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* src/ftfont.h (struct font_info): New type, unifies similar types from ftcrfont.c, ftfont.c and xftfont.c * src/xftfont.c (struct xftfont_info): Remove, replace with struct font_info. Adjust all uses. * src/ftcrfont.c (struct ftcrfont_info): Likewise. * src/ftfont.c (struct ftfont_info): Likewise.
75 lines
2.2 KiB
C
75 lines
2.2 KiB
C
/* ftfont.h -- Interface definition for Freetype font backend.
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Copyright (C) 2007, 2008, 2009, 2010, 2011
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National Institute of Advanced Industrial Science and Technology (AIST)
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Registration Number H13PRO009
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This file is part of GNU Emacs.
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GNU Emacs is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or (at
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your option) any later version.
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GNU Emacs is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GNU Emacs. If not, see <https://www.gnu.org/licenses/>. */
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#ifndef EMACS_FTFONT_H
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#define EMACS_FTFONT_H
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#include <ft2build.h>
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#include FT_FREETYPE_H
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#include FT_SIZES_H
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#ifdef FT_BDF_H
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# include FT_BDF_H
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#endif
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#ifdef HAVE_LIBOTF
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# include <otf.h>
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#ifdef HAVE_M17N_FLT
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# include <m17n-flt.h>
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#endif /* HAVE_M17N_FLT */
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#endif /* HAVE_LIBOTF */
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extern FcCharSet *ftfont_get_fc_charset (Lisp_Object);
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extern Lisp_Object ftfont_open2 (struct frame *f,
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Lisp_Object entity,
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int pixel_size,
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Lisp_Object font_object);
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/* This struct is shared by the XFT, Freetype, and Cairo font
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backends. Members up to and including 'matrix' are common, the
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rest depend on which backend is in use. */
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struct font_info
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{
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struct font font;
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#ifdef HAVE_LIBOTF
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bool maybe_otf; /* Flag to tell if this may be OTF or not. */
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OTF *otf;
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#endif /* HAVE_LIBOTF */
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FT_Size ft_size;
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int index;
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FT_Matrix matrix;
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#ifdef USE_CAIRO
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cairo_font_face_t *cr_font_face;
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/* To prevent cairo from cluttering the activated FT_Size maintained
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in ftfont.c, we activate this special FT_Size before drawing. */
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FT_Size ft_size_draw;
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/* Font metrics cache. */
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struct font_metrics **metrics;
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short metrics_nrows;
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#else
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/* These are used by the XFT backend. */
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Display *display;
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XftFont *xftfont;
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unsigned x_display_id;
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#endif
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};
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#endif /* EMACS_FTFONT_H */
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