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75 lines
2.5 KiB
C
75 lines
2.5 KiB
C
/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */
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/* eel-art-extensions.h - interface of libart extension functions.
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Copyright (C) 2000 Eazel, Inc.
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The Gnome Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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The Gnome Library 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 GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the Gnome Library; see the file COPYING.LIB. If not,
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see <http://www.gnu.org/licenses/>.
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Authors: Darin Adler <darin@eazel.com>
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Ramiro Estrugo <ramiro@eazel.com>
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*/
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#ifndef EEL_ART_EXTENSIONS_H
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#define EEL_ART_EXTENSIONS_H
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#include <glib.h>
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G_BEGIN_DECLS
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typedef struct {
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double x0, y0, x1, y1;
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} EelDRect;
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typedef struct {
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/*< public >*/
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int x0, y0, x1, y1;
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} EelIRect;
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extern const EelDRect eel_drect_empty;
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extern const EelIRect eel_irect_empty;
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void eel_irect_copy (EelIRect *dest,
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const EelIRect *src);
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void eel_irect_union (EelIRect *dest,
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const EelIRect *src1,
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const EelIRect *src2);
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void eel_irect_intersect (EelIRect *dest,
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const EelIRect *src1,
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const EelIRect *src2);
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gboolean eel_irect_equal (EelIRect rectangle_a,
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EelIRect rectangle_b);
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gboolean eel_irect_hits_irect (EelIRect rectangle_a,
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EelIRect rectangle_b);
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EelIRect eel_irect_offset_by (EelIRect rectangle,
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int x,
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int y);
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EelIRect eel_irect_scale_by (EelIRect rectangle,
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double scale);
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gboolean eel_irect_is_empty (const EelIRect *rectangle);
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gboolean eel_irect_contains_point (EelIRect outer_rectangle,
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int x,
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int y);
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int eel_irect_get_width (EelIRect rectangle);
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int eel_irect_get_height (EelIRect rectangle);
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void eel_drect_union (EelDRect *dest,
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const EelDRect *src1,
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const EelDRect *src2);
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G_END_DECLS
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#endif /* EEL_ART_EXTENSIONS_H */
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