diff options
Diffstat (limited to 'pango2/pango-userface.h')
| -rw-r--r-- | pango2/pango-userface.h | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/pango2/pango-userface.h b/pango2/pango-userface.h new file mode 100644 index 00000000..359ded72 --- /dev/null +++ b/pango2/pango-userface.h @@ -0,0 +1,81 @@ +/* + * Copyright 2022 Red Hat, Inc. + * + * SPDX-License-Identifier: LGPL-2.1-or-later + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * This library 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 + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, see <http://www.gnu.org/licenses/>. + */ + +#pragma once + +#include <pango2/pango-types.h> +#include <pango2/pango-glyph.h> +#include <pango2/pango-font-face.h> + +G_BEGIN_DECLS + +typedef struct _Pango2UserFont Pango2UserFont; + +#define PANGO2_TYPE_USER_FACE (pango2_user_face_get_type ()) + +PANGO2_AVAILABLE_IN_ALL +PANGO2_DECLARE_INTERNAL_TYPE (Pango2UserFace, pango2_user_face, PANGO2, USER_FACE, Pango2FontFace) + +typedef gboolean (* Pango2UserFaceGetFontInfoFunc) (Pango2UserFace *face, + int size, + hb_font_extents_t *extents, + gpointer user_data); + +typedef gboolean (* Pango2UserFaceUnicodeToGlyphFunc) (Pango2UserFace *face, + hb_codepoint_t unicode, + hb_codepoint_t *glyph, + gpointer user_data); + +typedef gboolean (* Pango2UserFaceGetGlyphInfoFunc) (Pango2UserFace *face, + int size, + hb_codepoint_t glyph, + hb_glyph_extents_t *extents, + hb_position_t *h_advance, + hb_position_t *v_advance, + gboolean *is_color_glyph, + gpointer user_data); + +typedef gboolean (* Pango2UserFaceTextToGlyphFunc) (Pango2UserFace *face, + int size, + const char *text, + int length, + const Pango2Analysis *analysis, + Pango2GlyphString *glyphs, + Pango2ShapeFlags flags, + gpointer user_data); + +typedef gboolean (* Pango2UserFaceRenderGlyphFunc) (Pango2UserFace *face, + int size, + hb_codepoint_t glyph, + gpointer user_data, + const char *backend_id, + gpointer backend_data); + +PANGO2_AVAILABLE_IN_ALL +Pango2UserFace * pango2_user_face_new (Pango2UserFaceGetFontInfoFunc font_info_func, + Pango2UserFaceUnicodeToGlyphFunc glyph_func, + Pango2UserFaceGetGlyphInfoFunc glyph_info_func, + Pango2UserFaceTextToGlyphFunc shape_func, + Pango2UserFaceRenderGlyphFunc render_func, + gpointer user_data, + GDestroyNotify destroy, + const char *name, + const Pango2FontDescription *description); + +G_END_DECLS |