

-/*

- * ftstream-vfs: a FreeType/GIO stream bridge

- *

- * Copyright (C) 2002-2003 James Henstridge <[email protected]>

- *

- * 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 St, Fifth Floor, Boston, MA 02110-1301 USA

- */

-

-#ifdef HAVE_CONFIG_H

-# include <config.h>

-#endif

-

-#include <stdlib.h>

-#include <ft2build.h>

-#include FT_FREETYPE_H

-

-#include <gio/gio.h>

-

-#include "ftstream-vfs.h"

-

-static unsigned long

-vfs_stream_read (FT_Stream stream,

- unsigned long offset,

- unsigned char *buffer,

- unsigned long count)

-{

- GFileInputStream *handle = stream->descriptor.pointer;

- gssize bytes_read = 0;

-

- if (!g_seekable_seek (G_SEEKABLE (handle), offset, G_SEEK_SET, NULL, NULL))

- return 0;

-

- if (count > 0) {

- bytes_read = g_input_stream_read (G_INPUT_STREAM (handle), buffer,

- count, NULL, NULL);

-

- if (bytes_read == -1)

- return 0;

- }

-

- return bytes_read;

-}

-

-static void

-vfs_stream_close (FT_Stream stream)

-{

- GFileInputStream *handle = stream->descriptor.pointer;

-

- if (handle == NULL)

- return;

-

- /* this also closes the stream */

- g_object_unref (handle);

-

- stream->descriptor.pointer = NULL;

- stream->size = 0;

- stream->base = NULL;

-}

-

-static FT_Error

-vfs_stream_open (FT_Stream stream,

- const char *uri)

-{

- GFile *file;

- GFileInfo *info;

- GFileInputStream *handle;

-

- file = g_file_new_for_uri (uri);

- handle = g_file_read (file, NULL, NULL);

-

- if (handle == NULL) {

- g_object_unref (file);

- return FT_Err_Cannot_Open_Resource;

- }

-

- info = g_file_query_info (file,

- G_FILE_ATTRIBUTE_STANDARD_SIZE,

- G_FILE_QUERY_INFO_NONE, NULL,

- NULL);

- g_object_unref (file);

-

- if (info == NULL) {

- return FT_Err_Cannot_Open_Resource;

- }

-

- stream->size = g_file_info_get_size (info);

-

- g_object_unref (info);

-

- stream->descriptor.pointer = handle;

- stream->pathname.pointer = NULL;

- stream->pos = 0;

-

- stream->read = vfs_stream_read;

- stream->close = vfs_stream_close;

-

- return FT_Err_Ok;

-}

-

-/* load a typeface from a URI */

-FT_Error

-FT_New_Face_From_URI (FT_Library library,

- const gchar* uri,

- FT_Long face_index,

- FT_Face *aface)

-{

- FT_Open_Args args;

- FT_Stream stream;

- FT_Error error;

-

- stream = calloc (1, sizeof (*stream));

-

- if (stream == NULL)

- return FT_Err_Out_Of_Memory;

-

- error = vfs_stream_open (stream, uri);

-

- if (error != FT_Err_Ok) {

- free (stream);

- return error;

- }

-

- args.flags = FT_OPEN_STREAM;

- args.stream = stream;

-

- error = FT_Open_Face (library, &args, face_index, aface);

-

- if (error != FT_Err_Ok) {

- if (stream->close != NULL)

- stream->close(stream);

-

- free (stream);

- return error;

- }

-

- /* so that freetype will free the stream */

- (*aface)->face_flags &= ~FT_FACE_FLAG_EXTERNAL_STREAM;

-

- return error;

-}

-/* -*- mode: C; c-basic-offset: 4 -*- */

-

-/*

- * ftstream-vfs: a FreeType/GIO stream bridge

- *

- * Copyright (C) 2002-2003 James Henstridge <[email protected]>

- *

- * 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

- */

-

-#ifndef __FTSTREAM_VFS_H__

-#define __FTSTREAM_VFS_H__

-

-#include <ft2build.h>

-#include FT_FREETYPE_H

-#include <glib.h>

-

-FT_Error FT_New_Face_From_URI (FT_Library library,

- const gchar* uri,

- FT_Long face_index,

- FT_Face *aface);

-

-#endif /* __FTSTREAM_VFS_H__ */