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/* Shared GDI and Uniscribe Font backend declarations for the W32 API.
Copyright (C) 2007 Free Software Foundation, Inc.
This file is part of GNU Emacs.
GNU Emacs 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, or (at your option)
any later version.
GNU Emacs 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 GNU Emacs; see the file COPYING. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA. */
#ifndef EMACS_W32FONT_H
#define EMACS_W32FONT_H
/* Bit 17 of ntmFlags in NEWTEXTMETRIC is set for Postscript OpenType fonts,
bit 18 for Truetype OpenType fonts. */
#define NTMFLAGS_OPENTYPE 0x60000
/* The actual structure for a w32 font, that can be cast to struct font.
The Uniscribe backend extends this. */
struct w32font_info
{
struct font font;
TEXTMETRIC metrics;
struct frame *owning_frame;
};
Lisp_Object w32font_get_cache P_ ((FRAME_PTR fe));
Lisp_Object w32font_list_internal P_ ((Lisp_Object frame,
Lisp_Object font_spec,
int opentype_only));
Lisp_Object w32font_match_internal P_ ((Lisp_Object frame,
Lisp_Object font_spec,
int opentype_only));
int w32font_open_internal P_ ((FRAME_PTR f, Lisp_Object font_entity,
int pixel_size, struct w32font_info *w32_font));
void w32font_close P_ ((FRAME_PTR f, struct font *font));
int w32font_has_char P_ ((Lisp_Object entity, int c));
unsigned w32font_encode_char P_ ((struct font *font, int c));
int w32font_text_extents P_ ((struct font *font, unsigned *code, int nglyphs,
struct font_metrics *metrics));
int w32font_draw P_ ((struct glyph_string *s, int from, int to,
int x, int y, int with_background));
#endif
/* arch-tag: ef9d9675-a2a5-4d01-9526-815e9a3da7cb
(do not change this comment) */
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